How does the performance compare between Audi RS Q8 4.0L TFSI and Mercedes-Benz S-Class S 450 4MATIC?

The Audi RS Q8 4.0L TFSI delivers 591 bhp @ 6000 rpm power and 800 Nm @ 2200 - 4500 rpm torque, compared to Mercedes-Benz S-Class S 450 4MATIC which produces 362 bhp @ 5500 rpm power and 500 Nm @ 1600-5800 rpm torque.

Side-by-Side

Audi RS Q8 4.0L TFSI ₹ 2.32 Crore

Mercedes-Benz S-Class S 450 4MATIC ₹ 1.80 Crore

Head-to-Head Showdown

Audi RS Q8 4.0L TFSI vs Mercedes-Benz S-Class S 450 4MATIC

Detailed side-by-side comparison of prices, performance, dimensions, and features.

Audi

Audi RS Q8 4.0L TFSI

₹ 2.32 Crore

Full Specs →

Comparison

Mercedes Benz

Mercedes-Benz S-Class S 450 4MATIC

₹ 1.80 Crore

Full Specs →

Key Specifications Matrix

591 bhp @ 6000 rpm

Power

362 bhp @ 5500 rpm

800 Nm @ 2200 - 4500 rpm

Torque

500 Nm @ 1600-5800 rpm

3996 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC 4.0L Twin-Turbocharged FSI V8

Engine / Motor

2999 cc, 6 Cylinders Inline, 4 Valves/Cylinder, DOHC 3.0L M256 Turbocharged I6 + EQ Boost

Automatic

Gearbox

Automatic

All Wheel Drive

Drivetrain

4matic AWD

Petrol

Fuel

Petrol

8 km/l

Economy / Range

12.82 km/l

5 Seater

Seating

5 Seater

Airbags

Full Technical Specifications

Comprehensive Breakdown

Specification	Audi RS Q8 4.0L TFSI	Mercedes-Benz S-Class S 450 4MATIC
Pricing & Availability
Price Amount	₹ 2.32 Crore	₹ 1.80 Crore
Price Type	Ex-Showroom	Ex-Showroom
Engine
Engine	3996 cc, 8 Cylinders In V Shape, 4 Valves/Cylinder, DOHC	2999 cc, 6 Cylinders Inline, 4 Valves/Cylinder, DOHC
Fuel	Petrol	Petrol
Engine Type	4.0L Twin-Turbocharged FSI V8	3.0L M256 Turbocharged I6 + EQ Boost
Power	591 bhp @ 6000 rpm	362 bhp @ 5500 rpm
Torque	800 Nm @ 2200 - 4500 rpm	500 Nm @ 1600-5800 rpm
Transmission	8 Speed Tiptronic, Automatic (Torque Converter) - 8 Gears, Paddle Shift, Sport Mode	Automatic (Torque Converter) - 9 Gears, Paddle Shift, Sport Mode
Drivetrain	Quattro Permanent AWD (All Wheel Drive) with self locking center differential	4matic AWD (All Wheel Drive)
Fuel Capacity	85 litres	76 litres
Emission Standard	BS 6	BS 6
Engine Misc	Regenerative Braking, Idle Start/Stop	Regenerative Braking, Idle Start/Stop
Electric Range	680 Km	1094 Km
Fuel Economy	8 km/l	12.82 km/l
Body
Length	5012 mm	5289 mm
Width	1998 mm	1954 mm
Height	1751 mm	1503 mm
Wheelbase	2998 mm	3216 mm
Turn Radius	6.15 metres	5.6 metres
Kerb weight	2390 kg	—
Front Tyre	295 / 35 R23	40 / 245 R20
Rear Tyre	295 / 35 R23	35 / 275 R20
Front Suspension	Five-link suspension with adaptive air shock absorbers and tubular anti-roll bar	Four-Link with Air Springs
Rear Suspension	Five-link suspension with adaptive air shock absorbers and tubular anti-roll bar	Multi-Link Independent with Air Springs
Steering	Power assisted (Electric)	Power assisted (Electric)
Wheel	Alloy Wheels	Alloy Wheels
Spare Wheel	Space Saver	Space Saver
Safety
NCAP Rating	5 Star (Euro NCAP)	—
Airbags	8 Airbags (Driver, Passenger, 2 Curtain, Driver Side, Front Passenger Side, 2 Rear Passenger Side)	10 Airbags (Driver, Front Passenger, 2 Curtain, Driver Side, Front Passenger Side, 2 Rear Passenger Side)
Front Brake	Ventilated Disc	Ventilated Disc
Rear Brake	Ventilated Disc	Ventilated Disc
ABS (Anti-lock Braking System)	Yes	Yes
EBD (Electronic Brakeforce Distribution)	Yes	Yes
Brake Assist	Yes	Yes
ESP (Electronic Stability Program)	Yes	Yes
Hill Hold Control	Yes	Yes
Traction Control System	Yes	Yes
Parking Sensors	Front & Rear	Front & Rear
Park Assist	360 Degree Camera	360 Degree Camera
Speed Warning	1 beep over 80kmph, Continuous beeps over 120kmph	1 beep over 80kmph, Continuous beeps over 120kmph
Dynamic Brake Lights	Yes	Yes
Seatbelt Warning	Yes	Yes
Mid Rear Seat Belt	Yes	Yes
Child Seat Anchor Point	Yes	Yes
Central Lock	Remote with Boot Opener	Keyless
Speed Sensitive Door Lock	Yes	Yes
Child Safety Lock	Yes	Yes
Engine Immobilizer	Yes	Yes
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Exterior
Number of Doors	5 Doors	4 Doors
Headlight	LED	LED
Automatic Headlamps	Yes	Yes
Follow Me Home Headlamps	Yes	Yes
Cornering Headlamps	Intelligent	Intelligent
Headlamp Levelling	Yes	Yes
Fog Light	LED on front, LED on rear	LED on front, LED on rear
ORVM	Silver (Electrically Adjustable & Retractable)	Body Coloured (Electrically Adjustable & Retractable)
Turn Indicators on ORVM	Yes	Yes
Taillamp	LED	LED
External Door Handles	Body Coloured	Body Coloured
Rain Sensing Wipers	Yes	Yes
Roof Antenna	Yes	Yes
Body Coloured Bumper	Yes	Yes
Chrome Exhaust	Yes	Yes
Body Kit	Yes	—
Interior
Interior	Single Tone	Dual Tone
Scuff Plates	Metallic	Illuminated
Seating Capacity	5 Person	5 Person
Seating Row	2 Rows	2 Rows
Driver Seat	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 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)
Driver Armrest	Yes	Yes
Front Passenger Seat	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 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)
Driver Armrest Storage	Yes	Yes
Headrest	Front & Rear	Front & Rear
Front Seat Back Pocket	Yes	Yes
Rear Seat	6 way manually adjustable (seat forward / back, backrest tilt forward / back, headrest up / down)	12 way electrically adjustable with 2 memory presets (backrest tilt forward / back, headrest up / down, lumbar up / down, lumbar forward / back, seat base angle up / down, extended thigh support forward / back)
Rear Seat Type	Bench	Bench
Rear Seat Folding	Full	—
Rear Seat Split	40:20:40 split	—
Mid Rear Head Rest	Yes	—
Interior Colour	Black	Sienna Black / Black with High-gloss Black Poplar Wood Trim, Beige / Black with High-gloss Black Poplar Wood Trim
Seat Upholstery	Leather	Leather
Leather Steering	Yes	Yes
Leather Gear Knob	Yes	—
Interior Door Handles	Chrome	Chrome
Door Pockets	Front & Rear	Front & Rear
Cabin Boot Access	Yes	—
Boot Opener	Electric Opening and Closing	Foot Trigger Opening/Automatic
Anti Glare Mirror	Electronic - All	Electronic - All
Interior Ambient Light	30	64
Interior Ambient Lights	Multi-colour	Multi-colour
Puddle Lamp	Yes	Yes
Cabin Lamp	Front and Rear	Front and Rear
Vanity Mirror Light	Driver & Co-Driver	Driver & Co-Driver
Rear Reading Lamp	Yes	Both Sides
Ventilated Seats	—	Heated and cooled
Infotainment
Display	Touch-screen Display	Touch-screen Display
Screen Size	10.1 inch	12.8 inch
Connectivity	Android Auto (Yes), Apple Car Play (Yes)	Android Auto (Wireless), Apple Car Play (Wireless)
Integrated Music System	Yes	Yes
Speakers	6+	6+
Steering Mounted Controls	Yes	Yes
Voice Command	Yes	Yes
Bluetooth	Phone & Audio Streaming	Phone & Audio Streaming
GPS	Yes	Yes
Auxiliary Port	Yes	—
Radio	Yes	Yes
USB	Yes	Yes
Instrument	Digital	Digital
Tripmeter	Electronic 2 Trips	Electronic 2 Trips
Average Fuel Consumption	Yes	Yes
Average Speed	Yes	Yes
Instant Fuel Consumption	Yes	Yes
Clock	Digital	Digital
Low Fuel Warning	Yes	Yes
Door Ajar Warning	Yes	Yes
Gear Indicator	Yes	Yes
Shift Indicator	Dynamic	Dynamic
Tachometer	Digital	Digital
Cluster Brightness Adjustment	Yes	Yes
Rear Screen	—	Yes
Alexa	—	Yes
Internal Hard Drive	—	Yes
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Comfort
AC	Yes (Automatic Four Zone)	Yes (Automatic Four Zone)
Front AC	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	Two Zones, Vents Behind Front Armrest, Individual Fan Speed Controls
Heater	Yes	Yes
Cruise Control	Yes	Yes
Keyless Button Start	Yes	Yes
Steering Adjust	Electric Tilt & Telescopic	Electric Tilt & Telescopic
Power Windows	Front & Rear	Front & Rear
Window One Touch Down	All	All
Window One Touch Up	All	All
Rear Defogger	Yes	Yes
Rear Wiper	Yes	—
Sunroof	Optional	Panoramic Sunroof
Vanity Mirror	Driver & Co-Driver	Driver & Co-Driver
Headlight Ignition On Reminder	Yes	Yes
12V Power Outlet	2	Yes
Cupholder	Front & Rear	Front & Rear
Wireless Charging	Optional	Yes
Side Blinds on Windows	—	Rear - Electric
Rear Windshield Blind	—	Electric
Sunglass Holder	—	Yes
Other
Find My Car	—	Yes
Geofencing	—	Yes
Car Status Via App	—	Yes
Emergency Call System	—	Yes
OTA Update	—	Yes
Car Unlock via App	—	Yes
Sunroof via App	—	Yes
Remote Light Flash via App	—	Yes
Warranty
Warranty (Years)	2	2
Warranty (Km)	Unlimited	Unlimited
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Comparison Frequently Asked Questions

Quick answers and head-to-head performance highlights between the Audi RS Q8 4.0L TFSI and Mercedes-Benz S-Class S 450 4MATIC.

The Audi RS Q8 4.0L TFSI is priced at ₹ 2.32 Crore, while the Mercedes-Benz S-Class S 450 4MATIC is priced at ₹ 1.80 Crore.

The Audi RS Q8 4.0L TFSI delivers 591 bhp @ 6000 rpm power and 800 Nm @ 2200 - 4500 rpm torque, compared to the Mercedes-Benz S-Class S 450 4MATIC which produces 362 bhp @ 5500 rpm power and 500 Nm @ 1600-5800 rpm torque.

Audi RS Q8 4.0L TFSI features a Automatic gearbox with Petrol fuel, while Mercedes-Benz S-Class S 450 4MATIC comes with a Automatic gearbox and Petrol fuel.