The motor of the E City bike weighs less than 3 kg and provides riders with a maximum torque output of 45 Nm. The torque output is also quite strong, which will provide significant assistance while pedaling. The fact that it is a popular choice among bike-sharing operators indicates that it is a reliable and durable option. The low system weight is also a benefit, as it makes the bike easy to move and lightweight, making it ideal for folding.