Compare BMW 8 Series Gran Coupe vs Cadillac CT6 Sedan vs Karma GS-6

BMW 8 Series Gran Coupe
2022 BMW 8 Series Gran Coupe
Select configuration:
$99,900
Starting Price (MSRP)
N/A
BMW 8 Series Gran Coupe For Sale BMW 8 Series Gran Coupe Full Review
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Cadillac CT6 Sedan
2020 Cadillac CT6 Sedan
Select configuration:
$58,995
Starting Price (MSRP)
8.1
Cadillac CT6 Sedan For Sale Cadillac CT6 Sedan Full Review
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Karma GS-6
2021 Karma GS-6
Select configuration:
$79,900
Starting Price (MSRP)
N/A
Karma GS-6 For Sale Karma GS-6 Full Review
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Overview

Engine
4.4L Twin-Turbo V8 Gas
Engine
3.6L V6 Gas
Engine
1.5L Turbo Inline-3 Plug-in Hybrid
Transmission
8-Speed Automatic
Transmission
10-Speed Automatic
Transmission
Single-ratio direct drive
Drivetrain
All-Wheel Drive
Drivetrain
All-Wheel Drive
Drivetrain
Rear-Wheel Drive
Fuel Economy
City: 17 MPG
Hwy: 24 MPG
Fuel Economy
City: 18 MPG
Hwy: 27 MPG
Fuel Economy
N/A
Fuel Tank Capacity
18 gallons
Fuel Tank Capacity
19.2 gallons
Fuel Tank Capacity
N/A
Seating Capacity
5 seater
Seating Capacity
5 seater
Seating Capacity
N/A
Trunk Volume
15.5 ft³
Trunk Volume
15.8 ft³
Trunk Volume
N/A

Photos

57
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12
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8
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Performance Specs

Engine and Transmission

Engine
4.4L Twin-Turbo V8 Gas
3.6L V6 Gas
1.5L Turbo Inline-3 Plug-in Hybrid
Horsepower
523 hp @ 5500 rpm
335 hp @ 6800 rpm
536 hp
Torque
553 lb-ft @ 1800 rpm
284 lb-ft @ 5300 rpm
550 lb-ft
Transmission
8-Speed Automatic
10-Speed Automatic
Single-ratio direct drive
Drivetrain
All-Wheel Drive
All-Wheel Drive
Rear-Wheel Drive

Weight and Towing

Curb Weight
4,758 lbs
4,063 lbs
N/A

Fuel and MPG

Fuel Economy

Combined
19 MPG
21 MPG
N/A
City
17 MPG
18 MPG
N/A
Highway
24 MPG
27 MPG
N/A

Emissions

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

Fuel Tank

Fuel Tank Capacity
18 gallons
19.2 gallons
N/A
Cruising Range City
306 miles
345.6 miles
N/A
Cruising Range Highway
432 miles
518.4 miles
N/A

Dimensions and Measurement

Exterior Dimensions

Length
200.3 in
205.8 in
N/A
Height
55.4 in
58 in
N/A
Max Width
76.1 in
74 in
N/A
Front Width
64.1 in
63.4 in
N/A
Rear Width
65.8 in
64 in
N/A
Wheelbase
119 in
122.4 in
N/A
Ground Clearance
5 in
N/A
N/A

Interior Space

Seating Capacity
5 seater
5 seater
N/A
Front Seat Leg Room
42.1 in
46.4 in
N/A
Front Seat Headroom
39.1 in
40.2 in
N/A
Front Seat Shoulder Room
57.2 in
58.3 in
N/A
Front Seat Hip Room
N/A
55.9 in
N/A
Rear Seat Leg Room
36.6 in
40.4 in
N/A
Rear Seat Headroom
37 in
38 in
N/A
Rear Seat Shoulder Room
54.6 in
56.2 in
N/A
Rear Seat Hip Room
N/A
53.5 in
N/A

Cargo Space

Trunk Volume
15.5 ft³
15.8 ft³
N/A

Wheels and Suspension

Steering

Steering Type
Rack-Pinion
Electric Rack & Pinion
N/A
Turning Diameter
41.4 ft
N/A
N/A

Wheels

Wheels Type
Aluminum Wheels
N/A
N/A
Front Wheel Size
20" x 8"
19" x TBD
N/A
Rear Wheel Size
20" x 9"
19" x TBD
N/A

Suspension

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

Tires

Front Tire
P245/35YR20
P245/45R19
N/A
Rear Tire
P275/30YR20
P245/45R19
N/A
Spare Tire
N/A
T135/70R18
N/A

Colors and Materials

Standard Exterior Colors

  • Alpine White
  • Barcelona Blue Metallic
  • Black Sapphire Metallic
  • Bluestone Metallic
  • Carbon Black Metallic
  • Mineral White Metallic
  • Sunset Orange Metallic
N/A
N/A

Optional Exterior Colors

  • Individual Aventurin Red Metallic, Priority 1
  • Individual Dravit Grey Metallic, Priority 1
  • Tanzanite Blue II Metallic, Priority 1
  • Frozen Bluestone Metallic, Priority 1
N/A
N/A

Standard Interior Materials

  • Black, Extended Merino Leather Upholstery
  • Cognac, Extended Merino Leather Upholstery
  • Fiona Red/Black, Extended Merino Leather Upholstery
  • Ivory White, Extended Merino Leather Upholstery
  • Night Blue/Black, Extended Merino Leather Upholstery
  • Tartufo/Black, Extended Merino Leather Upholstery
  • Jet Black, Leather Seating Surfaces
  • Sahara Beige with Jet Black accents, Leather Seating Surfaces
N/A

Optional Interior Materials

  • Black, Full Merino Leather Upholstery
  • Cognac, Full Merino Leather Upholstery
  • Fiona Red/Black, Full Merino Leather Upholstery
  • Ivory White, Full Merino Leather Upholstery
  • Ivory White/Night Blue, Full Merino Leather Upholstery
  • Ivory White/Tartufo, Full Merino Leather Upholstery
  • Night Blue/Black, Full Merino Leather Upholstery
  • Tartufo/Black, Full Merino Leather Upholstery
N/A
N/A

Features and Options

Infotainment

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

Interior Trim

Bucket Seats
Standard
Not Available
Not Available
Cloth Seats
Standard
Standard
Not Available
Leather Seats
Standard
Standard
Not Available
Leather Steering Wheel
Standard
Standard
Not Available
Premium Synthetic Seats
Standard
Standard
Not Available
Vinyl Seats
Standard
Standard
Not Available
Woodgrain Interior Trim
Standard
Standard
Not Available
Sun/Moonroof
Standard
Standard
Not Available

Comfort

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

Safety

Safety Features

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

Airbags

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

Warranty

Warranty Summary

Basic
4 Years / 50,000 Miles
4 Years / 50,000 Miles
N/A
Corrosion
12 Years / Unlimited Miles
4 Years / 50,000 Miles
N/A
Drivetrain
4 Years / 50,000 Miles
6 Years / 70,000 Miles
N/A
Maintenance
3 Years / 36,000 Miles
N/A
N/A
Roadside Assistance
4 Years / Unlimited Miles
6 Years / 70,000 Miles
N/A
Maintenance Note
N/A
1 Year/1 Visit
N/A
Rust-Through
N/A
6 Years / Unlimited Miles
N/A
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