| Clear list | | |
| Totals |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Mark | BMW | BMW |
| Model | i8 1.5 Roadster | 4er (2013-2017) 2.0 (428i Cabrio) |
| Year | 2017 | 2013-2017 |
| Number of doors/seats | 2/4 | 2/4 |
| Body type | Roadster | Cabriolet |
| Unladen Weight | 1595 | 1755 (1775) |
| Gross Weight Limit | - | 2140 (2160) |
| Top Speed, km/h | 250 | 250 |
| Acceleration 0-100 kph | 4.6 | 6.4 |
| Minimum turning radius, m | 6.2 | 5.7 |
| Cargo Volume, min/max, L | 88 | 220/370 |
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| Dimensions specifications, mm |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Length | 4689 | 4638 |
| Width | 1942 | 1825 |
| Height | 1291 | 1384 |
| Wheelbase | 2800 | 2810 |
| Front/rear Track | 1644/1721 | 1545/1594 |
| Ground clearance | 117 | - |
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| Engine specifications |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Type | Gasoline Direct Injection, turbocharging | Gasoline Direct Injection, turbocharging |
| Displacement, cm3 | 1499 | 1997 |
| Compression ratio | 9.5 | 10 |
| Number and arrangement of cylinders | 3 cylinders, in-line | 4 cylinders, in-line |
| The diameter of the cylinder x stroke, mm | 82x94.6 | 84х90.1 |
| Number of valves | 12 | 16 |
| Power, hp/rpm | 231/5800+131 | 245/5000-6500 |
| Max torque, Nm/RPM | 320/3700+250 | 350/1250–4800 |
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| Transmission specifications |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Gearbox | 6-speed automatic | 6-speed manual / 8-speed automatic |
| Drive Type | All wheel drive | Rear wheel drive |
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| Suspension specifications |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Front |
Upper and lower A-arm (double wishbone) |
MacPherson strut |
| Rear |
multi-link suspensions |
multi-link suspensions |
| Tire Size | 195/50 R20, 215/45 R20
| 225/50 R17
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| Disk | 5x120 ET35 d72.6
| 5x120 ET35 d72.6
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| Brakes specifications |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| Front | Ventilated discs | Ventilated discs |
| Rear | Ventilated discs | Ventilated discs |
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| Fuel consumption specifications, L/100 km |
BMW i8 1.5 Roadster
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BMW 4er (2013-2017) 2.0 (428i Cabrio)
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| City | - | 8.8 (8.6) |
| Highway | - | 5.7 (5.5) |
| Combined | 2.1 | 6.8 (6.6) |
| Fuel | 95 | 95 |
| Tank, L | 30 | 60 |
| Clear list | | |
