BMW Z4 3.0i vs Mercedes-Benz SLK 350
| Category | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| Engine layout | 3.0 l R6 | 3.5 l V6 |
| Max power (ps / bhp) | 231 / 228 | 272 / 268 |
| Max torque (Nm / lb-ft) | 300 / 221 | 350 / 258 |
| Curb weight (kg / lb) | 1394 / 3073 | 1485 / 3274 |
| Power / tonne (ps / bhp) | 166 / 163 | 183 / 181 |
| Average price | €43,000 | €50,000 |
Lap Times
Acceleration (mph)
| Speed & distance | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| 0 - 30 mph | 2.0 s | 1.9 s |
| 0 - 40 mph | 3.0 s | 3.0 s |
| 0 - 60 mph | 5.3 s | 5.4 s |
| 0 - 80 mph | 9.2 s | 8.4 s |
| 0 - 100 mph | 14.5 s | 12.9 s |
| Est. 1/8 mile | 10.3 s @ 83.3 mph | 10.0 s @ 85.7 mph |
| 1/4 mile | 14.0 s @ 99.4 mph | 13.6 s @ 103.3 mph |
Acceleration (kph)
| Speed & distance | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| 0 - 40 kph | 1.7 s | 1.6 s |
| 0 - 60 kph | 2.8 s | 2.8 s |
| 0 - 80 kph | 4.3 s | 4.0 s |
| 0 - 100 kph | 6.0 s | 5.5 s |
| 0 - 120 kph | 8.5 s | 7.8 s |
| 0 - 130 kph | 9.7 s | 9.4 s |
| 0 - 140 kph | 11.2 s | 10.6 s |
| 0 - 160 kph | 14.7 s | 13.7 s |
| 0 - 180 kph | 18.7 s | 17.7 s |
| 0 - 200 kph | 26.3 s | 21.1 s |
| 1000 m | 26.6 s | 25.7 s |
Rolling acceleration
| Speed | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| 60 - 100 kph (4) | 6.6 s | 5.3 s |
| 60 - 100 kph (5) | 8.6 s | 6.7 s |
| 80 - 120 kph (4) | 6.4 s | 5.2 s |
| 80 - 120 kph (5) | 8.0 s | 6.3 s |
| 80 - 120 kph (6) | 10.5 s | 8.0 s |
| 80 - 160 kph (4) | 13.3 s | 10.9 s |
| 80 - 160 kph (5) | 17.4 s | 13.3 s |
| 80 - 160 kph (6) | 22.3 s | 17.4 s |
| Est. 100 - 140 kph | 5.3 s | 5.1 s |
| Est. 100 - 200 kph | 20.4 s | 17.2 s |
| 5 - 60 mph | 5.9 s | 6.3 s |
Braking distance
| Speed | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| 50 kph - 0 | 9 m (30 ft) | 10 m (31 ft) |
| 60 kph - 0 | 13 m (43 ft) | 14 m (46 ft) |
| 80 kph - 0 | 23 m (75 ft) | 24 m (80 ft) |
| 100 kph - 0 | 34 m (110 ft) | 35 m (115 ft) |
| 120 kph - 0 | 52 m (172 ft) | 56 m (184 ft) |
| 190 kph - 0 | 137 m (449 ft) | 140 m (459 ft) |
| 200 kph - 0 | 139 m (455 ft) | 147 m (483 ft) |
| 60 mph - 0 | 34 m (110 ft) | 34 m (112 ft) |
| 70 mph - 0 | 48 m (156 ft) | 53 m (175 ft) |
General performance
| Category | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| Top speed | 252 kph (156 mph) | 250 kph (155 mph) |
| Est. max acceleration | 0.49 g (5 m/s²) | 0.55 g (5 m/s²) |
| 18m slalom | 67.5 kph (41.9 mph) | 66.1 kph (41.1 mph) |
| 600ft slalom | 111.0 kph (69.0 mph) | 109.0 kph (67.7 mph) |
| Fuel economy | 6.9 l/100 km (34 mpg US / 41 UK) | 7.3 l/100 km (32 mpg US / 39 UK) |
| Lateral acceleration | 0.92 g (9 m/s²) | 0.91 g (9 m/s²) |
Summary
| Category | BMW Z4 3.0i | SLK 350 |
|---|---|---|
| Track Performance | 100 | 98 |
| Straight line speed | 88 | 100 |
| Overall | 96 | 100 |
Verdict
SLK 350 is the fastest by a small margin.
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Acceleration graph
