Porsche Boxster S vs BMW M4 Convertible
| Category | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| Max power (ps / bhp) | 315 / 311 | 431 / 425 |
| Max torque (Nm / lb-ft) | 360 / 266 | 550 / 406 |
| Curb weight (kg / lb) | 1400 / 3086 | 1846 / 4070 |
| Power / tonne (ps / bhp) | 225 / 222 | 233 / 230 |
| Average price | €74,000 | €95,000 |
Lap Times
| Track | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| Hockenheim Short | 1:13.80 | 1:13.50 |
| Laguna Seca (post 1988) | 1:59.01 | 1:54.23 |
Acceleration
| Speed & distance | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| 0 - 40 kph | 1.3 s | 1.5 s |
| 0 - 80 kph | 3.1 s | 3.3 s |
| 0 - 100 kph | 4.4 s | 4.3 s |
| 0 - 160 kph | 10.1 s | 9.7 s |
| 0 - 180 kph | 12.9 s | 12.2 s |
| 0 - 200 kph | 16.3 s | 14.6 s |
| 0 - 60 mph | 4.1 s | 4.1 s |
| 0 - 100 mph | 10.3 s | 9.5 s |
| 0 - 150 mph | 28.2 s | 24.4 s |
| Est. 1/8 mile | 9.1 s @ 93.2 mph | 8.8 s @ 96.9 mph |
| 1/4 mile | 12.6 s @ 109.7 mph | 12.4 s @ 113.1 mph |
Rolling acceleration
| Speed | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| 80 - 120 kph (4) | 5.6 s | 3.8 s |
| 80 - 120 kph (5) | 7.0 s | 5.1 s |
| 80 - 120 kph (6) | 8.9 s | 6.3 s |
| 80 - 120 kph (7) | 17.1 s | 8.8 s |
| 80 - 160 kph (4) | 11.2 s | 8.0 s |
| 80 - 160 kph (5) | 14.3 s | 10.6 s |
| 80 - 160 kph (6) | 19.8 s | 13.3 s |
| Est. 100 - 200 kph | 12.5 s | 10.3 s |
General performance
| Category | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| Top speed | 284 kph (176 mph) | 262 kph (163 mph) |
| Est. max acceleration | 0.65 g (6 m/s²) | 0.72 g (7 m/s²) |
| 18m slalom | 72.2 kph (44.9 mph) | 69.0 kph (42.9 mph) |
| Fuel economy | 9.8 l/100 km (24 mpg US / 29 UK) | 11.2 l/100 km (21 mpg US / 25 UK) |
| Lateral acceleration | 1.00 g (10 m/s²) | 0.94 g (9 m/s²) |
| 100 kph - 0 | 32 m (105 ft) | 34 m (112 ft) |
| 200 kph - 0 | 132 m (432 ft) | 140 m (461 ft) |
| 70 mph - 0 | 43 m (142 ft) | 48 m (156 ft) |
Summary
| Category | Porsche Boxster S | BMW M4 Convertible |
|---|---|---|
| Track Performance | 94 | 100 |
| Straight line speed | 91 | 100 |
| Overall | 93 | 100 |
Verdict
M4 Convertible is the fastest by a small margin.
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Acceleration graph
