Audi A3 Sportback vs Mercedes C-Class Wagon - Differences and prices compared

Q: What is the maximum horsepower of the Audi A3 Sportback?

The Audi A3 Sportback reaches a peak output of 400 HP, depending on the model.

Q: How much fuel does the Audi A3 Sportback use?

On average, the Audi A3 Sportback consumes 1.10 L.

Q: What is the Audi A3 Sportback’s maximum WLTP range?

Depending on equipment, the WLTP range reaches up to 141 km.

Q: How many kWh does the Audi A3 Sportback’s battery hold?

The battery offers a capacity of 19.70 kWh.

Q: What maximum speed does the Audi A3 Sportback reach?

Depending on the model, top speed is 250 km/h.

Q: How big is the Audi A3 Sportback overall?

Overall, the Audi A3 Sportback is 4353 mm long, 1816 mm wide and 1470 mm high.

Q: Is the Mercedes C-Class Wagon offered with different drivetrains?

The Mercedes C-Class Wagon is available as Rear-Wheel Drive or All-Wheel Drive.

Q: How much power does the Mercedes C-Class Wagon deliver on the road?

Depending on the version, the Mercedes C-Class Wagon delivers up to 680 HP.

Q: How much fuel does the Mercedes C-Class Wagon use?

Based on WLTP testing, consumption is around 0.40 L.

Compare performance (400 HP vs 680 HP), boot space and price (26800 £ vs 42400 £) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Mercedes C-Class Wagon?

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Audi A3 Sportback

Mercedes C-Class Wagon

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

A3 Sportback

Costs and Efficiency:

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

Audi A3 Sportback has a convincingly advantage in terms of price – it starts at 26800 £, while the Mercedes C-Class Wagon costs 42400 £. That’s a price difference of around 15614 £.

Fuel consumption also shows a difference: Mercedes C-Class Wagon manages with 0.40 L and is therefore decisively more efficient than the Audi A3 Sportback with 1.10 L. The difference is about 0.70 L per 100 km.

As for range, the Audi A3 Sportback performs distinct better – achieving up to 141 km, about 29 km more than the Mercedes C-Class Wagon.

C-Class Wagon

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 Mercedes C-Class Wagon has a decisively edge – offering 680 HP compared to 400 HP. That’s roughly 280 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes C-Class Wagon is somewhat quicker – completing the sprint in 3.40 s, while the Audi A3 Sportback takes 3.80 s. That’s about 0.40 s faster.

In terms of top speed, the Mercedes C-Class Wagon performs a bit better – reaching 280 km/h, while the Audi A3 Sportback tops out at 250 km/h. The difference is around 30 km/h.

There’s also a difference in torque: Mercedes C-Class Wagon pulls significantly stronger with 1020 Nm compared to 500 Nm. That’s about 520 Nm difference.

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A3 Sportback

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 curb weight, Audi A3 Sportback is noticeable lighter – 1360 kg compared to 1755 kg. The difference is around 395 kg.

In terms of boot space, the Mercedes C-Class Wagon offers distinct more room – 490 L compared to 380 L. That’s a difference of about 110 L.

In maximum load capacity, the Mercedes C-Class Wagon performs noticeable better – up to 1510 L, which is about 310 L more than the Audi A3 Sportback.

When it comes to payload, Mercedes C-Class Wagon to a small extent takes the win – 565 kg compared to 480 kg. That’s a difference of about 85 kg.

Who wins the race?

The Mercedes C-Class Wagon proves to be wins the duel decisively and therefore becomes our DriveDuel Champion!
Mercedes C-Class Wagon is the better all-rounder in this comparison.

from about £42,400

Mercedes C-Class Wagon

Price : 42400 - 115300 £
Body Type : Estate
Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission : Automatic
Transmission Detail : Automatic Gearbox
Drive Type : Rear-Wheel Drive, All-Wheel Drive
Power HP : 186 - 680 HP
Consumption L/100km : 0.4 - 9 L
Electric Range : 11 - 112 km
Battery Capacity : 19.50 kWh
Seats : 5
Acceleration 0-100km/h : 3.4 - 8.8 s
Model Year : 2024 - 2025
Max Speed : 226 - 280 km/h
Torque : 250 - 1020 Nm
Number of Cylinders : 4
Doors : 5
Model : C-Klasse
Modell : C 180 T-Modell, C 200 T-Modell, C 200 All-Terrain, C 300 T-Modell, C 63 AMG S E PERFORMANCE T-Modell, C 300 e T-Modell, C 300 de T-Modell, C 200 d T-Modell, C 220 d T-Modell, C 220 d All-Terrain, C 43 AMG T-Modell, C 300 d T-Modell
CO2 Efficiency Class : E, F, G, B, D
Trim Level : Avantgarde Advanced 9G-TRONIC, Avantgarde Advanced Plus 9G-TRONIC, Edition Avantgarde 9G-TRONIC, Avantgarde Premium 9G-TRONIC, Avantgarde Premium Plus 9G-TRONIC, AMG Line Advanced 9G-TRONIC, AMG Line Advanced Plus 9G-TRONIC, Edition AMG Line 9G-TRONIC, AMG Line Premium 9G-TRONIC, Avantgarde Advanced 4MATIC 9G-TRONIC, Avantgarde Advanced Plus 4MATIC 9G-TRONIC, Avantgarde Premium 4MATIC 9G-TRONIC, Avantgarde Premium Plus 4MATIC 9G-TRONIC, AMG Line Premium Plus 9G-TRONIC, Edition Avantgarde 4MATIC 9G-TRONIC, AMG Line Advanced 4MATIC 9G-TRONIC, AMG Line Advanced Plus 4MATIC 9G-TRONIC, Edition AMG Line 4MATIC 9G-TRONIC, AMG Line Premium 4MATIC 9G-TRONIC, AMG Line Premium Plus 4MATIC 9G-TRONIC, Premium 4MATIC+ SPEEDSHIFT MCT 9G, Premium Plus 4MATIC+ SPEEDSHIFT MCT 9G, F1 Edition 4MATIC+ SPEEDSHIFT MCT 9G, AMG Line Premium 4MATIC SPEEDSHIFT MCT 9G, AMG Line Premium Plus 4MATIC SPEEDSHIFT MCT 9G
Power kW : 137 - 500 kW
co2 : 11 - 206 g/km
Engine capacity : 1496 - 1999 cm3
Curb weight : 1755 - 2235 kg
Fuel tank capacity : 40 - 66 L
Trunk capacity : 360 - 490 L
Length : 4751 - 4842 mm
Width : 1820 - 1900 mm
Height : 1454 - 1494 mm
Brand : Mercedes-Benz
Max trunk capacity : 1375 - 1510 L
Payload : 440 - 565 kg

details

Audi A3 Sportback

Mercedes C-Class Wagon

Costs and Consumption

View detailed analysis

Price

Consumption L/100km

Electric Range

Battery Capacity

co2

Fuel tank capacity

Engine and Performance

View detailed analysis

Power HP

Acceleration 0-100km/h

Max Speed

Torque

Number of Cylinders

Power kW

Engine capacity

Dimensions and Body

View detailed analysis

Seats

Curb weight

Trunk capacity

Max trunk capacity

Payload

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Mercedes C-Class Wagon

The Mercedes C-Class wagon dresses Mercedes refinement in a sensible, practical package, marrying a sleek estate silhouette with a plush, high-quality cabin that feels more premium than its badge implies. It quietly soaks up motorway miles and cartloads of family kit with composed handling and effortless comfort — a clever alternative to an SUV for buyers who still like to steer.

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Audi A3 Sportback

Mercedes C-Class Wagon

Costs and Consumption
Price 26800 - 56600 £	Price 42400 - 115300 £
Consumption L/100km 1.1 - 9.3 L	Consumption L/100km 0.4 - 9 L
Consumption kWh/100km -	Consumption kWh/100km -
Electric Range 134 - 141 km	Electric Range 11 - 112 km
Battery Capacity 19.70 kWh	Battery Capacity 19.50 kWh
co2 25 - 211 g/km	co2 11 - 206 g/km
Fuel tank capacity 40 - 55 L	Fuel tank capacity 40 - 66 L

Dimensions and Body
Body Type Hatchback	Body Type Estate
Seats 5	Seats 5
Doors 5	Doors 5
Curb weight 1360 - 1685 kg	Curb weight 1755 - 2235 kg
Trunk capacity 280 - 380 L	Trunk capacity 360 - 490 L
Length 4352 - 4381 mm	Length 4751 - 4842 mm
Width 1816 - 1851 mm	Width 1820 - 1900 mm
Height 1415 - 1470 mm	Height 1454 - 1494 mm
Max trunk capacity 1100 - 1200 L	Max trunk capacity 1375 - 1510 L
Payload 410 - 480 kg	Payload 440 - 565 kg

Engine and Performance
Engine Type Petrol, Petrol MHEV, Diesel, Plugin Hybrid	Engine Type Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission Manuel, Automatic	Transmission Automatic
Transmission Detail Manual Gearbox, Dual-Clutch Automatic	Transmission Detail Automatic Gearbox
Drive Type Front-Wheel Drive, All-Wheel Drive	Drive Type Rear-Wheel Drive, All-Wheel Drive
Power HP 116 - 400 HP	Power HP 186 - 680 HP
Acceleration 0-100km/h 3.8 - 10.1 s	Acceleration 0-100km/h 3.4 - 8.8 s
Max Speed 205 - 250 km/h	Max Speed 226 - 280 km/h
Torque 220 - 500 Nm	Torque 250 - 1020 Nm
Number of Cylinders 4 - 5	Number of Cylinders 4
Power kW 85 - 294 kW	Power kW 137 - 500 kW
Engine capacity 1498 - 2480 cm3	Engine capacity 1496 - 1999 cm3