@ BYD Auto / BYD Global Media
@ MG Motor / SAIC Motor Corporation
VS

BYD Dolphin vs MG MG4 – Which one offers the better deal?

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether BYD Dolphin or MG MG4 fits your lifestyle better.

Dolphin @ BYD Auto / BYD Global Media

Comparison of the BYD Dolphin and MG4: A Clash of Electric Hatchbacks

The automotive world is witnessing a significant shift towards electrification, with numerous manufacturers entering the race to provide efficient and stylish electric vehicles. Two fascinating contenders in the hatchback segment are the BYD Dolphin and the MG4. Both vehicles boast impressive credentials, but which one stands out? Let's delve into their technical aspects and innovative features.

MG4 @ MG Motor / SAIC Motor Corporation

Design and Dimensions

The BYD Dolphin presents a contemporary design in the hatchback category, with its compact dimensions of 4290 mm in length, 1770 mm in width, and 1570 mm in height. Meanwhile, the MG4 exudes a slightly sportier stance, measuring 4287 mm in length, 1836 mm in width, and a varying height between 1504 mm and 1516 mm, depending on the version.

Dolphin @ BYD Auto / BYD Global Media

Performance and Power

Both the BYD Dolphin and the MG4 are equipped with electric powertrains and automatic transmissions utilizing reduction gearboxes. The BYD Dolphin offers a solid performance with a single power output of 204 HP and a torque of 310 Nm, achieving a 0-100 km/h acceleration in 7 seconds. Its front-wheel-drive configuration provides a smooth driving experience.

In contrast, the MG4 provides multiple power options ranging from 170 HP to a robust 435 HP. Its torque varies with the model, from 250 Nm to an impressive 600 Nm. The MG4's acceleration times vary according to the power output, with the quickest capable of achieving 0-100 km/h in just 3.8 seconds. Additionally, the MG4 offers both rear-wheel and all-wheel-drive options, catering to different driving preferences and needs.

MG4 @ MG Motor / SAIC Motor Corporation

Efficiency and Range

When it comes to energy consumption, the BYD Dolphin consumes 15.9 kWh/100 km, offering an electric range of 427 km, which is a commendable achievement for this segment. The MG4, depending on the version, has a consumption range from 16 to 18.7 kWh/100 km. Its electric range varies as well, from 350 km to an impressive 520 km, revealing the potential of its different battery capacities, notably the 74.4 kWh battery option.

Dolphin @ BYD Auto / BYD Global Media

Interior and Cargo Space

Both cars are designed as five-seaters, providing ample room for passengers. The BYD Dolphin features a trunk capacity of 345 liters, suitable for daily commuting and weekend getaways. The MG4 offers slightly more variability in cargo space, with capacities ranging from 350 to 363 liters, depending on the selected model. This slight advantage might make a difference for those prioritizing luggage space.

MG4 @ MG Motor / SAIC Motor Corporation

Environmental Impact

Both vehicles proudly hold an A class CO2 efficiency rating and produce zero emissions, aligning with the global push towards sustainable transportation solutions. Their sustainable design and focus on reducing the carbon footprint make them appealing choices for the eco-conscious consumer.

Conclusion

Choosing between the BYD Dolphin and the MG4 may ultimately come down to an individual's performance needs and styling preferences. The Dolphin offers a straightforward yet capable electric driving experience, while the MG4 provides a range of powertrains and drive types to suit various enthusiasts. As the market for electric vehicles continues to expand, both of these models make a compelling case for considering an electric hatchback as your next car.

Here’s where it gets real: The technical differences in detail

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

BYD Dolphin has a barely noticeable advantage in terms of price – it starts at 29700 £, while the MG MG4 costs 30500 £. That’s a price difference of around 857 £.

In terms of energy consumption, the advantage goes to the BYD Dolphin: with 15.90 kWh per 100 km, it’s hardly perceptible more efficient than the MG MG4 with 16.40 kWh. That’s a difference of about 0.50 kWh.

As for range, the MG MG4 performs minimal better – achieving up to 450 km, about 23 km more than the BYD Dolphin.

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

Both models deliver identical power – 204 HP each.

In acceleration from 0 to 100 km/h, the BYD Dolphin is slight quicker – completing the sprint in 7 s, while the MG MG4 takes 7.10 s. That’s about 0.10 s faster.

There’s no difference in top speed – both reach 160 km/h.

There’s also a difference in torque: BYD Dolphin pulls to a small extent stronger with 310 Nm compared to 250 Nm. That’s about 60 Nm difference.

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In curb weight, MG MG4 is slight lighter – 1635 kg compared to 1658 kg. The difference is around 23 kg.

In terms of boot space, the MG MG4 offers minimal more room – 363 L compared to 345 L. That’s a difference of about 18 L.

In maximum load capacity, the MG MG4 performs noticeable better – up to 1765 L, which is about 455 L more than the BYD Dolphin.

When it comes to payload, MG MG4 slight takes the win – 449 kg compared to 410 kg. That’s a difference of about 39 kg.

Who comes out on top?

Overall, the MG MG4 shows itself to be barely ahead and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £30,500
MG4 @ MG Motor / SAIC Motor Corporation

MG MG4

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive
  • Power HP : 170 - 204 HP
  • Consumption kWh/100km : 16.4 - 17 kWh
  • Electric Range : 330 - 450 km
details

BYD Dolphin

The BYD Dolphin is a cheeky electric hatchback that blends playful styling with surprising practicality, making it a brilliant city companion for buyers who want modern tech without the showroom bravado. It’s comfy, efficient and easy to live with, and while it won’t blind you with supercar drama, it will quietly get the job done with plenty of character.

details
E3343F48-6402-43F6-BA2F-1FB1F8EFCE7F @ BYD Auto / BYD Global Media
000AECC3-AF0F-42E4-A606-040E7FB88B81 @ BYD Auto / BYD Global Media
0344F0B7-DD22-4EE0-9220-311A496628F6 @ BYD Auto / BYD Global Media

MG MG4

5 (1)
rate

The MG MG4 stands out in the electric vehicle market with its sleek design and competitive pricing. It offers an impressive blend of advanced technology and practicality, making it a strong contender for eco-conscious drivers. The interior is both spacious and comfortable, providing a pleasant driving experience for both short commutes and longer journeys.

details
MG.027.STUDIO @ MG Motor / SAIC Motor Corporation
MG.028.STUDIO @ MG Motor / SAIC Motor Corporation
MG.036.STUDIO @ MG Motor / SAIC Motor Corporation
MG.038_0.STUDIO @ MG Motor / SAIC Motor Corporation

Top Car Comparisons

@ BYD Auto / BYD Global Media
BYD Dolphin
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The BYD Dolphin and the sportier Dolphin Surf share the same efficient electric bones, but the Surf adds visual muscle, slightly firmer suspension and sharper steering for anyone craving a bit more attitude. Inside they’re twins — clever packaging, roomy rear seats and a useful boot — so the Surf’s …
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BYD Dolphin
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BYD Atto 2
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The BYD Dolphin is a zippy, compact EV built for urban life — efficient, easy to park and kind on the wallet, making it a brilliant daily driver for city dwellers. The BYD Atto 2 swaps hatchback frugality for crossover comfort and tech, offering more space, range and kit for buyers who value …
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Dolphin @ BYD Auto / BYD Global Media
MG4 @ MG Motor / SAIC Motor Corporation

Costs and Consumption
Price
29700 - 31400 £
Price
30500 - 36500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.90 kWh
Consumption kWh/100km
16.4 - 17 kWh
Electric Range
427 km
Electric Range
330 - 450 km
Battery Capacity
-
Battery Capacity
49 - 61.7 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1658 kg
Curb weight
1635 - 1695 kg
Trunk capacity
345 L
Trunk capacity
350 - 363 L
Length
4290 mm
Length
4287 mm
Width
1770 mm
Width
1836 mm
Height
1570 mm
Height
1504 - 1516 mm
Max trunk capacity
1310 L
Max trunk capacity
1165 - 1765 L
Payload
410 kg
Payload
389 - 449 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
204 HP
Power HP
170 - 204 HP
Acceleration 0-100km/h
7 s
Acceleration 0-100km/h
7.1 - 7.6 s
Max Speed
160 km/h
Max Speed
160 km/h
Torque
310 Nm
Torque
250 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 kW
Power kW
125 - 150 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2023
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BYD
Brand
MG

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What drivetrain options does the BYD Dolphin have?

The BYD Dolphin is offered with Front-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.