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Sigma ROX 4.0 GPS Cycle Computer With HRM is no longer available at Merlin Cycles. However you may find an alternative or updated product below.
Sigma ROX 4.0 GPS Cycle Computer With HRM
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Sigma ROX 4.0 GPS Cycle Computer With HRMSigma ROX 4.0 GPS Cycle Computer With HRMSigma ROX 4.0 GPS Cycle Computer With HRMSigma ROX 4.0 GPS Cycle Computer With HRMSigma ROX 4.0 GPS Cycle Computer With HRMSigma ROX 4.0 GPS Cycle Computer With HRM

This item was discontinued 21st August 2023.

If you require help finding an alternative to this product please contact customer services.

Code:: SG01062-HRM
Sigma ROX 4.0 GPS Cycle Computer With HRM
The ROX 4.0 has over 30 functions, offering all the data you need, such as altitude profile, speed, distance, and training time. The outstanding 2.4 inch display is very easy to read, even when the bike is moving. A genuine highlight of ROX 4.0 is the integrated air pressure sensor that uses barometric readings to determine inclines and declines. Providing you with reliable information about altitude and generating a precise record of your route. ROX 4.0 shows navigation and can automatically connect with your e-bike and external sensors for measuring speed, heart rate, and cadence.
The ROX 4.0 bike computer can be positioned on the handlebars in a few easy steps. There is no need to mount cables or sensors. After it is switched on, the ROX 4.0 uses GPS and GLONASS to determine the biker's position in seconds. Along with the user-friendly operation with three buttons, this allows a bike tour to be started right away.
Large Display
The 2.4-inch-diagonal high-contrast display and extra-large numbers make it easy to read, even during a ride
Red Circle
The innovative Red Circle on the upper right corner of the display is highlighted in various colours and offers innovative, interesting display of training data.
Everything At A Glance
The Sigma Ride app allows you to set your display view individually. You can set up to six views, each with three values. Current speed and time are shown continuously on the display.
Be There Live
Record your data with your bike computer and analyse them right away with the Sigma Ride app’s LIVE view. You can set your individual display views extremely easily while you’re riding.
Stay Tuned
Smart notifications connect you to the outside world even when you’re riding. Notifications of incoming calls and messages to your smart phone appear on your display.
  • 30+ functions
  • Large, easy-to-read, high-contrast 2.4-inch diagonal display
  • Simple operation
  • Customisable display views with the free SIGMA RIDE app
  • Connect using ANT+ or BLE to external sensors such as speed, heart, and cadence sensors
  • Smart notifications - incoming calls and messages - appear on the display
  • Overclamp Butler fits on handlebars of 31.8 and 35 mm diameters
  • E-bike ready
What's included
  • Bike computer
  • USB-C cable
  • Quick-start guide
  • R1 DUO transmitter and chest strap