BMW Z4 2.5Si Roadster E85 (2008) convertible (cabriolet) - technical specifications of 2008 BMW Z4 2.5Si Roadster E85

BMW Z4 2.5Si Roadster E85

(2008 model)

Brief specs of 2008 BMW Z4 2.5Si Roadster E85

2-door 2-seater convertible (cabriolet), petrol (gasoline) 6-cylinder 24-valve straight (inline) engine, DOHC (double overhead camshafts, twin cam), 2497 cm³ / 152.4 cu in / 152.4 cu in, 250.0 N·m / 184.4 lb·ft / 184.4 lb·ft @ 2750 rpm / 2750 rpm / 2750 rpm, manual 6-speed transmission, rear wheel drive, 240 km/h / 149 mph / 149 mph top speed, consumption 8.4 l/100km / 33.6 mpg_-UK / 28.0 mpg_-US

Marque (make)	BMW	Issued from	2008
Model	Z4 2.5Si Roadster E85	Issued until
Serie	Z4	Number made
Model family		Body construction
Model code		Body designation
Manufacturer	BMW	Country	DE,ZA

Marque (make)

BMW

Issued from

2008

Model

Z4 2.5Si Roadster E85

Issued until

Serie

Number made

Model family

Body construction

Model code

Body designation

Manufacturer

BMW

Country

DE,ZA

Base platform		Number of doors	2
Bodywork type	convertible (cabriolet)	Number of seats	2
Bodywork designer		Cargo capacity (volume)	260 l / 9.18 cu ft / 9.18 cu ft
Passenger space (volume)	4130 l / 145.85 cu ft / 145.85 cu ft	Max. cargo capacity (volume)	260 l / 9.18 cu ft / 9.18 cu ft

Base platform

Number of doors

Bodywork type

convertible (cabriolet)

Number of seats

Bodywork designer

Cargo capacity (volume)

260 l / 9.18 cu ft / 9.18 cu ft

Passenger space (volume)

4130 l / 145.85 cu ft / 145.85 cu ft

Max. cargo capacity (volume)

260 l / 9.18 cu ft / 9.18 cu ft

Length	4100 mm / 161.4 in / 161.4 in	Total (curb) weight	1360 kg / 2998 lb / 2998 lb
Width	1310 mm / 51.6 in / 51.6 in	Dry weight
Height	1790 mm / 70.5 in / 70.5 in	Load capacity	675 kg / 1488 lb / 1488 lb
Wheelbase	2500 mm / 98.4 in / 98.4 in	Gross (max.) weight	2035 kg / 4486 lb / 4486 lb
Track front		Towing weight	1200 kg / 2646 lb / 2646 lb
Track rear		Weight distribution (front)
Ground clearance		Fuel capacity	55 l / 12.1 UK gal / 14.5 US gal
Length/wheelbase ratio	1.64

Length

4100 mm / 161.4 in / 161.4 in

Total (curb) weight

1360 kg / 2998 lb / 2998 lb

Width

1310 mm / 51.6 in / 51.6 in

Dry weight

Height

1790 mm / 70.5 in / 70.5 in

Load capacity

675 kg / 1488 lb / 1488 lb

Wheelbase

2500 mm / 98.4 in / 98.4 in

Gross (max.) weight

2035 kg / 4486 lb / 4486 lb

Track front

Towing weight

1200 kg / 2646 lb / 2646 lb

Track rear

Weight distribution (front)

Ground clearance

Fuel capacity

55 l / 12.1 UK gal / 14.5 US gal

Length/wheelbase ratio

1.64

Drag coefficient (Cd, Cx, Cw)	0.3	Frontal area (A)	1.99 m² / 21.5 sq ft / 21.5 sq ft (est.)
Aerodynamic coefficient (Cd×A)	0.60 m² / 6.4 sq ft / 6.4 sq ft (est.)	Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)	14.9 kW / 19.9 hp / 19.9 hp (est.)

Drag coefficient (Cd, Cx, Cw)

0.3

Frontal area (A)

1.99 m² / 21.5 sq ft / 21.5 sq ft (est.)

Aerodynamic coefficient (Cd×A)

0.60 m² / 6.4 sq ft / 6.4 sq ft (est.)

Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

14.9 kW / 19.9 hp / 19.9 hp (est.)

Engine Code		Total number of cylinders	6
Engine Type	straight (inline) (Inline, 6 cylinder)	Total number of valves	24
Engine Manufacturer		Valves per cylinder	4
Engine construction		Bore	82.0 mm / 3.23 in / 3.23 in
Fuel	petrol (gasoline)	Stroke	78.8 mm / 3.10 in / 3.10 in
Fuel details		Bore/Stroke ratio	1.04
Fuel supply	Electronic fuel injection (EFI)	Engine displacement	2497 cm³ / 152.4 cu in / 152.4 cu in
Engine Main bearings		Unitary capacity	416.14 cm³/cylinder / 25.394 cu in/cylinder / 25.394 cu in/cylinder
Cam Design	DOHC (double overhead camshafts, twin cam)	Compression ratio	11.0 : 1
Sump	wet	Max. output power	at
Aspiration		Max. torque	250.0 N·m / 184.4 lb·ft / 184.4 lb·ft at 2750 rpm / 2750 rpm / 2750 rpm
Compressor type		Maximum rpm
Intercooler		Max. net output (power at the wheels)
Coolant	water	Specific output
Catalytic converter		Specific torque	100.1 N·m/l / 0.88 lb·ft/cu in / 0.88 lb·ft/cu in

Engine Code

Total number of cylinders

Engine Type

straight (inline) (Inline, 6 cylinder)

Total number of valves

Engine Manufacturer

Valves per cylinder

Engine construction

Bore

82.0 mm / 3.23 in / 3.23 in

Fuel

petrol (gasoline)

Stroke

78.8 mm / 3.10 in / 3.10 in

Fuel details

Bore/Stroke ratio

1.04

Fuel supply

Electronic fuel injection (EFI)

Engine displacement

2497 cm³ / 152.4 cu in / 152.4 cu in

Engine Main bearings

Unitary capacity

416.14 cm³/cylinder / 25.394 cu in/cylinder / 25.394 cu in/cylinder

Cam Design

DOHC (double overhead camshafts, twin cam)

Compression ratio

11.0 : 1

Sump

wet

Max. output power

Aspiration

Max. torque

250.0 N·m / 184.4 lb·ft / 184.4 lb·ft at 2750 rpm / 2750 rpm / 2750 rpm

Compressor type

Maximum rpm

Intercooler

Max. net output (power at the wheels)

Coolant

water

Specific output

Catalytic converter

Specific torque

100.1 N·m/l / 0.88 lb·ft/cu in / 0.88 lb·ft/cu in

Transmission type	manual	Number of gears	6
Wheel drive	rear wheel drive	Top gear (drive) ratio
		Final gear (drive) ratio

Transmission type

manual

Number of gears

Wheel drive

rear wheel drive

Top gear (drive) ratio

Final gear (drive) ratio

Acceleration 0-50 mph (80 km/h)	Top (maximal) speed	240 km/h / 149 mph / 149 mph
Acceleration 0-60 mph (97 km/h)	Power-to-weight ratio
Acceleration 0-100 km/h	Fuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)	Fuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in top	Fuel consumption, Mixed (combined)	8.4 l/100km / 33.6 mpg_-UK / 28.0 mpg_-US
Standing ¼mile time	Fuel consumption, Euro
Standing kilometer time	CO₂ emissions	276 g/km / 444 g/mi / 444 g/mi
	Range	655 km / 407 mi / 407 mi

Acceleration 0-50 mph (80 km/h)

Top (maximal) speed

240 km/h / 149 mph / 149 mph

Acceleration 0-60 mph (97 km/h)

Power-to-weight ratio

Acceleration 0-100 km/h

Fuel consumption, City (urban)

Acceleration 0-100 mph (160 km/h)

Fuel consumption, Road (extra-urban)

Acceleration 80-120 km/h (50-70 mph) in top

Fuel consumption, Mixed (combined)

8.4 l/100km / 33.6 mpg_-UK / 28.0 mpg_-US

Standing ¼mile time

Fuel consumption, Euro

Standing kilometer time

CO₂ emissions

276 g/km / 444 g/mi / 444 g/mi

Range

655 km / 407 mi / 407 mi

Engine location	front	Engine alignment	longitudinal
Steering		Steering details	Power assisted steering
Turns lock-to-lock		Turning circle	11.0 m / 36.1 ft / 36.1 ft
Suspension front		Suspension rear
Wheels front		Wheels rear
Tyres front	225/45-R17	Tyres rear	225/45-R17
Brakes front	disc	Brakes rear	disc
Brake diameter front		Brake diameter rear
Brakes details	ABS (anti-lock braking system), EBD (electronic brake-force distribution), ASC (automatic stabilisation control)	Braked area

Engine location

front

Engine alignment

longitudinal

Steering

Steering details

Power assisted steering

Turns lock-to-lock

Turning circle

11.0 m / 36.1 ft / 36.1 ft

Suspension front

Suspension rear

Wheels front

Wheels rear

Tyres front

225/45-R17

Tyres rear

225/45-R17

Brakes front

disc

Brakes rear

disc

Brake diameter front

Brake diameter rear

Brakes details

ABS (anti-lock braking system), EBD (electronic brake-force distribution), ASC (automatic stabilisation control)

Braked area

Auto Insurance Discounts

There are several discount programmes offered by many insurance companies, which we summarized below. Availability of each discount, discount rates and age requirements may vary by insurance company and by state, indeed. Also be aware that certain types vehicles may not qualify, you should always check with your insurance provider.

Anti-Theft Discount

Vehicles equipped with an alarm or anti-theft device may save you money on your Comprehensive Coverage.

(...)

	petrol
	diesel
	alcohol based
	gas (LPG, CNG)
	steam
	electricity

automotive technical specifications and performance data, comparisons, charts, superlatives & dictionary

Car quick pick

My car fleet

Legend:

Selected models from
BMW: