Mercedes-Benz SLK (R172)
Car comparison
Mercedes-Benz SLK (R172) SLK 250vsMercedes-Benz SLK (R170) SLK 230 Kompressor
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonMercedes-Benz SLK (R170)
SLK 230 Kompressor
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
Mercedes-Benz SLK (R172) SLK 250
- Quickest 0-100 km/h6.5 s
- Fastest top speed244 km/h152 mph
- Most powerful204 hp152 kW
- Highest torque310 Nm229 lb-ft
- Lowest combined fuel consumption7.3 L/100 km32.2 mpg US38.7 mpg UK
- Lowest city consumption9.8 L/100 km24.0 mpg US28.8 mpg UK
- Lowest highway consumption5.8 L/100 km40.6 mpg US48.7 mpg UK
- Best estimated range822 km511 mi
- Largest trunk225 L
- Best overall score47/100
- Best performance score55/100
- Best economy score87/100
- Best practicality score29/100
Mercedes-Benz SLK (R170) SLK 230 Kompressor
- Lightest1,250 kg2,756 lb
- Best power-to-weight154 hp/t115 kW/t6.5 kg/hp
Specification comparison
| Model | Mercedes-BenzSLK (R172)SLK 250 | Mercedes-BenzSLK (R170)SLK 230 Kompressor |
|---|---|---|
| Power | 204hp152kW | 193hp144kW |
| Torque | 310Nm229lb-ft | 280Nm207lb-ft |
| Curb weight | 1,400kg3,086lb | 1,250kg2,756lb |
| Gross weight | 1,790kg3,946lb | 1,585kg3,494lb |
| Top speed | 244 km/h 152 mph | 231 km/h 144 mph |
| To 99% top speed | 79.7s99% target: 242 km/h / 150 mph Calculated | 80.3s99% target: 229 km/h / 142 mph Calculated |
| 0-100 km/h | 6.5s | 7.4s |
| 0-200 km/h | 25.4s Calculated | 31.2s Calculated |
| 0-60 mph | 6.2s Calculated | 7.0s Calculated |
| Fuel consumption | 7.3L/100 km32.2mpg US38.7mpg UK | 9.3L/100 km25.3mpg US30.4mpg UK |
| Fuel consumption city | 9.8L/100 km24mpg US28.8mpg UK | 13.3L/100 km17.7mpg US21.2mpg UK |
| Fuel consumption highway | 5.8L/100 km40.6mpg US48.7mpg UK | 7L/100 km33.6mpg US40.4mpg UK |
| Quarter mile | 14.6s Calculated | 15.3s Calculated |
| Power-to-weight | 146hp/t109kW/t66hp/1000 lb Calculated | 154hp/t115kW/t70hp/1000 lb Calculated |
| Torque-to-weight | 221Nm/t148lb-ft/ton Calculated | 224Nm/t150lb-ft/ton Calculated |
| Estimated range | 822km511mi Calculated | 570km354mi Calculated |
| Displacement | 1,796cc110cu in | 2,295cc140cu in |
| Length | 4,134mm163in | 3,995mm157in |
| Width | 1,810mm71in | 1,715mm68in |
| Height | 1,301mm51in | 1,284mm51in |
| Wheelbase | 2,430mm96in | 2,400mm94in |
| Front track | 1,559mm61in | 1,488mm59in |
| Rear track | 1,565mm62in | 1,485mm58in |
| Trunk volume | 225L | 145L |
| Max trunk volume | 335L | 348L |
| Doors | 2 | 2 |
| Seats | 2 | 2 |
| Fuel tank | 60L | 53L |
| CO2 emissions | 169g/km | - |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- Mercedes-Benz SLK (R172) SLK 250: Power / Torque
- Mercedes-Benz SLK (R170) SLK 230 Kompressor: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 5,500 rpm | 2,000-4,300 rpm | 5,750 rpm |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 5,300 rpm | 2,500-4,800 rpm | 5,550 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | Mercedes-BenzSLK (R172)SLK 250 | Mercedes-BenzSLK (R170)SLK 230 Kompressor |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 6.2 s | 7.0 s |
0-100 km/h 0-62 mph | 6.5 s | 7.4 s |
0-200 km/h 0-124 mph | 25.4 s | 31.2 s |
| Top speed | 244 km/h 152 mph | 231 km/h 144 mph |
| Drag race simulation | ||
60 ft 18 m | 2.4 s | 2.6 s |
330 ft 101 m | 6.3 s | 6.7 s |
1/8 mile 201 m | 9.5 s | 10.1 s |
1000 ft 305 m | 12.3 s | 12.9 s |
1/4 mile 402 m | 14.6 s | 15.3 s |
Trap speed 1/4 mile 402 m | 159 km/h 99 mph | 152 km/h 95 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 204 hp 152 kW |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 193 hp 144 kW |
Mercedes-Benz SLK (R172) SLK 250 has 11 hp more than Mercedes-Benz SLK (R170) SLK 230 Kompressor.
The biggest power difference is between Mercedes-Benz SLK (R170) SLK 230 Kompressor and Mercedes-Benz SLK (R172) SLK 250: 11 hp (8 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 310 Nm 229 lb-ft |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 280 Nm 207 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 1,400 kg 3,086 lb |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 1,250 kg 2,756 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 244 km/h 152 mph |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 231 km/h 144 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 6.5 s |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 7.4 s |
The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R172) SLK 250 and Mercedes-Benz SLK (R170) SLK 230 Kompressor: 0.9 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 7.3 L/100 km 32.2 mpg US 38.7 mpg UK |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK |
The biggest fuel consumption difference is between Mercedes-Benz SLK (R172) SLK 250 and Mercedes-Benz SLK (R170) SLK 230 Kompressor: 2.0 L/100 km.
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 146 hp/t 109 kW/t 6.9 kg/hp |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 154 hp/t 115 kW/t 6.5 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 822 km 511 mi |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 570 km 354 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 204 hp 152 kW | 6.5 s | 244 km/h 152 mph |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 193 hp 144 kW | 7.4 s | 231 km/h 144 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 |
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| Mercedes-BenzSLK (R170)SLK 230 Kompressor |
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Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 |
| 7.3 L/100 km 32.2 mpg US 38.7 mpg UK | ||||||
| Mercedes-BenzSLK (R170)SLK 230 Kompressor |
| 9.3 L/100 km 25.3 mpg US 30.4 mpg UK | ||||||
Mercedes-Benz SLK (R172) SLK 250 is closest to the top-right balance target for performance and fuel economy.
Acceleration vs fuel consumption
Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 7.3 L/100 km 32.2 mpg US 38.7 mpg UK | 6.5 s |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK | 7.4 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| Mercedes-BenzSLK (R172)SLK 250 | 146 hp/t 109 kW/t 6.9 kg/hp | 7.3 L/100 km 32.2 mpg US 38.7 mpg UK |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 154 hp/t 115 kW/t 6.5 kg/hp | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK |
Detailed score breakdown
| Vehicle | Mercedes-BenzSLK (R172)SLK 250 | Mercedes-BenzSLK (R170)SLK 230 Kompressor | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 204 hp 152 kW | 193 hp 144 kW | ||||||||||||||||
| Torque | 310 Nm 229 lb-ft | 280 Nm 207 lb-ft | ||||||||||||||||
| Acceleration | 6.5 s | 7.4 s | ||||||||||||||||
| Top speed | 244 km/h 152 mph | 231 km/h 144 mph | ||||||||||||||||
| Lightness | 1,400 kg 3,086 lb | 1,250 kg 2,756 lb | ||||||||||||||||
| Fuel consumption | 7.3 L/100 km 32.2 mpg US 38.7 mpg UK | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 822 km 511 mi | 570 km 354 mi | ||||||||||||||||
| CO2 score | 169 g/km | - | ||||||||||||||||
| Trunk score | 225 L 7.9 cu ft | 145 L 5.1 cu ft | ||||||||||||||||
| Power-to-weight score | 146 hp/t 109 kW/t 6.9 kg/hp | 154 hp/t 115 kW/t 6.5 kg/hp | ||||||||||||||||
| Overall | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | Mercedes-Benz SLK (R172) SLK 250 | Mercedes-Benz SLK (R170) SLK 230 Kompressor |
|---|---|---|
| Consumption | 7.3 L/100 km32.2 mpg US38.7 mpg UK | 9.3 L/100 km25.3 mpg US30.4 mpg UK |
| Cost / 100 km | 12.78 LC100 km | 16.28 LC100 km |
| Cost / 100 mi | 20.56 LC100 mi | 26.19 LC100 mi |
| Annual fuel used | 1,095 L289 US gal241 UK gal | 1,395 L369 US gal307 UK gal |
| Annual fuel cost | 1,916 LC/year | 2,441 LC/year |
Head-to-head comparisons
Mercedes-Benz SLK (R172) SLK 250
- Has 11 hp more
- Has 30 Nm more
- Is 0.9 s quicker from 0-100 km/h
- Has 13 km/h (8 mph) higher top speed
- Uses 2.0 L/100 km less fuel
- Has 252 km (157 mi) more estimated range
- Has 80 L more trunk volume
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lowest combined fuel consumption
- Best estimated range
- Largest trunk
Cons
- Heaviest
Mercedes-Benz SLK (R170) SLK 230 Kompressor
- Is 150 kg lighter
- Has 9 hp/t better power-to-weight
Pros
- Lightest
- Best power-to-weight ratio
Cons
- Slowest 0-100 km/h
- Lowest power
- Highest combined fuel consumption
- Lowest top speed
- Smallest trunk
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