Audi A8 D4 or Mercedes-Benz S-Klasa W221?

2010–2017 vs 2005–2013 · Sedan vs Sedan

In short

Length: A8 D4 5,267 mm, S-Klasa W221 5,206 mm — a 6 cm difference.
Boot: A8 D4 510 l, S-Klasa W221 560 l.
Lowest consumption: A8 D4 5.9 l/100 km, S-Klasa W221 5.7 l/100 km.
Power: A8 D4 180–445 kW, S-Klasa W221 150–386 kW.
Standard equipment: A8 D4 38 items (Basis), S-Klasa W221 38 items (Standard).
Neither is listed on Autodrom right now.

Audi A8 D42010–2017 · 11 engines · Basis, L, S line, Sport ExecutiveSpecifications →Listings →

Mercedes-Benz S-Klasa W2212005–2013 · 12 engines · Standard, Lang, AMG Sportpaket, Grand EditionSpecifications →Listings →

Only differences

better value

	Audi A8 D42010–2017no listings	Mercedes-Benz S-Klasa W2212005–2013no listings
Dimensions
Length	Length5,137 mm–5,267 mm	Length5,076 mm–5,206 mm
Width	Width1,949 mm	Width1,871 mm
Height	Height1,458 mm–1,471 mm	Height1,473 mm
Wheelbase	Wheelbase2,992 mm–3,122 mm	Wheelbase3,035 mm–3,165 mm
Ground clearance	Ground clearance115 mm–120 mm	Ground clearance125 mm–130 mm
Trunk volume	Trunk volume380 l–510 l	Trunk volume500 l–560 l
Curb weight	Curb weight1,830 kg–2,180 kg	Curb weight1,880 kg–2,215 kg
Fuel tank	Fuel tank82 l–90 l	Fuel tank90 l
Engines
Production years	Production years2010–2017	Production years2005–2013
Body type	Body typeSedan	Body typeSedan
Number of engines	Number of engines11	Number of engines12
Power	Power180–445 kW (245–605 hp)	Power150–386 kW (204–525 hp)
Displacement (l)	Displacement (l)2.0–6.3	Displacement (l)2.1–6.2
Fuel	FuelDiesel, Petrol, Hybrid	FuelDiesel, Petrol, Hybrid
Gearbox	GearboxAutomatic	GearboxAutomatic
Drivetrain	DrivetrainAll-wheel (4x4), Front-wheel	DrivetrainRear-wheel, All-wheel (4x4)
Lowest consumption	Lowest consumption5.9 l/100 km · 3.0 TDI quattro	Lowest consumption5.7 l/100 km · S 250 CDI
Best 0–100 km/h	Best 0–100 km/h3.8 s · S8 plus 4.0 TFSI quattro	Best 0–100 km/h4.6 s · S 600
Top speed	Top speed305 km/h	Top speed250 km/h
Trim levelsBasis · Standard
Items in the base trim	Items in the base trim38 · Basis	Items in the base trim38 · Standard
Items in the top trim	Items in the top trim40 · L	Items in the top trim39 · Lang
Equipment · Comfort11 · 11
Climate Control, 2-zone	Climate Control, 2-zone—	Climate Control, 2-zone✓
Multi-zone Climate Control	Multi-zone Climate Control✓	Multi-zone Climate Control—
Rear Air Vents	Rear Air Vents✓	Rear Air Vents✓
Cruise Control	Cruise Control✓	Cruise Control✓
Front Parking Sensors	Front Parking Sensors—	Front Parking Sensors✓
Rear Parking Sensors	Rear Parking Sensors✓	Rear Parking Sensors✓
Electric Steering Wheel Adjustment	Electric Steering Wheel Adjustment—	Electric Steering Wheel Adjustment✓
Front Power Windows	Front Power Windows—	Front Power Windows✓
Rear Power Windows	Rear Power Windows—	Rear Power Windows✓
Power Steering	Power Steering✓	Power Steering—
Keyless Entry	Keyless Entry✓	Keyless Entry—
Push-button Start	Push-button Start✓	Push-button Start—
Power Tailgate	Power Tailgate✓	Power Tailgate—
Multifunction Steering Wheel	Multifunction Steering Wheel✓	Multifunction Steering Wheel✓
Power-adjustable mirrors	Power-adjustable mirrors✓	Power-adjustable mirrors✓
Air suspension	Air suspension✓	Air suspension✓
Equipment · Interior6 · 5
Leather	Leather✓	Leather✓
Electric Front Seats	Electric Front Seats✓	Electric Front Seats✓
Heated Front Seats	Heated Front Seats✓	Heated Front Seats✓
Driver's Seat Memory	Driver's Seat Memory✓	Driver's Seat Memory✓
Leather Steering Wheel	Leather Steering Wheel✓	Leather Steering Wheel—
Front centre armrest	Front centre armrest✓	Front centre armrest✓
Equipment · Multimedia4 · 3
Bluetooth	Bluetooth✓	Bluetooth✓
USB Port	USB Port✓	USB Port—
Navigation System	Navigation System✓	Navigation System✓
AUX input	AUX input✓	AUX input✓
Equipment · Visibility & lights2 · 6
Xenon/Bi-xenon Headlights	Xenon/Bi-xenon Headlights✓	Xenon/Bi-xenon Headlights✓
Heated Side Mirrors	Heated Side Mirrors—	Heated Side Mirrors✓
Rain Sensor	Rain Sensor—	Rain Sensor✓
Light Sensor	Light Sensor—	Light Sensor✓
Daytime Running Lights	Daytime Running Lights✓	Daytime Running Lights—
Adaptive Headlights	Adaptive Headlights—	Adaptive Headlights✓
Auto-dimming Rear-view Mirror	Auto-dimming Rear-view Mirror—	Auto-dimming Rear-view Mirror✓
Equipment · Safety11 · 7
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✓
Driver's Knee Airbag	Driver's Knee Airbag✓	Driver's Knee Airbag—
Rear Isofix Mounts	Rear Isofix Mounts✓	Rear Isofix Mounts—
Brake assist (BAS)	Brake assist (BAS)✓	Brake assist (BAS)✓
Hill Start Assist	Hill Start Assist✓	Hill Start Assist—
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 · 3
Alarm	Alarm—	Alarm✓
Central Locking	Central Locking✓	Central Locking✓
Immobilizer	Immobilizer✓	Immobilizer✓
Equipment · Exterior2 · 3
Alloy Wheels	Alloy Wheels✓	Alloy Wheels✓
R17 Wheels	R17 Wheels—	R17 Wheels✓
R18 Wheels	R18 Wheels✓	R18 Wheels—
Full-size spare wheel	Full-size spare wheel—	Full-size spare wheel✓
On Autodrom now
Listings	Listings0	Listings0

Frequently asked questions

Which is bigger — Audi A8 D4 or Mercedes-Benz S-Klasa W221?

Length: Audi A8 D4 5,267 mm, Mercedes-Benz S-Klasa W221 5,206 mm (a 61 mm difference). Wheelbase: 3,122 vs 3,165 mm. Boot: 510 vs 560 l.

Which uses less fuel — Audi A8 D4 or Mercedes-Benz S-Klasa W221?

The most frugal Audi A8 D4 uses 5.9 l/100 km (3.0 TDI quattro); the most frugal Mercedes-Benz S-Klasa W221 5.7 l/100 km (S 250 CDI).

Which is more powerful — Audi A8 D4 or Mercedes-Benz S-Klasa W221?

The strongest Audi A8 D4 makes 445 kW (605 hp) (S8 plus 4.0 TFSI quattro); the strongest Mercedes-Benz S-Klasa W221 386 kW (525 hp) (S 63 AMG).

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