2003 Z4 Roadster 2.5i Specs2003 (E85) BMW Z4 Roadster 2.5i Specifications & Performance
2003 - 2006 (E85)
Tech Specs Summary
- 
- 2.5 L Inline 6
- 
- 146 mph
- 
- 7.0 seconds
- 
- 189 BHP
- 
- 31.4 mpg
- 
- 2 Doors
- 
- 2 Seats
- 
- 260 L
- 
- 1,335 kg
- Front - RWD
Performance
- Top Speed
- 146 mph
- 0-62 mph
- 7.0 seconds
- 0-60 mph
- 6.8 seconds
- Power-to-Weight
- 142 BHP/Tonne
- Power
- 189 BHP
- Torque
- 181 lb·ft
Fuel Economy
- Combined
- 31.4 mpg
- Total Range
- 379 Miles
Petrol Engine
- Displacement
- 2.5 Litre
- 2,494 cc
- Configuration
- Inline 6
- Aspiration
- Natural
- Peak Power
- 189 BHP @ 6,000 RPM
- 192 ps @ 6,000 RPM
- Peak Torque
- 181 lb·ft @ 3,500 RPM
- 245 N·m @ 3,500 RPM
- Valvetrain
- DOHC
- Valves/Cylinder
- 4 (24v Total)
- Fuel Injection
- Multi-point
- Position
- Front Engine
- Orientation
- Longitudinal
- Fuel
- Petrol
- Fuel Tank Capacity
- 55 Litres
Extra Engine Specs
- Engine Name
- M54B25
- Compression Ratio
- 10.5:1
- Bore x Stroke
- 84 x 75 mm
- Bore-Stroke Ratio
- 1.12:1
- Over-Square
- Specific Output
- 76 BHP/L
- Power/Cylinder
- 32 BHP
- Unitary Capacity
- 416 cc
- BMEP
- 12.3 Bar
- 179 PSI
Drivetrain & Chassis
- Driven Wheels
- RWD
- Rear-wheel Drive
- Gearbox (MT)
- 5 Gears
- Gearbox (AT)
- 5 Gears
- Tyre Sizes
- 225/50R16 V
- Front Suspension
- MacPherson Strut
- Rear Suspension
- Multi-Link
- Front Brakes
- Vented Disc
- Rear Brakes
- Solid Disc
Dimensions & Practicality
- Body Style
- Compact Roadster
- Doors
- 2
- Seats
- 2
- Cargo Space
- 260 L
- Kerb Weight
- 1,335 kg
- Gross Weight
- 1,560 kg
- Maximum Payload
- 225 kg
- Length
- 4,091 mm
- Width
- 1,781 mm
- Height
- 1,299 mm
- Wheelbase
- 2,495 mm
- Front Track
- 1,473 mm
- Rear Track
- 1,523 mm
Euro NCAP Results
- Adult Occupant
- ★★★★☆
- Pedestrian
- ★★☆☆
★★★★★
★★★★★
3
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