I have been speeding around on a new bike this weekend, a cheap-o fixed gear I picked up in order to study for the Gadget Lab build-a-fixie project. I’m hooked — it’s so much fun riding the thing.

The cycling computer market is an increasingly crowded space. One brand you may not have considered is Sigma, but the newly launched Sigma ROX 12.1 EVO is looking to change that, and matches the ...

Close-up view of a bike computer between a bicycle's handlebars. - Olegbreslavtsev/Getty Images Compared to driving a car, some might consider riding a bicycle to be a far more low-tech experience. A ...