USA EV Comparison: BYD Dolphin Surf Boost vs Dolphin Surf Comfort vs Dongfeng Box 31.4 kWh
Side-by-side comparison of all specifications in imperial units (mi, lb). To see metric units (km, kg), switch website version to Global.
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General Info
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Years of Production | 2025-… | 2025-… | 2025-… |
| Current Status | Produced | Produced | Announced |
| Country of Manufacture | China | China | China |
| Body Style | Hatchback | Hatchback | Hatchback |
| Market Availability | EU | EU | EU |
| GCC Score | 5 | 5.1 | 4.3 |
Range and Efficiency
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Range (WLTP) | 200 mi | 193 mi | 143 mi |
| Range (GCC) | 170 mi | 164 mi | 122 mi |
| Battery Capacity (Nominal) | 46 kWh | 46 kWh | 31.4 kWh |
| Battery Capacity (Usable) | 43.2 kWh | 43.2 kWh | 29 kWh |
| Efficiency per 100 mi | 25.4 kWh/100 mi | 26.3 kWh/100 mi | 23.8 kWh/100 mi |
| Efficiency per kWh | 3.94 mi/kWh | 3.8 mi/kWh | 4.21 mi/kWh |
| Range and Efficiency Score | 6 | 5.7 | 5.8 |
Charging
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Max Charging Power (AC) | 11 kW | 11 kW | 3.3 kW |
| Max Charging Power (DC) | 85 kW | 85 kW | 77 kW |
| Architecture | 400 V | 400 V | 400 V |
| Charge Port | CCS Type 2 | CCS Type 2 | CCS Type 2 |
| Charging Score | 5.3 | 5.3 | 2.7 |
Performance
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Drive Type | FWD | FWD | FWD |
| Motor Type | PMSM | PMSM | PMSM |
| Motor Power (kW) | 65 kW | 115 kW | 70 kW |
| Motor Power (hp) | 87 hp | 154 hp | 94 hp |
| Motor Torque | 129 lb-ft | 162 lb-ft | 118 lb-ft |
| 0-60 mph | 11.6 s | 8.7 s | 12 s |
| Top Speed | 93 mph | 93 mph | 87 mph |
| Performance Score | 2 | 2.8 | 1.8 |
Dimensions
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Length | 157.1 in | 157.1 in | 158.3 in |
| Width (with Mirrors) | 77.6 in | 77.6 in | 71.3 in |
| Width (w/o Mirrors) | 67.7 in | 67.7 in | - Width (w/o Mirrors) |
| Height | 62.6 in | 62.6 in | 61.8 in |
| Wheelbase | 98.4 in | 98.4 in | 104.8 in |
Cargo and Towing
| Property | BYD Dolphin Surf Boost | BYD Dolphin Surf Comfort | Dongfeng Box 31.4 kWh |
|---|---|---|---|
| Number of Seats | 4 | 4 | 5 |
| Curb Weight | 3020 lb | 3064 lb | 2758 lb |
| Cargo Volume (Trunk) | 10.9 ft3 | 10.9 ft3 | 11.5 ft3 |
| Cargo Volume (Max) | 36.6 ft3 | 36.6 ft3 | 33.4 ft3 |
| Cargo Volume (Frunk) | - Cargo Volume (Frunk) | - Cargo Volume (Frunk) | - Cargo Volume (Frunk) |
| Towing Capacity | - Towing Capacity | - Towing Capacity | - Towing Capacity |
| Cargo and Towing Score | 4.2 | 4.2 | 4.2 |
