2018 Buick Regal Sportback Specifications
Compare all 5 trims side by side
| Specification | base | 4-Door Sedan Essence AWD | 4-Door Sedan FWD | 4-Door Sedan GS AWD | 4-Door Sedan Preferred II AWD |
|---|---|---|---|---|---|
| Engine | |||||
| Horsepower | 250 hp | 250 hp | 250 hp | 310 hp | 250 hp |
| Torque | 260 lb-ft | 295 lb-ft | 260 lb-ft | 282 lb-ft | 295 lb-ft |
| Displacement | 2.0L | 2.0L | 2.0L | 3.6L | 2.0L |
| Cylinders | 4 | 4 | 4 | 6 | 4 |
| Engine Type | Turbocharged Gas I4 | Gas | Gas | Gas | Gas |
| Transmission | Automatic 9-spd | Automatic 9-spd | Automatic 9-spd | Automatic 9-spd | Automatic 9-spd |
| Drivetrain | Front-Wheel Drive | All Wheel Drive | Front Wheel Drive | All Wheel Drive | All Wheel Drive |
| Fuel Type | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline | Regular Gasoline |
| Performance | |||||
| Fuel Tank | 61.7L | 61.7L | 61.7L | 61.7L | 61.7L |
| Curb Weight | 4096 lbs | 4096 lbs | 3885 lbs | 4270 lbs | 4081 lbs |
| Towing | 1000 lbs | 1000 lbs | 1000 lbs | 1000 lbs | 1000 lbs |
| Dimensions | |||||
| Length | 4900 mm | 4900 mm | 4900 mm | 4900 mm | 4900 mm |
| Width | 1860 mm | 1862 mm | 1862 mm | 1862 mm | 1862 mm |
| Height | 1460 mm | 1455 mm | 1455 mm | 1455 mm | 1455 mm |
| Wheelbase | 2830 mm | 2830 mm | 2830 mm | 2830 mm | 2830 mm |
| Cargo | 892.0L | 892.0L | 892.0L | 892.0L | 892.0L |
| Seats | 5 | 5 | 5 | 5 | 5 |
| Body | Sedan | Sedan | Sedan | Sedan | Sedan |
| Tires & Wheels | |||||
| Front Tires | P225/55R17 | 245/45R18 | 245/45R18 | 245/40R19 | 245/45R18 |
| Rear Tires | P225/55R17 | 245/45R18 | 245/45R18 | 245/40R19 | 245/45R18 |
| Wheel Size | 17" | 18" | 18" | 19" | 18" |
| Brakes & Suspension | |||||
| Front Suspension | MacPherson Strut | MacPherson Strut | MacPherson Strut | MacPherson Strut | MacPherson Strut |
| Rear Suspension | 4-Link | 5-Link | 4-Link | 5-Link | 5-Link |
| Fluids & Maintenance | |||||
| Oil Type | 5W-30 | 5W-30 | 5W-30 | 5W-30 | 5W-30 |
| Oil Capacity | 5.7L | 5.7L | 5.7L | 5.7L | 5.7L |
| Electric / Hybrid | |||||