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Mercedes CLA Coupe vs SERES 3 comparison

Compare performance (354 HP vs 163 HP), boot space and price (39,600 £ vs 32,900 £ ) at a glance. Find out which car is the better choice for you – Mercedes CLA Coupe or SERES 3?

Mercedes CLA Coupe vs SERES 3: Key differences

Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • clearly more power
  • clearly more efficient
  • substantially more electric range
  • clearly quicker 0–100 km/h
  • very slightly lighter
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SERES 3

  • markedly cheaper
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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.

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

CLA Coupe

Costs and Efficiency:

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

SERES 3 is markedly cheaper – starting at 32,900 £ , while the Mercedes CLA Coupe costs 39,600 £ . That’s a price difference of around 6,722 £.

In terms of energy consumption, the Mercedes CLA Coupe is clearly more efficient: consuming 12.3 kWh/100km compared to 18 kWh/100km for the SERES 3. That’s a difference of about 5.7 kWh/100km.

As for electric range, the Mercedes CLA Coupe offers substantially more range – reaching up to 792 km, about 491 km more than the SERES 3.

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 Mercedes CLA Coupe offers clearly more power – delivering 354 HP compared to 163 HP. That’s roughly 191 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes CLA Coupe is clearly quicker – completing the sprint in 4.9 s, while the SERES 3 takes 9.9 s. That’s about 5 s quicker.

There’s also a difference in torque: the Mercedes CLA Coupe delivers significantly more torque with 515 Nm compared to 300 Nm. That’s about 215 Nm more.

CLA Coupe

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, Mercedes CLA Coupe is very slightly lighter – 1,695 kg compared to 1,765 kg. The difference is around 70 kg.

When it comes to payload, the Mercedes CLA Coupe carries markedly more – 455 kg compared to 300 kg. That’s a difference of about 155 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe 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 £39,600
CLA Coupe

Mercedes CLA Coupe

  • Engine Type Electric, Full Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
  • Power HP 156 - 354 HP
  • Consumption L/100km 4.9 - 5.3 L/100km
  • Consumption kWh/100km 12.3 - 12.7 kWh/100km
  • Electric Range 542 - 792 km
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Frequently compared as well

Mercedes A Class Saloon
Mercedes CLA Coupe
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Mercedes CLA Coupe
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Mercedes CLA Coupe
SERES 3

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes CLA Coupe

The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

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19C0225_068
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Reviews Mercedes CLA Coupe

4.8 (2 Reviews)
rate
marco
12 Mar 2026, 18:44:45

A car with a unique line — the shooting brake finally gets a sporty rear and a roomy trunk.

How do you mainly use this car? (optional): Family car
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Dejf
18 Dec 2025, 14:59:40

Nice efficient car. Like it

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

SERES 3

The SERES 3 arrives as a zippy, well-equipped compact electric that puts everyday usability ahead of headline-grabbing theatrics. It’s an honest, budget-friendly choice for city commuters who want a bit of style and low running costs without a showroom ego.

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Reviews SERES 3

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

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SERES 3

Costs and Consumption
Price
39,600 - 60,000 £
Price
32,900 £
Consumption L/100km
4.9 - 5.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Consumption kWh/100km
18 kWh/100km
Electric Range
542 - 792 km
Electric Range
301 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 120 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Coupe
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,695 - 2,135 kg
Curb weight
1,765 kg
Trunk capacity
405 L
Trunk capacity
-
Length
-
Length
-
Width
1,855 mm
Width
1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
430 - 455 kg
Payload
300 kg

Engine and Performance
Engine Type
Electric, Full Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
156 - 354 HP
Power HP
163 HP
Acceleration 0-100km/h
4.9 - 8.8 s
Acceleration 0-100km/h
9.9 s
Max Speed
-
Max Speed
-
Torque
280 - 515 Nm
Torque
300 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
115 - 260 kW
Power kW
120 kW
Engine capacity
1,499 cm3
Engine capacity
-

General
Model Year
2,025 - 2,026
Model Year
2020
CO2 Efficiency Class
A, C, D
CO2 Efficiency Class
A
Brand
Mercedes-Benz
Brand
SERES
What drivetrain options does the Mercedes CLA Coupe have?

The Mercedes CLA Coupe is available as Rear-Wheel Drive, All-Wheel Drive or Front-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.