Compare Mercedes AMG GT Roadster vs Mercedes SL R231 facelift vs Lexus LC 500 Convertible
Variants
GT
GT C
GT S
SL 63 AMG Euro6d
SL 63 AMG
SL 65 AMG
SL 400 Euro6d
SL 400
SL 500 Euro6d
SL 500
Capacity
Cargo Capacity
165 L / 5.8 cu-ft
96 L / 3.4 cu-ft
Engine Oil Capacity
7.0 L / 7.4 qt
Fuel Capacity
65.0 L / 17.2 gal
82.0 L / 21.7 gal
Interior Space
Headroom: 932.8 (front) / 814.6 (rear) mm | Hip Room: 1377.4 (front) / 1089.6 (rear) mm | Legroom: 1081.3 (front) / 712.2 (rear) mm | Shoulder Room: 1438.6 (front) / 1172.4 (rear) mm
Passengers
2
2
4
Payload
435 kg / 959 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs, 398.78 mm
Brakes | Rear
Ventilated discs
Ventilated discs, 358.14 mm
Offroad | Approach Angle
9.5 deg
Offroad | Breakover Angle
9.4 deg
Offroad | Departure Angle
14.0 deg
Power Steering
Electric Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Multi-link
Multi-link
Suspension | Rear
Double-wishbone
Multi-link
Multi-link
Tire Size
Front wheel tires: 245/45 RF20, 245/40 RF21 Rear wheel tires: 275/40 RF20, 275/35 RF21
Turning Circle
10.8 m / 35.4 ft
Weight Distribution
52.5% (front) / 47.5% (rear)
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
96 mm / 3.8 in
131 mm / 5.2 in
Size | Height
1350 mm / 53.1 in
Size | Length
4760 mm / 187.4 in
Size | Width
1939 mm / 76.3 in | 2075 mm / 81.7 in (mirror unfolded)
1877 mm / 73.9 in | 2099 mm / 82.6 in (mirror unfolded)
1920 mm / 75.6 in
Track Width | Front
1600.0 mm / 63.0 in
1630.0 mm / 64.2 in
Track Width | Rear
1651.0 mm / 65.0 in
1604.0 mm / 63.1 in
1635.0 mm / 64.4 in
Weight
2040.0 kg / 4497.4 lbs
Wheel Size
Front wheel rims: 20, 21 Rear wheel rims: 20, 21 in
Wheelbase
2630 mm / 103.5 in
2585 mm / 101.8 in
2870 mm / 113.0 in
Performance
Acceleration | 0 - 60 mph
4.6 sec
Braking | 200 km/h - 0
143.9 m / 472.0 ft
Coefficient Of Drag
0.38
0.33 ~ 0.34
Fuel Economy
13.1 L/100km / 18.0 MPG (combined) | 15.7 L/100km / 15.0 MPG (urban) | 9.4 L/100km / 25.0 MPG (highway)
Misc
Roof Operation Time: 15 sec (open) / 16 sec (close)
Top Speed
250.0 km/h / 155.3 mph
270.0 km/h / 167.8 mph
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
LEV III-ULEV 70
Engine
M 178 DE 40 AL
2UR-GSE
Engine | Bore
94.0 mm / 3.7 in
Engine | Compression Ratio
12.3:1
Engine | Displacement
4.0 L / 243.0 cu-in / 3982.0 cc
5.0 L / 303.2 cu-in / 4969.0 cc
Engine | Power
477.0 hp / 355.7 kW @ 7100 rpm
Engine | Specific Output
96.0 hp/L / 1.6 hp/cu-in
Engine | Stroke
89.5 mm / 3.5 in
Engine | Torque
540 Nm / 398.3 lb-ft @ 4800 rpm
Engine | Type
Bi-turbocharged direct-injected petrol V8 engine with 4 values per cylinder
Naturally-aspirated direct- and multi-port-injected petrol V8 DOHC engine with 4 values per cylinder
Final Drive
2.937x TORSEN Limited Slip
Fuel Capacity
21.7 gal / 82 L
Transmission | Gears
7-speed
10-speed
Transmission | Type
Double clutch transmission (DCT)
Automatic Sport Direct Shift
Production
Availability
2017
2020
Debut
2019-11 LA Auto Show
Reviews
Neofiliac score
91%
96%
98%
Pros
- Good performance overall
- Relatively tight and light
- Robust drivetrain
- Last chance to get V12 in a hardtop Mercedes
- Still possible to get the M278 and M157 powered V8s
- New 9G-Tronic automatic
- Modern yet elegant styling
- Wonderful V8 engine
- Smooth drivetrain
- Luxury appointments
- High standard equipment
- Good pricing
- High reliability
Cons
- High 0.38 drag coefficient
- Very little cargo space
- More generic styling
- Euro 6d-related reliability issues
- Very high fuel consumption
- Very little cargo space
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