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Compare Mercedes-AMG SL R232 vs BMW 8 Series G14 Convertible vs BMW 6 Series F12 LCI Convertible

Variants
SL 55 4MATIC+
SL 63 4MATIC+
840d MHEV xDrive
840d xDrive
840i
840i Euro6d
840i Euro6d xDrive
840i xDrive
M850i Euro6d xDrive
M850i xDrive
640d
640d xDrive
640i
640i xDrive
650i
650i xDrive

Capacity

Cargo Capacity
213 L / 7.5 cu-ft ~ 240 L / 8.5 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
Coolant Capacity
12.3 L / 13.0 qt
9.5 L / 10.0 qt
Fuel Capacity
70.0 L / 18.5 gal
70.0 L / 18.5 gal
Passengers
4
4
4

Chassis

Brakes | Front
Ventilated discs, 390 mm
Ventilated discs
Disc
Brakes | Rear
Ventilated discs, 360 mm
Ventilated discs
Disc
Power Steering
Electric Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
Double-wishbone
Suspension | Rear
Double-wishbone
Multi-link
Multi-link
Turning Circle
12.8 m / 42.1 ft
11.9 m
11.7 m / 38.4 ft

Construction

Body Style
2-door Convertible
2-door Convertible

Dimensions

Ground Clearance
123 mm / 4.8 in
Size | Height
1365 mm / 53.7 in
Size | Length
4705 mm / 185.2 in
4894 mm / 192.7 in
Size | Width
1915 mm / 75.4 in
1894 mm / 74.6 in
Track Width | Front
1600.0 mm / 63.0 in
Track Width | Rear
1642.0 mm / 64.6 in
1665.0 mm / 65.6 in
Wheelbase
2700 mm / 106.3 in
2822 mm / 111.1 in
2855 mm / 112.4 in

Performance

CO2 Emission
268 ~ 288 g/km
Coefficient Of Drag
0.31
Fuel Economy
11.8 L/100km / 19.9 MPG (combined)
Top Speed
250.0 km/h / 155.3 mph
250.0 km/h / 155.3 mph

Powertrain

Drivetrain Layout
Front-engine (longitudinal), All-wheel drive
Emission Standard
Euro 6
Engine
M 177
Engine | Bore
83.0 mm / 3.3 in
Engine | Compression Ratio
8.6:1
Engine | Displacement
4.0 L / 243.0 cu-in / 3982.0 cc
Engine | Stroke
92.0 mm / 3.6 in
Engine | Type
Bi-turbocharged direct-injected petrol V8 DOHC engine with 4 values per cylinder
Transmission | Gears
9-speed
8-speed
8-speed
Transmission | Type
Automatic AMG SPEEDSHIFT MCT
Automatic Steptronic
Automatic Steptronic

Production

Availability
2021
2015 ~ 2018
Debut
2018-11
Made In
Germany

Reviews

Neofiliac score
88%
85%
80%
Pros
  • Rather good performance
  • Decent styling
  • Good handling
  • Good build quality
  • Rather good styling
  • Luxurious interior
  • Decent performanceGood 0.28 drag coefficient
  • Good suspension setup
  • Slightly improved engine reliability through updates
  • Good ZF 8HP transmission
  • Good looks
  • Good 0.28 drag coefficient
  • Double-wishbone + multi-link suspension setup
Cons
  • Obsession with AWD
  • I4 engine in an SL
  • Larger than before
  • Low cargo capacity
  • Diesel in a luxury convertible?
  • Only soft top
  • Poor reliability
  • Obsession with AWD
  • Unreliable diesel and V8
  • AWD nonsense

Price

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