Coupé-cabriolets tested - specifications
| Ferrari California | Mercedes SL350 | BMW Z4 | Mazda 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/cost | n/a/n/a/M/£435 | 50/£1,345/L/£425 | 43/£1,384/K/£245 | 26E/£503/J/£235 |
| Length/wheelbase | 4,563/2,670mm | 4,582/2,560mm | 4,239/2,496mm | 4,020/2,330mm |
| Height/width | 1,308/1,902mm | 1,298/1,820mm | 1,291/1,511mm | 1,255/1,720mm |
| Engine | V8/4,297cc | V6/3,498cc | 6cyl in line/2,979cc | 4cyl in line/1,999cc |
| Peak power | 453/7,750 bhp/rpm | 311/6,500 bhp/rpm | 335/5,900 bhp/rpm | 157/6,700 bhp/rpm |
| Peak torque | 485/5,000 Nm/rpm | 360/4,900 Nm/rpm | 450/1,500 Nm/rpm | 180/5,000 Nm/rpm |
| Transmission | 7-spd dual-clutch/rwd | 7-spd auto/rwd | 7-spd DCT/rwd | 6-spd auto/rwd |
| Fuel tank capacity/spare wheel | 78 litres/foam | 80 litres/foam | 55 litres/runflat | 50 litres/space saver |
| Boot capacity (roof up/down) | 340/240 litres | 339/235 litres | 310/180 litres | 150/150 litres |
| Kerbweight | 1735kg | 1,825kg | 1,600kg | 1,111kg |
| Turning circle/drag coefficient | N/A/0.32Cd | 11.0 metres/0.30Cd | 10.0 metres/0.35Cd | 9.4 metres/N/A |
| Basic warranty (miles)/recovery | 4yrs (unltd)/4yrs | 3yrs (unltd)/30yrs | 3yrs (unltd)/3yrs | 3yrs (60,000)/3yrs |
| Service intervals/UK dealers | 12,500 miles/16 | Variable/136 | Variable/154 | 12,000 miles/173 |
| Roof folding time: down/up | 17.4/16.8 secs | 17.5/19.2 secs | 23.9/24.3 secs | 15.2/17.6 secs |
| 0-62mph | Under 4 secs | 6.2 secs | 4.8 secs | 8.9 secs |
| Top speed | 193mph | 155mph | 155mph | 121mph |
| Noise with roof up: 30/70mph | 66/72dB | 60/68dB | 68/72dB | 67.0/72dB |
| Govt urban/extra-urban/comb econ | N/A/N/A/21.6mpg | 20.5/39.2/29.1mpg | 22.4/40.9/31.4mpg | 25.9/46.3/35.8mpg |
| Claimed CO2/tax bracket | 306g/km/35% | 226/g/km/34% | 210g/km/31% | 188g/km/26% |
| Airbags/front/rear parking sensors | Four/£901/yes | Six/£605**/£605** | Six/£605**/£605** | Six/£646/£646^ |
| Climate control/heated seats/Isofix | Yes/yes/yes | Yes/yes/yes | Yes/£285/yes | Yes/yes/no |
| Cruise ctrl/active dampers/met paint | £641/£3,132/yes | Yes/£1,440/yes | No/yes/yes | Yes/no/£410 |
| Pop-up roll bars/wind deflector | Yes/yes | Yes/yes | Yes/£210 | No/yes |
| Satellite navigation/aux in | Yes/£540 | Yes/yes | £2,180/yes | £1,085^/yes |
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