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Compare BMW M6 Convertible vs Maserati GranTurismo Convertible vs Mercedes-AMG SL63

BMW M6 Convertible
2018 BMW M6 Convertible
Select configuration:
$122,300
Starting Price (MSRP)
8.8
BMW M6 Convertible Full Review
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Maserati GranTurismo Convertible
2019 Maserati GranTurismo Convertible
Select configuration:
$150,380
Starting Price (MSRP)
7.8
Maserati GranTurismo Convertible Full Review
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Mercedes-AMG SL63
2019 Mercedes-AMG SL63
Select configuration:
$154,450
Starting Price (MSRP)
8.1
Mercedes-AMG SL63 Full Review
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Overview

Engine
4.4-liter Twin-Turbo V8 Gas
Engine
4.7-liter V8 Gas
Engine
5.5-liter Twin-Turbo V8 Gas
Transmission
7-Speed Automatic
Transmission
6-Speed Automatic
Transmission
7-Speed Automatic
Drivetrain
Rear Wheel Drive
Drivetrain
Rear Wheel Drive
Drivetrain
Rear Wheel Drive
Fuel Economy
City: 14 MPG
Hwy: 20 MPG
Fuel Economy
City: 13 MPG
Hwy: 20 MPG
Fuel Economy
City: 15 MPG
Hwy: 23 MPG
Fuel Tank Capacity
21.1 gallons
Fuel Tank Capacity
19.8 gallons
Fuel Tank Capacity
19.8 gallons
Seating Capacity
4 seater
Seating Capacity
4 seater
Seating Capacity
2 seater
Trunk Volume
10.6 ft³
Trunk Volume
6.1 ft³
Trunk Volume
8.5 ft³

Photos

19
More
42
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48
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Performance Specs

Engine and Transmission

Engine
4.4-liter Twin-Turbo V8 Gas
4.7-liter V8 Gas
5.5-liter Twin-Turbo V8 Gas
Horsepower
560 hp @ 6000 rpm
454 hp @ 7000 rpm
577 hp @ 5500 rpm
Torque
500 lb-ft @ 1500 rpm
384 lb-ft @ 4750 rpm
664 lb-ft @ 2250 rpm
Transmission
7-Speed Automatic
6-Speed Automatic
7-Speed Automatic
Drivetrain
Rear Wheel Drive
Rear Wheel Drive
Rear Wheel Drive

Steering

Steering Type
Rack-Pinion
Rack-Pinion
Rack-Pinion
Turning Diameter
39.7 ft
40.4 ft
36.3 ft

Wheels

Wheels Type
Aluminum Wheels
N/A
Aluminum Wheels
Front Wheel Size
19" x 9.5"
20" x 8.5"
19" x 9"
Rear Wheel Size
19" x 10.5"
20" x 10.5"
19" x 10"

Suspension

Front Suspension
Double Wishbone
Double Wishbone
Multi-Link
Rear Suspension
Multi-Link
Double Wishbone
Multi-Link

Tires

Front Tire
P265/40YR19
P245/35YR20
P255/35YR19
Rear Tire
P295/35YR19
P285/35YR20
P285/30YR19

Fuel and MPG

Fuel Economy

Combined
16 MPG
16 MPG
18 MPG
City
14 MPG
13 MPG
15 MPG
Highway
20 MPG
20 MPG
23 MPG

Emissions

CO2 Emissions @ 15K mi/year
11.0 Tons/yr
11.0 Tons/yr
9.8 Tons/yr

Fuel Tank

Fuel Tank Capacity
21.1 gallons
19.8 gallons
19.8 gallons
Cruising Range City
295.4 miles
257.4 miles
297 miles
Cruising Range Highway
422 miles
396 miles
455.4 miles

Dimensions and Measurement

Exterior Dimensions

Length
193 in
193.3 in
182.7 in
Height
53.9 in
53.3 in
51.2 in
Max Width
74.8 in
75.4 in
73.9 in
Front Width
64.2 in
62.4 in
63.8 in
Rear Width
63.5 in
62.6 in
63.1 in
Wheelbase
112.2 in
115.8 in
101.7 in
Ground Clearance
4.2 in
N/A
N/A

Interior Space

Seating Capacity
4 seater
4 seater
2 seater
Front Seat Leg Room
42.1 in
N/A
42.9 in
Front Seat Headroom
40.3 in
N/A
39.1 in
Front Seat Shoulder Room
56.9 in
N/A
55.5 in
Front Seat Hip Room
N/A
N/A
53.6 in
Rear Seat Leg Room
30.5 in
N/A
N/A
Rear Seat Headroom
36.5 in
N/A
N/A
Rear Seat Shoulder Room
49.6 in
N/A
N/A

Weight and Trailing

Curb Weight
4,515 lbs
4,365 lbs
4,068 lbs

Cargo Space

Trunk Volume
10.6 ft³
6.1 ft³
8.5 ft³

Colors and Materials

Standard Exterior Colors

  • Alpine White
  • Black Sapphire Metallic
  • Sakhir Orange Metallic, Build Out:06/01/2017
  • San Marino Blue Metallic
  • Silverstone Metallic
  • Singapore Gray Metallic
  • Space Gray Metallic
  • Bianco Eldorado
  • Blu Nettuno Metallic
  • Blu Oceano Metallic
  • Blu Sofisticato Metallic
  • Bordeaux Pontevecchio Metallic
  • Grigio Alfieri Metallic
  • Grigio Granito Metallic
  • Grigio Touring Metallic
  • Nero Carbonio Metallic
  • Nero
  • Rosso Trionfale Metallic
  • Black
  • Brilliant Blue Metallic
  • Dolomite Brown Metallic
  • Graphite Grey Metallic
  • Iridium Silver Metallic
  • Obsidian Black Metallic
  • Polar White
  • Selenite Grey Metallic

Optional Exterior Colors

  • Citrin Black Metallic
  • Moonstone Metallic
  • Ruby Black Metallic
  • Tanzanite Blue Metallic
  • Frozen Brilliant White Metallic
  • Frozen Bronze Metallic
  • Blu Mediterraneo Pearlescent
  • Giallo Granturismo Pearlescent
  • Rosso Mondiale Pearlescent
  • Bianco Fuji Tri-Coat
  • Biano Birdcage Tri-Coat
  • Blu Assoluto Tri-Coat
  • Blu Inchiostro Tri-Coat
  • Grigio Lava Tri-Coat
  • Grigio Pietra Tri-Coat
  • Rosso Italiano Tri-Coat
  • Rosso Magma Tri-Coat
  • designo Cardinal Red Metallic
  • designo Diamond White Metallic
  • designo Selenite Grey Magno

Standard Interior Materials

  • Black, Extended Merino Leather Seat Upholstery
  • Sakhir Orange/Black, Extended Merino Leather Seat Upholstery
  • Silverstone, Extended Merino Leather Seat Upholstery
  • Bianco Pregiato, Poltrona Frau Leather Seat Trim
  • Blu Profondita, Poltrona Frau Leather Seat Trim
  • Bordeaux, Poltrona Frau Leather Seat Trim
  • Cuoio, Poltrona Frau Leather Seat Trim
  • Grigio Chrono, Poltrona Frau Leather Seat Trim
  • Marrone Corniola, Poltrona Frau Leather Seat Trim
  • Nero, Poltrona Frau Leather Seat Trim
  • Pearl Beige, Poltrona Frau Leather Seat Trim
  • Rosso Corallo, Poltrona Frau Leather Seat Trim
  • Sabbia, Poltrona Frau Leather Seat Trim
  • Bengal Red/Black, Nappa Leather Upholstery
  • Black, designo Exclusive Nappa Leather Upholstery
  • Black, Nappa Leather Upholstery
  • Ginger Beige/Espresso, Nappa Leather Upholstery
  • Porcelain/Black, Nappa Leather Upholstery

Optional Interior Materials

  • Aragon Brown, Full Merino Leather Seat Upholstery
  • Black, Full Merino Leather Seat Upholstery
  • Sakhir Orange/Black, Full Merino Leather Seat Upholstery
  • Silverstone, Full Merino Leather Seat Upholstery
  • Amaro Brown, BMW Individual Full Merino Leather Upholstery
  • Canyon Brown, BMW Individual Full Merino Leather Upholstery
  • Champagne, BMW Individual Full Merino Leather Upholstery
  • Opal White, BMW Individual Full Merino Leather Upholstery
  • Platinum/Black, BMW Individual Full Merino Leather Upholstery
N/A
N/A

Features and Options

Infotainment

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

Interior Trim

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

Comfort

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

Safety

Safety Features

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

Airbags

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

Warranty

Warranty Summary

Basic
4 Years / 50,000 Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles
Corrosion
12 Years / Unlimited Miles
4 Years / Unlimited Miles
4 Years / 50,000 Miles
Drivetrain
4 Years / 50,000 Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles
Maintenance
3 Years / 36,000 Miles
N/A
N/A
Roadside Assistance
4 Years / Unlimited Miles
4 Years / 50,000 Miles
4 Years / 50,000 Miles