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Mazda 6 Saloon vs NIO ET5 comparison

Compare performance (258 HP vs 490 HP), boot space and price (38,500 £ vs 40,700 £ ) at a glance. Find out which car is the better choice for you – Mazda 6 Saloon or NIO ET5?

Mazda 6 Saloon vs NIO ET5: Key differences

Mazda 6 Saloon

  • marginally cheaper
  • somewhat more efficient
  • very slightly lighter
details

NIO ET5

5 (1 Reviews)
rate
  • significantly more power
  • very slightly more electric range
  • significantly quicker 0–100 km/h
  • moderately more trunk space
details

By Achim Sedelmaier

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

6 Saloon

Costs and Efficiency:

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

Mazda 6 Saloon is marginally cheaper – starting at 38,500 £ , while the NIO ET5 costs 40,700 £ . That’s a price difference of around 2,229 £.

In terms of energy consumption, the Mazda 6 Saloon is somewhat more efficient: consuming 16.5 kWh/100km compared to 18.6 kWh/100km for the NIO ET5. That’s a difference of about 2.1 kWh/100km.

As for electric range, the NIO ET5 offers very slightly more range – reaching up to 590 km, about 38 km more than the Mazda 6 Saloon.

ET5

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.

When it comes to engine power, the NIO ET5 offers significantly more power – delivering 490 HP compared to 258 HP. That’s roughly 232 HP more horsepower.

When accelerating from 0 to 100 km/h, the NIO ET5 is significantly quicker – completing the sprint in 4 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 3.6 s quicker.

Looking at top speed, the NIO ET5 is a bit faster – reaching 200 km/h, while the Mazda 6 Saloon tops out at 175 km/h. The difference is around 25 km/h.

There’s also a difference in torque: the NIO ET5 delivers considerably more torque with 700 Nm compared to 320 Nm. That’s about 380 Nm more.

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Mazda 6 Saloon is very slightly lighter – 2,027 kg compared to 2,215 kg. The difference is around 188 kg.

Looking at boot space, the NIO ET5 offers moderately more boot space – 386 L compared to 336 L. That’s a difference of about 50 L.

For maximum load capacity, the NIO ET5 offers only slightly more capacity – up to 1,135 L, about 61 L more than the Mazda 6 Saloon.

When it comes to payload, the NIO ET5 carries noticeably more – 475 kg compared to 360 kg. That’s a difference of about 115 kg.

Who wins the race in the data check?

The NIO ET5 holds a decisive overall lead 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 £40,700
ET5

NIO ET5

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 490 HP
  • Consumption kWh/100km 18.6 - 18.9 kWh/100km
  • Electric Range 456 - 590 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 6 Saloon

The Mazda6 saloon feels like the sensible yet stylish choice for buyers who want a car that drives with poise and looks sharper than its badge suggests. It mixes engaging handling, a refined cabin and everyday practicality without shouting for attention — perfect for those who prefer understated class with a wink.

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Reviews Mazda 6 Saloon

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

NIO ET5

NIO ET5 arrives with sleek, minimalist lines and a cabin that feels more like a calm lounge than a dashboard, delivering a composed drive that keeps motorway monotony at bay. Tech is smart rather than showy, and the brand’s novel ownership options make it an appealing choice for buyers who want electric convenience without the usual headaches — plus it brings enough personality to make charging stops less boring.

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Reviews NIO ET5

5 (1 Reviews)
rate

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Costs and Consumption
Price
38,500 - 41,600 £
Price
40,700 - 58,700 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Consumption kWh/100km
18.6 - 18.9 kWh/100km
Electric Range
479 - 552 km
Electric Range
456 - 590 km
Battery Capacity
-
Battery Capacity
73.5 - 90 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2,027 - 2,028 kg
Curb weight
2,215 - 2,235 kg
Trunk capacity
336 L
Trunk capacity
386 L
Length
4,921 mm
Length
4,790 mm
Width
1,890 mm
Width
1,960 mm
Height
1,491 mm
Height
1,499 mm
Max trunk capacity
1,074 L
Max trunk capacity
1,135 L
Payload
359 - 360 kg
Payload
455 - 475 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
245 - 258 HP
Power HP
490 HP
Acceleration 0-100km/h
7.6 - 7.8 s
Acceleration 0-100km/h
4 s
Max Speed
175 km/h
Max Speed
200 km/h
Torque
320 Nm
Torque
700 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
180 - 190 kW
Power kW
360 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2025
Model Year
2023
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Mazda
Brand
NIO
What drive types are available for the Mazda 6 Saloon?

The Mazda 6 Saloon is available as 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.