You can customize all the colors and components of this folding electric bike, and it has a surprisingly powerful motor for its size. Niu Electric Bike BQi-C3 Pro for $999: Commerce director Martin Cizmar tested this bike and had a litany of complaints. How We Test AccordionItemContainerButton LargeChevron Over the past few years, WIRED's Reviews team has tried almost every kind of electric bike, from the best heavy-duty cargo bikes to high-end mountain bikes. Reasonable auto financing options are the only reason a $2,000 electric bike can feel prohibitively expensive while a $6,000 beater gas-powered car has easy monthly payments. Ebike Classifications and Rules AccordionItemContainerButton LargeChevron Before you buy your electric bike, make sure you can actually use it!