Coupé-cabriolets tested - specifications

 Ferrari CaliforniaMercedes SL350BMW Z4Mazda MX-5
On the road price/total as tested£143,870/£199,374£66,905/£78,945£44,220/£50,050£22,730/£23,140
Residual value (after 3yrs/36,000) N/a£26,294/39.3%£21,358/48.3%£9,524/41.9%
Annual tax liability std/higher rate£10,071/£20,142£4,550/£9,099£2,742/£5,483£1,182/£2,364
Annual fuel cost* (12k/20k miles)£2,980/£ 4,967£2,212/£3,687£2,050/£3,417£1,798/£2,997
Ins. grp./quote/road tax band/costn/a/n/a/M/£43550/£1,345/L/£42543/£1,384/K/£24526E/£503/J/£235
EngineV8/4,297ccV6/3,498cc6cyl in line/2,979cc4cyl in line/1,999cc
Peak power 453/7,750 bhp/rpm311/6,500 bhp/rpm335/5,900 bhp/rpm157/6,700 bhp/rpm
Peak torque 485/5,000 Nm/rpm360/4,900 Nm/rpm450/1,500 Nm/rpm180/5,000 Nm/rpm
Transmission 7-spd dual-clutch/rwd7-spd auto/rwd7-spd DCT/rwd6-spd auto/rwd
Fuel tank capacity/spare wheel78 litres/foam80 litres/foam55 litres/runflat50 litres/space saver
Boot capacity (roof up/down) 340/240 litres339/235 litres310/180 litres150/150 litres
Turning circle/drag coefficientN/A/0.32Cd11.0 metres/0.30Cd10.0 metres/0.35Cd9.4 metres/N/A
Basic warranty (miles)/recovery4yrs (unltd)/4yrs3yrs (unltd)/30yrs3yrs (unltd)/3yrs 3yrs (60,000)/3yrs
Service intervals/UK dealers12,500 miles/16 Variable/136Variable/15412,000 miles/173
Roof folding time: down/up17.4/16.8 secs17.5/19.2 secs23.9/24.3 secs15.2/17.6 secs
0-62mphUnder 4 secs6.2 secs4.8 secs8.9 secs
Top speed193mph155mph155mph121mph
Noise with roof up: 30/70mph66/72dB60/68dB68/72dB67.0/72dB
Govt urban/extra-urban/comb econ N/A/N/A/21.6mpg20.5/39.2/29.1mpg22.4/40.9/31.4mpg25.9/46.3/35.8mpg
Claimed CO2/tax bracket306g/km/35%226/g/km/34%210g/km/31%188g/km/26%
Airbags/front/rear parking sensorsFour/£901/yesSix/£605**/£605**Six/£605**/£605**Six/£646/£646^
Climate control/heated seats/IsofixYes/yes/yesYes/yes/yesYes/£285/yesYes/yes/no
Cruise ctrl/active dampers/met paint £641/£3,132/yesYes/£1,440/yesNo/yes/yesYes/no/£410
Pop-up roll bars/wind deflectorYes/yesYes/yesYes/£210No/yes
Satellite navigation/aux inYes/£540Yes/yes£2,180/yes£1,085^/yes

Most Popular

Euro 7 standards: EU considers lifetime surveillance of every new car
UK Motorway

Euro 7 standards: EU considers lifetime surveillance of every new car

Cars could feed data to the EU every second they are being driven; rules could also force hybrids into EV mode, while MoT test results could be affect…
5 Mar 2021
Hyundai Tucson vs Lexus NX
Hyundai Tucson vs Lexus NX
Car group tests

Hyundai Tucson vs Lexus NX

Can the new Hyundai Tucson compete against the Lexus NX in the premium SUV sector?
6 Mar 2021
UK-based Arrival reveals electric panel van with modular battery system
Arrival electric van

UK-based Arrival reveals electric panel van with modular battery system

Arrival’s electric van will hit UK roads this summer, with a modular battery pack and maximum payload of almost two tonnes
5 Mar 2021