Wiesmann Roadster MF4 S 4.0 V8 (420 Hp)
Wiesmann Roadster:
Wiesmann GmbH is a German automobile manufacturer that specializes in hand-built custom convertibles and coupes. Brothers Martin Wiesmann and Friedhelm Wiesmann founded the company in 1988 which has its headquarters located in Dülmen. The business was temporarily closed in May 2014, and following a buyout by London-based investor Roheen Berry who took over as CEO, it is set to return with a new model, powered by a BMW M division-sourced V8 engine. The relaunch of the Wiesmann brand has more than one model, including an electric vehicle, in the pipeline and the pre-development phase of the car has been completed. A teaser video of the brand's rebirth, posted on their website, tells viewers to “expect the unexpected”....(Read more on Wikipedia)
MF4 Overview:
Wiesmann Roadster (MF4). With 400 Nm of torque, it offers ample pulling power. With a weight of 1390 kg, it falls in the mid‑range. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is excellent (0–100 km/h in 4.4 s). The top speed reaches 293 km/h. A two-seater convertible designed for open-top driving pleasure. Seating for 2 makes it ideal for daily use.
Pros and Cons:
Pros:
- • High-performance engine delivering 407 hp.
- • Sporty acceleration: 0-100 km/h in 4.6 sec.
- • Rear-wheel drive layout for enhanced handling and balance.
- • Ventilated disc brakes for reliable cooling and stopping power.
- • Turbocharged engine ensures better torque delivery at low RPMs.
Cons:
- • Relatively high fuel consumption: 12.3 L/100 km combined.
- • Meets EURO 5 emission standard; check for local urban restriction zones.
- • Previous generation model; may lack the latest driver-assist technologies.
Specifications:
Specifications are compared to those of the previous generation(MF3: 2005 - 2014).
| General: |
| Brand: | Wiesmann |
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| Model: | Roadster |
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| Generation: | MF4 |
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| Modification (Engine): | S 4.0 V8 (420 Hp) |
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| Start of production: | 2009 |
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| End of production: | 2014 |
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| Powertrain Architecture: | Internal Combustion engine |
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| Body type: | Roadster |
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| Seats: | 2 |
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| Doors: | 2 |
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| Engine: |
| Power: | 420 Hp @ 8300 rpm. |
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| Power per litre: | 105 Hp/l |
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| Torque: | 400 Nm @ 3900 rpm. |
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| Engine displacement: | 3999 |
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| Number of cylinders: | 8 |
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| Engine configuration: | V-engine |
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| Engine aspiration: | Naturally aspirated engine |
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| Engine layout: | Front, Longitudinal |
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| Cylinder Bore: | 92 mm mm |
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| Piston Stroke: | 75.2 mm mm |
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| Compression ratio: | 12:1 |
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| Performance: |
| Fuel Type: | Petrol (Gasoline) |
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| Fuel consumption (economy) - urban: | 17.9 l/100 km |
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| Fuel consumption (economy) - extra urban: | 9.2 l/100 km |
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| Fuel consumption (economy) - combined: | 12.4 l/100 km |
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| Emission standard: | Euro 5 |
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| Acceleration 0 - 100 km/h: | 4.4 sec |
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| Acceleration 0 - 62 mph: | 4.4 sec |
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| Maximum speed: | 293 km/h |
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| Weight-to-power ratio: | 3.3 kg/Hp, 302.2 Hp/tonne |
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| Weight-to-torque ratio: | 3.5 kg/Nm, 287.8 Nm/tonne |
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| Acceleration 0 - 60 mph: | 4.2 sec |
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| Space: |
| Kerb Weight: | 1390 |
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| Fuel tank capacity: | 70 l |
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| Size: |
| Length: | 4230 mm mm [370mm more] |
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| Width: | 1880 mm mm [130mm more] |
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| Height: | 1190 mm mm [30mm more] |
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| Wheelbase: | 2507 mm mm [483mm less] |
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| Powertrain: |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels of the vehicle. |
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| Drive wheel | Rear wheel drive |
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| Number of gears | 6 |
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| Transmission type | Manual |
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| Front brakes | Ventilated discs [Best for performance and cooling.] |
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| Assisting systems | ABS (Anti-lock braking system) |
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| Tires size | 245/45 R18 |
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| Wheel rims size | 8J x 18 |
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| Front suspension | Double wishbone |
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| Rear suspension | Double wishbone |
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