Sigma BC 14.12 ALTI cycle computer – in brief review

Simple to use and provides lots of data

Our rating 
4.0 out of 5 star rating 4.0
GBP £49.95 RRP | USD $66.99
Sigma BC 14.12 ALTI cycle computer

Our review

A wired computer that's able to display lots of information, including altitude, which is sure to be a draw for some
Skip to view product specifications

Sigma’s BC 14.12 ALTI is a relatively advanced bike computer, despite being a wired unit. Its unique features are an altimeter and thermometer.

Advertisement MPU reviews

Once set-up, this unit allows you to have almost as much data as a GPS unit might provide. Over time the altimeter remained accurate, giving us an insight on how much climbing we’d done, along with maximum altitude.

Advertisement MPU reviews

Setting it up requires you to know your current altitude, but it’s a simple process to get it all working properly. The wire to the sensor requires wrapping round a brake cable, which looks messy. The rubber bands feel a bit strained around bladed forks.

Product Specifications


Name BC 14.12 ALTI (13)
Brand Sigma

Description Functions: current, maximum and average speed, average speed comparison, trip distance, odometer, ride time, total ride time, a clock, auto start/stop, a backlight, battery indicator, temperature and altimeter.
Weight (g) 39
Dimensions 40 x 50 x 15mm