Compare BMW M8 Convertible vs Mercedes-AMG SL55

Engine

4.4L Twin-Turbo V8 Gas

Engine

4.0L Twin-Turbo V8 Gas

Transmission

8-Speed Automatic

Transmission

9-Speed Automatic

Drivetrain

All-Wheel Drive

Drivetrain

All-Wheel Drive

Fuel Economy

City: 15 MPG

Hwy: 22 MPG

Fuel Economy

City: 14 MPG

Hwy: 21 MPG

Fuel Tank Capacity

20.1 gallons

Fuel Tank Capacity

18.5 gallons

Seating Capacity

4 seater

Seating Capacity

4 seater

Trunk Volume

12.4 ft³

Trunk Volume

7.5 ft³

2023-2024 BMW M8 Convertible Rear Angle View

2022-2024 Mercedes-Benz AMG SL 55 Rear Angle View

2022-2024 Mercedes-Benz AMG SL 55 Dashboard

Engine and Transmission

Engine

4.4L Twin-Turbo V8 Gas

4.0L Twin-Turbo V8 Gas

Horsepower

617 hp @ 6000 rpm

469 hp @ 5500 rpm

Torque

553 lb-ft @ 1800 rpm

516 lb-ft @ 2250 rpm

Transmission

8-Speed Automatic

9-Speed Automatic

Drivetrain

All-Wheel Drive

Weight and Towing

Curb Weight

4,560 lbs

N/A

Fuel Economy

Combined

17 MPG

16 MPG

City

15 MPG

14 MPG

Highway

22 MPG

21 MPG

Emissions

CO2 Emissions @ 15K mi/year

10.4 Tons/yr

11.1 (2023) Tons/yr

Fuel Tank

Fuel Tank Capacity

20.1 gallons

18.5 gallons

Cruising Range City

301.5 miles

259 miles

Cruising Range Highway

442.2 miles

388.5 miles

Exterior Dimensions

Length

191.2 in

185.2 in

Height

53 in

53.5 in

Max Width

74.9 in

75.4 in

Front Width

64.1 in

65.6 in

Rear Width

64.6 in

64.1 in

Wheelbase

111.1 in

106.3 in

Ground Clearance

5 in

N/A

Interior Space

Seating Capacity

4 seater

Front Seat Leg Room

42.1 in

N/A

Front Seat Headroom

38.9 in

N/A

Front Seat Shoulder Room

57.2 in

N/A

Rear Seat Leg Room

29.5 in

N/A

Rear Seat Headroom

34.7 in

N/A

Rear Seat Shoulder Room

45.7 in

N/A

Cargo Space

Trunk Volume

12.4 ft³

7.5 ft³

Steering

Steering Type

Rack-Pinion

Turning Diameter

39 ft

42.1 ft

Wheels

Wheels Type

Aluminum Wheels

Front Wheel Size

20" x 9.5"

Rear Wheel Size

20" x 10.5"

20" x 11"

Suspension

Front Suspension

Double Wishbone

Multi-Link

Rear Suspension

Multi-Link

Tires

Front Tire

P275/35YR20

P255/40ZR20

Rear Tire

P285/35YR20

P295/35ZR20

Standard Exterior Colors

Alpine White
Black Sapphire Metallic
Brooklyn Grey Metallic
Isle of Man Green Metallic
Marina Bay Blue Metallic
Skyscraper Grey Metallic

Cirrius Silver Metallic
MANUFAKTUR Alpine Grey
MANUFAKTUR High-Tech Silver Magno
MANUFAKTUR Hyper Blue Metallic
MANUFAKTUR Monza Grey Magno
MANUFAKTUR Moonlight White Magno
MANUFAKTUR Moonlight White Metallic
MANUFAKTUR Night Black Magno
MANUFAKTUR Patagonia Red Metallic
MANUFAKTUR Signature Rubellite Red Metallic
MANUFAKTUR Starling Blue Magno
Obsidian Black Metallic
Selenite Grey Metallic
Starling Blue Metallic
Sun Yellow

Optional Exterior Colors

Aventurin Red Metallic, Priority 1
Dravit Grey Metallic, Priority 1
Tanzanite Blue II Metallic, Priority 1
Frozen Pure Grey Metallic, Priority 1
Frozen Tanzanite Blue Metallic, Priority 1

N/A

Standard Interior Materials

Black, Extended Merino Leather
Silverstone, Extended Merino Leather

Black w/Red Stitching, Exclusive Nappa Leather/Microfiber Upholstery
Black w/Yellow Stitching, Exclusive Nappa Leather/Microfiber Upholstery
Black, Nappa Leather Upholstery
Crystal Whilte/Black, STYLE Exclusive Nappa Leather Upholstery
Macchiato Beige/Grey, STYLE Exclusive Nappa Leather Upholstery
Red Pepper/Black, Nappa Leather Upholstery
Sage Grey/Black, Nappa Leather Upholstery
Sienna Brown/Black, Nappa Leather Upholstery
Tartufo Brown/Black, STYLE Exclusive Nappa Leather Upholstery

Optional Interior Materials

Black w/Midrand Beige, Full Merino Leather/Alcantara Cloth Upholstery
Black w/Sakhir Orange, Full Merino Leather/Alcantara Upholstery
Black, Full Merino Leather
Ivory White/Night Blue, Full Merino Leather Upholstery
Ivory White/Tartufo, Full Merino Leather Upholstery
Midrand Beige, Full Merino Leather
Sakhir Orange/Black, Full Merino Leather
Silverstone, Full Merino Leather
Taruma Brown, Full Merino Leather

N/A

Infotainment

HD Radio

Standard

Bluetooth Connection

Standard

Hard Disk Drive Media Storage

Standard

Not Available

Premium Sound System

Standard

Satellite Radio

Standard

Smart Device Integration

Not Available

Standard

WiFi Hotspot

Standard

Auxiliary Audio Input

Standard

MP3 Player

Standard

Interior Trim

Bucket Seats

Standard

Leather Seats

Standard

Leather Steering Wheel

Standard

Premium Synthetic Seats

Optional

Standard

Woodgrain Interior Trim

Standard

Not Available

Comfort

Head-Up Display

Standard

Navigation System

Standard

Steering Wheel Audio Controls

Standard

Power Mirror(s)

Standard

A/C

Standard

Adaptive Cruise Control

Optional

Standard

Automatic Parking

Optional

Standard

Climate Control

Standard

Cooled Front Seat(s)

Standard

Cruise Control

Standard

Hands-Free Liftgate

Standard

Heated Front Seat(s)

Standard

Heated Steering Wheel

Standard

Keyless Entry

Standard

Multi-Zone A/C

Standard

Power Driver Seat

Standard

Power Passenger Seat

Standard

Remote Engine Start

Standard

Seat Memory

Standard

Universal Garage Door Opener

Standard

Seat-Massage

Not Available

Standard

Keyless Start

Standard

Telematics

Standard

Safety Features

Back-Up Camera

Standard

Cross-Traffic Alert

Optional

Standard

Blind Spot Monitor

Optional

Standard

Lane Departure Warning

Standard

Lane Keeping Assist

Optional

Standard

ABS

Standard

Tire Pressure Monitor

Standard

Brake Assist

Standard

Stability Control

Standard

Traction Control

Standard

Airbags

Driver Air Bag

Standard

Front Head Air Bag

Not Available

Standard

Front Side Air Bag

Standard

Knee Air Bag

Not Available

Standard

Passenger Air Bag

Standard

Rear Head Air Bag

Not Available

Standard

Warranty Summary

Basic

4 Years / 50,000 Miles

Corrosion

12 Years / Unlimited Miles

4 Years / 50,000 Miles

Drivetrain

4 Years / 50,000 Miles

Maintenance

3 Years / 36,000 Miles

N/A

Roadside Assistance

4 Years / Unlimited Miles

4 Years / 50,000 Miles

Compare BMW M8 Convertible vs Mercedes-AMG SL55

Overview

Photos

Performance Specs

Engine and Transmission

Weight and Towing

Fuel and MPG

Fuel Economy

Emissions

Fuel Tank

Dimensions and Measurement

Exterior Dimensions

Interior Space

Cargo Space

Wheels and Suspension

Steering

Wheels

Suspension

Tires

Colors and Materials

Standard Exterior Colors

Optional Exterior Colors

Standard Interior Materials

Optional Interior Materials

Features and Options

Infotainment

Interior Trim

Comfort

Safety

Safety Features

Airbags

Warranty

Warranty Summary