Boost has an alternative: take your existing bike and make it electric. As you can see from the photo above, you're looking at £645 for the whole kit ... The motor here is a 250W model powered ...

DIY e-bikes are often easy to spot. If they’re not built out of something insane like an old washing machine motor, the more subtle kits that are ... an open-source electric motor controller ...

There aren’t kits available for every bike geometry ... at 2.5 kW peak power per motor. This puts it in electric motorcycle territory, and it’s indeed fast despite its small stature.