Global EV Comparison: Seat Mii Electric vs Mercedes B-Class 250e
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General Info
Since both vehicles have been discontinued, they are now only available on the used car market. You can get the Seat Mii Electric (2019-2021) for as low as €11390, while the Mercedes B 250e (2014-2017) begins at €11990.
The two vehicles share the same body style: Hatchback.
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Years of Production | 2019-2021 | 2014-2017 |
| Current Status | Discontinued | Discontinued |
| Country of Manufacture | Slovakia | Germany, Hungary |
| Body Style | Hatchback | Hatchback |
| Market Availability | EU | EU, USA |
| Price Europe (Used) | €11390 | €11990 |
| GCC Score | 4.5 | 4.6 |
Range and Efficiency
The Seat Mii Electric (2019-2021) boasts a greater real-world range, a larger battery, and superior energy efficiency compared to the Mercedes B 250e (2014-2017).
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Range (EPA) | - Range (EPA) | 140 km |
| Range (WLTP) | 259 km | - Range (WLTP) |
| Range (GCC) | 223 km | 142 km |
| Battery Capacity (Nominal) | 36.8 kWh | 31 kWh |
| Battery Capacity (Usable) | 32.3 kWh | 28 kWh |
| Efficiency per 100 km | 14.5 kWh/100 km | 19.7 kWh/100 km |
| Efficiency per kWh | 6.9 km/kWh | 5.07 km/kWh |
| Range and Efficiency Score | 6 | 4 |
Charging
Both vehicles utilize a standard 400-volt architecture.
The Mercedes B 250e (2014-2017) has no DC fast charging capability, whereas the Seat Mii Electric (2019-2021) can charge at up to 40 kW.
The Mercedes B 250e (2014-2017) features a more powerful on-board charger, supporting a maximum AC charging power of 9.6 kW, whereas the Seat Mii Electric (2019-2021) is limited to 7.2 kW.
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Max Charging Power (AC) | 7.2 kW | 9.6 kW |
| Max Charging Power (DC) | 40 kW | - Max Charging Power (DC) |
| Architecture | 400 V | 400 V |
| Charge Port | CCS Type 2 | Type 2 (Mennekes) |
| Charging Score | 3.9 | 3.9 |
Performance
Both vehicles are front-wheel drive.
The Mercedes B 250e (2014-2017) boasts greater motor power and accelerates faster from 0 to 100 km/h.
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Drive Type | FWD | FWD |
| Motor Type | PMSM | PMSM |
| Motor Power (kW) | 61 kW | 132 kW |
| Motor Power (hp) | 82 hp | 177 hp |
| Motor Torque | 212 Nm | 340 Nm |
| 0-100 km/h | 12.3 s | 7.9 s |
| Top Speed | 130 km/h | 160 km/h |
| Performance Score | 1.7 | 3.5 |
Dimensions
The Mercedes B 250e (2014-2017) is longer, wider, and taller.
The Mercedes B 250e (2014-2017) boasts a more extended wheelbase.
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Length | 3556 mm | 4359 mm |
| Width (with Mirrors) | - Width (with Mirrors) | 2010 mm |
| Width (w/o Mirrors) | 1645 mm | 1786 mm |
| Height | 1481 mm | 1557 mm |
| Wheelbase | 2421 mm | 2699 mm |
Cargo and Towing
The Mercedes B 250e (2014-2017) provides more cargo capacity, featuring both a larger trunk and more space with the rear seats folded.
Neither car is equipped with a frunk (front trunk).
Neither vehicle is officially rated for towing in in the EU.
| Property | Seat Mii Electric | Mercedes B-Class 250e |
|---|---|---|
| Number of Seats | 4 | 5 |
| Curb Weight | 1235 kg | 1725 kg |
| Cargo Volume (Trunk) | 251 l | 501 l |
| Cargo Volume (Max) | 923 l | 1456 l |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | - Cargo Volume (Frunk) |
| Towing Capacity | - Towing Capacity | - Towing Capacity |
| Cargo and Towing Score | 3.6 | 4.5 |
