Autumn Sale - up to 50% off

Sigma Rox 4.0 Gps Cycle Computer HR Set

Select options to see availability

Seen it cheaper? Ask us to price match

Check stock and choose

Pick your colour to see its stock

In-stock items ordered before 2pm are dispatched the same day. Free delivery over £50.
Thirty-day returns, free from any UK address.
Add to Wish List

About Sigma

Sigma
Sigma Sport launched their first cycle computer in 1982. Today, Sigma's ranges includes Sigma cycle computers for bicycles and motorbikes, Sigma cycle lights, and Sigma wearable sports devices including watches and fitness bands.
Shop all Sigma
Details

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.

Features
  • 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
In The Box
  • Bike Computer
  • USB-C Cable
  • Quick-start Guide
  • R1 Duo Transmitter And Chest Strap
  • Overclamp Butler GPS
Sigma Rox 4.0 Gps Cycle Computer HR Set – White
Sigma Rox 4.0 Gps Cycle Computer HR Set – White Sigma Rox 4.0 Gps Cycle Computer HR Set – Black