VS

Audi A5 Sportback vs Mercedes GLC comparison

Compare performance (639 HP vs 680 HP), boot space and price (38700 £ vs 50300 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Sportback or Mercedes GLC?

Audi A5 Sportback vs Mercedes GLC: Key differences

Audi A5 Sportback

  • clearly perceptible cheaper
  • barely noticeable lighter

Mercedes GLC

4.4 (11 Reviews)
rate
  • barely noticeable more power
  • evident more efficient
  • convincingly more electric range
  • slight quicker from 0–100 km/h
  • evident 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

A5 Sportback

Costs and Efficiency:

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

Audi A5 Sportback has a clearly perceptible advantage in terms of price – it starts at 38700 £ , while the Mercedes GLC costs 50300 £ . That’s a price difference of around 11585 £.

Fuel consumption also shows a difference: Mercedes GLC manages with 1.60 L and is therefore evident more efficient than the Audi A5 Sportback with 2 L. The difference is about 0.40 L per 100 km.

As for electric range, the Mercedes GLC performs convincingly better – achieving up to 714 km, about 604 km more than the Audi A5 Sportback.

GLC

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 GLC has a barely noticeable edge – offering 680 HP compared to 639 HP. That’s roughly 41 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLC is slight quicker – completing the sprint in 3.50 s, while the Audi A5 Sportback takes 3.70 s. That’s about 0.20 s faster.

In terms of top speed, the Mercedes GLC performs barely noticeable better – reaching 275 km/h, while the Audi A5 Sportback tops out at 250 km/h. The difference is around 25 km/h.

There’s also a difference in torque: Mercedes GLC pulls slightly stronger with 1020 Nm compared to 825 Nm. That’s about 195 Nm difference.

A5 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 A5 Sportback is barely noticeable lighter – 1770 kg compared to 1910 kg. The difference is around 140 kg.

In terms of boot space, the Mercedes GLC offers evident more room – 620 L compared to 445 L. That’s a difference of about 175 L.

In maximum load capacity, the Mercedes GLC performs evident better – up to 1740 L, which is about 441 L more than the Audi A5 Sportback.

When it comes to payload, Mercedes GLC a bit takes the win – 600 kg compared to 530 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Mercedes GLC sits 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.

Frequently compared as well

Honda CR-V
Mercedes GLC
VS
In the competitive cross-over landscape, the Honda CR-V and Mercedes GLC both offer unique appeals to different drivers. The Honda CR-V stands out with its practicality, excellent fuel economy, and affordable pricing, making it an ideal choice for families seeking reliability without breaking the …
Mercedes GLC
Toyota RAV4
VS
In a head-to-head comparison between the Mercedes GLC and the Toyota RAV4, the luxurious GLC excels in offering a refined driving experience and premium interior materials that define its upscale appeal. Meanwhile, the RAV4 impresses with its practicality, reliability, and advanced safety features, …
Audi A5 Sportback
Mercedes GLC

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £50,300
GLC

Mercedes GLC

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 680 HP
  • Consumption L/100km : 1.6 - 9.7 L
  • Consumption kWh/100km : 14.9 - 16.6 kWh
  • Electric Range : 12 - 714 km
details

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

details
A1911787_overfull
A1911784_overfull
A1911785_overfull
A213103_overfull
A1911786_overfull
A213573_overfull

Mercedes GLC

4.4 (11 Reviews)
rate

The Mercedes GLC blends plush cabin comfort and composed road manners into an SUV that feels more grown-up than it looks. It won’t shout for attention, but will quietly please buyers who want refinement, usable space and a touch of luxury without the drama.

details
22C0270_060
22C0270_055
22C0270_051
22C0270_046
22C0270_031

Reviews Audi A5 Sportback

Reviews Mercedes GLC

4.4 (11 Reviews)
rate
Marek
2 Jan 2026, 18:32:30

There’s something about a Mercedes — you have to take it for a spin to feel it and understand why it’s special.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Audi A5 Sportback
Mercedes GLC

Costs and Consumption
Price
38700 - 91000 £
Price
50300 - 126600 £
Consumption L/100km
2 - 7.6 L
Consumption L/100km
1.6 - 9.7 L
Consumption kWh/100km
-
Consumption kWh/100km
14.9 - 16.6 kWh
Electric Range
84 - 110 km
Electric Range
12 - 714 km
Battery Capacity
20.70 kWh
Battery Capacity
94 kWh
co2
45 - 172 g/km
co2
0 - 221 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
62 - 65 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
4 - 5
Seats
5
Doors
5
Doors
5
Curb weight
1770 - 2430 kg
Curb weight
1910 - 2535 kg
Trunk capacity
331 - 445 L
Trunk capacity
390 - 620 L
Length
4829 - 4835 mm
Length
4716 - 4845 mm
Width
1860 - 1952 mm
Width
1890 - 1913 mm
Height
1429 - 1444 mm
Height
1603 - 1644 mm
Max trunk capacity
1175 - 1299 L
Max trunk capacity
1490 - 1740 L
Payload
475 - 530 kg
Payload
475 - 600 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
150 - 639 HP
Power HP
186 - 680 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
3.5 - 9 s
Max Speed
216 - 250 km/h
Max Speed
210 - 275 km/h
Torque
280 - 825 Nm
Torque
320 - 1020 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
110 - 470 kW
Power kW
137 - 500 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
1991 - 2989 cm3

General
Model Year
2025 - 2026
Model Year
2025 - 2026
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
F, G, D, B, E, A
Brand
Audi
Brand
Mercedes-Benz

Similar Comparisons

Mercedes GLC
Mercedes E Class
VS
In the world of luxury vehicles, the Mercedes GLC and the Mercedes E-Klasse both offer a blend of elegance and performance, yet cater to different driving experiences. The GLC, a compact luxury SUV, delivers versatility and a commanding road presence with its higher stance, making it ideal for …
Mercedes GLC
Land Rover Range Rover Velar
VS
When comparing the Mercedes GLC to the Land Rover Range Rover Velar, both vehicles offer a luxurious SUV experience, but cater to slightly different preferences. The Mercedes GLC stands out with its refined interior and cutting-edge technology, appealing to those who value comfort and connectivity. …
Mercedes GLC
Volvo XC60
VS
When it comes to luxury compact SUVs, the Mercedes GLC and Volvo XC60 both offer a blend of performance, style, and cutting-edge technology. The Mercedes GLC stands out with its elegant interior and advanced infotainment system, perfect for those who value luxury and connectivity. Alternatively, …
Mercedes GLC
Volvo XC40
VS
Unsure whether the Mercedes GLC or the Volvo XC40 is the better match? Compare both models directly and discover differences in power, efficiency, comfort and value for money — all summarized in one easy view to support your decision.
Mercedes GLC
VW Tayron
VS
In the highly competitive compact SUV segment, the Mercedes GLC and VW Tayron stand out with their distinctive offerings. The GLC impresses with its luxurious interior, advanced technology, and refined ride, making it a top choice for those seeking elegance and comfort. Meanwhile, the VW Tayron …
BMW X5
Mercedes GLC
VS
In the battle of luxury SUVs, the BMW X5 stands out with its potent engine options and engaging driving dynamics, catering to those who prioritize performance and handling. On the other hand, the Mercedes-Benz GLC exudes elegance and comfort, showcasing a plush interior and advanced technology that …
Mercedes GLC
Mercedes EQE SUV
VS
Mercedes GLC and Mercedes EQE SUV go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice.
BYD Seal U
Mercedes GLC
VS
In a head-to-head comparison, the BYD Seal U showcases impressive electric performance and modern tech features, challenging the conventional luxury of the Mercedes GLC. While the Seal U offers an attractive price point and extended range, the GLC continues to excel with its refined interior and …
Is the Audi A5 Sportback offered with different drivetrains?

Available configurations include All-Wheel Drive or Front-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.