Electric motorbike review: Zero Motorcycles SR/S


Speaking of propulsion, the SR/S features a sizeable 14.4kWh lithium-ion battery paired with a compact electric motor. We will get to acceleration later, but in terms of range, Zero claims the SR/S should be able to cover around 161 miles in the city, while a constant cruise at 70mph will return an 82-mile range. Combine the two and you get a 109-mile real-world range, which is roughly on a par with the significantly more expensive Livewire. 

In terms of charging speed, the Standard model (£19,590) gets a 3kW on-board charger, while the Premium model (£21,590) gets a 6kW rapid-charger. When

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