2023 BMW 8 Series 0-60 time, horsepower and power-to-weight
0-60 mph, quickest trim
3.1s
- M8 Competition AWD, 617 hp.
- Tested.
- 0-60: top 28% of 18 convertibles (2023).
- Horsepower: top 45% of 18 convertibles (2023).
Every trim: 0-60 and power-to-weight
| Trim | Engine | hp | Torque | Curb weight | hp per ton | lb per hp | 0-60 and basis | Transmission | Drivetrain | MSRP |
|---|---|---|---|---|---|---|---|---|---|---|
| M8 Competition AWD | 4.4L 8-cyl | 617 hp | 553 lb-ft | 4,560 lb | 271 | 7.4 | 3.1 sTested | 8-speed automatic | AWD | N/A |
| ALPINA B8 xDrive Gran Coupe AWD | 4.4L 8-cyl | 612 hp | 590 lb-ft | 4,831 lb | 253 | 7.9 | 3.3 sTested | 8-speed automatic | AWD | $144,900 |
| M8 Competition Gran Coupe AWD | 4.4L 8-cyl | 617 hp | 553 lb-ft | 4,480 lb | 275 | 7.3 | 3.4 sEstimate | 8-speed automatic | AWD | N/A |
| M850i xDrive AWD | 4.4L 8-cyl | 523 hp | 553 lb-ft | 4,427 lb | 236 | 8.5 | 3.5 sTested | 8-speed automatic | AWD | $102,500 |
| Alpina B8 Gran Coupe AWD | 4.4L | 612 hp | N/A | 4,626 lb | 265 | 7.6 | 3.6 sEstimate | 8-speed automatic | AWD | $144,900 |
| M850i xDrive AWD | 4.4L 8-cyl | 523 hp | 553 lb-ft | 4,691 lb | 223 | 9.0 | 3.8 sTested | 8-speed automatic | AWD | $112,100 |
| M850i xDrive Gran Coupe AWD | 4.4L | 523 hp | N/A | 4,626 lb | 226 | 8.8 | 4.0 sEstimate | 8-speed automatic | AWD | $102,500 |
| 840i xDrive AWD | 3.0L 6-cyl | 335 hp | 368 lb-ft | N/A | N/A | N/A | 4.4 sTested | 8-speed automatic | AWD | $90,400 |
| 840i xDrive AWD | 3.0L 6-cyl | 335 hp | 368 lb-ft | N/A | N/A | N/A | 4.6 sTested | 8-speed automatic | AWD | $100,000 |
| 840i RWD | 3.0L 6-cyl | 335 hp | 368 lb-ft | N/A | N/A | N/A | 4.7 sTested | 8-speed automatic | RWD | $87,500 |
| 840i Gran Coupe RWD | 3.0L 6-cyl | 335 hp | 368 lb-ft | N/A | N/A | N/A | 4.9 sTested | 8-speed automatic | RWD | $87,500 |
| 840i RWD | 3.0L 6-cyl | 335 hp | 368 lb-ft | N/A | N/A | N/A | 5.0 sTested | 8-speed automatic | RWD | $97,100 |
| 840i xDrive Gran Coupe AWD | 3.0L | 335 hp | N/A | 4,626 lb | 145 | 13.8 | 5.7 sEstimate | 8-speed automatic | AWD | $90,400 |
Ton = 2,000 lb. Curb weight, no passengers.
Estimates: a fit on 7,236 tested times, using power and weight. Typical error 0.3 s.
Engines offered
4 engines offered.
| Engine | Trims | hp | Cheapest trim | MSRP | Price step | Fuel a year | Fuel vs base |
|---|---|---|---|---|---|---|---|
| 3.0L 6-cyl | 6 | 335 hp | 840i Gran Coupe RWD | $87,500 | Base | $1,600 | Base |
| 4.4L 8-cyl | 3 | 523 hp | M850i xDrive AWD | $102,500 | +$15,000 | $2,021 | +$421 |
| 4.4L 8-cyl | 2 | 612 hp | Alpina B8 Gran Coupe AWD | $144,900 | +$42,400 | $2,021 | +$421 |
| 4.4L 8-cyl | 2 | 617 hp | M8 Competition AWD | N/A | N/A | $2,021 | +$421 |
12,000 miles a year. Gas $3.20.
Turbo: only when the engine or trim name says so.
Transmission
CVT: no.
| Transmission | Trims | Cheapest trim | MSRP | Quickest 0-60 |
|---|---|---|---|---|
| 8-speed automatic | 13 | 840i RWD | $87,500 | 3.1 s |
Rivals with more hp and better mpg
Compared with the 840i RWD: 335 hp, 24 mpg, $87,500. Other makes, convertibles, within 15% of the price.
No rival beats it on both.
8 Series by year
Which is faster?
Quickest trim of each car, unless you pick a trim.
Pick a car to compare.
What this cannot tell you
0-60 times vary by test. Estimates use power and weight only.
Fuel cost uses EPA combined ratings.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree