Global EV Comparison: BYD Dolphin Boost vs MG MG4 Electric 77 kWh

Side-by-side comparison of all specifications in metric units (km, kg). To see imperial units (mi, lb), switch website version to USA.
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General Info

The MG MG4 Electric 77 kWh (2023-…) is currently produced, it has a starting price of €45990. The BYD Dolphin Boost (2024-…) is announced, but not yet in production.

The two vehicles share the same body style: Hatchback.

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Years of Production 2024-… 2023-…
Current Status Announced Produced
Country of Manufacture China China, Indonesia
Body Style Hatchback Hatchback
Market Availability EU EU
Price Europe (New) €30000 €45990
Price Europe (Used) - Price Europe (Used) €30290
GCC Score 5.3 5.7

Range and Efficiency

The MG MG4 Electric 77 kWh (2023-…) boasts a greater real-world range, a larger battery, and superior energy efficiency compared to the BYD Dolphin Boost (2024-…).

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Range (WLTP) 310 km 520 km
Range (GCC) 264 km 442 km
Battery Capacity (Nominal) 46 kWh 77 kWh
Battery Capacity (Usable) 44.9 kWh 74.4 kWh
Efficiency per 100 km 17 kWh/100 km 16.8 kWh/100 km
Efficiency per kWh 5.88 km/kWh 5.94 km/kWh
Range and Efficiency Score 5.6 7.8

Charging

Both vehicles utilize a standard 400-volt architecture.

The MG MG4 Electric 77 kWh (2023-…) offers faster charging speeds at DC stations, reaching up to 144 kW, while the BYD Dolphin Boost (2024-…) maxes out at 65 kW.

The BYD Dolphin Boost (2024-…) features a more powerful on-board charger, supporting a maximum AC charging power of 11 kW, whereas the MG MG4 Electric 77 kWh (2023-…) is limited to 6.6 kW.

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Max Charging Power (AC) 11 kW 6.6 kW
Max Charging Power (DC) 65 kW 144 kW
Architecture 400 V 400 V
Charge Port CCS Type 2 CCS Type 2
Charging Score 5.3 4.8

Performance

The MG MG4 Electric 77 kWh (2023-…) is rear-wheel drive, while the BYD Dolphin Boost (2024-…) offers a front-wheel drive system.

The MG MG4 Electric 77 kWh (2023-…) boasts greater motor power and accelerates faster from 0 to 100 km/h.

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Drive Type FWD RWD
Motor Type PMSM PMSM
Motor Power (kW) 130 kW 180 kW
Motor Power (hp) 174 hp 241 hp
Motor Torque 260 Nm 350 Nm
0-100 km/h 7.5 s 6.5 s
Top Speed 160 km/h 180 km/h
Performance Score 3.3 4.1

Dimensions

The MG MG4 Electric 77 kWh (2023-…) has a wider body, offering a more shoulder room, while the BYD Dolphin Boost (2024-…) stands taller for a more elevated driving position. Despite these differences, their lengths are nearly identical.

Both models have similar wheelbase lengths.

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Length 4290 mm 4287 mm
Width (with Mirrors) 2012 mm 2060 mm
Width (w/o Mirrors) 1770 mm 1836 mm
Height 1570 mm 1516 mm
Wheelbase 2700 mm 2705 mm

Cargo and Towing

The MG MG4 Electric 77 kWh (2023-…) features a larger trunk, but the BYD Dolphin Boost (2024-…) offers greater maximum cargo capacity when the rear seats are folded.

Neither car is equipped with a frunk (front trunk).

The MG MG4 Electric 77 kWh (2023-…) has a towing capacity of up to 500 kg, whereas the BYD Dolphin Boost (2024-…) is not officially rated for towing in the EU.

Property BYD Dolphin Boost MG MG4 Electric 77 kWh
Number of Seats 5 5
Curb Weight 1568 kg 1826 kg
Cargo Volume (Trunk) 345 l 363 l
Cargo Volume (Max) 1310 l 1165 l
Cargo Volume (Frunk) - Cargo Volume (Frunk) - Cargo Volume (Frunk)
Towing Capacity - Towing Capacity 500 kg
Cargo and Towing Score 4.4 4.6
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