Apple grading machine FAQ


Whether you’re exploring AI-powered apple grading for the first time or comparing different solutions, you’ll find answers here to the most common questions from apple growers and packers.

Browse topics including AI grading technology, grading accuracy, throughput and labor savings, return on investment, installation and support, customer experiences and data-driven packhouse optimization.

Use the sections below to quickly find the information most relevant to your operation.

How AI apple grading works
What are the benefits of AI-driven apple grading machines?

AI-driven apple grading machines help growers and packers improve efficiency, reduce labor dependency and deliver more consistent quality.

 

Key benefits include:

✅ Reduced labor requirements

✅ Higher throughput and processing capacity

✅ More consistent quality grading

✅ Improved pack-out rates

✅ Reduced waste and customer claims

✅Reliable performance throughout the season

 

By combining advanced AI grading, gentle product handling and high-speed processing, Elisam apple grading machines powered by Ellips True-AI help packhouses meet customer requirements while improving profitability.

 

How does an AI-powered apple grading machine work?

An Elisam apple grading machine, powered by Ellips True-AI, uses advanced cameras and deep learning algorithms to inspect and classify every apple in real time.


The grading process includes:

  • Accurate singulation to ensure every apple is individually assessed
  • Rotating cups and 360° grading for full surface visibility
  • Up to 90 high-resolution images per apple
  • Analysis of size, shape, color, weight, and external defects
  • Internal quality inspection for hidden defects

The collected data is analyzed by True-AI, which classifies each apple according to the required quality standards and grading specifications.

This enables growers and packers to achieve consistent grading results, maximize pack-out and deliver reliable quality. Batch after batch.

How easy is it to use an AI apple grading machine?

Elisam apple grading machines powered by Ellips True-AI are designed for simple day-to-day operation. The system automatically manages complex grading parameters, reducing the need for manual adjustments and operator input.

 

Benefits include:

✅ Easy-to-use operator interface

✅Automatic grading parameter management

✅ Fast product and grade changes

✅Reduced training requirements

✅ Consistent grading performance

 

When adjustments are needed, settings can be changed quickly and intuitively, allowing operators to maintain full control of the grading process.

 

As Sandy Masterson from Green Planet Apples explains:

“I’ve seen other packers hiring tech people just to run their software. We don’t need that. I could train someone on Ellips technology in just a few days. It’s efficient, reliable, and in a league of its own.”

What is the difference between an apple sorting machine and an apple grading machine?

An apple sorting machine typically separates apples based on basic characteristics such as size, weight or color. An apple grading machine evaluates the overall quality of each apple, including both external and internal defects.

Apple sorting machine Apple grading maching
Sorts by size, weight or color Grades based on overall quality
Uses basic sorting rules Uses AI-powered analysis
Limited defect detection Detects external and internal defects
Focuses on product separation Focuses on quality classification

 

Modern Elisam grading machines powered by Ellips True-AI combine both sorting and grading in one integrated solution. This allows you to sort apples efficiently while accurately grading them according to quality standards and market requirements.

How is the apple sorting machine trained for quality standards or export requirements?

Ellips True-AI is trained using hundreds of thousands of hand-labeled reference images, enabling it to recognize defects, quality characteristics and complex grading challenges with high accuracy.

 

The system learns from data collected across:

  • Different apple varieties
  • Growing regions worldwide
  • Multiple seasons
  • Different markets and quality standards
  • Diverse growing conditions

This extensive defect database, combined with advanced deep learning algorithms, allows the system to automatically apply grading parameters and meet specific customer requirements, market demands and export standards.

 

Can the grading system learn and improve over time?

Yes, Ellips True-AI continuously improves by learning from new data, helping the grading system become more accurate and efficient over time.

The system is trained using:

  • Real-world grading data
  • Customer quality control expertise
  • Different apple varieties
  • Multiple growing regions
  • Data collected across seasons and conditions

 

By combining new data with its existing defect database, True-AI continuously refines its ability to recognize defects and optimize grading decisions. This ongoing learning process helps improve grading accuracy, consistency and long-term performance.

How does AI grading compare to manual grading?

AI grading delivers higher consistency, greater throughput and reduced labor dependency compared to manual grading. While manual grading relies on human judgment, AI applies the same objective grading standards to every apple.

Key differences include:

Manual grading AI grading
Subjective operator decisions Consistent, objective grading
Performance varies throughout the day No fatigue or performance decline
Limited processing capacity High-speed grading
Difficult to scale labor Reduced labor dependency
Hard to detect subtle defects Detects subtle and complex defects

As a result, AI-powered grading systems such as Elisam machines with Ellips True-AI help growers and packers achieve higher throughput, improved pack-out and more consistent quality.

For many large-scale apple packhouses, AI grading has become the standard for delivering reliable and scalable performance.

Can I upgrade my existing apple sorting machine with Ellips grading technology?

Yes, Ellips grading technology can be integrated into your existing sorting machine through a retrofit solution. This allows you to upgrade to AI-powered grading without replacing your entire machine.

 

A typical retrofit includes:

  • High-resolution camera technology
  • New Ellips electronics and hardware
  • TrueSort software
  • True-AI grading technology

This improves grading accuracy, consistency and performance while reducing investment costs compared to purchasing a completely new sorting machine.

Quality & Accuracy
What are the biggest challenges in apple grading?

Apple grading is challenging because fruit quality varies constantly between seasons, varieties, orchards and even individual batches. Growers and packers must maintain consistent quality standards despite this natural variation.

 

Common grading challenges include:

  • Variations in size, shape and color
  • Subtle defects that are difficult to detect visually
  • Internal defects that are not visible from the outside
  • Changing growing conditions and weather impacts
  • Increasing quality variability between seasons

These challenges make consistent grading difficult without advanced technology. AI-powered grading systems such as Ellips True-AI help growers and packers apply objective grading standards and maintain reliable quality under changing conditions.

How accurate is an AI apple grading machine?

In practice, defects in the final product are typically reduced to below 2%, while only a small percentage of good apples is removed during sorting.

Elisam apple grading machines equipped with Ellips True-AI deliver highly consistent and objective grading results. By eliminating subjective human judgment, the system reduces variability and minimizes grading errors, even at high processing speeds. As the system processes more data, True-AI continues to improve its ability to detect and classify defects accurately.

What external defects can an apple sorting machine detect?

Ellips True-AI inspects the entire surface of every apple and detects a wide range of external quality defects with exceptional accuracy.

 

Detectable defects include:

  • Sunburn
  • Bruising
  • Russet
  • Calyx cracks
  • Stem splits
  • Bitter pit
  • Frost damage
  • Punctures
  • Rot
  • Hail damage
  • And many more

 

With detection accuracy down to 0.2 mm, the system delivers consistent and objective grading results.

 

Benefits include:

✅ Reduced customer claims
✅Improved pack-out rates
✅ More consistent grading
✅ Reliable shipment quality
✅Stronger customer relationships

 

Can the apple sorting machine measure internal quality?

Yes, with Ellips light transmittance technology, the system can grade the internal quality of each apple and detect hidden defects such as internal browning, water core and other internal quality issues.

The Ellips Internal Quality system performs up to 20 high-speed internal scans per apple, virtually slicing the fruit to reveal defects that are not visible from the outside.

 

Benefits include:

✅ Detection of hidden internal defects
✅ Reduced customer claims
✅ Fewer rejected shipments
✅ Improved product consistency
✅Greater confidence in delivered quality

How does AI prevent good apples from being rejected?

Ellips True-AI is trained to distinguish between natural variation and actual defects. By applying consistent grading logic to every apple, the system minimizes false rejects and helps maximize pack-out and overall yield.

This allows more saleable fruit to be packed and sold while maintaining consistent quality standards.

What happens if grading quality is inconsistent?

Inconsistent grading can lead to operational, financial and commercial risks for apple growers and packers.

 

Common consequences include:

  • Customer complaints
  • Rejected shipments
  • Pricing penalties and quality claims
  • Lower pack-out rates
  • Increased waste
  • Damage to brand reputation

It can also make it more difficult to meet market specifications and maintain long-term relationships with buyers who expect consistent quality.

AI-powered grading systems such as Elisam machines with Ellips True-AI eliminate this variability by applying objective and consistent grading standards to every apple. This helps reduce claims, improve quality consistency and deliver reliable results batch after batch.

Can the machine sort apples into different quality classes?

Yes, the Ellips apple grading software allows you to define and apply multiple quality classes based on your specific requirements.

For example, apples can be sorted into:

  • Class 1 (Premium)
  • Class 2 (Minor defects)
  • Class 3 (Processing or juice)

The system is fully flexible, enabling you to customize grading standards for different markets, customers and applications.

This helps ensure each apple is directed to the most appropriate market, maximizing value and maintaining consistent quality standards.

Can the apple sorting machine handle different varieties?

Yes, Elisam apple grading machines powered by Ellips True-AI are designed to handle all apple varieties with high accuracy.

Whether it’s Gala, Fuji, Honeycrisp, or other varieties, the system automatically recognizes their unique characteristics and applies the appropriate grading standards.

This enables growers and packers to grade multiple varieties consistently without changing equipment or compromising grading accuracy.

Capacity & Labor
How many tons per hour can an apple sorting machine process?

Elisam apple grading machines typically process 3 to 5 tons per hour per lane, depending on apple size and weight.

 

Capacity can be scaled through multi-lane configurations:

  • 1 lane: 3-5 tons per hour
  • 4 lanes: up to 20 tons per hour
  • 8 lanes: up to 40 tons per hour

 

This high-capacity design helps packhouses handle peak volumes efficiently while maintaining consistent grading performance and meeting delivery deadlines.

Can the apple grading machine handle varying fruit quality without slowing down the line?

Yes, Ellips True-AI enables full-speed grading regardless of fruit quality. The system maintains maximum processing speed while accurately detecting defects, even in mixed-quality batches.

Traditionally, batches with uneven fruit quality often required slower processing speeds to maintain grading accuracy. With True-AI, this is no longer necessary.

 

Benefits include:

✅ Maximum throughput

✅ Accurate defect detection

✅Consistent grading performance

✅Higher operational efficiency

✅More volume processed without compromising quality

How much labor can you save with an apple sorting machine?

Labor savings depend on your operation, product mix and current grading process. By automating grading, an Elisam apple grading machine can significantly reduce the need for manual sorting and lower labor costs.

For example, Green Planet Apples reduced its manual grading team from up to eight people to just one operator using Ellips True-AI. The company also eliminated night shifts thanks to the increased speed and throughput of the automated grading system.

 

Benefits include:

✅ Lower labor costs
✅ Reduced dependence on seasonal workers
Fewer night shifts
✅ Higher throughput
✅ More consistent grading results

Can the apple grading machine handle peak demand and tight delivery schedules?

Yes, Elisam apple grading machines are designed to maintain high throughput and consistent grading performance during peak production periods. Operators can switch between grading specifications instantly, making it easy to respond to changing customer requirements and last-minute orders.

 

Benefits include:

✅High-capacity processing
✅ Instant grade and specification changes
✅ Consistent quality under high volumes
✅ Fewer sorting errors
✅ Reliable delivery performance

 

This helps packhouses meet tight deadlines, maintain product quality and respond quickly to market demand throughout the season.

How reliable is an apple grading machine in daily operation?

Elisam apple grading machines are designed for maximum uptime, consistent performance and long-term durability. Built with high-quality components and engineered in-house, the systems require minimal maintenance, reducing the risk of unexpected breakdowns and helping packhouses operate reliably throughout the season.

 

Customers highlight the reliability of the system in daily operation:


“Another added value of Ellips/Elisam regarding apple grading is the product handling, durability and reliability of the system. We have been running this line for ten months now and have not had a broken ‘cup’ on this cup sorter, for example.”

Joe Schwilke – Starr Ranch Growers

Return on investment
Is an AI apple grading machine worth the investment?

Yes. For most apple growers and packers, an AI-powered grading machine pays for itself within a few seasons by reducing costs, increasing efficiency, and improving fruit value.

 

Key value drivers include:

✅ Reduced labor costs
✅ Higher pack-out rates
✅ More consistent quality
✅ Increased throughput
✅ Lower waste and fewer claims

In addition to cost savings, AI grading helps maximize revenue by sorting fruit more accurately into higher-value categories.

The exact return depends on your operation. Ellips and Elisam can provide a customized ROI calculation based on your volumes, labor situation and business goals.

What factors contribute to the return on investment of an apple grading machine?

The return on investment of an apple grading machine is driven by a combination of lower operating costs, higher efficiency and improved product quality.

 

Key ROI drivers include:

  • Reduced labor costs through automation
  • Higher pack-out rates and more fruit in premium grades
  • Better market prices through consistent quality
  • Lower waste and fewer customer claims
  • Increased throughput and processing capacity
  • Reduced downtime through reliable machine performance
  • Lower food and energy waste

Together, these benefits help apple growers and packers reduce costs, increase revenue and improve profitability over time.

What is the payback period of an apple grading machine?

The payback period depends on factors such as production volume, labor costs and the level of automation. In most cases, apple grading machines achieve a return on investment within a couple of years.

 

Typical savings come from:

✅ Reduced labor costs
✅ Higher pack-out rates
✅ Lower losses from waste and claims

By improving both efficiency and product quality, the system quickly contributes to a more profitable operation.

To provide a clear and realistic estimate, Ellips and Elisam can calculate the expected return on investment based on your specific operation, volumes, labor situation and market requirements.

 

 

Why growers choose Ellips-Elisam
What makes Ellips-Elisam a trusted partner in apple grading technology?

Ellips brings more than 37 years of experience in grading technology, with over 3,500 grading solutions installed worldwide across 19 different fruit and vegetable types.

Together with Elisam and Elifab, the company supports a global installed base of more than 350 grading machines and 3,000 retrofit installations, helping growers and packers improve quality, efficiency and consistency.

As a family-founded company, Ellips combines proven technology with long-term customer relationships, delivering practical solutions backed by decades of industry expertise.

Who is using Ellips grading technology for apples?

Ellips grading technology is widely used by apple growers and packing companies around the world. More than 500 apple sorting systems and over 1,900 lanes have been installed, supporting high-capacity apple grading operations across different markets and conditions.

Customers include:

  • Starr Ranch Growers
  • Elbe-Obst
  • Apple King of Washington
  • Green Planet Apples
  • Rockit
  • Telefrukt
  • Gebbers Farms
  • Chelan Fruit
  • Chelan Fresh
  • Sky Fruit Trading
  • Fruitteeltbedrijf A. en J.A. van Dijk
  • Ralph’s Produce & Juice
  • Oskam
  • Lidder Farms
  • Gössl
  • Frutura
  • 1st Flavor Growers & Packers
  • Evrosad
  • Bauman Orchards

…and many other apple growers and packers worldwide.

Is Ellips a family-owned company?

Yes, Ellips is a family-founded company with over 37 years of experience in grading technology. Founded by Erwin Bakker, the company is now shaped by the next generation, with his children Mitchel, Levi and Jody actively contributing to areas such as product development, customer relationships and user experience.

This combination of experience and new perspectives ensures continuous innovation in AI-powered grading solutions, while maintaining a strong focus on long-term partnerships, trust and practical solutions that work in daily operations.

Can you share customer success stories or real-world examples?

Yes, Ellips and Elisam grading solutions are used by leading apple growers and packers worldwide. Many customers have improved grading accuracy, increased throughput and achieved more consistent quality by implementing AI-powered grading technology.

 

You can explore real-world customer stories and see how different operations benefit from Ellips True-AI in practice:

This is why Starr Ranch Growers chose Ellips-Elisam after 5 years of tremendous studies.

Explore customer story Starr Ranch Growers

Green Planet Apples thrives among industry giants through quality and AI.

Explore customer story Green Planet

Elbe Obst increases grading speed and quality levels with AI

Explore customer story Elbe Obst

Apple King achieves groundbreaking grading results with Ellips True-AI

Explore customer story Apple King
Service and support
What service and support can I expect with an apple grading machine?

Elisam and Ellips provide fast, expert support to keep your packhouse running efficiently throughout the season. Many issues can be resolved remotely by experienced engineers, while local service specialists are available when on-site assistance is required.

Operators receive comprehensive training to confidently manage grading, system settings and daily production.

To ensure long-term performance, we provide ongoing maintenance and support, including:

  • Pre-season inspections and preparation
  • In-season technical support
  • Post-season performance reviews
  • Software updates and system optimization

 

This proactive approach helps minimize downtime, maximize throughput and keep your grading operation performing at its best year after year.

How long does it take to install an apple grading machine?

Installation time depends on the size of the system and the complexity of the packhouse. Smaller installations and retrofits can often be completed within days, while larger projects may take 2-4 weeks.

Each project is carefully planned by Elisam and Ellips specialists to minimize disruption to your operation. From mechanical installation and software integration to testing and commissioning, experienced teams manage the entire process to ensure your grading system is up and running as quickly and efficiently as possible.

 

“We have been extremely pleased with the entire project, including design, project management, installation, training and ongoing customer support. The overall project was excellent.”

Kip Yeates – Wada Farms

Is the apple grading system future-proof and easy to upgrade?

Yes, Ellips and Elisam grading systems are designed for long-term use and continuous improvement. Regular software updates enhance performance and introduce new capabilities over time.

The system is built around modular architecture, allowing you to upgrade components as technology evolves, including:

  • Cameras
  • Software
  • Internal quality modules
  • AI grading capabilities

For existing sorting machines, Ellips also offers retrofit solutions, enabling you to upgrade your current equipment with the latest grading technology without replacing the entire machine.

This helps protect your investment and ensures your operation remains competitive for years to come.

What are the next steps if I'm interested in an apple grading machine?

We follow a structured process to help you find the best solution for your operation and maximize your return on investment:

  1. Discovery call – We discuss your goals, challenges, product characteristics and capacity requirements.
  2. Reference visit – We share relevant customer cases and, if desired, arrange a visit to an existing customer installation.
  3. Live demonstration – We test your own produce to show grading performance and results.
  4. ROI analysis – We calculate the expected return on investment based on your situation.
  5. Solution design – We develop a grading solution tailored to your operation.
  6. Installation & training – Our specialists install the system and train your team to ensure a smooth start.

This approach ensures you have a clear understanding of the technology, expected results and business impact before making a decision.

Data & business insights
What data does an apple sorting system provide?

Ellips TrueSort captures detailed data on every apple processed, including:

  • Size
  • Shape
  • Color
  • Weight
  • External defects
  • Internal quality characteristics

Using advanced imaging technology, the system captures up to 90 high-resolution images per apple, ensuring highly accurate analysis and classification.

How can grading data be used to optimize business performance?

Yes. Ellips TrueSort collects detailed grading data that helps you improve quality, efficiency and profitability over time.

 

You can use this data to:

  • Compare growing techniques and production methods
  • Evaluate field, supplier or grower performance
  • Identify quality and yield trends across batches and seasons
  • Reduce waste and improve consistency
  • Support more informed operational and commercial decisions

With the optional Data Acquisition feature, grading data can also be combined with external sources such as weather, storage and logistics data to support:

  1. Harvest planning
  2. Demand forecasting
  3. Quality prediction

By turning grading data into actionable insights, Ellips TrueSort helps you continuously optimize performance across your operation.

Can I monitor performance and generate reports with the apple grading system?

Yes, Ellips TrueSort provides real-time dashboards and built-in reporting tools, giving operators and management full visibility over grading performance.

 

Live dashboards track key metrics such as:

  • Production status
  • Defect rates
  • Waste levels
  • Packing performance by product or classification

This helps teams identify issues early, respond quickly and keep operations running efficiently. The system also includes built-in reports for products, classes, and packaging, which can be exported or integrated with tools such as Microsoft Power BI for deeper analysis and reporting. By combining real-time monitoring with historical data, TrueSort helps you improve efficiency, reduce errors and continuously optimize performance.

How does the apple grading system ensure full traceability from field to fork?

Ellips TrueSort tracks every apple from intake to final packaging, digitally linking each product to its grower, field and batch. This provides complete visibility throughout the grading and packing process, making it easy to trace products, verify quality and meet food safety requirements.

 

Traceability data also helps you:

✅ Support accurate grower payments
✅ Improve quality control
✅ Reduce food waste
✅ Respond quickly to recalls
✅ Protect brand reputation

The result is full product traceability and greater control across your entire supply chain.

Can the apple grading system integrate with our existing packhouse systems and equipment?

Yes, Ellips TrueSort is designed to integrate seamlessly with existing packhouse operations. Through open APIs, the system connects with ERP systems, WMS platforms, packing lines, and third-party software, enabling automatic data exchange and reducing manual input and errors.

 

TrueSort also integrates with a wide range of packhouse equipment, including:

  • Bin tippers
  • Multi-head weighers
  • Packing tables
  • Palletizers
  • Automated packing lines

Using industry-standard communication protocols such as Modbus and Profibus, TrueSort ensures compatibility with equipment from different suppliers. The result is a connected workflow from intake to packing, improving efficiency and reducing labor throughout the operation.

Ready to go large on capacity, quality, and labor savings?


  • Maximize throughput with less labor dependency

  • Consistent, superior quality

  • Extract max value from every apple

Contact us or request a demo
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Grading apples