For It’s hard to figure out which is more exciting – the eye-widening acceleration that this models twin-turbo 3.0-litre engine delivers or the brutal noise it makes.

Against The 35i’s price tag puts it in Porsche Boxster territory, and it doesn’t come with much more standard kit than less powerful Z4s.

BMW Z4 Roadster

What Car? says

2 out of 5 stars

This flagship model offers stunning straight-line pace, but it will be expensive to run and the entry-level 23i makes a better all-round proposition.

What Car? readers say

3.333333
Calculate equipment options
Comfort
Electric steering adjust Not Available
Electric Sunroof Not Available
Manual sunroof Not Available
Air conditioning Not Available
Cruise control £255
Electric mirrors Standard
Heated mirrors Standard
Electric windows front Standard
Electric windows rear Not Available
Seat height adjustment Standard
Climate Control Standard
Power Steering Standard
Steering adjustment reach Standard
Steering adjustment rake Standard
Power Seats Standard
Heated Seats £295
Panoramic sunroof Not Available
Electric Panoramic Sunroof Not Available
Power Folding Mirror £200
Engine & Transmission
Auto £1,890
CVT Not Available
Tiptronic Not Available
Particulate filter Not Available
Entertainment
Radio/Cassette Not Available
RDS Radio/Cassette Not Available
CD Standard
Multi CD £475
MP3/iPod Connection Standard
DVD Player Not Available
MP3 CD Player Standard
RDS CD Standard
Hard Drive Not Available
Exterior
Metallic paint Standard
Alloy wheels Standard
Front Foglights Not Available
Powered sliding doors Not Available
Interior
Hands Free Phone Kit Not Available
Satellite navigation £2,225
Leather Seats Standard
Split/fold seats Not Available
Bluetooth Standard
7 seat pack Not Available
Safety
Passenger airbag Standard
Side airbags Standard
ABS Standard
3 Point centre belt Not Available
Driver's airbag Standard
Belt pretensioners Standard
Isofix Standard
Side Impact Bars Standard
Traction control Standard
Curtain Airbag Not Available
Rear Parking Sensor Pack Only
Electronic stability programme Standard
On/Off Passenger Airbag Standard
Driver's knee airbag Not Available
Reversing Camera Not Available
Rain Sensing Wipers Standard
Adaptive Cruise Control Not Available
Lane Departure Warning Not Available
Front Parking Sensor Pack Only
Passenger Knee Airbag Not Available
Security
Alarm Standard
Immobiliser Standard
Deadlocks Standard
Central locking Standard
Remote locking Standard
Unique fit stereo Standard
Marked Parts Standard
Etched Windows Not Available
Locking Wheel nuts Standard
Visible VIN Standard
Secure spare wheel Not Available
Satellite tracking £219
Laminated Glass Not Available
Options calculator Price
Cruise control £255
Heated Seats £295
Power Folding Mirror £200
Auto £1,890
Multi CD £475
Satellite navigation £2,225
Satellite tracking £219
Total Price: £39,470
Running costs
Town mpg 20.9
Out of town mpg 40.4
Average mpg 30.1
Tank capacity (litres) 55
CO2 Rating (g/km) 219
Carbon offset cost £32
Green rating K
Insurance group 41
Typical insurance £1,015.00
% Value retained (3yrs/36000 miles) 43%
Typical contract hire £663.00
Pence per mile 98
Servicing costs - 3 years £982.00
Service intervals Variable
Warranty period 3yr/UL + 3yr Paint + 12yr Perforation + 3yr Breakdown
Three-year cost£30,969
Company car tax
Percentage charge 34
Benefit in kind £13,197.00
Tax payable 20% £2,639.00
Tax payable 40% £5,279.00

Performance and measurements

Body type Open
Number of doors 2
Number of seats 2
Engine (cc/type) 2979/6
Number of Valves 24
Fuel type Unleaded
Max power (bhp/rpm) 302/5800
Pulling power (lb/ft) 295
Engine position F
Driven wheels Rear
Length (mm) 4239
Width (mm) 1790
Height (mm) 1291
Front headroom (mm) 992
Boot space (min ltr) 180
Boot space (max ltr) 310
Turning circle (m) 10.7
Kerb weight (kg) 1580
Manufacturers figures
0-60 mph (secs) 5.2
Max speed (mph) 155
Euro NCAP Test Scores
Adult protection Unavailable
Child protection Unavailable
Pedestrian protection Unavailable

View the whole BMW Z4 Roadster range