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Mercedes A Class vs Tesla Model 3 comparison

Compare performance (421 HP vs 460 HP), boot space and price (32,600 £ vs 31,700 £ ) at a glance. Find out which car is the better choice for you – Mercedes A Class or Tesla Model 3?

Mercedes A Class vs Tesla Model 3: Key differences

Mercedes A Class

  • visibly lighter

Tesla Model 3

3.8 (4 Reviews)
rate
  • marginally cheaper
  • marginally more power
  • considerably more electric range
  • markedly quicker 0–100 km/h
  • significantly more trunk space

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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.

Tesla Model 3 is marginally cheaper – starting at 31,700 £ , while the Mercedes A Class costs 32,600 £ . That’s a price difference of around 863 £.

As for electric range, the Tesla Model 3 offers considerably more range – reaching up to 750 km, about 665 km more than the Mercedes A Class.

Model 3

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Tesla Model 3 offers marginally more power – delivering 460 HP compared to 421 HP. That’s roughly 39 HP more horsepower.

When accelerating from 0 to 100 km/h, the Tesla Model 3 is markedly quicker – completing the sprint in 3.1 s, while the Mercedes A Class takes 3.9 s. That’s about 0.8 s quicker.

Looking at top speed, the Tesla Model 3 is moderately faster – reaching 262 km/h, while the Mercedes A Class tops out at 225 km/h. The difference is around 37 km/h.

There’s also a difference in torque: the Tesla Model 3 delivers clearly more torque with 660 Nm compared to 500 Nm. That’s about 160 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 visibly lighter – 1,440 kg compared to 1,772 kg. The difference is around 332 kg.

Looking at boot space, the Tesla Model 3 offers significantly more boot space – 594 L compared to 350 L. That’s a difference of about 244 L.

When it comes to payload, the Mercedes A Class carries visibly more – 485 kg compared to 377 kg. That’s a difference of about 108 kg.

Who wins the race in the data check?

The Tesla Model 3 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 £31,700
Model 3

Tesla Model 3

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 283 - 460 HP
  • Consumption kWh/100km : 13 - 16.7 kWh/100km
  • Electric Range : 534 - 750 km
details

Frequently compared as well

Mercedes A Class
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Mercedes A Class
Tesla Model 3

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.

details
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Reviews Mercedes A Class

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

Tesla Model 3

The Tesla Model 3 slices through daily commuting with a silent, confident shove that makes petrolheads reassess their life choices, while its minimalist cabin feels more like a slick gadget gallery than a traditional car interior. For buyers after a fuss-free, tech-forward electric with plenty of grin factor and low running drama, it’s hard to beat—just don't be surprised when the car updates itself overnight.

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Reviews Tesla Model 3

3.8 (4 Reviews)
rate
dino999
18 Nov 2025, 08:47:05

I wanted to give 0 stars but you can't — unfortunately, it sucks.

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Mercedes A Class
Tesla Model 3

Costs and Consumption
Price
32,600 - 66,500 £
Price
31,700 - 50,100 £
Consumption L/100km
2.3 - 9 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
13 - 16.7 kWh/100km
Electric Range
85 km
Electric Range
534 - 750 km
Battery Capacity
12.9 kWh
Battery Capacity
83 kWh
co2
53 - 205 g/km
co2
0 g/km
Fuel tank capacity
35 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1,440 - 1,695 kg
Curb weight
1,772 - 1,929 kg
Trunk capacity
310 - 350 L
Trunk capacity
594 L
Length
4,428 mm
Length
4,724 mm
Width
1,796 - 1,850 mm
Width
1,850 mm
Height
1,423 mm
Height
1,431 mm
Max trunk capacity
1,125 L
Max trunk capacity
-
Payload
450 - 485 kg
Payload
303 - 377 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, 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, Rear-Wheel Drive
Power HP
116 - 421 HP
Power HP
283 - 460 HP
Acceleration 0-100km/h
3.9 - 9.7 s
Acceleration 0-100km/h
3.1 - 6.2 s
Max Speed
225 km/h
Max Speed
262 km/h
Torque
200 - 500 Nm
Torque
420 - 660 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
85 - 310 kW
Power kW
208 - 338 kW
Engine capacity
1,332 - 1,991 cm3
Engine capacity
-

General
Model Year
2,024 - 2,025
Model Year
2,025
CO2 Efficiency Class
B, D, E, G
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
Tesla
Is the Mercedes A Class offered with different drivetrains?

The Mercedes A Class is offered with Front-Wheel Drive or All-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.