Alpina B3 Biturbo vs Mercedes-Benz CLA 45 AMG
| Category | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| Engine layout | 2.0 l R4 | 3.0 l R6 |
| Max power (ps / bhp) | 360 / 355 | 410 / 404 |
| Max torque (Nm / lb-ft) | 450 / 332 | 600 / 443 |
| Curb weight (kg / lb) | 1579 / 3481 | 1644 / 3624 |
| Power / tonne (ps / bhp) | 228 / 225 | 249 / 246 |
| Average price | €61,000 | €73,000 |
Lap Times
| Track | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| Hockenheim Short | 1:14.00 | 1:15.30 |
Acceleration
| Speed & distance | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| 0 - 40 kph | 1.4 s | 1.5 s |
| 0 - 100 kph | 4.4 s | 4.2 s |
| 0 - 160 kph | 10.0 s | 9.3 s |
| 0 - 200 kph | 16.6 s | 14.0 s |
| 0 - 60 mph | 4.2 s | 4.7 s |
| Est. 1/8 mile | 9.0 s @ 93.8 mph | 8.6 s @ 98.2 mph |
| 1/4 mile | 12.7 s @ 109.4 mph | 13.1 s @ 112.5 mph |
Rolling acceleration
| Speed | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| 80 - 120 kph (4) | 4.1 s | 3.3 s |
| 80 - 120 kph (5) | 5.8 s | 4.3 s |
| 80 - 120 kph (6) | 9.2 s | 6.1 s |
| 80 - 120 kph (7) | 18.7 s | 8.6 s |
| 80 - 160 kph (4) | 8.6 s | 6.9 s |
| 80 - 160 kph (5) | 12.0 s | 8.7 s |
| 80 - 160 kph (6) | 18.8 s | 12.1 s |
| Est. 100 - 200 kph | 12.8 s | 10.1 s |
General performance
| Category | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| Top speed | 270 kph (168 mph) | 305 kph (190 mph) |
| Est. 0 - 100 mph - 0 | 17.7 s @ 1526 ft | 12.8 s @ 902 ft |
| Est. max acceleration | 0.68 g (7 m/s²) | 0.72 g (7 m/s²) |
| 18m slalom | 68.6 kph (42.6 mph) | 67.0 kph (41.6 mph) |
| Fuel economy | 7.7 l/100 km (31 mpg US / 37 UK) | 10.3 l/100 km (23 mpg US / 27 UK) |
| 100 kph - 0 | 33 m (108 ft) | 35 m (114 ft) |
| 200 kph - 0 | 134 m (439 ft) | 142 m (465 ft) |
Summary
| Category | CLA 45 AMG | Alpina B3 Biturbo |
|---|---|---|
| Track Performance | 100 | 95 |
| Straight line speed | 1703 | 2194 |
| Total | 1803 | 2289 |
Verdict
B3 Biturbo is the fastest by considerable margin.
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Acceleration graph
