2013 BMW i8 I12

The BMW i8 is a coupé with 2 doors and a mid mounted powerplant which transmits the power through the rear wheels. It is part of BMW's I12 model series. Power is produced by a double overhead camshaft, 1.5 litre turbocharged 3 cylinder powerplant, with 4 valves per cylinder that develops power and torque figures of 228 bhp (231 PS/170 kW) at 5800 rpm and 320 N·m (236 lb·ft/32.6 kgm) at 3700 rpm respectively. This power is delivered to the wheels via a 6 speed automatic gearbox. Stated kerb weight is 1490 kg. Its maximum speed stated is 250 km/h or 155 mph, and carbon dioxide emissions are 59.0 g/km.

Pictures

BMW i8 -
BMW i8
Image courtesy of BMW
BMW i8 -
BMW i8
Image courtesy of BMW

Key facts

2013 BMW i8 I12 information summary

What body style?
2 door fixed-head coupé with 2+2 seats
How long?
4689 mm
How heavy?
1490 kg
What size engine?
1.5 litre, 1499 cm3
How many cylinders?
3, Straight
How much power?
231 PS / 228 bhp / 170 kW @ 5800 rpm
How much torque?
320 Nm / 236 ft.lb / 32.6 kgm @ 3700 rpm
How quick?
0-100 km/h: 4.4 s
How fast?
250 km/h, 155 mph
What carbon dioxide emissions?
59.0 CO2 g/km

BMW I12 models

2 door fixed-head coupé MR 6A 1499 cm3 231 PS 228 bhp 170 kW 1567 kg
BMW i8 Proton Red Edition -
2 door fixed-head coupé MR 6A 1499 cm3 231 PS 228 bhp 170 kW 1567 kg
2 door fixed-head coupé MR 6A 1499 cm3 231 PS 228 bhp 170 kW 1567 kg

Similar models

2 door fixed-head coupé MR 6M 1998 cm3 250 PS 247 bhp 184 kW 1580 kg
Mitsuoka Orochi -
2 door fixed-head coupé MR 5A 3314 cm3 233 PS 230 bhp 172 kW 1590 kg
2013 BMW i8 data
bodywork
Body type2+2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
Wheelbase 2800 110.2
Track/tread (front) 1644 64.7
Track/tread (rear) 1715 67.5
Length 4689 184.6
Width 1942 76.5
Height 1293 50.9
Ground clearance
length:wheelbase ratio 1.67
Kerb weight 1490 kg 3285
Weight distribution
fuel tank capacity
aerodynamics
Drag coefficient 0.26
Frontal area
CdA
engine
engine type turbocharged petrol
Engine manufacturer BMW
Engine code 103
Cylinders Straight 3
Capacity 1.5 litre
1499 cc
(91.475 cu in)
Bore × Stroke 82 × 94.6 mm
3.23 × 3.72 in
Bore/stroke ratio 0.87
Valve gear double overhead camshaft (DOHC)
4 valves per cylinder
12 valves in total
maximum power output 231 PS (228 bhp) (170 kW)
at 5800 rpm
Specific output 152.1 bhp/litre
2.49 bhp/cu in
maximum torque 320 Nm (236 ft·lb) (32.6 kgm)
at 3700 rpm
Specific torque 213.48 Nm/litre
2.58 ft·lb/cu3
Engine construction
sump wet sumped
compression ratio 9.5:1
Fuel system direct petrol injection
bmep (brake mean effective pressure) 2682.6 kPa (389.1 psi)
Maximum RPM
crankshaft bearings
Engine coolant Water
Unitary capacity 499.67 cc
Aspiration Turbo
Compressor BMW TwinPower Turbo
Intercooler
Catalytic converter Y
Hybrid drivetrain
Secondary motor type BMW eDrive synchronous electric motor
Secondary power 131.0 PS (129 bhp, 96.3 kW)
Secondary torque 250.0 Nm (184 ft·lb, 25 kgm) @ 0 rpm
Maximum system output 362.0 PS
Maximum system torque
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h 4.4 s
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 250 km/h (155 mph)
Power-to-weight ratio 155.15 PS/tonne (1000 kg)
114.11 kW/tonne (1000 kg)
153.02 bhp/tonne (1000 kg)
0.07 bhp/lb
Weight-to-power ratio 8.76 kg/kW
14.64 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions 59.0 g/km
Carfolio Calculated CO2 ?
VED band (UK) A
CO2 Effizienz (DE) A+
chassis
Engine position mid
Engine layout transverse
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle
Front suspension
Rear suspension
Wheel size front 7J x 20
Wheel size rear 7½J x 20
Tyres front 195/50 R 20
Tyres rear 215/45 R 20
Brakes F/R VeDi/VeDi-S-ABS
Front brake diameter
Rear brake diameter
Braked area
Gearbox 6
Top gear ratio
Final drive ratio
general
Carfolio.com ID352253
Production total
Model code
Model family I12
RAC rating 12.5
Insurance classification No information available
Tax band No information available
2013 BMW i8 added 2013-08-07.
Last modified 2016-07-01.