Global EV Comparison: BYD Dolphin Surf Active vs Seat Mii Electric
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General Info
The BYD Dolphin Surf Active (2025-…) is currently produced, it has a starting price of €22990. The Seat Mii Electric (2019-2021) has been discontinued. You can find it for as low as €11390 on the used car market.
The two vehicles share the same body style: Hatchback.
| Property | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Years of Production | 2025-… | 2019-2021 |
| Current Status | Produced | Discontinued |
| Country of Manufacture | China | Slovakia |
| Body Style | Hatchback | Hatchback |
| Market Availability | EU | EU |
| Price Europe (New) | €22990 | - Price Europe (New) |
| Price Europe (Used) | - Price Europe (Used) | €11390 |
| GCC Score | 4.8 | 4.5 |
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 BYD Dolphin Surf Active (2025-…).
| Property | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Range (WLTP) | 220 km | 259 km |
| Range (GCC) | 187 km | 223 km |
| Battery Capacity (Nominal) | 32 kWh | 36.8 kWh |
| Battery Capacity (Usable) | 30 kWh | 32.3 kWh |
| Efficiency per 100 km | 16 kWh/100 km | 14.5 kWh/100 km |
| Efficiency per kWh | 6.23 km/kWh | 6.9 km/kWh |
| Range and Efficiency Score | 5.4 | 6 |
Charging
Both vehicles utilize a standard 400-volt architecture.
The BYD Dolphin Surf Active (2025-…) offers faster charging speeds at DC stations, reaching up to 65 kW, while the Seat Mii Electric (2019-2021) maxes out at 40 kW.
The BYD Dolphin Surf Active (2025-…) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the Seat Mii Electric (2019-2021) is limited to 7.2 kW.
| Property | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Max Charging Power (AC) | 11 kW | 7.2 kW |
| Max Charging Power (DC) | 65 kW | 40 kW |
| Architecture | 400 V | 400 V |
| Charge Port | CCS Type 2 | CCS Type 2 |
| Charging Score | 5 | 3.9 |
Performance
Both vehicles are front-wheel drive.
The BYD Dolphin Surf Active (2025-…) boasts greater motor power and accelerates faster from 0 to 100 km/h.
| Property | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Drive Type | FWD | FWD |
| Motor Type | PMSM | PMSM |
| Motor Power (kW) | 65 kW | 61 kW |
| Motor Power (hp) | 87 hp | 82 hp |
| Motor Torque | 175 Nm | 212 Nm |
| 0-100 km/h | 11.1 s | 12.3 s |
| Top Speed | 150 km/h | 130 km/h |
| Performance Score | 2.2 | 1.7 |
Dimensions
The BYD Dolphin Surf Active (2025-…) is longer, wider, and taller.
The BYD Dolphin Surf Active (2025-…) boasts a more extended wheelbase.
| Property | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Length | 3990 mm | 3556 mm |
| Width (with Mirrors) | 1970 mm | - Width (with Mirrors) |
| Width (w/o Mirrors) | 1720 mm | 1645 mm |
| Height | 1590 mm | 1481 mm |
| Wheelbase | 2500 mm | 2421 mm |
Cargo and Towing
The BYD Dolphin Surf Active (2025-…) 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 | BYD Dolphin Surf Active | Seat Mii Electric |
|---|---|---|
| Number of Seats | 4 | 4 |
| Curb Weight | 1294 kg | 1235 kg |
| Cargo Volume (Trunk) | 308 l | 251 l |
| Cargo Volume (Max) | 1037 l | 923 l |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | - Cargo Volume (Frunk) |
| Towing Capacity | - Towing Capacity | - Towing Capacity |
| Cargo and Towing Score | 4.2 | 3.6 |
