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Mercedes A Class vs NIO ET7 comparison

Compare performance (421 HP vs 653 HP), boot space and price (32,600 £ vs 59,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class or NIO ET7?

Mercedes A Class vs NIO ET7: Key differences

Mercedes A Class

2.7 (1 Reviews)
rate
  • clearly cheaper
  • significantly lighter
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NIO ET7

  • visibly more power
  • considerably more electric range
  • only slightly quicker 0–100 km/h
  • very slightly more trunk space
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By Achim Sedelmaier

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

A Class

Costs and Efficiency:

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

Mercedes A Class is clearly cheaper – starting at 32,600 £ , while the NIO ET7 costs 59,900 £ . That’s a price difference of around 27,346 £.

As for electric range, the NIO ET7 offers considerably more range – reaching up to 584 km, about 499 km more than the Mercedes A Class.

ET7

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 ET7 offers visibly more power – delivering 653 HP compared to 421 HP. That’s roughly 232 HP more horsepower.

When accelerating from 0 to 100 km/h, the NIO ET7 is only slightly quicker – completing the sprint in 3.8 s, while the Mercedes A Class takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the NIO ET7 delivers clearly more torque with 850 Nm compared to 500 Nm. That’s about 350 Nm more.

A Class

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 terms of curb weight, Mercedes A Class is significantly lighter – 1,440 kg compared to 2,434 kg. The difference is around 994 kg.

Looking at boot space, the NIO ET7 offers very slightly more boot space – 363 L compared to 350 L. That’s a difference of about 13 L.

When it comes to payload, the Mercedes A Class carries very slightly more – 485 kg compared to 466 kg. That’s a difference of about 19 kg.

Who wins the race in the data check?

The NIO ET7 stands well ahead of its rival 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 £59,900
ET7

NIO ET7

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 653 HP
  • Consumption kWh/100km 19 - 19.3 kWh/100km
  • Electric Range 451 - 584 km
Mercedes A Class
NIO ET7

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

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NIO ET7

The NIO ET7 arrives like a calm thunderstorm — sleek, silent and unapologetically clever, turning motorway cruising into the sort of effortless glide that makes other cars feel noisy and rehearsed. Inside, it's all luxury sofas and smart gadgets that actually help rather than confuse, so buyers who crave tech and comfort will feel like they've upgraded their life without needing to spellcheck the manual.

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Mercedes A Class
NIO ET7

Costs and Consumption

Price
32,600 - 66,500 £
Price
59,900 - 68,900 £
Consumption L/100km
2.3 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
19 - 19.3 kWh/100km
Electric Range
85 km
Electric Range
451 - 584 km
Battery Capacity
-
Battery Capacity
73.5 - 90 kWh
co2
53 - 205 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Hatchback
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1,440 - 1,695 kg
Curb weight
2,434 - 2,454 kg
Trunk capacity
310 - 350 L
Trunk capacity
363 L
Length
-
Length
5,101 mm
Width
1,796 - 1,850 mm
Width
1,987 mm
Height
-
Height
1,509 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
450 - 485 kg
Payload
446 - 466 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 421 HP
Power HP
653 HP
Acceleration 0-100km/h
3.9 - 9.7 s
Acceleration 0-100km/h
3.8 s
Max Speed
-
Max Speed
200 km/h
Torque
200 - 500 Nm
Torque
850 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 310 kW
Power kW
480 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General

Model Year
2025
Model Year
2022
CO2 Efficiency Class
D, E, B, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
NIO
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.