Technical specifications
| Clear list | Buick LaCrosse | Acura RLX |
| Totals | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Mark | Buick | Acura |
| Model | LaCrosse 3.6 | RLX 3.5 |
| Year | 2016 | 2017 |
| Number of doors/seats | 4/5 | 4/5 |
| Body type | Sedan | Sedan |
| Unladen Weight | - | 1784 |
| Gross Weight Limit | - | - |
| Top Speed, km/h | - | - |
| Acceleration 0-100 kph | - | - |
| Minimum turning radius, m | - | - |
| Cargo Volume, min/max, L | 402 | 422 |
| Dimensions specifications, mm | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Length | 5017 | 4982 |
| Width | 1859 | 1890 |
| Height | 1460 | 1465 |
| Wheelbase | 2905 | 2850 |
| Front/rear Track | 1599/1602 | 1632/1630 |
| Ground clearance | 150 | 115 |
| Engine specifications | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Type | Gasoline Direct Injection | Gasoline Direct Injection |
| Displacement, cm3 | 3649 | 3476 |
| Compression ratio | 11.5 | - |
| Number and arrangement of cylinders | V6 | V6 |
| The diameter of the cylinder x stroke, mm | 95x85.8 | 89.7x92.3 |
| Number of valves | 24 | 24 |
| Power, hp/rpm | 305/6800 | 310/5800 |
| Max torque, Nm/RPM | 363/5200 | 272/4500 |
| Transmission specifications | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Gearbox | 8-speed automatic | 6-speed automatic |
| Drive Type | Front wheel drive | Front wheel drive |
| Suspension specifications | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Front | MacPherson strut | MacPherson strut |
| Rear | multi-link suspensions | multi-link suspensions |
| Tire Size | 235/50 R18, 245/40 R20 | 245/45 R18, 245/40 R19 |
| Disk | 5x115 ET40 d70.1
| 5x114.3 ET47 d64.1
|
| Brakes specifications | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| Front | Ventilated discs | Ventilated discs |
| Rear | Discs | Discs |
| Fuel consumption specifications, L/100 km | Buick LaCrosse 3.6 × | Acura RLX 3.5 × |
| City | 13 | 11.8 |
| Highway | 8.5 | 7.5 |
| Combined | - | 9.9 |
| Fuel | 95 | 92 |
| Tank, L | - | 70 |
| Clear list | Buick LaCrosse | Acura RLX |
