Roughometer 4

Tried and tested for over 20 years


The Roughometer 4 continues a tradition established over twenty years, providing easy, reliable road roughness measurements.

  • Real IRI from a tablet or phone
  • Collects on sealed and unsealed roads
  • Wireless one-person operation on most Android phones and tablets
  • Precision accelerometer eliminates uncertainties associated with vehicles and does not require calibration
  • Processing software formats data into easy-to-understand custom graphs, tables and maps
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