Mercedes-Benz SL R231 or Porsche Cayman 981c?

2012–2020 vs 2013–2016 · Convertible vs Coupe

In short

Length: SL R231 4,631 mm, Cayman 981c 4,404 mm — a 23 cm difference.
Boot: SL R231 364 l, Cayman 981c 425 l.
Lowest consumption: SL R231 7.7 l/100 km, Cayman 981c 8.2 l/100 km.
Power: SL R231 225–463 kW, Cayman 981c 202–250 kW.
Standard equipment: SL R231 41 items (Base), Cayman 981c 30 items (Cayman).
Neither is listed on Autodrom right now.

Mercedes-Benz SL R2312012–2020 · 8 engines · Base, AMG Line, Sport Package, Mille Miglia 417 EditionSpecifications →Listings →

Porsche Cayman 981c2013–2016 · 3 engines · Cayman, Cayman SSpecifications →Listings →

Only differences

better value

	Mercedes-Benz SL R2312012–2020no listings	Porsche Cayman 981c2013–2016no listings
Dimensions
Length	Length4,612 mm–4,631 mm	Length4,380 mm–4,404 mm
Width	Width1,877 mm	Width1,801 mm
Height	Height1,303 mm–1,315 mm	Height1,286 mm–1,295 mm
Wheelbase	Wheelbase2,585 mm	Wheelbase2,475 mm
Ground clearance	Ground clearance105 mm–110 mm	Ground clearance95 mm–100 mm
Trunk volume	Trunk volume241 l–364 l	Trunk volume425 l
Curb weight	Curb weight1,685 kg–1,950 kg	Curb weight1,310 kg–1,345 kg
Fuel tank	Fuel tank75 l–80 l	Fuel tank64 l
Engines
Production years	Production years2012–2020	Production years2013–2016
Body type	Body typeConvertible	Body typeCoupe
Number of engines	Number of engines8	Number of engines3
Power	Power225–463 kW (306–630 hp)	Power202–250 kW (275–340 hp)
Displacement (l)	Displacement (l)3.0–6.0	Displacement (l)2.7–3.4
Fuel	FuelPetrol	FuelPetrol
Gearbox	GearboxAutomatic	GearboxAutomatic
Drivetrain	DrivetrainRear-wheel	DrivetrainRear-wheel
Lowest consumption	Lowest consumption7.7 l/100 km · SL 400	Lowest consumption8.2 l/100 km · 2.7
Best 0–100 km/h	Best 0–100 km/h4 s · SL 65 AMG	Best 0–100 km/h4.6 s · GTS 3.4
Top speed	Top speed250 km/h	Top speed285 km/h
Trim levelsBase · Cayman
Items in the base trim	Items in the base trim41 · Base	Items in the base trim30 · Cayman
Items in the top trim	Items in the top trim44 · AMG Line	Items in the top trim34 · Cayman S
Equipment · Comfort11 · 8
Climate Control, 2-zone	Climate Control, 2-zone✓	Climate Control, 2-zone✓
Cruise Control	Cruise Control✓	Cruise Control✓
Rear Parking Sensors	Rear Parking Sensors✓	Rear Parking Sensors—
Electric Steering Wheel Adjustment	Electric Steering Wheel Adjustment✓	Electric Steering Wheel Adjustment—
Front Power Windows	Front Power Windows✓	Front Power Windows✓
Power Steering	Power Steering✓	Power Steering✓
Keyless Entry	Keyless Entry✓	Keyless Entry—
Push-button Start	Push-button Start✓	Push-button Start✓
Start-Stop System	Start-Stop System✓	Start-Stop System✓
Multifunction Steering Wheel	Multifunction Steering Wheel✓	Multifunction Steering Wheel✓
Power-adjustable mirrors	Power-adjustable mirrors✓	Power-adjustable mirrors✓
Equipment · Interior6 · 3
Leather	Leather✓	Leather✓
Driver's Seat Height Adjustment	Driver's Seat Height Adjustment—	Driver's Seat Height Adjustment✓
Electric Front Seats	Electric Front Seats✓	Electric Front Seats—
Heated Front Seats	Heated Front Seats✓	Heated Front Seats—
Driver's Seat Memory	Driver's Seat Memory✓	Driver's Seat Memory—
Leather Steering Wheel	Leather Steering Wheel✓	Leather Steering Wheel✓
Front centre armrest	Front centre armrest✓	Front centre armrest—
Equipment · Multimedia4 · 4
Touchscreen Display	Touchscreen Display✓	Touchscreen Display✓
Bluetooth	Bluetooth✓	Bluetooth✓
USB Port	USB Port—	USB Port✓
Navigation System	Navigation System✓	Navigation System—
AUX input	AUX input✓	AUX input✓
Equipment · Visibility & lights5 · 2
Xenon/Bi-xenon Headlights	Xenon/Bi-xenon Headlights✓	Xenon/Bi-xenon Headlights✓
Heated Side Mirrors	Heated Side Mirrors✓	Heated Side Mirrors—
Rain Sensor	Rain Sensor✓	Rain Sensor—
Light Sensor	Light Sensor✓	Light Sensor—
Daytime Running Lights	Daytime Running Lights—	Daytime Running Lights✓
Auto-dimming Rear-view Mirror	Auto-dimming Rear-view Mirror✓	Auto-dimming Rear-view Mirror—
Equipment · Safety10 · 9
Driver's Airbag	Driver's Airbag✓	Driver's Airbag✓
Front Passenger Airbag	Front Passenger Airbag✓	Front Passenger Airbag✓
Front Side Airbags	Front Side Airbags✓	Front Side Airbags✓
Curtain Airbags	Curtain Airbags—	Curtain Airbags✓
Driver's Knee Airbag	Driver's Knee Airbag✓	Driver's Knee Airbag—
Traction Control	Traction Control✓	Traction Control—
Brake assist (BAS)	Brake assist (BAS)✓	Brake assist (BAS)✓
Hill Start Assist	Hill Start Assist✓	Hill Start Assist✓
ABS	ABS✓	ABS✓
Electronic Stability Control (ESP)	Electronic Stability Control (ESP)✓	Electronic Stability Control (ESP)✓
Tyre Pressure Monitoring	Tyre Pressure Monitoring✓	Tyre Pressure Monitoring✓
Equipment · Anti-theft3 · 2
Alarm	Alarm✓	Alarm—
Central Locking	Central Locking✓	Central Locking✓
Immobilizer	Immobilizer✓	Immobilizer✓
Equipment · Exterior2 · 2
Alloy Wheels	Alloy Wheels✓	Alloy Wheels✓
R18 Wheels	R18 Wheels✓	R18 Wheels✓
On Autodrom now
Listings	Listings0	Listings0

Frequently asked questions

Which is bigger — Mercedes-Benz SL R231 or Porsche Cayman 981c?

Length: Mercedes-Benz SL R231 4,631 mm, Porsche Cayman 981c 4,404 mm (a 227 mm difference). Wheelbase: 2,585 vs 2,475 mm. Boot: 364 vs 425 l.

Which uses less fuel — Mercedes-Benz SL R231 or Porsche Cayman 981c?

The most frugal Mercedes-Benz SL R231 uses 7.7 l/100 km (SL 400); the most frugal Porsche Cayman 981c 8.2 l/100 km (2.7).

Which is more powerful — Mercedes-Benz SL R231 or Porsche Cayman 981c?

The strongest Mercedes-Benz SL R231 makes 463 kW (630 hp) (SL 65 AMG); the strongest Porsche Cayman 981c 250 kW (340 hp) (GTS 3.4).

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