Your car comparison

Here's how the 2021 Audi A8 e, 2021 BMW 745e, 2020 BMW 740 and the 2021 Mercedes-Benz S-Class measure up.
60 TFSI e quattro
$95,900
Starting MSRP
745e xDrive Plug-In Hybrid
$95,900
Starting MSRP
740i Sedan
$86,450
Starting MSRP
S 500 4MATIC Sedan
$109,800
Starting MSRP

Overview

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

443.0-hp, 3.0-liter, V6 Cylinder Engine(Plug-In Electric/Gas)

389.0-hp, 3.0-liter, Straight 6 Cylinder Engine(Plug-In Electric/Gas)

335.0-hp, 3.0-liter, Straight 6 Cylinder Engine(Gasoline Fuel)

429.0-hp, 3.0-liter, Straight 6 Cylinder Engine(Gasoline/Mild Electric Hybrid)

Combined MPG
23 22 24 24
Size
208.7" length, 58.6" height 207.4" length, 58.2" height 207.4" length, 58.2" height 208.2" length, 59.2" height
Drivetrain
All Wheel Drive All Wheel Drive Rear Wheel Drive All Wheel Drive

Exterior color

Exterior color

Interior color

Interior color

Black

Pearl Beige

Walnut

Cashmere

Sarder Brown

Caramel

Ivory White / Black

Mocha

Smoke White / Night Blue

Black

Amarone Brown / Black

Tartufo

Smoke White / Black

Cognac

Fiona Red / Black

Zagora Beige

Cognac Dakota Leather

Canberra Beige

Ivory White / Black

Mocha

Black

Amarone Brown / Black

Tartufo

Smoke White / Black

Cognac

Black w / M Design

Fiona Red / Black

Zagora Beige

Canberra Beige

Cognac Dakota Leather

Cashmere Beige / Black

Stone

Cashmere

Designo Porcelain

Black / Sahara Beige

Classic Red

Cashmere / Savanna

Sand

Black

Ash

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
Large Cars Large Cars Large Cars Large Cars

Wheels

Spare Wheel Size
N/A N/A N/A N/A
Rear Wheel Material
Aluminum Aluminum Aluminum Aluminum
Front Wheel Size
19 X 9 in 18 X 8 in 18 X 8 in 19 X 8.5 in
Front Wheel Material
Aluminum Aluminum Aluminum Aluminum
Spare Wheel Material
N/A N/A N/A N/A
Rear Wheel Size
19 X 9 in 18 X 8 in 18 X 8 in 19 X 8.5 in

Electrical

Cold Cranking Amps @ 0° F (Primary)
N/A N/A N/A N/A
Maximum Alternator Capacity (amps)
N/A 250 180 N/A

Engine

SAE Net Torque @ RPM
516 443 330 @ 1500 384 @ 1800
Engine Type
Intercooled Turbo Gas/Electric V-6 Intercooled Turbo Gas/Electric I-6 Intercooled Turbo Premium Unleaded I-6 Intercooled Turbo Gas/Electric I-6
Displacement
3.0 L/183 3.0 L/183 3.0 L/183 3.0 L/183
SAE Net Horsepower @ RPM
443 @ 5000 389 @ 5000 335 @ 5500 429 @ 6100

Mileage

Estimated Battery Range
18 mi 17 mi N/A N/A
EPA MPG Equivalent - City
N/A N/A N/A N/A
EPA MPG Equivalent - Hwy
N/A N/A N/A N/A
Cruising Range - City
N/A N/A 453.20 mi 444.00 mi
Fuel Economy Est-Combined
23 MPG 22 MPG 24 MPG 24 MPG
EPA Fuel Economy Est - Hwy
N/A N/A 29 MPG 29 MPG
EPA Fuel Economy Est - City
N/A N/A 22 MPG 20 MPG
EPA MPG Equivalent - Combined
53 56 N/A N/A
Cruising Range - Hwy
N/A N/A 597.40 mi 643.80 mi

Suspension

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

Brakes

Rear Brake Rotor Diam x Thickness
13.8 in 14.5 in 14.5 in N/A
Disc - Rear (Yes or )
Yes Yes Yes Yes
Disc - Front (Yes or )
Yes Yes Yes Yes
Brake ABS System (Second Line)
N/A N/A N/A N/A
Drum - Rear (Yes or )
N/A N/A N/A N/A
Brake ABS System
4-Wheel 4-Wheel 4-Wheel 4-Wheel
Front Brake Rotor Diam x Thickness
15.8 in 14.7 in 14.7 in N/A
Brake Type
4-Wheel Disc 4-Wheel Disc 4-Wheel Disc 4-Wheel Disc

Fuel Tank

Aux Fuel Tank Capacity, Approx
N/A N/A N/A N/A
Fuel Tank Capacity, Approx
17.2 gal 12.1 gal 20.6 gal 22.2 gal

Steering

Steering Ratio (:1), Overall
N/A N/A N/A N/A
Turning Diameter - Curb to Curb
42.3 ft 42.4 ft 42 ft 42 ft
Steering Type
Rack-Pinion Rack-Pinion Rack-Pinion Rack-Pinion
Turning Diameter - Wall to Wall
N/A N/A N/A N/A
Lock to Lock Turns (Steering)
N/A N/A N/A N/A

Tires

Front Tire Size
P255/45HR19 P245/50VR18 P245/50VR18 P255/45HR19
Rear Tire Size
P255/45HR19 P245/50VR18 P245/50VR18 P255/45HR19
Spare Tire Size
N/A N/A N/A N/A

Trailering

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

Weight Information

Base Curb Weight
5335 lbs 4848 lbs 4244 lbs N/A

Dimensions

Min Ground Clearance
N/A N/A N/A 5.1 in
Second Leg Room
44.3 in 44.4 in 44.4 in 44 in
Track Width, Front
64.7 in 63.4 in 63.4 in 65.2 in
Front Hip Room
N/A N/A N/A 62.7 in
Height, Overall
58.6 in 58.2 in 58.2 in 59.2 in
Wheelbase
123.2 in 126.4 in 126.4 in 126.6 in
Length, Overall
208.7 in 207.4 in 207.4 in 208.2 in
Track Width, Rear
64.3 in 64.6 in 64.6 in 66.3 in
Trunk Volume
10.4 ft³ 14.8 ft³ 18.2 ft³ 12.9 ft³
Front Head Room
38.3 in 39.9 in 39.9 in 39.3 in
Second Hip Room
N/A N/A N/A 61.9 in
Second Head Room
38.5 in 38.9 in 38.9 in N/A
Front Leg Room
41.5 in 41.4 in 41.4 in 41 in
Front Shoulder Room
59.1 in 59.2 in 59.2 in 59.7 in
Passenger Volume
N/A N/A N/A N/A
Liftover Height
N/A N/A N/A N/A
Width, Max w/o mirrors
76.6 in 74.9 in 74.9 in 76.9 in
Passenger Capacity
5 5 5 5
Second Shoulder Room
57.6 in 57.7 in 57.7 in 57.8 in

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