Comparison Alpina B3 Touring (G21) 3.0 (462 Hp) Allrad Switch-Tronic & Buick Excelle GX II (facelift 2018) 20T (169 Hp) Automatic & Acura TLX I (facelift 2017) 3.5 V6 (294 Hp) AWD Automatic
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| Brand: | Alpina | Buick | Acura |
| Model: | B3 | Excelle GT | TLX |
| Generation: | B3 Touring (G21) | Excelle GX II (facelift 2018) | TLX I (facelift 2017) |
| Engine / modification: | 3.0 (462 Hp) Allrad Switch-Tronic | 20T (169 Hp) Automatic | 3.5 V6 (294 Hp) AWD Automatic |
| Production start: | 2019 year | 2018 year | 2017 year |
| Production end: | 2020 year | ||
| Coupe type: | Combi | Sedan | |
| Num. of Doors: | 5 | 5 | 4 |
| Num. of seats: | 5 | 5 | 4-5 |
| Fuel consumption / economy - urban: | 13.2 l/100 km | 11.2-11.8 l/100 km | |
| Fuel consumption / economy - extra urban: | 7.9 l/100 km | 7.8-8.1 l/100 km | |
| Fuel consumption / economy - combined: | 9.8 l/100 km | 5.8 l/100 km | 9.8-10.2 l/100 km |
| Fuel Type: | Petrol (Gasoline) | Petrol (Gasoline) | Petrol (Gasoline) |
| Drag coefficient: | 0.28 | ||
| Fuel tank volume: | 59 l | 52 l | 65 l |
| Combined fuel consumption (WLTP): | 11.1 l/100 km | ||
| Emission standard: | Euro 6d-ISC-FCM | ||
| CO2 emissions: | 224 g/km | ||
| Power: | 462 hp | 169 hp | 294 hp |
| Max power in: | 5000-7000 rpm. | 5600 rpm. | 6200 rpm. |
| Maximum speed: | 300 km/h | 205 km/h | |
| Acceleration from 0 to 100 km/h: | 3.9 sec | 8.8 sec | |
| CO2 emissions (WLTP): | 252 g/km | ||
| Torque: | 700 Nm @ 3000-4250 rpm. | 250 Nm @ 1700-4400 rpm. | 362 Nm @ 4500 rpm. |
| Model Engine: | J35Y6 | ||
| Engine position: | Front, longitudinal | Front, transverse | Front, transverse |
| Engine displacement: | 2993 cm3 | 1490 cm3 | 3471 cm3 |
| Engine oil capacity: | 4.3 l | ||
| Coolant: | 8.4 l | ||
| Fuel System: | Direct injection | Direct injection | Direct injection |
| Maximum engine speed: | 6800 rpm. | ||
| Aspiration / Turbine: | BiTurbo | Turbocharger | |
| Position of cylinders: | Inline | Inline | V engine |
| Valvetrain: | SOHC, i-VTEC | ||
| Number of cylinders: | 6 | 4 | 6 |
| Number of valves per cylinder: | 4 | 4 | 4 |
| Compression ratio: | 9.3 | 11.5 | |
| Piston Stroke: | 90 mm | 93 mm | |
| Cylinder Bore: | 84 mm | 89 mm | |
| Wheel Drive: | All wheel drive (4x4) | Front wheel drive | All wheel drive (4x4) |
| Number of Gears (automatic transmission): | 8 SWITCH-TRONIC | 7 DCG | 9 SportShift |
| Length: | 4719 mm | 4718 mm | 4869 mm |
| Width: | 2068 mm | 1802 mm | 1854 mm |
| Height: | 1438 mm | 1471 mm | 1448 mm |
| Wheelbase: | 2851 mm | 2700 mm | 2776 mm |
| Front track: | 1577 mm | 1540 mm | 1595 mm |
| Rear (Back) track: | 1572 mm | 1558 mm | 1603 mm |
| Ride height(clearance): | 150 mm | ||
| Minimum volume of Luggage (trunk): | 500 l | 460 l | 405 l |
| Maximum amount of Luggage (trunk): | 1510 l | ||
| Front suspension: | Independent type McPherson | Independent, Spring McPherson, with stabilizer | |
| Rear suspension: | Multi-link independent | Multi-link independent | |
| Max weight: | 2490 kg | ||
| Front brakes: | Ventilated discs | Ventilated discs | |
| Rear brakes: | Disc | Disc | |
| Kerb Weight: | 1865 kg | 1320 kg | 1708-1741 kg |
| ABS: | yes | yes | yes |
| Steering type: | Steering rack and pinion | Steering rack and pinion | |
| Power steering: | Electric Steering | Electric Steering | |
| Minimum turning circle (turning diameter): | 12.04 m | ||
| Permitted trailer load with brakes (12%): | 1800 kg | ||
| Permitted trailer load without brakes: | 750 kg | ||
| Tire size: | Front wheel tires: 255/35 ZR19 | 205/55 R16 | 225/50 R18; 245/40 R19 |
| Wheel rims size: | Front wheel rims: 8.5J x 19 | R16 | 7.5J x 18; 8.0J x 19 |