The Comparative Analysis :
Opel GT 2.0 Turbo (07 - 09) vs. Mercedes SLK 250 CDI 7G-TRONIC PLUS (11 - 15)
€ 32,400

€ 42,500

€ 32,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 42,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The Opel GT 2.0 Turbo is 1.3 inches shorter, 0.1 inches wider and 1.1 inches lower than the Mercedes SLK 250 CDI.
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
50.2
71.4
71.9
51.2
71.3
79
71.4 in
Width
71.3 in
71.9 in
Width Incl. Mirrors
79 in
50.2 in
Height
51.2 in
95.1
161.4
95.7
162.8
161.4 in
Length
162.8 in
95.1 in
Wheelbase
95.7 in
Vehicle Weight
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
3100 lb
Curb Weight
3505 lb
3583 lb
Gross Vehicle
Weight
Weight
4200 lb

Weight Difference:
406 lb
11.58 %

General
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
K/R
Generation
R172
Roadster
Car Body Style
Roadster
Mid-Grade Unleaded
Fuel Type
Diesel

Rear-wheel drive
Drivetrain
Rear-wheel drive

5-speed manual transmission
Transmission
7-speed automatic transmission
Engine
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
Straight-four gasoline engine with turbocharger
Engine Type
Straight-four diesel engine with two turbochargers (biturbo)
Engine Series
Mercedes-Benz OM 651
Engine Code
OM 651.980

4
Valves
4
4
Cylinders
4
2 L / 98 cu in
Displacement
2.1 L / 103 cu in
260 hp
at 5300 rpm
Power
201 hp
at 4200 rpm
Opel GT 2.0 Turbo
260 hp
201 hp
Mercedes SLK 250 CDI
260 lb‑ft
at 2000 rpm
Max. Torque
369 lb‑ft
at 1600 rpm
Opel GT 2.0 Turbo
260 lb‑ft
369 lb‑ft
Mercedes SLK 250 CDI
Performance
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
142 mph
Maximum Speed
151 mph
5.7 sec
Acceleration 0 to 62 mph
6.7 sec
62 mph
62
mph
mph
259 ft
0.000 sec

Opel GT 2.0 Turbo
62 mph
62
mph
mph
305 ft
0.000 sec

Mercedes SLK 250 CDI
▶ REPLAY
11.92 lb/hp
Weight-to-Power Ratio
17.44 lb/hp
Opel GT 2.0 Turbo
11.92 lb/hp
17.44 lb/hp
Mercedes SLK 250 CDI
Fuel Economy / Emissions
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
Fuel Economy
26 mpg
combined
48 mpg
Opel GT 2.0 Turbo
26 mpg
48 mpg
Mercedes SLK 250 CDI
18 mpg
city
39 mpg
34 mpg
highway
57 mpg
11.9 gal
Fuel Tank Capacity
15.9 gal
304 mi
Range
761 mi
Opel GT 2.0 Turbo
304 mi
761 mi
Mercedes SLK 250 CDI
Environmental Impact
174.3 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
100.7 kWh
Opel GT 2.0 Turbo
174.3 kWh
100.7 kWh
Mercedes SLK 250 CDI
Euro 4
Emission Standard
Euro 5
351 g/mi (NEFZ)
CO2 Emissions
206 g/mi (NEFZ)
Practical Convenience
Opel GT 2.0 Turbo
Mercedes SLK 250 CDI
2
Doors
2
2
No. of Seats
2
483 lb
Maximum Payload
694 lb
4 cu ft
Trunk Volume
9.5 cu ft






No data
Cargo Volume (Seats Down)
No data