BMW 6 Series Convertible (F12)
Car comparison
BMW 6 Series Convertible (F12) 650i · Stage 3vsBMW 6 Series Convertible (F12) 650i · Stage 2vsBMW 6 Series Convertible (F12) 650i · Stage 1vsBMW 6 Series Convertible (F12) 650i
Compare specs, acceleration, fuel consumption, dimensions, practicality, and estimated running costs side by side.
New comparisonBMW 6 Series Convertible (F12)
650i (Stage 2)
BMW 6 Series Convertible (F12)
650i (Stage 1)
BMW 6 Series Convertible (F12)
650i
Comparison overview
Use the estimates as comparison hints and verify exact figures before making decisions.
Best choices
BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp
- Quickest 0-100 km/h3.6 s
- Fastest top speed292 km/h181 mph
- Most powerful675 hp503 kW
- Highest torque1,008 Nm743 lb-ft
- Lightest1,940 kg4,277 lb
- Best power-to-weight348 hp/t259 kW/t2.9 kg/hp
- Lowest combined fuel consumption9.2 L/100 km25.6 mpg US30.7 mpg UK
- Lowest city consumption12.8 L/100 km18.4 mpg US22.1 mpg UK
- Lowest highway consumption7.1 L/100 km33.1 mpg US39.8 mpg UK
- Lowest CO2 emissions214 g/km
- Best estimated range761 km473 mi
- Largest trunk300 L
- Best overall score75/100
- Best performance score89/100
- Best economy score82/100
- Best practicality score45/100
Specification comparison
| Model | BMW6 Series Convertible (F12)650i (Stage 3)675 hp | BMW6 Series Convertible (F12)650i (Stage 2)585 hp | BMW6 Series Convertible (F12)650i (Stage 1)531 hp | BMW6 Series Convertible (F12)650i450 hp |
|---|---|---|---|---|
| Power | 675hp503kW+225 hp | 585hp436kW+135 hp | 531hp396kW+81 hp | 450hp336kW |
| Torque | 1,008Nm743lb-ft+358 Nm | 878Nm647lb-ft+228 Nm | 793Nm585lb-ft+143 Nm | 650Nm479lb-ft |
| Curb weight | 1,940kg4,277lb | 1,940kg4,277lb | 1,940kg4,277lb | 1,940kg4,277lb |
| Gross weight | 2,420kg5,335lb | 2,420kg5,335lb | 2,420kg5,335lb | 2,420kg5,335lb |
| Top speed | 292 km/h 181 mph | Unrestricted 290 km/h180 mph Restricted 280 km/h174 mph Calculated | 273 km/h 170 mph | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Calculated |
| To 99% top speed | 47.5s99% target: 289 km/h / 180 mph-14.8 s Calculated | 55.3s99% target: 287 km/h / 178 mph-6.9 s Calculated | 56.4s99% target: 270 km/h / 168 mph-5.9 s Calculated | 62.2s99% target: 257 km/h / 160 mph Calculated |
| 0-100 km/h | 3.6s-1.0 s | 3.9s-0.7 s | 4.2s-0.4 s | 4.6s |
| 0-200 km/h | 10.7s-5.9 s Calculated | 12.1s-4.4 s Calculated | 13.8s-2.8 s Calculated | 16.6s Calculated |
| 0-60 mph | 3.4s-1.0 s Calculated | 3.7s-0.6 s Calculated | 4.0s-0.4 s Calculated | 4.4s Calculated |
| Fuel consumption | 9.2L/100 km25.6mpg US30.7mpg UK | 9.2L/100 km25.6mpg US30.7mpg UK | 9.2L/100 km25.6mpg US30.7mpg UK | 9.2L/100 km25.6mpg US30.7mpg UK |
| Fuel consumption city | 12.8L/100 km18.4mpg US22.1mpg UK | 12.8L/100 km18.4mpg US22.1mpg UK | 12.8L/100 km18.4mpg US22.1mpg UK | 12.8L/100 km18.4mpg US22.1mpg UK |
| Fuel consumption highway | 7.1L/100 km33.1mpg US39.8mpg UK | 7.1L/100 km33.1mpg US39.8mpg UK | 7.1L/100 km33.1mpg US39.8mpg UK | 7.1L/100 km33.1mpg US39.8mpg UK |
| Quarter mile | 11.3s-1.4 s Calculated | 11.8s-0.9 s Calculated | 12.2s-0.6 s Calculated | 12.7s Calculated |
| Power-to-weight | 348hp/t259kW/t158hp/1000 lb Calculated | 302hp/t225kW/t137hp/1000 lb Calculated | 274hp/t204kW/t124hp/1000 lb Calculated | 232hp/t173kW/t105hp/1000 lb Calculated |
| Torque-to-weight | 519Nm/t347lb-ft/ton Calculated | 452Nm/t303lb-ft/ton Calculated | 409Nm/t274lb-ft/ton Calculated | 335Nm/t224lb-ft/ton Calculated |
| Estimated range | 761km473mi Calculated | 761km473mi Calculated | 761km473mi Calculated | 761km473mi Calculated |
| Displacement | 4,395cc268cu in | 4,395cc268cu in | 4,395cc268cu in | 4,395cc268cu in |
| Length | 4,894mm193in | 4,894mm193in | 4,894mm193in | 4,894mm193in |
| Width | 1,894mm75in | 1,894mm75in | 1,894mm75in | 1,894mm75in |
| Height | 1,365mm54in | 1,365mm54in | 1,365mm54in | 1,365mm54in |
| Wheelbase | 2,855mm112in | 2,855mm112in | 2,855mm112in | 2,855mm112in |
| Front track | 1,600mm63in | 1,600mm63in | 1,600mm63in | 1,600mm63in |
| Rear track | 1,665mm66in | 1,665mm66in | 1,665mm66in | 1,665mm66in |
| Ground clearance | 123mm5in | 123mm5in | 123mm5in | 123mm5in |
| Trunk volume | 300L | 300L | 300L | 300L |
| Max trunk volume | 350L | 350L | 350L | 350L |
| Doors | 2 | 2 | 2 | 2 |
| Seats | 4 | 4 | 4 | 4 |
| Fuel tank | 70L | 70L | 70L | 70L |
| CO2 emissions | 214g/km | 214g/km | 214g/km | 214g/km |
Performance charts
Use the estimates as comparison hints and verify exact figures before making decisions.
Dyno simulation
Estimated stock-style power and torque curves by engine speed.
- BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp: Power / Torque
- BMW 6 Series Convertible (F12) 650i (Stage 2) 585 hp: Power / Torque
- BMW 6 Series Convertible (F12) 650i (Stage 1) 531 hp: Power / Torque
- BMW 6 Series Convertible (F12) 650i 450 hp: Power / Torque
| Vehicle | Peak power RPM | Peak torque RPM | Max engine speed |
|---|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 5,500 rpm | 2,000-4,500 rpm | 5,750 rpm |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 5,500 rpm | 2,000-4,500 rpm | 5,750 rpm |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 5,500 rpm | 2,000-4,500 rpm | 5,750 rpm |
| BMW6 Series Convertible (F12)650i450 hp | 5,500 rpm | 2,000-4,500 rpm | 5,750 rpm |
Acceleration curve
Estimated speed over time for selected vehicles.
| Metric | BMW6 Series Convertible (F12)650i (Stage 3)675 hp | BMW6 Series Convertible (F12)650i (Stage 2)585 hp | BMW6 Series Convertible (F12)650i (Stage 1)531 hp | BMW6 Series Convertible (F12)650i450 hp |
|---|---|---|---|---|
| Acceleration checkpoints | ||||
0-60 mph 0-97 km/h | 3.4 s | 3.7 s | 4.0 s | 4.4 s |
0-100 km/h 0-62 mph | 3.6 s | 3.9 s | 4.2 s | 4.6 s |
0-200 km/h 0-124 mph | 10.7 s | 12.1 s | 13.8 s | 16.6 s |
| Top speed | 292 km/h 181 mph | Unrestricted 290 km/h180 mph Restricted 280 km/h174 mph Likely limited | 273 km/h 170 mph | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph Likely limited |
| Drag race simulation | ||||
60 ft 18 m | 2.0 s | 2.0 s | 2.0 s | 2.1 s |
330 ft 101 m | 5.0 s | 5.2 s | 5.3 s | 5.5 s |
1/8 mile 201 m | 7.5 s | 7.8 s | 8.0 s | 8.3 s |
1000 ft 305 m | 9.6 s | 10.0 s | 10.3 s | 10.7 s |
1/4 mile 402 m | 11.3 s | 11.8 s | 12.2 s | 12.7 s |
Trap speed 1/4 mile 402 m | 206 km/h 128 mph | 198 km/h 123 mph | 189 km/h 118 mph | 179 km/h 111 mph |
Power comparison
Bar comparison chart for Power. Higher is better · hp / kW
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 675 hp 503 kW |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 585 hp 436 kW |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 531 hp 396 kW |
| BMW6 Series Convertible (F12)650i450 hp | 450 hp 336 kW |
BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp has 225 hp more than BMW 6 Series Convertible (F12) 650i 450 hp.
The biggest power difference is between BMW 6 Series Convertible (F12) 650i 450 hp and BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp: 225 hp (168 kW).
Torque comparison
Bar comparison chart for Torque. Higher is better · Nm / lb-ft
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 1,008 Nm 743 lb-ft |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 878 Nm 647 lb-ft |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 793 Nm 585 lb-ft |
| BMW6 Series Convertible (F12)650i450 hp | 650 Nm 479 lb-ft |
Curb weight comparison
Bar comparison chart for Curb weight. Lower is better · kg / lb
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 1,940 kg 4,277 lb |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 1,940 kg 4,277 lb |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 1,940 kg 4,277 lb |
| BMW6 Series Convertible (F12)650i450 hp | 1,940 kg 4,277 lb |
Top speed without limiter comparison
Bar comparison chart for Top speed without limiter. Higher is better · km/h / mph
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 292 km/h 181 mph |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | Unrestricted 290 km/h180 mph Restricted 280 km/h174 mph |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 273 km/h 170 mph |
| BMW6 Series Convertible (F12)650i450 hp | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
0-100 km/h comparison
Bar comparison chart for 0-100 km/h. Lower is better · seconds
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 3.6 s |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 3.9 s |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 4.2 s |
| BMW6 Series Convertible (F12)650i450 hp | 4.6 s |
The biggest 0-100 km/h difference is between BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp and BMW 6 Series Convertible (F12) 650i 450 hp: 1.0 s.
The closest cars by acceleration are BMW 6 Series Convertible (F12) 650i (Stage 2) 585 hp and BMW 6 Series Convertible (F12) 650i (Stage 1) 531 hp, separated by only 0.2 s.
Fuel consumption comparison
Bar comparison chart for Fuel consumption. Lower is better · L/100 km / mpg US / mpg UK
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i450 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
Power-to-weight comparison
Bar comparison chart for Power-to-weight. Higher is better · hp/t / kW/t
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 348 hp/t 259 kW/t 2.9 kg/hp |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 302 hp/t 225 kW/t 3.3 kg/hp |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 274 hp/t 204 kW/t 3.7 kg/hp |
| BMW6 Series Convertible (F12)650i450 hp | 232 hp/t 173 kW/t 4.3 kg/hp |
Estimated range comparison
Bar comparison chart for Estimated range. Higher is better · km / mi
| Vehicle | Value |
|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 761 km 473 mi |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 761 km 473 mi |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 761 km 473 mi |
| BMW6 Series Convertible (F12)650i450 hp | 761 km 473 mi |
Performance spider chart
Radar chart comparing normalized performance and fuel-consumption scores.
| Vehicle | Power | Acceleration | Top speed |
|---|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 675 hp 503 kW | 3.6 s | 292 km/h 181 mph |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 585 hp 436 kW | 3.9 s | Unrestricted 290 km/h180 mph Restricted 280 km/h174 mph |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 531 hp 396 kW | 4.2 s | 273 km/h 170 mph |
| BMW6 Series Convertible (F12)650i450 hp | 450 hp 336 kW | 4.6 s | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph |
Most attractive quadrant
Scatter chart with performance score on the X axis and practicality score on the Y axis.
| Vehicle | Performance score | Practicality score | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp |
|
| ||||||||||||||
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp |
|
| ||||||||||||||
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp |
|
| ||||||||||||||
| BMW6 Series Convertible (F12)650i450 hp |
|
| ||||||||||||||
Performance vs fuel economy
Cars closer to the top-right corner combine stronger performance with better fuel economy scores.
| Vehicle | Performance score | Fuel economy score | ||||||
|---|---|---|---|---|---|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp |
| 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | ||||||
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp |
| 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | ||||||
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp |
| 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | ||||||
| BMW6 Series Convertible (F12)650i450 hp |
| 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | ||||||
BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp is closest to the top-right balance target for performance and fuel economy.
Acceleration vs fuel consumption
Cars closer to the lower-left corner offer a better mix of quick acceleration and low fuel consumption.
| Vehicle | Fuel consumption, L/100 km | 0-100 km/h, s |
|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 3.6 s |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 3.9 s |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 4.2 s |
| BMW6 Series Convertible (F12)650i450 hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 4.6 s |
Power-to-weight vs fuel consumption
The shaded area favors higher power-to-weight with lower combined fuel consumption.
| Vehicle | Power-to-weight, hp/t | Fuel consumption, L/100 km |
|---|---|---|
| BMW6 Series Convertible (F12)650i (Stage 3)675 hp | 348 hp/t 259 kW/t 2.9 kg/hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i (Stage 2)585 hp | 302 hp/t 225 kW/t 3.3 kg/hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i (Stage 1)531 hp | 274 hp/t 204 kW/t 3.7 kg/hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
| BMW6 Series Convertible (F12)650i450 hp | 232 hp/t 173 kW/t 4.3 kg/hp | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK |
Detailed score breakdown
| Vehicle | BMW6 Series Convertible (F12)650i (Stage 3)675 hp | BMW6 Series Convertible (F12)650i (Stage 2)585 hp | BMW6 Series Convertible (F12)650i (Stage 1)531 hp | BMW6 Series Convertible (F12)650i450 hp | ||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power | 675 hp 503 kW | 585 hp 436 kW | 531 hp 396 kW | 450 hp 336 kW | ||||||||||||||||||||||||||||||||
| Torque | 1,008 Nm 743 lb-ft | 878 Nm 647 lb-ft | 793 Nm 585 lb-ft | 650 Nm 479 lb-ft | ||||||||||||||||||||||||||||||||
| Acceleration | 3.6 s | 3.9 s | 4.2 s | 4.6 s | ||||||||||||||||||||||||||||||||
| Top speed | 292 km/h 181 mph | Unrestricted 290 km/h180 mph Restricted 280 km/h174 mph | 273 km/h 170 mph | Unrestricted 260 km/h162 mph Restricted 250 km/h155 mph | ||||||||||||||||||||||||||||||||
| Lightness | 1,940 kg 4,277 lb | 1,940 kg 4,277 lb | 1,940 kg 4,277 lb | 1,940 kg 4,277 lb | ||||||||||||||||||||||||||||||||
| Fuel consumption | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | 9.2 L/100 km 25.6 mpg US 30.7 mpg UK | ||||||||||||||||||||||||||||||||
| Practicality |
|
|
|
| ||||||||||||||||||||||||||||||||
| Range score | 761 km 473 mi | 761 km 473 mi | 761 km 473 mi | 761 km 473 mi | ||||||||||||||||||||||||||||||||
| CO2 score | 214 g/km | 214 g/km | 214 g/km | 214 g/km | ||||||||||||||||||||||||||||||||
| Trunk score | 300 L 10.6 cu ft | 300 L 10.6 cu ft | 300 L 10.6 cu ft | 300 L 10.6 cu ft | ||||||||||||||||||||||||||||||||
| Power-to-weight score | 348 hp/t 259 kW/t 2.9 kg/hp | 302 hp/t 225 kW/t 3.3 kg/hp | 274 hp/t 204 kW/t 3.7 kg/hp | 232 hp/t 173 kW/t 4.3 kg/hp | ||||||||||||||||||||||||||||||||
| Overall | Fixed score | Fixed score | Fixed score | Fixed score |
Fuel cost and annual usage
Estimate running costs from combined consumption, your annual distance, and the fuel price in your local currency.
Enter the fuel price in your local currency, for example €/L, $/gal, £/L or any other local currency.
LC = Local Currency
| Vehicle | BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp | BMW 6 Series Convertible (F12) 650i (Stage 2) 585 hp | BMW 6 Series Convertible (F12) 650i (Stage 1) 531 hp | BMW 6 Series Convertible (F12) 650i 450 hp |
|---|---|---|---|---|
| Consumption | 9.2 L/100 km25.6 mpg US30.7 mpg UK | 9.2 L/100 km25.6 mpg US30.7 mpg UK | 9.2 L/100 km25.6 mpg US30.7 mpg UK | 9.2 L/100 km25.6 mpg US30.7 mpg UK |
| Cost / 100 km | 16.10 LC100 km | 16.10 LC100 km | 16.10 LC100 km | 16.10 LC100 km |
| Cost / 100 mi | 25.91 LC100 mi | 25.91 LC100 mi | 25.91 LC100 mi | 25.91 LC100 mi |
| Annual fuel used | 1,380 L365 US gal304 UK gal | 1,380 L365 US gal304 UK gal | 1,380 L365 US gal304 UK gal | 1,380 L365 US gal304 UK gal |
| Annual fuel cost | 2,415 LC/year | 2,415 LC/year | 2,415 LC/year | 2,415 LC/year |
Head-to-head comparisons
BMW 6 Series Convertible (F12) 650i (Stage 3) 675 hp
- Has 90 hp more
- Has 130 Nm more
- Is 0.3 s quicker from 0-100 km/h
- Has 2 km/h (1 mph) higher top speed
- Has 46 hp/t better power-to-weight
Pros
- Quickest 0-100 km/h in this comparison
- Highest top speed
- Most powerful
- Highest torque
- Lightest
- Lowest combined fuel consumption
- Best power-to-weight ratio
- Best estimated range
- Largest trunk
Cons
- Highest CO2 emissions
BMW 6 Series Convertible (F12) 650i (Stage 2) 585 hp
No measurable advantages in the available data.
Choose cars to compare
Popular comparisons























