Skip advert
Advertisement

Audi A5 vs Mercedes C-Class Coupe - specifications

 Audi A5 3.0 TDI S lineMerc C250 CDI Coupe Sport
On-the-road price/total as tested£39,955/£50,045£35,120/£45,060
Residual value (after 3yrs/36k miles)£19,698/49.3%£15,804/45.0%
Depreciation£20,257£19,316
Annual tax liability std/higher rate£1,750/£3,500£1,398/£2,796
Annual fuel cost (12,000/20,000 miles)£2,499/£4,165£2,116/£3,527
Ins group/quote/road tax band/cost35/£672/F/£12541/£700/E/£110
Cost of 1st/2nd/3rd service£37pm (3yrs/60k)£290/£320/£290
Length/wheelbase4,626/2,751mm4,633/2,760mm
Height/width1,372/1,854mm1,391/1,770mm
EngineV6/2,967cc4cyl in-line/2,143cc
Peak power 241/4,400 bhp/rpm201/4,200 bhp/rpm
Peak torque 500/1,400 Nm/rpm500/1,600 Nm/rpm
Transmission 7-spd S tronic/4wd7-spd auto/rwd
Fuel tank capacity/spare wheel61 litres/sp. saver66 litres/sp. saver
Boot capacity 455 litres450 litres
Kerbweight/payload1,640/500kg1,655/470kg
Turning circle11.4 metres10.8 metres
Basic warranty (miles)/recovery3yrs (60k)/3yrs3yrs (unltd)/4yrs
Service intervals/UK dealersVariable/135Variable/136
Driver Power manufacturer/dealer pos.7th/26th10th/10th
Euro NCAP: Adult/child/ped./pointsN/A90/79/57/5 stars
0-60/30-70mph5.7/5.6 secs7.5/7.6 secs
30-50mph in 3rd/4th 2.7/3.9 secs3.0/3.9 secs
50-70mph in 5th/6th 5.2/7.1 secs5.8/7.0 secs
Top speed/rpm at 70mph 155mph/1,650rpm149mph/1,700rpm
Braking 70-0/60-0/30-0mph 47.0/34.2/8.6m54.3/40.3/10.3m>
Auto Express economy/range31.0mpg/416 miles36.6mpg/531 miles
Govt urban/extra-urban/combined 41.5/55.4/49.6mpg43.5/61.4/53.3mpg
Actual/claimed CO2/tax bracket244/149g/km/22%207/139g/km/20%
Airbags/front/rear parking sensorsSix/£325/yesEight/yes/yes
Climate control/leather/heated seatsYes/yes/£280Y/£1,350**/£330
Lane departure/blind spot/cruise ctrl£460/£460/£225£1,895^^/yes
Metallic paint/xenons/damper ctrl£615/yes/£300*£645/yes/yes
Sat-nav/USB connection/Bluetooth£1,620^/yes/yes£2,245/yes/yes
Skip advert
Advertisement
Skip advert
Advertisement

Recommended

Used Audi A5 (Mk2, 2016-2024) buyer’s guide: a stylish, premium coupe that’s easy to live with
Used Audi A5 Coupe Mk2 - front

Used Audi A5 (Mk2, 2016-2024) buyer’s guide: a stylish, premium coupe that’s easy to live with

A full used buyer’s guide on the Audi A5 Mk2 that was on sale between 2016 and 2024
Used car tests
16 Jan 2026
Best used coupes to buy 2026
Best used coupes - header image

Best used coupes to buy 2026

If you want an appealing car that mixes performance with style, these used coupes will tick a lot of boxes
Best cars & vans
19 Nov 2025

Most Popular

Can you park over a dropped kerb? Blocked driveways, rights and the law explained
Dropped kerb - header image

Can you park over a dropped kerb? Blocked driveways, rights and the law explained

A dropped kerb allows vehicles to legally cross the pavement between the road and a private driveway or parking space, here’s everything you need to k…
Tips & advice
22 Jun 2026
VW ID. Buzz gets new Good-Night package for camper van capability
VW ID. Buzz with the Good-Night package - front 3/4 open with furniture

VW ID. Buzz gets new Good-Night package for camper van capability

We’ve been waiting for VW to transform the ID. Buzz into a modern camper
News
24 Jun 2026
Major Audi A3 updates and price cut are part of second facelift in two years
Updated Audi A3 - blue dynamic front 3/4

Major Audi A3 updates and price cut are part of second facelift in two years

The new Audi A3 will be available from September, with a choice of petrol, diesel or plug-in hybrid power, as well as sportier S3 and RS 3 editions
News
23 Jun 2026

Find a car with the experts