Your car comparison

Here's how the 2020 BMW M850 Gran Coupe, 2021 Audi S7, 2021 Audi RS 7 and the 2020 Mercedes-Benz AMG GT 63 measure up.
2020 BMW M850 Gran Coupe
M850i
$108,900
Starting MSRP
2021 Audi S7
Premium Plus
$84,400
Starting MSRP
2021 Audi RS 7
$114,000
Starting MSRP
2020 Mercedes-Benz AMG GT 63
AMG GT 63
$140,250
Starting MSRP

Overview
Door
4-door 4-door 4-door 4-door
Seats
5 5 5 5
Engine

523.0-hp, 4.4-liter, 8 Cylinder Engine(Gasoline Fuel)

444.0-hp, 2.9-liter, V6 Cylinder Engine(Gas/Electric Hybrid)

591.0-hp, 4.0-liter, 8 Cylinder Engine(Gas/Electric Hybrid)

577.0-hp, 4.0-liter, 8 Cylinder Engine(Gasoline Fuel)
Combined MPG
20 22 17 17
Size
191.1" length, 52.8" height 196" length, 55.8" height 197.2" length, 56.1" height 179" length, 50.7" height
Drivetrain
All Wheel Drive All Wheel Drive All Wheel Drive All Wheel Drive

Exterior color
Exterior color

Interior color
Interior color

Black

Black w / M Piping

Cognac

Ivory White / Night Blue

Ivory White

Night Blue / Black

Tartufo / Black

Fiona Red / Black

Ivory White / Tartufo

Gray Plaid / Black

Saddle / Moss Green

Maldives Blue

Slate Blue

Black

Ebony

Grey / Dark Grey

Black / Porcelain

Black

Cashmere

Designo Porcelain

Classic Red

Ash

Espresso / Black

Transmissions
Transmissions

8-Speed A/T

A/T

Transmission w/Dual Shift Mode

8-Speed A/T

A/T

Transmission w/Dual Shift Mode

8-Speed A/T

A/T

Transmission w/Dual Shift Mode

9-Speed A/T

A/T

Transmission w/Dual Shift Mode

Vehicle
EPA Classification
Midsize Cars Midsize Cars Midsize Cars Compact Cars

Wheels
Front Wheel Size
20 X 8 in 21 X 8.5 in 21 X 10.5 in 19 X 9.5 in
Rear Wheel Material
Aluminum Aluminum Aluminum Aluminum
Spare Wheel Material
N/A Steel N/A N/A
Spare Wheel Size
N/A Compact in N/A N/A
Front Wheel Material
Aluminum Aluminum Aluminum Aluminum
Rear Wheel Size
20 X 9 in 21 X 8.5 in 21 X 10.5 in 19 X 11 in

Electrical
Maximum Alternator Capacity (amps)
N/A N/A N/A N/A
Cold Cranking Amps @ 0° F (Primary)
N/A N/A N/A N/A

Engine
SAE Net Horsepower @ RPM
523 @ 5500 444 591 @ 6000 577 @ 5500
Engine Type
Twin Turbo Premium Unleaded V-8 Twin Turbo Gas/Electric V-6 Twin Turbo Gas/Electric V-8 Twin Turbo Premium Unleaded V-8
Displacement
4.4 L/268 2.9 L/177 4.0 L/244 4.0 L/243
SAE Net Torque @ RPM
553 @ 1800 443 590 @ 2050 590 @ 2350

Mileage
EPA Fuel Economy Est - City
17 MPG 18 MPG 15 MPG 15 MPG
Cruising Range - City
306.00 mi 347.40 mi 289.50 mi 261.00 mi
EPA MPG Equivalent - City
N/A N/A N/A N/A
EPA MPG Equivalent - Combined
N/A N/A N/A N/A
Fuel Economy Est-Combined
20 MPG 22 MPG 17 MPG 17 MPG
EPA Fuel Economy Est - Hwy
25 MPG 28 MPG 22 MPG 20 MPG
EPA MPG Equivalent - Hwy
N/A N/A N/A N/A
Cruising Range - Hwy
450.00 mi 540.40 mi 424.60 mi 348.00 mi

Suspension
Suspension Type - Front
Double Wishbone Multi-Link Multi-Link Multi-Link
Suspension Type - Front (Cont.)
Double Wishbone Multi-Link Multi-Link Multi-Link
Suspension Type - Rear
Multi-Link Multi-Link Multi-Link Multi-Link
Suspension Type - Rear (Cont.)
Multi-Link Multi-Link Multi-Link Multi-Link

Brakes
Front Brake Rotor Diam x Thickness
N/A 15.8 in 16.5 in 15.4 in
Rear Brake Rotor Diam x Thickness
N/A 13.8 in 14.6 in 14.2 in
Brake Type
4-Wheel Disc 4-Wheel Disc 4-Wheel Disc 4-Wheel Disc
Disc - Rear (Yes or )
Yes Yes Yes Yes
Brake ABS System (Second Line)
N/A N/A N/A N/A
Disc - Front (Yes or )
Yes Yes Yes Yes
Drum - Rear (Yes or )
N/A N/A N/A N/A
Brake ABS System
4-Wheel 4-Wheel 4-Wheel 4-Wheel

Fuel Tank
Fuel Tank Capacity, Approx
18 gal 19.3 gal 19.3 gal 17.4 gal
Aux Fuel Tank Capacity, Approx
N/A N/A N/A N/A

Steering
Lock to Lock Turns (Steering)
N/A N/A N/A N/A
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion Rack-Pinion
Steering Ratio (:1), Overall
N/A N/A N/A N/A
Turning Diameter - Wall to Wall
N/A N/A N/A N/A
Turning Diameter - Curb to Curb
41.4 ft 40 ft 40 ft N/A

Tires
Rear Tire Size
P275/30YR20 P255/35YR21 P275/35YR21 P285/40ZR19
Front Tire Size
P245/35YR20 P255/35YR21 P275/35YR21 P255/45ZR19
Spare Tire Size
N/A Compact N/A N/A

Trailering
Wt Distributing Hitch - Max Tongue Wt.
N/A N/A N/A N/A
Dead Weight Hitch - Max Tongue Wt.
N/A N/A N/A N/A
Dead Weight Hitch - Max Trailer Wt.
N/A N/A N/A N/A
Wt Distributing Hitch - Max Trailer Wt.
N/A N/A N/A N/A

Weight Information
Base Curb Weight
4758 lbs 4597 lbs 4938 lbs 4447 lbs

Dimensions
Front Head Room
39.1 in 37 in 37 in 40.8 in
Cargo Volume with Rear Seat Up
- 24.6 ft³ 24.6 ft³ N/A
Second Hip Room
N/A N/A N/A 58.6 in
Front Shoulder Room
57.2 in 57.2 in 57.2 in 57.8 in
Track Width, Front
64.1 in 65.1 in 65.7 in 65.9 in
Height, Overall
55.4 in 55.8 in 56.1 in 56.8 in
Trunk Volume
15.5 ft³ N/A N/A N/A
Second Leg Room
36.6 in 37 in 37 in N/A
Wheelbase
119 in 115.3 in 115.3 in 116.2 in
Width, Max w/o mirrors
76.1 in 75.1 in 76.8 in 76.9 in
Length, Overall
200.3 in 196 in 197.2 in 199.2 in
Passenger Volume
N/A N/A N/A N/A
Front Hip Room
N/A N/A N/A 58.9 in
Front Leg Room
42.1 in 41.3 in 41.3 in N/A
Second Head Room
37 in 37.1 in 37.1 in 38.2 in
Liftover Height
N/A N/A N/A N/A
Track Width, Rear
65.8 in 64.4 in 65 in 65.6 in
Passenger Capacity
5 5 5 4
Second Shoulder Room
54.6 in 55.9 in 55.9 in 57.2 in
Min Ground Clearance
5 in N/A N/A 4.6 in
Cargo Volume with Rear Seat Down
- N/A N/A N/A

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