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Mazda MX-5 Coupe vs BYD Sealion 7 comparison

Compare performance (132 HP vs 530 HP), boot space and price (31,400 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Mazda MX-5 Coupe or BYD Sealion 7?

Mazda MX-5 Coupe vs BYD Sealion 7: Key differences

Mazda MX-5 Coupe

  • noticeably cheaper
  • significantly lighter
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BYD Sealion 7

4.9 (3 Reviews)
rate
  • considerably more power
  • substantially quicker 0–100 km/h
  • considerably more trunk space
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

MX-5 Coupe

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mazda MX-5 Coupe is noticeably cheaper – starting at 31,400 £ , while the BYD Sealion 7 costs 42,800 £ . That’s a price difference of around 11,486 £.

Sealion 7

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the BYD Sealion 7 offers considerably more power – delivering 530 HP compared to 132 HP. That’s roughly 398 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Sealion 7 is substantially quicker – completing the sprint in 4.5 s, while the Mazda MX-5 Coupe takes 8.6 s. That’s about 4.1 s quicker.

There’s also a difference in torque: the BYD Sealion 7 delivers considerably more torque with 690 Nm compared to 152 Nm. That’s about 538 Nm more.

MX-5 Coupe

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: BYD Sealion 7 offers more seats – 5 vs 2.

In terms of curb weight, Mazda MX-5 Coupe is significantly lighter – 1,114 kg compared to 2,225 kg. The difference is around 1,111 kg.

Looking at boot space, the BYD Sealion 7 offers considerably more boot space – 520 L compared to 127 L. That’s a difference of about 393 L.

When it comes to payload, the BYD Sealion 7 carries considerably more – 410 kg compared to 166 kg. That’s a difference of about 244 kg.

Who wins the race in the data check?

The BYD Sealion 7 is decisively ahead in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from £42,800
Sealion 7

BYD Sealion 7

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 313 - 530 HP
  • Consumption kWh/100km 19.9 - 21.9 kWh/100km
  • Electric Range 456 - 502 km
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Mazda MX-5 Coupe
BYD Sealion 7

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda MX-5 Coupe

The Mazda MX-5 is a delightfully pure driver's car, wrapped in a compact package and tuned to make steering inputs feel like a conversation rather than a chore. It won’t overwhelm you with gadgetry, but what it delivers—nimble handling, instant feedback and an honest grin every time you drive—makes it a brilliant choice for anyone who values fun over flash.

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2023_mazda_mx-5_portugal_act_001_highres

Reviews Mazda MX-5 Coupe

No reviews yet. Share your experience and help others decide.

BYD Sealion 7

The BYD Sealion 7 is a sleek electric wagon that blends sporty styling with surprising practicality, making it a compelling choice for drivers who want something different from the usual hatchback or SUV. Its refined interior and composed road manners give it an upscale feel, while clever packaging keeps it versatile for daily use.

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Reviews BYD Sealion 7

4.9 (3 Reviews)
rate
Steinbach
2 Jun 2026, 11:36:25

Fantastic car in every respect. Looks, interior, power, range, comfort, finish, etc.

How do you mainly use this car? (optional): Company car / Business
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
oriol
27 Feb 2026, 15:33:27

range that I can always charge to 100% — unlike other brands that told me it was recommended to stop at 80%, which consequently cut my real range from 600 to 480 by not being able to charge to 100%. I think that's something people should know.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Mazda MX-5 Coupe
BYD Sealion 7

Costs and Consumption
Price
31,400 - 36,700 £
Price
42,800 - 52,300 £
Consumption L/100km
6.2 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
-
Electric Range
456 - 502 km
Battery Capacity
-
Battery Capacity
-
co2
140 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
SUV
Seats
2
Seats
5
Doors
-
Doors
-
Curb weight
1,114 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
127 L
Trunk capacity
520 L
Length
-
Length
-
Width
1,735 mm
Width
1,925 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
166 kg
Payload
410 kg

Engine and Performance
Engine Type
Petrol
Engine Type
Electric
Transmission
Manuel
Transmission
Automatic
Transmission Detail
Manual Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
132 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
8.6 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
-
Max Speed
-
Torque
152 Nm
Torque
380 - 690 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
97 kW
Power kW
230 - 390 kW
Engine capacity
1,496 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2024
CO2 Efficiency Class
E
CO2 Efficiency Class
A
Brand
Mazda
Brand
BYD
Is the Mazda MX-5 Coupe offered with different drivetrains?

The Mazda MX-5 Coupe is offered with Rear-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.