2025 BMW M3 CS Touring (G81) vs 2022 Mercedes AMG C 63 S E PERFORMANCE Wagon (S206) vs 2023 Audi RS 6 Avant performance (C8) vs 2024 Audi RS 4 Avant edition 25 years (B9)

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SummaryPerformanceElectricEngineDrivetrainPracticality

BMW M3 CS Touring

(2025 - present)

...S Touring

Mercedes AMG C 63 S E PERFORMANCE Wagon

(2022 - present)

...NCE Wagon

Audi RS 6 Avant performance

(2023 - 2025)

...rformance

Audi RS 4 Avant edition 25 years

(2024)

...25 years

Engine
3 L Inline 6 Bi-Turbo	2 L Inline 4 Turbo PHEV	4 L V8 Bi-Turbo MHEV	2.9 L V6 Bi-Turbo
Drivetrain
Front - 4WD	Front - AWD	Front - AWD	Front - AWD
Top Speed
186 mph	155 mph	174 mph	186 mph
Acceleration
3.5 sec	3.4 sec	3.4 sec	3.7 sec
Total Power
542 hp	671 hp	621 hp	464 hp
Mileage
22.4 mpg	34.1 mpg	19.3 mpg	23.7 mpg
Curb Weight
4,079 lbs	4,729 lbs	4,608 lbs	3,847 lbs
Luggage
17.7-53.3 ft³	17.3-53.3 ft³	19.4-58.6 ft³	17.5-52.8 ft³
Top Speed
186 mph / 300 Km/h	155 mph / 250 Km/h	174 mph / 280 Km/h	186 mph / 300 Km/h
0-62 mph
3.5 seconds	3.4 seconds	3.4 seconds	3.7 seconds
Power-to-Weight
7.52 lb/hp / 293 hp/Tonne	7.05 lb/hp / 313 hp/Tonne	7.43 lb/hp / 297 hp/Tonne	8.29 lb/hp / 266 hp/Tonne
Total Power
542 hp / 550 ps	671 hp / 680 ps	621 hp / 630 ps	464 hp / 470 ps
Total Torque
479 lb·ft / 650 N·m	752 lb·ft / 1,020 N·m	627 lb·ft / 850 N·m	443 lb·ft / 600 N·m
Mileage
22.4 mpg	34.1 mpg	19.3 mpg	23.7 mpg
Total Range
349 Miles	449 Miles	372 Miles	363 Miles
E-Mode MPGe
	56.6 MPGe
E-Mode Range
	8 Miles
Tailpipe CO₂
383 g/Mile	251 g/Mile	446 g/Mile	360 g/Mile
Model Platform
3 Series (19-)	C-Class (21-)	A6 (18-25)	A4 (15-24)
Door Count
5	5	5	5
Seat Count
5	5	5	5
Luggage Space
17.7-53.3 ft³	17.3-53.3 ft³	19.4-58.6 ft³	17.5-52.8 ft³
Turning Radius
41.3 ft	39.3 ft	39.7 ft	41 ft
Curb Weight
4,079 lbs	4,729 lbs	4,608 lbs	3,847 lbs
Gross Weight
5,137 lbs		6,041 lbs	5,016 lbs
Towing Capacity
	1,653-3,968 lbs	1,653-4,630 lbs
Length
188.8 in	190.3 in	196.7 in	188.2 in
Width
75.5 in	74.6 in	76.8 in	73.5 in
Height
57 in	57.7 in	58.5 in	57 in
Wheelbase
112.5 in	113.2 in	115.3 in	111.5 in
Front Track
63.9 in	65 in	65.7 in	63.7 in
Rear Track
63.2 in	63.4 in	65 in	62.8 in
Engine Name
S58B30	M139 E20
Layout
Inline 6	Inline 4	V8	V6
Capacity
3 Liter / 182.6 in³	2 Liter / 121.5 in³	4 Liter / 243.9 in³	2.9 Liter / 176.6 in³
Peak Power
542 hp / 550 ps	469 hp / 476 ps	621 hp / 630 ps	464 hp / 470 ps
Peak Torque
479 lb·ft / 650 N·m	402 lb·ft / 545 N·m	627 lb·ft / 850 N·m	443 lb·ft / 600 N·m
Specific Output
2.97 hp/in³	3.87 hp/in³	2.54 hp/in³	2.62 hp/in³
Aspiration
Bi-Turbo	Turbo	Bi-Turbo	Bi-Turbo
Valvetrain
DOHC	DOHC	DOHC	DOHC
Valves/Cylinder
4 (24v Total)	4 (16v Total)	4 (32v Total)	4 (24v Total)
Fuel
Gasoline	Gasoline	Gasoline	Gasoline
Compression
9.3:1	10:1	9.7:1	10:1
Bore x Stroke
3.307 x 3.543 in	3.268 x 3.622 in	3.386 x 3.386 in	3.327 x 3.386 in
Fuel Delivery
Direct Injection	Direct + Port	Direct Injection	Direct Injection
Position
Front	Front	Front	Front
Orientation
Longitudinal	Longitudinal	Longitudinal	Longitudinal
Fuel Tank
15.6 gal	13.2 gal	19.3 gal	15.3 gal
Peak Power
	201 hp / 204 ps	4 hp / 4 ps
Peak Torque
	236 lb·ft / 320 N·m
Battery Size
	4.8 kWh (net) / 6.1 kWh (gross)	0.81 kWh
Efficiency
	59.4 kWh/100mi. / 36.9 kWh/100km
Driven Wheels
Rear-biased Part-time All (4WD)	All (AWD)	All (AWD)	All (AWD)
Front Tyres
275/35R19 Y	255/45 ZR19	275/35 ZR21	275/30 ZR20
Rear Tyres
285/30R20 Y	285/40 ZR19	275/35 ZR21	275/30 ZR20
Transmission (AT)
8 Speeds	9 Speeds	8 Speeds	8 Speeds
Front Brakes
Vented Disc	Vented Disc	Vented Disc	Vented Disc
Rear Brakes
Vented Disc	Vented Disc	Vented Disc	Vented Disc
Front Suspension
MacPherson Strut	Double Wishbone	Multi-Link	Multi-Link
Rear Suspension
Multi-Link	Double Wishbone	Multi-Link	Multi-Link