Compare BMW i8 Roadster vs BMW Z3 E36/7 vs Mazda MX-5 NC1

Variants
Euro 6
Euro 6d
1.8 M43B18
1.8 M43B19
1.9
1.9 AT
2.0
2.2i
2.2i AT
2.8
2.8 AT
3.0i
1.8
2.0 AT
2.0 6MT

Capacity

Cargo Capacity
88 L / 3.1 cu-ft
165 L / 5.8 cu-ft
150 L / 5.3 cu-ft
Engine Oil Capacity
4.2 L / 4.5 qt
Fuel Capacity
30.0 L / 7.9 gal
51.0 L / 13.5 gal
50.0 L / 13.2 gal
Passengers
2
2
2

Chassis

Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Disc
Disc
Power Steering
Electric Steering
Hydraulic Steering
Suspension | Front
Double-wishbone
MacPherson strut
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Double-wishbone
Tire Size
Front wheel tires: 195/50 R20 Rear wheel tires: 215/45 R20
Turning Circle
12.3 m / 40.3 ft

Construction

Battery | Capacity
11.6 kWh (gross) | 9.4 kWh (net)
Battery | Type
Lithium-ion
Battery | Voltage
355.0 V
Body Style
2-door plug-in hybrid Convertible
2-door Convertible
2-door Convertible

Dimensions

Size | Height
1245 mm / 49.0 in
Size | Length
4689 mm / 184.6 in
3995 mm / 157.3 in
Size | Width
1942 mm / 76.5 in | 2218 mm / 87.3 in (mirror unfolded)
1720 mm / 67.7 in
Track Width | Front
1644.0 mm / 64.7 in
1490.0 mm / 58.7 in
Track Width | Rear
1721.0 mm / 67.8 in
1495.0 mm / 58.9 in
Weight
1595.0 kg / 3516.4 lbs
Wheel Size
Front wheel rims: 7J x 20 Rear wheel rims: 7.5J x 20
Wheelbase
2800 mm / 110.2 in
2446 mm / 96.3 in
2330 mm / 91.7 in

Performance

Acceleration | 0 - 100 km/h
4.6 sec
Acceleration | 0 - 60 mph
4.4 sec
CO2 Emission
46 g/km
Coefficient Of Drag
0.28
Electric Range
53.0 km / 32.9 mi
Fuel Economy
2.0 L/100km / 117.6 MPG (combined)
Top Speed
250.0 km/h / 155.3 mph, 120.0 km/h / 74.6 mph (EV mode)

Powertrain

Drivetrain Layout
Rear-engine (transverse), All-wheel drive
Front-engine (longitudinal), Rear-wheel drive
Engine
B38K15T0
Engine | Bore
82.0 mm / 3.2 in
Engine | Compression Ratio
9.5:1
10.8:1
Engine | Displacement
1.5 L / 91.5 cu-in / 1499.0 cc
Engine | Specific Output
154.1 hp/L / 2.5 hp/cu-in
Engine | Stroke
94.6 mm / 3.7 in
83.1 mm / 3.3 in
Engine | Torque
320 Nm / 236.0 lb-ft @ 3700 rpm + 250 Nm / 184.4 lb-ft
Engine | Type
Twin-scroll turbocharged direct-injected petrol inline-3 engine with 4 values per cylinder
Transmission | Gears
6-speed
Transmission | Type
Automatic

Production

Availability
2005 ~ 2008

Reviews

Neofiliac score
37%
61%
86%
Pros
  • Supercar-like styling
  • Warms the heart of snowflakes
  • Good 0.28 drag coefficient
  • Lightweight sports car with I6 option
  • Good styling
  • Open top driving
  • Superb handling characteristics
  • High reliability
  • New hard top
  • Sweet manual transmissions
  • Improved performance
Cons
  • Tiny, lethargic engine
  • Poor performance
  • Complex and unreliable
  • Impractical
  • Stuck with MacPherson struts in the front
  • Not very light
  • Only available with small engines
  • Very little cargo space

Price

Offers (incl. referral links)
Remove
Remove
Remove
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.