Mercedes-Benz AMG SL55 Roadster vs Audi RS Q8 vs BMW M8

CarWale brings you comparison of Mercedes-Benz AMG SL55 Roadster, Audi RS Q8 and BMW M8. The Mercedes-Benz AMG SL55 Roadster price is Rs. 2.44 Crore, Audi RS Q8 price is Rs. 2.22 Crore and BMW M8 price is Rs. 2.44 Crore. The Mercedes-Benz AMG SL55 Roadster is available in 3982 cc engine with 1 fuel type options: Petrol, Audi RS Q8 is available in 3996 cc engine with 1 fuel type options: Petrol and BMW M8 is available in 4395 cc engine with 1 fuel type options: Petrol. RS Q8 provides the mileage of 8 kmpl and M8 provides the mileage of 8.77 kmpl.

AMG SL55 Roadster vs RS Q8 vs M8 Comparison Overview

Key Highlights	AMG SL55 Roadster	RS Q8	M8
Price	Rs. 2.44 Crore	Rs. 2.22 Crore	Rs. 2.44 Crore
Engine Capacity	3982 cc	3996 cc	4395 cc
Power	469 bhp	591 bhp	617 bhp
Transmission	Automatic (TC)	Automatic (TC)	Automatic (TC)
Fuel Type	Petrol	Petrol	Petrol

Hide common featuresHighlight differences

Mercedes-Benz AMG SL55 Roadster

4MATIC Plus

Rs. 2.44 Crore

Avg. Ex-Showroom price

Audi RS Q8

4.0L TFSI

Rs. 2.22 Crore

Avg. Ex-Showroom price

BMW M8

Coupe

Rs. 2.44 Crore

Avg. Ex-Showroom price

Select Car

Hide common featuresHighlight differences

Mercedes-Benz AMG SL55 Roadster

4MATIC Plus

Audi RS Q8

4.0L TFSI

BMW M8

Coupe

Select Car

SPECIFICATIONS
FEATURES
BROCHURE
COLOURS
USER REVIEWS

SPECIFICATIONS
FEATURES
BROCHURE
COLOURS
USER REVIEWS

Specifications and Finance

Finance

Engine & Transmission

Top Speed (kmph)	295	250
Acceleration (0-100 kmph) (seconds)	3.9	3.8	3.2
Engine	3982 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC	3996 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC	4395 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC
Engine Type	4.0-litre twin-turbo V8	4.0L Twin-Turbocharged FSI V8	S63 Twin-Turbocharged V8
Fuel Type	Petrol	Petrol	Petrol
Max Power (bhp@rpm)	469 bhp @ 5500 rpm	591 bhp @ 6000 rpm	617 bhp @ 6000 rpm
Max Torque (Nm@rpm)	700 Nm @ 2000 rpm	800 Nm @ 2200-4500 rpm	750 Nm @ 1800-5600 rpm
Mileage (ARAI) (kmpl)		8View Mileage Details	8.77View Mileage Details
Driving Range (km)		680	596
Drivetrain	AWD	AWD	AWD
Transmission	Automatic (TC) - 9 Gears, Paddle Shift, Sport Mode	Automatic (TC) - 8 Gears, Paddle Shift, Sport Mode	Automatic (TC) - 8 Gears, Manual Override & Paddle Shift, Sport Mode
Emission Standard	BS6 Phase 2	BS6 Phase 2	BS6 Phase 2
Turbocharger / Supercharger	Turbocharged	Twin Turbo	Twin Turbo
Electric Motor
Others	Idle Start/Stop	Idle Start/Stop	Idle Start/Stop

Dimensions & Weight

Capacity

Suspensions, Brakes, Steering & Tyres

Four Wheel Steering
Front Suspension		Five-link suspension with adaptive air shock absorbers and tubular anti-roll bar	Double Wishbone Axle with Adaptive Variable Damper Control
Rear Suspension		Five-link suspension with adaptive air shock absorbers and tubular anti-roll bar	Five-link Axle with Adaptive Variable Damper Control
Front Brake Type	Disc	Ventilated Disc	Ventilated Disc
Rear Brake Type	Disc	Ventilated Disc	Ventilated Disc
Minimum Turning Radius (metres)	6.2	6.15	6.1
Steering Type	Power assisted (Electric)	Power assisted (Electric)	Power assisted (Electric)
Wheels	Alloy Wheels	Alloy Wheels	Alloy Wheels
Spare Wheel	Space Saver	Space Saver	Space Saver
Front Tyres	R21	295 / 35 R23	275 / 35 R20
Rear Tyres	R21	295 / 35 R23	285 / 35 R20

Features

Safety

Overspeed Warning	1 beep over 80kmph, Continuous beeps over 120kmph	1 beep over 80kmph, Continuous beeps over 120kmph	1 beep over 80kmph, Continuous beeps over 120kmph
Lane Departure Warning			Optional
Emergency Brake Light Flashing
Puncture Repair Kit
Forward Collision Warning (FCW)			Optional
Automatic Emergency Braking (AEB)			Optional
High-beam Assist
NCAP Rating	Not Tested	5 Star (Euro NCAP)	Not Tested
Blind Spot Detection
Lane Departure Prevention			Optional
Rear Cross-traffic Assist
Airbags	10 Airbags (Driver, Front Passenger, 2 Curtain, Driver Knee, Front Passenger Knee, Driver Side, Front Passenger Side, Rear Passenger Side)	8 Airbags (Driver, Passenger, 2 Curtain, Driver Side, Front Passenger Side, 2 Rear Passenger Side)	6 Airbags (Driver, Front Passenger, 2 Curtain, Driver Side, Front Passenger Side)
Rear Middle Three Point seatbelt
Rear Middle Head Rest
Tyre Pressure Monitoring System (TPMS)
Child Seat Anchor Points
Seat Belt Warning

Braking & Traction

Anti-Lock Braking System (ABS)
Electronic Brake-force Distribution (EBD)
Brake Assist (BA)
Electronic Stability Program (ESP)
Four-Wheel-Drive	Manual Shift - Electronic	Torque-On-Demand	Torque-On-Demand
Hill Hold Control
Traction Control System (TC/TCS)
Ride Height Adjustment
Hill Descent Control
Limited Slip Differential (LSD)
Differential Lock		Electronic

Locks & Security

Comfort & Convenience

Air Purifier
Umbrella Storage in Door
Electronic Parking Brake	Yes with Auto Hold	Yes with Auto Hold	Yes with Auto Hold
Air Conditioner	Yes (Automatic Dual Zone)	Yes (Automatic Four Zone)	Yes (Automatic Dual Zone)
Front AC	Two Zones, Individual Fan Speed Controls	Two Zones, Individual Fan Speed Controls	Two Zones, Individual Fan Speed Controls
Rear AC		Two Zones, Vents Behind Front Armrest and on Pillars, Individual Fan Speed Controls
Third Row AC Zone
Heater
Vanity Mirrors on Sun Visors	Driver & Co-Driver	Driver & Co-Driver	Driver & Co-Driver
Cabin Boot Access
Anti-glare Mirrors	Electronic - All	Electronic - All	Electronic - Internal & Driver Door
Parking Assist	360 Degree Camera	360 Degree Camera	360 Degree Camera
Parking Sensors	Front & Rear	Front & Rear	Front & Rear
Cruise Control
Headlight and Ignition On Reminder
Keyless Start/ Button Start
Steering Adjustment	Tilt & Telescopic	Electric Tilt & Telescopic	Electric Tilt & Telescopic
12V Power Outlets		2

Mobile App Features

Seats & Upholstery

Massage Seats
Driver Seat Adjustment	14 way electrically adjustable with 3 memory presets (seat forward / back, backrest tilt forward / back, headrest up / down, seat height up / down, lumbar up / down, lumbar forward / back, seat base angle up / down) + 2 way manually adjustable (extended thigh support forward / back)	14 way electrically adjustable with 2 memory presets (seat forward / back, backrest tilt forward / back, seat height up / down, lumbar up / down, lumbar forward / back, seat base angle up / down, extended thigh support forward / back) + 2 way manually adjustable (headrest up / down)	16 way electrically adjustable with 2 memory presets (seat: forward / back, backrest tilt: forward / back, seat height: up / down, lumbar: up / down, lumbar: forward / back, seat base angle: up / down, shoulder support: forward / back, backrest bolsters: in / out) + 2 way manually adjustable (headrest: up / down)
Front Passenger Seat Adjustment	16 way electrically adjustable with 3 memory presets (seat forward / back, backrest tilt forward / back, headrest up / down, seat height up / down, lumbar up / down, lumbar forward / back, seat base angle up / down, extended thigh support forward / back)	14 way electrically adjustable with 2 memory presets (seat forward / back, backrest tilt forward / back, seat height up / down, lumbar up / down, lumbar forward / back, seat base angle up / down, extended thigh support forward / back) + 2 way manually adjustable (headrest up / down)	16 way electrically adjustable with 2 memory presets (seat: forward / back, backrest tilt: forward / back, seat height: up / down, lumbar: up / down, lumbar: forward / back, seat base angle: up / down, shoulder support: forward / back, backrest bolsters: in / out) + 2 way manually adjustable (headrest: up / down)
Rear Row Seat Adjustment		6 way manually adjustable (seat forward / back, backrest tilt forward / back, headrest up / down)
Seat Upholstery	Leatherette	Leather	Leather
Leather-wrapped Steering Wheel
Leather-wrapped Gear Knob
Driver Armrest
Rear Passenger Seat Type	Bench	Bench	Bench
Ventilated Seats	Front only
Ventilated Seat Type	Heated and cooled
Interiors	Dual Tone	Single Tone	Dual Tone
Interior Colours	Sienna Brown/Black	Black	Silverstone / Black, Black
Rear Armrest		With Cup Holder
Folding Rear Seat	Partial	Full	Full
Split Rear Seat	50:50 split	40:20:40 split	50:50 split
Front Seatback Pockets
Headrests	Front	Front & Rear	Front & Rear

Storage

Doors, Windows, Mirrors & Wipers

ORVM Colour	Black	Silver	Body Coloured
Scuff Plates	Aluminium	Metallic	Illuminated
Soft-close Door
Power Windows	Front & Rear	Front & Rear	Front Only
One Touch Down	All	All	Front
One Touch Up	All	All	Front
Adjustable ORVMs	Electrically Adjustable & Retractable	Electrically Adjustable & Retractable	Electrically Adjustable & Retractable
Turn Indicators on ORVMs
Rear Defogger
Rear Wiper
Exterior Door Handles	Body Coloured	Body Coloured	Body Coloured
Rain-sensing Wipers
Interior Door Handles	Chrome	Chrome	Chrome
Door Pockets	Front	Front & Rear	Front
Bootlid Opener	Electric Tailgate Release	Electric Opening and Closing	Electric Opening and Closing

Exterior

Lighting

Ambient Interior Count	64	30	6
Headlights	LED	LED	LED
Automatic Headlamps
Follow Me Home Headlamps
Cornering Headlights		Intelligent	Intelligent
Taillights	LED	LED	LED
Daytime Running Lights	LED	LED	LED
Fog Lights		LED on front, LED on rear	LED,LED
Ambient Interior Lighting	Multi-colour	Multi-colour
Puddle Lamps
Cabin Lamps	Front and Rear	Front and Rear	Front and Rear
Light on Vanity Mirrors		Driver & Co-Driver	Driver & Co-Driver
Rear Reading Lamp
Glovebox Lamp
Headlight Height Adjuster

Instrumentation

Instantaneous Consumption
Instrument Cluster	Digital	Digital	Digital
Trip Meter	2 Trips	Electronic 2 Trips	Electronic 2 Trips
Average Fuel Consumption
Average Speed
Distance to Empty
Clock	Digital	Digital	Digital
Low Fuel Level Warning
Door Ajar Warning
Adjustable Cluster Brightness
Gear Indicator
Shift Indicator		Dynamic
Heads Up Display (HUD)
Tachometer	Digital	Digital	Digital

Entertainment, Information & Communication

Android Auto			Wireless
Apple CarPlay			Wireless
Display	Touch-screen Display	Touch-screen Display	Touch-screen Display
Touchscreen Size (inch)	11.9	10.1	10.25
Gesture Control
Integrated (in-dash) Music System
Speakers	17	6+	16
Steering-mounted controls
Voice Command
GPS Navigation System
Bluetooth Compatibility	Phone & Audio Streaming	Phone & Audio Streaming	Phone & Audio Streaming
AUX Compatibility
AM/FM Radio
USB Compatibility
Wireless Charger		Optional
iPod Compatibility
Internal Hard Drive

Manufacturer Warranty

Brochure

Colours

Hyper Blue Metallic	Waitomo Blue Metallic	Isle of Man Green metallic
Obsidian Black Metallic	Navarra Blue Metallic	Tanzanite Blue metallic
Selenite Grey Metallic	Mythos Black Metallic	Black Sapphire metallic
	Nardo Gray	Marina Bay Blue metallic
	Matador Red Metallic	Dravit Grey metallic
	Dragon Orange Metallic	Daytona Beach Blue
	Glacier White Metallic	Aventurine Red metallic
		Skyscraper Grey metallic
		Brooklyn Grey metallic

User Reviews

Overall Rating

5.0/5

14 Ratings

4.8/5

11 Ratings

Rating Parameters	4.9Exterior	5.0Exterior
	4.9Comfort	4.7Comfort
	4.9Performance	5.0Performance
	4.6Fuel Economy	4.6Fuel Economy
	4.6Value for Money	4.8Value for Money

Most Helpful Review

Car a great day and work on the templates

My experience good and good definition define yourself and have a great day and work on the templates in the header and work on the templates in the header and footer widget and many more.

BMW M8 Amazing

It's feel Amazing To buy & Drive BMW M8, looks Was Just Tremendous. Servicing & Maintenance Feels like Costly but For this Supercar it's Worth it. This Car Gives You Satisfaction to Drive.

More Expert Reviews on AMG SL55 Roadster, RS Q8 and M8

Audi RS Q8 First Drive Review

By Vikrant Singh04 Sep 2020

No, this is not an Audi Q8 in gothic makeup and a pair of heels too high. This is the genuine item that’s underlined by – too much power, too much torque, too much money, and too much fun! This is the Audi RS Q8.

Mercedes-BenzAMG SL55 Roadster

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Mercedes-BenzAMG SL55 Roadster

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Mercedes-BenzAMG SL55 Roadster

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Mercedes-BenzAMG GT 63 S E Performance

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Rs. 2.44 Crore onwards

Mercedes-BenzAMG GT 63 S 4MATIC Plus

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Mercedes-BenzAMG SL55 Roadster

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Mercedes-BenzAMG GT 63 S 4MATIC Plus

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Mercedes-BenzAMG GLE Coupe

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Mercedes-BenzAMG SL55 Roadster

Rs. 2.44 Crore onwards

Mercedes-BenzAMG GT 63 S 4MATIC Plus

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Mercedes-BenzCLE cabriolet

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RS Q8 comparison with similar cars

AudiRS Q8

Rs. 2.22 Crore onwards

Audie-tron Sportback

Rs. 1.20 Crore onwards

AudiQ8 Sportback e-tron

Rs. 1.19 Crore onwards

AudiRS Q8

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Rs. 1.20 Crore onwards

AudiRS5

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AudiRS Q8

Rs. 2.22 Crore onwards

Audie-tron Sportback

Rs. 1.20 Crore onwards

Audie-tron GT

Rs. 1.72 Crore onwards

AudiRS Q8

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Audie-tron Sportback

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AudiQ8 e-tron

Rs. 1.15 Crore onwards

AudiRS Q8

Rs. 2.22 Crore onwards

Audie-tron Sportback

Rs. 1.20 Crore onwards

AudiA8 L

Rs. 1.34 Crore onwards

AudiRS Q8

Rs. 2.22 Crore onwards

Audie-tron Sportback

Rs. 1.20 Crore onwards

AudiQ8

Rs. 1.17 Crore onwards

M8 comparison with similar cars

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Rs. 2.44 Crore onwards

BMWM4

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BMWXM

Rs. 2.60 Crore onwards

BMWM8

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BMWM4

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BMWM5

Rs. 1.99 Crore onwards

BMWM8

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BMWM4

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AudiRS Q8

Rs. 2.22 Crore onwards

BMWM8

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BMWM4

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BMWi7

Rs. 2.03 Crore onwards

BMWM8

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BMWM4

Rs. 1.53 Crore onwards

Porsche911

Rs. 1.99 Crore onwards

BMWM8

Rs. 2.44 Crore onwards

BMWM4

Rs. 1.53 Crore onwards

Mercedes-BenzAMG EQS

Rs. 2.45 Crore onwards

AMG SL55 Roadster vs RS Q8 vs M8 Comparison FAQs

Q: Which car is cheaper between Mercedes-Benz AMG SL55 Roadster, Audi RS Q8 and BMW M8?

Mercedes-Benz AMG SL55 Roadster price is Rs. 2.44 Crore, Audi RS Q8 price is Rs. 2.22 Crore and BMW M8 price is Rs. 2.44 Crore. Hence Audi RS Q8 is the cheapest amongst these cars.

Q: How is the performance of AMG SL55 Roadster compared to RS Q8 and M8?

For the 4MATIC Plus variant, 3982 cc Petrol engine of AMG SL55 Roadster produces 469 bhp @ 5500 rpm of power and 700 Nm @ 2000 rpm of torque. For the 4.0L TFSI variant, 3996 cc Petrol engine of RS Q8 produces 591 bhp @ 6000 rpm of power and 800 Nm @ 2200-4500 rpm of torque. For the Coupe variant, 4395 cc Petrol engine of M8 produces 617 bhp @ 6000 rpm of power and 750 Nm @ 1800-5600 rpm of torque.

Disclaimer: For the above Comparison of Compare AMG SL55 Roadster, RS Q8 and M8, CarWale has taken utmost care in gathering precise and accurate information about price, specs, features, colours etc, however, CarWale cannot be held liable for any direct or indirect damage/loss. For Compare AMG SL55 Roadster, RS Q8 and M8 comparison, we have considered most popular variant on CarWale as default, however, any variant of these cars can be compared.

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Mercedes-Benz AMG SL55 Roadster vs Audi RS Q8 vs BMW M8

Length (mm)	4705	5012	4867
Width (mm)	1915	1998	1907
Height (mm)	1359	1751	1362
Wheelbase (mm)	2692	2998	2827
Ground Clearance (mm)			130
Kerb Weight (kg)	1950	2390

Doors (Doors)	2	5	2
Seating Capacity (Person)	4	5	4
No of Rows (Rows)	2	2	2
Bootspace (litres)	213	605	420
Fuel Tank Capacity (litres)	70	85	68

Engine Immobiliser
Central Locking	Keyless	Remote with Boot Opener	Keyless
Speed Sensing Door Lock
Child Safety Lock

Find My Car
Check Vehicle Status via App
Geo-fence
Emergency Call
Over The Air (OTA) Updates
Remote AC: On / Off via App
Remote Car Lock/Unlock via App
Remote Sunroof: Open / Close via App
Car Light Flashing & Honking via App
Alexa Compatibility
Remote Parking with Key

Cup Holders	Front & Rear	Front & Rear	Front Only
Driver Armrest Storage
Cooled Glovebox
Sunglass Holder

Roof-mounted Antenna
Body-coloured Bumpers
Chrome Finish Exhaust Pipe
Body Kit

Battery Warranty (In Kilometres)	Not Applicable		Not Applicable
Warranty (In Years)		2	2
Warranty (In Kilometres)		Unlimited	Unlimited