Durofel Fruit Firmness Tester


Popular Agrosta® Durofel Fruit Firmness Testers for testing the firmness of soft fruits. E.g. tomatoes, blueberries, strawberries and cherries.

Test the ripeness of fruits with these reliable Agrosta® Durofel Testers / Durometers that are used world-wide for fruit firmness testing.


  • Fresh produce: e.g. peaches, apricots, grapes, tomatoes, plums, melon and various berries
  • Quality control and determination of ripening in cold storage rooms
  • Research projects

2. Agrosta® 100 Field

  • Portable, digital Firmness Tester that can be used in the field, with a high capacity 5000 mAh rechargeable battery
  • Most popular for berries such as blueberries and cherries, tomatoes, peaches, etc., with much research around the world based on this reference
  • Features a large, back-lit screen for easy viewing
  • Various sized sensors (10, 25 or 50) are available, one of which is supplied with the instrument, depending on what fruit you are measuring
  • Capable of storing large amounts of data, plus calculating the average homogeneity of batches
  • Includes certificate of conformity

View the Durofel Agrosta® 100 Field Fruit Firmness Tester on YouTube

3. Agrosta® 100 USB

  • Requires a PC or tablet to show measurements, thus ideal for large batch testing or a laboratory.
  • Includes a USB for connection to a PC
  • Free Windows compatible software allows you to calculate statistics, manage a database and export data to Excel
  • Barcode scanner is provided for reference
  • Non-destructive for most fruits, except fruits like blueberries and strawberries
  • Additional tips and adapters are available to test a variety of fruits

View the Durofel Agrosta® 100 USB Fruit Firmness Tester on YouTube


Two years for the Agrosta® 100 instruments


The instruments are not waterproof, but the sensor is protected to avoid fruit juice penetrating the instrument.

Model Agrosta® 100 Field Agrosta® 100 USB
PC Connection USB cable
Power 5 000 mAh rechargeable battery powered by PC / tablet (not supplied)
Minimum %

7% (operation threshold), corresponding to a pressure of approx. 40 g

Maximum % 100 % when fully depressed, corresponding to a pressure of 806 g
Data storage SD card slot for unlimited storage dependant on PC / tablet (not supplied)
Maximum pieces of fruit per batch 450
Software compatible with Windows compatible with Windows

Dependant on your choice of model and what type of fruit and vegetables you wish to test.
Please email us with these details.


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