USA EV Comparison: BYD Dolphin Boost vs Kia EV4 Hatchback Long Range
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General Info
While the BYD Dolphin Boost (2024-…) is currently produced, it is not offered for sale in the United States. Although the Kia EV4 Hatchback Long Range (2025-…) has been announced, it is not yet in production and will not be available for sale in the United States.
The two vehicles share the same body style: Hatchback.
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Years of Production | 2024-… | 2025-… |
| Current Status | Produced | Announced |
| Country of Manufacture | China | Slovakia |
| Body Style | Hatchback | Hatchback |
| Market Availability | EU | EU |
| GCC Score | 5.3 | 6.2 |
Range and Efficiency
The Kia EV4 Hatchback Long Range (2025-…) boasts a greater real-world range, a larger battery, and superior energy efficiency compared to the BYD Dolphin Boost (2024-…).
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Range (WLTP) | 193 mi | 367 mi |
| Range (GCC) | 164 mi | 312 mi |
| Battery Capacity (Nominal) | 46 kWh | 81.4 kWh |
| Battery Capacity (Usable) | 44.9 kWh | 78 kWh |
| Efficiency per 100 mi | 27.4 kWh/100 mi | 25 kWh/100 mi |
| Efficiency per kWh | 3.65 mi/kWh | 4 mi/kWh |
| Range and Efficiency Score | 5.5 | 8.8 |
Charging
Both vehicles utilize a standard 400-volt architecture.
The Kia EV4 Hatchback Long Range (2025-…) offers faster charging speeds at DC stations, reaching up to 135 kW, while the BYD Dolphin Boost (2024-…) maxes out at 65 kW.
Both vehicles are equipped with the same on-board charger, supporting a maximum AC charging power of 11 kW.
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Max Charging Power (AC) | 11 kW | 11 kW |
| Max Charging Power (DC) | 65 kW | 135 kW |
| Architecture | 400 V | 400 V |
| Charge Port | CCS Type 2 | CCS Type 2 |
| Charging Score | 5.3 | 6.3 |
Performance
Both vehicles are front-wheel drive.
Although the Kia EV4 Hatchback Long Range (2025-…) has more power, the BYD Dolphin Boost (2024-…) achieves a faster 0-60 mph time.
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Drive Type | FWD | FWD |
| Motor Type | PMSM | PMSM |
| Motor Power (kW) | 130 kW | 150 kW |
| Motor Power (hp) | 174 hp | 201 hp |
| Motor Torque | 192 lb-ft | 209 lb-ft |
| 0-60 mph | 7.2 s | 7.4 s |
| Top Speed | 99 mph | 105 mph |
| Performance Score | 3.3 | 3.6 |
Dimensions
The Kia EV4 Hatchback Long Range (2025-…) is longer and wider, but the BYD Dolphin Boost (2024-…) is taller.
The Kia EV4 Hatchback Long Range (2025-…) boasts a more extended wheelbase.
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Length | 168.9 in | 174.4 in |
| Width (with Mirrors) | 79.2 in | - Width (with Mirrors) |
| Width (w/o Mirrors) | 69.7 in | 73.2 in |
| Height | 61.8 in | 58.5 in |
| Wheelbase | 106.3 in | 111 in |
Cargo and Towing
Neither car is equipped with a frunk (front trunk).
The Kia EV4 Hatchback Long Range (2025-…) has a towing capacity of up to 2205 lb, whereas the BYD Dolphin Boost (2024-…) is not officially rated for towing in the US.
| Property | BYD Dolphin Boost | Kia EV4 Hatchback Long Range |
|---|---|---|
| Number of Seats | 5 | 5 |
| Curb Weight | 3457 lb | 4189 lb |
| Cargo Volume (Trunk) | 12.2 ft3 | 15.4 ft3 |
| Cargo Volume (Max) | 46.3 ft3 | - Cargo Volume (Max) |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | - Cargo Volume (Frunk) |
| Towing Capacity | - Towing Capacity | 2205 lb |
| Cargo and Towing Score | 4.4 | 4.6 |
