Generally, the single motor is installed in the rear wheel, and the dual motors are installed in the front and rear wheels respectively. A single motor e-bike is cheaper than a dual motors e-bike.But dual motors e-bike are better than single motor e-bike in control performance and power performance. STRENGTHS & WEAKNESSES OF DUAL MOTORS Strengths : * Better acceleration * Better climbing ability * In slippery, muddy or potholed road conditions, dual motors electric scooter can ride more smoothly and safty . * Optimized the dynamical steering behavior of e-bike, better control the e-bike on curve roads. Weaknesses : * One more motor, more cost. * Dual motors consume more energy than single motor. So under the same driving condition, the driving range of dual motors e-bike is shorter than that of single motor e-bike. Choose the most suitable configuration for your scooter based on your actual needs. Contact with our consutant if necessary.