Mercedes-Benz SLK (R172)
Car comparison
Mercedes-Benz SLK (R172) SLK 300vsMercedes-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 300
- Quickest 0-100 km/h5.8 s
- Fastest top speed260 km/h162 mph Unrestricted250 km/h155 mph Restricted
- Most powerful245 hp183 kW
- Highest torque370 Nm273 lb-ft
- Best power-to-weight171 hp/t128 kW/t5.8 kg/hp
- Lowest combined fuel consumption6.2 L/100 km37.9 mpg US45.6 mpg UK
- Lowest city consumption7.8 L/100 km30.2 mpg US36.2 mpg UK
- Lowest highway consumption5.2 L/100 km45.2 mpg US54.3 mpg UK
- Best estimated range968 km601 mi
- Largest trunk225 L
- Best overall score51/100
- Best performance score62/100
- Best economy score90/100
- Best practicality score29/100
Mercedes-Benz SLK (R170) SLK 230 Kompressor
- Lightest1,250 kg2,756 lb
Specification comparison
| Model | Mercedes-BenzSLK (R172)SLK 300 | Mercedes-BenzSLK (R170)SLK 230 Kompressor |
|---|---|---|
| Power | 245hp183kW | 193hp144kW |
| Torque | 370Nm273lb-ft | 280Nm207lb-ft |
| Curb weight | 1,430kg3,153lb | 1,250kg2,756lb |
| Gross weight | 1,820kg4,012lb | 1,585kg3,494lb |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated | 231 km/h 144 mph |
| To 99% top speed | 74.9s99% target: 257 km/h / 160 mph Calculated | 80.3s99% target: 229 km/h / 142 mph Calculated |
| 0-100 km/h | 5.8s | 7.4s |
| 0-200 km/h | 20.4s Calculated | 31.2s Calculated |
| 0-60 mph | 5.5s Calculated | 7.0s Calculated |
| Fuel consumption | 6.2L/100 km37.9mpg US45.6mpg UK | 9.3L/100 km25.3mpg US30.4mpg UK |
| Fuel consumption city | 7.8L/100 km30.2mpg US36.2mpg UK | 13.3L/100 km17.7mpg US21.2mpg UK |
| Fuel consumption highway | 5.2L/100 km45.2mpg US54.3mpg UK | 7L/100 km33.6mpg US40.4mpg UK |
| Quarter mile | 13.9s Calculated | 15.3s Calculated |
| Power-to-weight | 171hp/t128kW/t78hp/1000 lb Calculated | 154hp/t115kW/t70hp/1000 lb Calculated |
| Torque-to-weight | 259Nm/t173lb-ft/ton Calculated | 224Nm/t150lb-ft/ton Calculated |
| Estimated range | 968km601mi Calculated | 570km354mi Calculated |
| Displacement | 1,991cc121cu 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 |
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 300: 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 300 | 5,500 rpm | 1,300-4,000 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 300 | Mercedes-BenzSLK (R170)SLK 230 Kompressor |
|---|---|---|
| Acceleration checkpoints | ||
0-60 mph 0-97 km/h | 5.5 s | 7.0 s |
0-100 km/h 0-62 mph | 5.8 s | 7.4 s |
0-200 km/h 0-124 mph | 20.4 s | 31.2 s |
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Limited | 231 km/h 144 mph |
| Drag race simulation | ||
60 ft 18 m | 2.3 s | 2.6 s |
330 ft 101 m | 6.1 s | 6.7 s |
1/8 mile 201 m | 9.1 s | 10.1 s |
1000 ft 305 m | 11.7 s | 12.9 s |
1/4 mile 402 m | 13.9 s | 15.3 s |
Trap speed 1/4 mile 402 m | 169 km/h 105 mph | 152 km/h 95 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 300 | 245 hp 183 kW |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 193 hp 144 kW |
Mercedes-Benz SLK (R172) SLK 300 has 52 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 300: 52 hp (39 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| Mercedes-BenzSLK (R172)SLK 300 | 370 Nm 273 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 300 | 1,430 kg 3,153 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 300 | Unrestricted 260 km/h162 mph Restricted 250 km/h155 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 300 | 5.8 s |
| Mercedes-BenzSLK (R170)SLK 230 Kompressor | 7.4 s |
The biggest 0-100 km/h difference is between Mercedes-Benz SLK (R172) SLK 300 and Mercedes-Benz SLK (R170) SLK 230 Kompressor: 1.6 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 300 | 6.2 L/100 km 37.9 mpg US 45.6 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 300 and Mercedes-Benz SLK (R170) SLK 230 Kompressor: 3.1 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 300 | 171 hp/t 128 kW/t 5.8 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 300 | 968 km 601 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 300 | 245 hp 183 kW | 5.8 s | Unrestricted 260 km/h162 mph Restricted 250 km/h155 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 300 |
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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 300 |
| 6.2 L/100 km 37.9 mpg US 45.6 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 300 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 300 | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | 5.8 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 300 | 171 hp/t 128 kW/t 5.8 kg/hp | 6.2 L/100 km 37.9 mpg US 45.6 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 300 | Mercedes-BenzSLK (R170)SLK 230 Kompressor | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 245 hp 183 kW | 193 hp 144 kW | ||||||||||||||||
| Torque | 370 Nm 273 lb-ft | 280 Nm 207 lb-ft | ||||||||||||||||
| Acceleration | 5.8 s | 7.4 s | ||||||||||||||||
| Top speed | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | 231 km/h 144 mph | ||||||||||||||||
| Lightness | 1,430 kg 3,153 lb | 1,250 kg 2,756 lb | ||||||||||||||||
| Fuel consumption | 6.2 L/100 km 37.9 mpg US 45.6 mpg UK | 9.3 L/100 km 25.3 mpg US 30.4 mpg UK | ||||||||||||||||
| Practicality |
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| Range score | 968 km 601 mi | 570 km 354 mi | ||||||||||||||||
| Trunk score | 225 L 7.9 cu ft | 145 L 5.1 cu ft | ||||||||||||||||
| Power-to-weight score | 171 hp/t 128 kW/t 5.8 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 300 | Mercedes-Benz SLK (R170) SLK 230 Kompressor |
|---|---|---|
| Consumption | 6.2 L/100 km37.9 mpg US45.6 mpg UK | 9.3 L/100 km25.3 mpg US30.4 mpg UK |
| Cost / 100 km | 10.85 LC100 km | 16.28 LC100 km |
| Cost / 100 mi | 17.46 LC100 mi | 26.19 LC100 mi |
| Annual fuel used | 930 L246 US gal205 UK gal | 1,395 L369 US gal307 UK gal |
| Annual fuel cost | 1,628 LC/year | 2,441 LC/year |
Head-to-head comparisons
Mercedes-Benz SLK (R172) SLK 300
- Has 52 hp more
- Has 90 Nm more
- Is 1.6 s quicker from 0-100 km/h
- Has 29 km/h (18 mph) higher top speed
- Uses 3.1 L/100 km less fuel
- Has 17 hp/t better power-to-weight
- Has 398 km (247 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 power-to-weight ratio
- Best estimated range
- Largest trunk
Cons
- Heaviest
Mercedes-Benz SLK (R170) SLK 230 Kompressor
- Is 180 kg lighter
Pros
- Lightest
Cons
- Slowest 0-100 km/h
- Lowest power
- Highest combined fuel consumption
- Lowest top speed
- Smallest trunk
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