The Comparative Analysis :

BMW i8 Roadster (18 - ..) vs. Audi R8 Spyder 5.2 FSI V10 plus quattro S tronic (17 - 18)

€ 155,000
BMW i8 Roadster (18 - ..) BMW i8 Roadster
€ 209,000
 Audi R8 Spyder 5.2 FSI V10 plus quattro S tronic (17 - 18) Audi R8 Spyder 5.2 FSI V10 plus
€ 155,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 209,000

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The BMW i8 Roadster is considerably bigger in every dimension. It's 10.4 inches longer, 0.1 inches wider and 1.8 inches taller than the Audi R8 Spyder 5.2 FSI V10 plus.
BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
50.7
Blueprint BMW i8 Roadster (18 - ..)
76.5
87.3
49
Blueprint Audi R8 Spyder 5.2 FSI V10 plus quattro S tronic (17 - 18)
76.4
80.2
76.5 in
Width
76.4 in
87.3 in
Width Incl. Mirrors
80.2 in
50.7 in
Height
49 in
Blueprint BMW i8 Roadster (18 - ..)
110.2
184.6
Blueprint Audi R8 Spyder 5.2 FSI V10 plus quattro S tronic (17 - 18)
104.3
174.3
184.6 in
Length
174.3 in
110.2 in
Wheelbase
104.3 in

Vehicle Weight

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
3682 lb
Curb Weight
3902 lb
4332 lb
Gross Vehicle
Weight
4486 lb
BMW i8 Roadster (18 - ..)
Weight Difference:
220 lb
5.64 %
Audi R8 Spyder 5.2 FSI V10 plus quattro S tronic (17 - 18)

General

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
I15
Generation
4S
Roadster
Car Body Style
Roadster
Premium Unleaded
Fuel Type
Premium Unleaded
On-demand four-wheel drive (4WD) with automatic engagement
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
3-cylinder plug-in hybrid gasoline engine with tur­bo­charger
Engine Type
V10 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW B38
Engine Series
B38-K15
Engine Code
CSPA, DKAA
4
Valves
4
3
Cylinders
10
1.5 L / 73 cu in
Displacement
5.2 L / 254 cu in
369 hp
at 5800 rpm
Power
602 hp
at 8250 rpm
BMW i8 Roadster
369 hp
602 hp
Audi R8 Spyder 5.2 FSI V10 plus
420 lb‑ft
at 3700 rpm
Max. Torque
413 lb‑ft
at 6500 rpm
BMW i8 Roadster
420 lb‑ft
413 lb‑ft
Audi R8 Spyder 5.2 FSI V10 plus

Performance

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
155 mph
Maximum Speed
204 mph
4.6 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph 62
mph

210 ft
0.000 sec

BMW i8 Roadster

62 mph 62
mph

151 ft
0.000 sec

Audi R8 Spyder 5.2 FSI V10 plus

▶ REPLAY
9.98 lb/hp
Weight-to-Power Ratio
6.48 lb/hp
BMW i8 Roadster
9.98 lb/hp
6.48 lb/hp
Audi R8 Spyder 5.2 FSI V10 plus

Fuel Economy / Emissions

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
Fuel Economy
118 mpg
combined
17 mpg
BMW i8 Roadster
118 mpg
17 mpg
Audi R8 Spyder 5.2 FSI V10 plus
No data
city
12 mpg
No data
highway
No data
Kraftstoffanzeige
7.9 gal
Fuel Tank Capacity
21.1 gal
Kraftstoffanzeige
932 mi
Range
365 mi
BMW i8 Roadster
932 mi
365 mi
Audi R8 Spyder 5.2 FSI V10 plus
Environmental Impact
37.8 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
257.7 kWh
BMW i8 Roadster
37.8 kWh
257.7 kWh
Audi R8 Spyder 5.2 FSI V10 plus
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6b (NEFZ)
80 g/mi (WLTP)
CO2 Emissions
497 g/mi (NEFZ)

Practical Convenience

BMW i8 Roadster
Audi R8 Spyder 5.2 FSI V10 plus
3
Doors
2
2
No. of Seats
2
650 lb
Maximum Payload
584 lb
2.5 cu ft
Trunk Volume
3.2 cu ft
No data
Cargo Volume (Seats Down)
No data