Compare BMW i8 Coupe vs BMW M4 Coupe vs Mercedes-AMG GT

BMW i8 Coupe
2020 BMW i8 Coupe
Select configuration:
$147,500
Starting Price (MSRP)
8.6
BMW i8 Coupe Full Review
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BMW M4 Coupe
2021 BMW M4 Coupe
Select configuration:
$71,800
Starting Price (MSRP)
N/A
BMW M4 Coupe Full Review
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Mercedes-AMG GT
2020 Mercedes-AMG GT
Select configuration:
$115,900
Starting Price (MSRP)
8.9
Mercedes-AMG GT Full Review
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Overview

Engine
1.5-liter Turbo Inline-3 Plug-in Hybrid
Engine
3.0-liter Twin-Turbo Inline-6 Gas
Engine
4.0-liter Twin-Turbo V8 Gas
Transmission
6-Speed Automatic
Transmission
6-Speed Manual
Transmission
7-Speed Automatic
Drivetrain
All-Wheel Drive
Drivetrain
Rear-Wheel Drive
Drivetrain
Rear-Wheel Drive
Fuel Economy
N/A
Fuel Economy
N/A
Fuel Economy
City: 16 MPG
Hwy: 22 MPG
Fuel Tank Capacity
11.1 gallons
Fuel Tank Capacity
N/A
Fuel Tank Capacity
19.8 gallons
Seating Capacity
4 seater
Seating Capacity
N/A
Seating Capacity
2 seater
Trunk Volume
5.4 ft³
Trunk Volume
N/A
Trunk Volume
N/A

Photos

17
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35
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35
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Performance Specs

Engine and Transmission

Engine
1.5-liter Turbo Inline-3 Plug-in Hybrid
3.0-liter Twin-Turbo Inline-6 Gas
4.0-liter Twin-Turbo V8 Gas
Horsepower
369 hp @ 5800 rpm
473 hp @ 5500 rpm
469 hp @ 6000 rpm
Torque
420 lb-ft
406 lb-ft @ 1850 rpm
465 lb-ft @ 1700 rpm
Transmission
6-Speed Automatic
6-Speed Manual
7-Speed Automatic
Drivetrain
All-Wheel Drive
Rear-Wheel Drive
Rear-Wheel Drive

Steering

Steering Type
Rack-Pinion
N/A
Rack-Pinion
Turning Diameter
40.4 ft
N/A
37.7 ft

Wheels

Wheels Type
Aluminum Wheels
N/A
Aluminum Wheels
Front Wheel Size
20" x 7.5"
N/A
19" x 9"
Rear Wheel Size
20" x 8.5"
N/A
19" x 11"

Suspension

Front Suspension
Double Wishbone
N/A
Double Wishbone
Rear Suspension
Multi-Link
N/A
Double Wishbone

Tires

Front Tire
P215/45YR20
N/A
P255/35ZR19
Rear Tire
P245/40YR20
N/A
P295/30ZR19

Fuel and MPG

Fuel Economy

Combined
27 MPG
N/A
18 MPG
City
N/A
N/A
16 MPG
Highway
N/A
N/A
22 MPG

Emissions

CO2 Emissions @ 15K mi/year
N/A
N/A
9.8 Tons/yr

Fuel Tank

Fuel Tank Capacity
11.1 gallons
N/A
19.8 gallons
Cruising Range City
N/A
N/A
316.8 miles
Cruising Range Highway
N/A
N/A
435.6 miles

Dimensions and Measurement

Exterior Dimensions

Length
184.9 in
189.1 in
179 in
Height
50.8 in
54.8 in
50.7 in
Max Width
76.5 in
74.3 in
76.3 in
Front Width
64.7 in
N/A
66.1 in
Rear Width
67.8 in
N/A
65 in
Wheelbase
110.2 in
112.5 in
103.5 in

Interior Space

Seating Capacity
4 seater
N/A
2 seater
Front Seat Leg Room
43.1 in
N/A
N/A
Front Seat Headroom
38.7 in
N/A
39.5 in
Front Seat Shoulder Room
56.7 in
N/A
N/A
Rear Seat Leg Room
28.2 in
N/A
N/A
Rear Seat Headroom
32.4 in
N/A
N/A
Rear Seat Shoulder Room
49.6 in
N/A
N/A

Weight and Towing

Curb Weight
3,501 lbs
N/A
3,560 lbs

Cargo Space

Trunk Volume
5.4 ft³
N/A
N/A

Colors and Materials

Standard Exterior Colors

  • E-Copper Metallic w/Frozen Grey Accent
  • Sophisto Gray Metallic w/BMW i Frozen Blue Accent
  • Sophisto Gray Metallic w/Frozen Gray Accent
  • Special Order Color
N/A
  • Black
  • Jupiter Red

Optional Exterior Colors

  • Crystal White Pearl Metallic w/BMW i Frozen Blue
  • Crystal White Pearl Metallic w/Frozen Gray Accent
N/A
  • Brilliant Blue Metallic
  • Iridium Silver Metallic
  • Magnetite Black Metallic
  • Selenite Grey Metallic
  • designo Cardinal Red
  • designo Diamond White
  • designo Brilliant Blue Magno
  • designo Iridium Silver Magno
  • designo Magno Selenite Grey

Standard Interior Materials

  • E-Copper Exclusive, Natural Leather/Cloth Upholstery
  • Giga Amido, Full Perforated Leather Upholstery
  • Giga Ivory White, Full Perforated Leather Upholstery
  • Tera Dalbergia Brown, Natural Leather/Cloth Upholstery
N/A
  • Black, MB-Tex/DINAMICA Upholstery
  • Black, Nappa Leather Upholstery
  • Nut Brown, Nappa Leather Upholstery
  • Red Pepper/Black, Nappa Leather Upholstery
  • Silver Pearl/Black, Nappa Leather Upholstery

Features and Options

Infotainment

HD Radio
Not Available
Not Available
Standard
Bluetooth Connection
Standard
Not Available
Standard
Hard Disk Drive Media Storage
Standard
Not Available
Standard
Premium Sound System
Standard
Not Available
Optional
Satellite Radio
Standard
Not Available
Standard
Smart Device Integration
Standard
Not Available
Standard
Auxiliary Audio Input
Standard
Not Available
Standard
MP3 Player
Standard
Not Available
Standard

Interior Trim

Bucket Seats
Standard
Not Available
Standard
Cloth Seats
Standard
Not Available
Standard
Leather Seats
Standard
Not Available
Standard
Leather Steering Wheel
Standard
Not Available
Standard
Premium Synthetic Seats
Standard
Not Available
Standard
Vinyl Seats
Standard
Not Available
Standard
Sun/Moonroof
Not Available
Not Available
Optional

Comfort

Head-Up Display
Standard
Not Available
Not Available
Navigation System
Standard
Not Available
Standard
Steering Wheel Audio Controls
Standard
Not Available
Standard
Power Mirror(s)
Standard
Not Available
Standard
A/C
Standard
Not Available
Standard
Adaptive Cruise Control
Not Available
Not Available
Optional
Automatic Parking
Not Available
Not Available
Standard
Climate Control
Standard
Not Available
Standard
Cooled Front Seat(s)
Not Available
Not Available
Optional
Cruise Control
Standard
Not Available
Standard
Hands-Free Liftgate
Not Available
Not Available
Optional
Heated Front Seat(s)
Standard
Not Available
Standard
Keyless Entry
Standard
Not Available
Standard
Multi-Zone A/C
Standard
Not Available
Standard
Power Driver Seat
Standard
Not Available
Standard
Power Passenger Seat
Standard
Not Available
Standard
Remote Trunk Release
Not Available
Not Available
Optional
Seat Memory
Not Available
Not Available
Standard
Universal Garage Door Opener
Standard
Not Available
Standard
Keyless Start
Standard
Not Available
Standard
Telematics
Standard
Not Available
Standard

Safety

Safety Features

Back-Up Camera
Standard
Not Available
Standard
Cross-Traffic Alert
Standard
Not Available
Not Available
Rear Parking Aid
Standard
Not Available
Not Available
Blind Spot Monitor
Standard
Not Available
Optional
Lane Departure Warning
Standard
Not Available
Optional
Lane Keeping Assist
Not Available
Not Available
Optional
ABS
Standard
Not Available
Standard
Tire Pressure Monitor
Standard
Not Available
Standard
Brake Assist
Standard
Not Available
Standard
Stability Control
Standard
Not Available
Standard
Traction Control
Standard
Not Available
Standard

Airbags

Driver Air Bag
Standard
Not Available
Standard
Front Head Air Bag
Standard
Not Available
Standard
Front Side Air Bag
Standard
Not Available
Standard
Knee Air Bag
Standard
Not Available
Standard
Passenger Air Bag
Standard
Not Available
Standard
Rear Head Air Bag
Standard
Not Available
Not Available

Warranty

Warranty Summary

Basic
4 Years / 50,000 Miles
N/A
4 Years / 50,000 Miles
Corrosion
12 Years / Unlimited Miles
N/A
4 Years / 50,000 Miles
Drivetrain
4 Years / 50,000 Miles
N/A
4 Years / 50,000 Miles
Hybrid/Electric Components
8 Years / 100,000 Miles
N/A
N/A
Maintenance
3 Years / 36,000 Miles
N/A
N/A
Roadside Assistance
4 Years / Unlimited Miles
N/A
4 Years / 50,000 Miles