Audi A6 Saloon vs BMW M5 Saloon

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A6 Saloon compared with M5 Saloon

	AudiA6 Saloon	BMWM5 Saloon
Overview
Released
Released	April 2025	November 2024
Performance
Powertrain
Powertrain	Petrol, Mild hybrid, Plug-in hybrid	Plug-in hybrid
Power
Power	201–295 bhp	717 bhp (better)
0–62 mph
0–62 mph	6–8.2 s	3.5 s (better)
Top speed
Top speed	151–155 mph	155 mph
Engine or motors
Engine or motors	2.0-litre TFSI (204 PS), 2.0-litre TDI with 48V MHEV plus (204 PS, up to 18 kW extra), 2.0 TFSI e-hybrid plug-in hybrid (299 PS system output); bhp converted from Audi's PS figures	4,395 cc V8 twin-turbo petrol plus electric motor, 535 kW (727 hp) system output; bhp converted from BMW's kW figures
Torque
Torque	340 Nm (TFSI), 400 Nm (TDI), 450 Nm system (e-hybrid)	1,000 Nm system
Gearbox
Gearbox	7-speed S tronic	8-speed automatic
Drive
Drive	Front-wheel drive (TFSI); quattro four-wheel drive (TDI and e-hybrid)	M xDrive all-wheel drive
Range and charging
Zero-emission range (WLTP)
Zero-emission range (WLTP)	71 miles (better)	42 miles
Battery
Battery	20.7 kWh (better)	18.6 kWh
Economy (WLTP)
Economy (WLTP)	40.4–145.2 mpg	–
Range detail
Range detail	e-hybrid WLTP electric range: 63–71 miles combined, 67–75 miles city, depending on trim	Up to 42 miles WLTP electric range on BMW UK's current technical page; electric top speed 87 mph
Charging
Charging	e-hybrid has a 20.7 kWh net (25.9 kWh gross) battery and charges on AC at up to 11 kW (165 minutes to full on Audi UK's data)	22.1 kWh gross / 18.6 kWh usable battery; up to 7.4 kW AC on early production, 11 kW from November 2024 production; 0–100% in 2 hours 15 minutes at 11 kW
Efficiency
Efficiency	WLTP combined: 37.4–40.4 mpg (TFSI), 50.3–55.7 mpg (TDI), 120.3–145.2 mpg weighted (e-hybrid); depends on trim	–
CO2 emissions
CO2 emissions	159–172 g/km (TFSI), 133–147 g/km (TDI), 44–53 g/km (e-hybrid), WLTP combined	–
Practicality
Body
Body	Saloon	Saloon
Seats
Seats	5	5
Boot
Boot	492 litres (better)	466 litres
Length
Length	5,003 mm	5,096 mm
Width
Width	1,875 mm	1,970 mm
Weight
Weight	From 1,845 kg	–
Boot
Boot	492 litres (TFSI), 452 litres (TDI), 354 litres (e-hybrid)	466 litres
Towing
Towing	1,800 kg braked (TFSI), 2,000 kg (TDI and e-hybrid)	Up to 2,000 kg braked with the optional trailer coupling
Size
Size	5,003 mm long, 1,875 mm wide, 1,470 mm high; weight is Audi UK's unladen figure, 1,845 kg (TFSI) to 2,205 kg (e-hybrid)	5,096 mm long, 1,970 mm wide (2,156 mm with mirrors), 1,510 mm high; 3,006 mm wheelbase; BMW UK lists EC unladen weights of 2,510 and 2,515 kg in different specification sets, both including a 75 kg driver