Audi A6 C8 or Mercedes-Benz CLS C257?

2018–present vs 2018–2023 · Sedan/Wagon vs Sedan

In short

Length: A6 C8 4,939 mm, CLS C257 5,001 mm — a 6 cm difference.
Boot: A6 C8 565 l, CLS C257 520 l.
Lowest consumption: A6 C8 2.1 l/100 km, CLS C257 4.7 l/100 km.
Power: A6 C8 120–270 kW, CLS C257 143–320 kW.
Standard equipment: A6 C8 36 items (Basis), CLS C257 36 items (Avantgarde).
On Autodrom: CLS C257 from €36,000 (1 listing); no A6 C8 is listed right now.

Audi A6 C82018–present · 11 engines · Basis, Sport, S line, DesignSpecifications →Listings →

Mercedes-Benz CLS C2572018–2023 · 10 engines · Avantgarde, AMG Line, Elegance, SportSpecifications →1 listing from €36,000 →

Only differences

better value

	Audi A6 C82018–presentno listings	Mercedes-Benz CLS C2572018–20231 listing · from €36,000
Dimensions
Length	Length4,939 mm	Length4,988 mm–5,001 mm
Width	Width1,886 mm	Width1,890 mm
Height	Height1,457 mm–1,470 mm	Height1,435 mm
Wheelbase	Wheelbase2,924 mm	Wheelbase2,939 mm
Ground clearance	Ground clearance120 mm	Ground clearance105 mm–125 mm
Trunk volume	Trunk volume360 l–565 l	Trunk volume520 l
Curb weight	Curb weight1,660 kg–2,010 kg	Curb weight1,780 kg–1,945 kg
Fuel tank	Fuel tank54 l–73 l	Fuel tank66 l
Engines
Production years	Production years2018–present	Production years2018–2023
Body type	Body typeSedan, Wagon	Body typeSedan
Number of engines	Number of engines11	Number of engines10
Power	Power120–270 kW (163–367 hp)	Power143–320 kW (194–435 hp)
Displacement (l)	Displacement (l)2.0–3.0	Displacement (l)1.9–3.0
Fuel	FuelDiesel, Petrol, Plug-in hybrid	FuelDiesel, Petrol
Gearbox	GearboxAutomatic	GearboxAutomatic
Drivetrain	DrivetrainFront-wheel, All-wheel (4x4)	DrivetrainRear-wheel, All-wheel (4x4)
Lowest consumption	Lowest consumption2.1 l/100 km · 50 TFSI e quattro	Lowest consumption4.7 l/100 km · CLS 220 d
Best 0–100 km/h	Best 0–100 km/h5.1 s · 55 TFSI quattro	Best 0–100 km/h4.5 s · Mercedes-AMG CLS 53 4MATIC+
Top speed	Top speed250 km/h	Top speed250 km/h
Trim levelsBasis · Avantgarde
Items in the base trim	Items in the base trim36 · Basis	Items in the base trim36 · Avantgarde
Items in the top trim	Items in the top trim39 · S line	Items in the top trim39 · AMG Line
Equipment · Comfort10 · 10
Climate Control, 2-zone	Climate Control, 2-zone✓	Climate Control, 2-zone✓
Rear Air Vents	Rear Air Vents✓	Rear Air Vents✓
Cruise Control	Cruise Control✓	Cruise Control—
Adaptive Cruise Control	Adaptive Cruise Control—	Adaptive Cruise Control✓
Automatic Parking	Automatic Parking—	Automatic Parking✓
Rear Parking Sensors	Rear Parking Sensors✓	Rear Parking Sensors—
Rear-view Camera	Rear-view Camera—	Rear-view Camera✓
Power Steering	Power Steering✓	Power Steering—
Keyless Entry	Keyless Entry✓	Keyless Entry✓
Push-button Start	Push-button Start✓	Push-button Start✓
Multifunction Steering Wheel	Multifunction Steering Wheel✓	Multifunction Steering Wheel✓
Digital Instrument Cluster	Digital Instrument Cluster✓	Digital Instrument Cluster✓
Power-adjustable mirrors	Power-adjustable mirrors✓	Power-adjustable mirrors✓
Equipment · Interior2 · 6
Leather	Leather—	Leather✓
Electric Front Seats	Electric Front Seats—	Electric Front Seats✓
Heated Front Seats	Heated Front Seats—	Heated Front Seats✓
Leather Steering Wheel	Leather Steering Wheel✓	Leather Steering Wheel✓
Ambient Lighting	Ambient Lighting—	Ambient Lighting✓
Front centre armrest	Front centre armrest✓	Front centre armrest✓
Equipment · Multimedia6 · 8
Touchscreen Display	Touchscreen Display✓	Touchscreen Display✓
Apple CarPlay	Apple CarPlay✓	Apple CarPlay✓
Android Auto	Android Auto✓	Android Auto✓
Bluetooth	Bluetooth✓	Bluetooth✓
USB Port	USB Port✓	USB Port✓
Navigation System	Navigation System—	Navigation System✓
Voice Control	Voice Control—	Voice Control✓
Remote control via smartphone app	Remote control via smartphone app✓	Remote control via smartphone app✓
Equipment · Visibility & lights2 · 1
LED Headlights	LED Headlights✓	LED Headlights✓
Daytime Running Lights	Daytime Running Lights✓	Daytime Running Lights—
Equipment · Safety12 · 9
Driver's Airbag	Driver's Airbag✓	Driver's Airbag✓
Front Passenger Airbag	Front Passenger Airbag✓	Front Passenger Airbag✓
Front Side Airbags	Front Side Airbags✓	Front Side Airbags✓
Curtain Airbags	Curtain Airbags✓	Curtain Airbags✓
Rear Isofix Mounts	Rear Isofix Mounts✓	Rear Isofix Mounts—
Autonomous Emergency Braking	Autonomous Emergency Braking✓	Autonomous Emergency Braking✓
Lane Keeping Assist	Lane Keeping Assist✓	Lane Keeping Assist✓
Traffic Sign Recognition	Traffic Sign Recognition✓	Traffic Sign Recognition—
Brake assist (BAS)	Brake assist (BAS)✓	Brake assist (BAS)✓
ABS	ABS✓	ABS✓
Electronic Stability Control (ESP)	Electronic Stability Control (ESP)✓	Electronic Stability Control (ESP)✓
Tyre Pressure Monitoring	Tyre Pressure Monitoring✓	Tyre Pressure Monitoring—
Equipment · Anti-theft2 · 0
Central Locking	Central Locking✓	Central Locking—
Immobilizer	Immobilizer✓	Immobilizer—
Equipment · Exterior2 · 2
Alloy Wheels	Alloy Wheels✓	Alloy Wheels✓
R17 Wheels	R17 Wheels✓	R17 Wheels—
R18 Wheels	R18 Wheels—	R18 Wheels✓
On Autodrom now
Listings	Listings0	Listings1
Price from	Price fromnot specified	Price from€36,000

Frequently asked questions

Which is bigger — Audi A6 C8 or Mercedes-Benz CLS C257?

Length: Mercedes-Benz CLS C257 5,001 mm, Audi A6 C8 4,939 mm (a 62 mm difference). Wheelbase: 2,939 vs 2,924 mm. Boot: 520 vs 565 l.

Which uses less fuel — Audi A6 C8 or Mercedes-Benz CLS C257?

The most frugal Audi A6 C8 uses 2.1 l/100 km (50 TFSI e quattro); the most frugal Mercedes-Benz CLS C257 4.7 l/100 km (CLS 220 d).

Which is more powerful — Audi A6 C8 or Mercedes-Benz CLS C257?

The strongest Audi A6 C8 makes 270 kW (367 hp) (55 TFSI e quattro); the strongest Mercedes-Benz CLS C257 320 kW (435 hp) (Mercedes-AMG CLS 53 4MATIC+).

Other comparisons

A6 C8 vs BMW Serija 5 G60 A6 C8 vs Mercedes-Benz E-Klasa W214 A6 C8 vs Volvo S90 II A6 C8 vs Audi A6 Allroad C8 CLS C257 vs Audi A7 4K CLS C257 vs Audi A6 Allroad C8 CLS C257 vs Mercedes-Benz E-Klasa W213 CLS C257 vs Volvo S90 II Compare cars →