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BMW Z4 E85 LCI, facelift 2006 2.5si (218 Hp) Steptronic
Overall Rating
BMW Z4:
The first generation of the BMW Z4 consists of the BMW E85 and BMW E86 sports cars. The E85/E86 generation was produced from 2002 to 2008. The E85/E86 replaced the Z3 and is the third model in the BMW Z Series. Initial models were in the roadster body style, with the coupé body style being added in 2006. In February 2009, the BMW Z4 began production as the successor to the E85/E86.
As was its Z3 predecessor, the E85/E86 was manufactured in Greer, South Carolina. The M model, the Z4 M, is powered by the S54 straight-six engine....(Read more on Wikipedia)
E85 LCI, facelift 2006 Overview:
BMW Z4 (E85 LCI, facelift 2006). With 250 Nm of torque, it offers ample pulling power. Weighing only 1290 kg, it’s quite light. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is good (0–100 km/h in 6.9 s). The top speed reaches 238 km/h. A two-seater convertible designed for open-top driving pleasure. Seating for 2 makes it ideal for daily use.
2.5si (218 Hp) Steptronic Verdict:
Performance Verdict
A good balance of power and refinement, the 2.5si with Steptronic offers smooth acceleration, suitable for comfortable touring and effortless overtaking.
Fuel Economy
Offers a decent compromise between performance and fuel efficiency, slightly better than the 3.0si, making it a well-rounded choice.
Pros and Cons:
Pros:
- • Engaging driving dynamics and precise steering, typical of BMW roadsters.
- • Iconic BMW straight-six engines (excluding 2.0i) with great sound and character.
- • Timeless roadster styling, especially after the LCI facelift, maintaining strong appeal.
- • Excellent build quality and premium interior materials for its class.
- • Strong performance options, particularly the 3.0si and M models, offering thrilling drives.
Cons:
- • Firm ride can be uncomfortable on rough roads, reflecting its sporty tuning.
- • Limited practicality with only two seats and modest trunk space.
- • Potential for common BMW maintenance issues as the car ages, requiring careful upkeep.
- • Some engines can be thirsty, especially the M variant, impacting running costs.
- • Visibility with the roof up can be restricted, a common roadster compromise.
Specifications:
Specifications are compared to those of the previous generation(E85: 2003 - 2006).
| General: | |
|---|---|
| Brand: | BMW |
| Model: | Z4 |
| Generation: | E85 LCI, facelift 2006 |
| Modification (Engine): | 2.5si (218 Hp) Steptronic |
| Start of production: | 2006 |
| End of production: | 2008 |
| Powertrain Architecture: | Internal Combustion engine |
| Body type: | Roadster |
| Seats: | 2 |
| Doors: | 2 |
| Engine: | |
|---|---|
| Power: | 218 Hp @ 6500 rpm. Same horsepower |
| Power per litre: | 87.3 Hp/l [Same length.] |
| Torque: | 250 Nm @ 2750 rpm. |
| Engine Model/Code: | N52B25A More details about the engine N52B25A |
| Engine displacement: | 2497 |
| Number of cylinders: | 6 |
| Engine configuration: | Inline |
| Number of valves per cylinder: | 4 |
| Fuel injection system: | Multi-port manifold injection |
| Engine aspiration: | Naturally aspirated engine |
| Valvetrain: | DOHC |
| Engine oil capacity: | 6.5 l |
| Engine layout: | Front, Longitudinal |
| Cylinder Bore: | 82 mm mm |
| Piston Stroke: | 78.8 mm mm |
| Compression ratio: | 11:1 |
| Performance: | |
|---|---|
| Fuel Type: | Petrol (Gasoline) |
| Fuel consumption (economy) - urban: | 12.8 l/100 km |
| Fuel consumption (economy) - extra urban: | 6.8 l/100 km |
| Acceleration 0 - 100 km/h: | 6.9 sec |
| Acceleration 0 - 62 mph: | 6.9 sec |
| Maximum speed: | 238 km/h |
| Weight-to-power ratio: | 5.9 kg/Hp, 169 Hp/tonne |
| Weight-to-torque ratio: | 5.2 kg/Nm, 193.8 Nm/tonne |
| Acceleration 0 - 60 mph: | 6.6 sec |
| Space: | |
|---|---|
| Kerb Weight: | 1290 |
| Max. weight: | 1585 |
| Max load: | 295 |
| Trunk (boot) space - maximum: | 260 l |
| Fuel tank capacity: | 55 l |
| Size: | |
|---|---|
| Length: | 4091 mm mm [Same length.] |
| Width: | 1781 mm mm [Same width.] |
| Height: | 1299 mm mm [Same height.] |
| Wheelbase: | 2495 mm mm [Same wheelbase.] |
| Front track: | 1473 mm |
| Rear (Back) track: | 1523 mm |
| Powertrain: | |
|---|---|
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
| Drive wheel | Rear wheel drive |
| Number of gears | 6 |
| Transmission type | Automatic |
| Front brakes | Disc |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Tires size | 225/50 R16 |
| Wheel rims size | 16 |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Coil spring |
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