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RBW EV Cars

2021 RBW Roadster: Savings

U.S. savings estimate

How much could you save with the RBW Roadster?

Estimate how the running costs of RBW Roadster compare with a gasoline vehicle over your chosen period. Adjust mileage, energy prices, purchase costs and incentives to see how charging, maintenance and upfront costs shape potential savings.

Estimated 5-year savings$1,952

$144/month in operating savings before the purchase-price difference

Electric

RBW Roadster

$570/year energy
Cost per 100 mi
$4.75
Annual electricity
2,400 kWh
vs
Gasoline

Comparable gasoline vehicle (editable estimate)

$1,820/year fuel
Cost per 100 mi
$15.17
Annual gasoline
444 gal

Your estimated savings

Fuel savings$1,250/year
Scheduled maintenance savings$480/year
Operating savings$1,730/year
Net savings after purchase costs$1,952 over 5 years

Estimated break-even: 3.9 years.

Transparent estimate. Admin-managed U.S. residential default, 2026-07-27; Admin-managed U.S. gasoline default, 2026-07-27.

MOTORWATT