Porsche 911 Cabriolet vs Audi R8 Spyder - specifications
| Porsche 911 Carrera S Cabrio PDK | Audi R8 Spyder 4.2 FSI | |
|---|---|---|
| On the road price/total as tested | £92,127/£98,683 | £96,625/£101,895 |
| Residual value (after 3yrs/36,000) | £44,037/47.8% | £56,332/58.3% |
| Depreciation | £48,090 | £40,293 |
| Annual tax liability std/higher rate | £5,867/£11,734 | £6,688/£13,376 |
| Annual fuel cost (12k/20k miles) | £3,102/£5,170 | £4,389/£7,315 |
| Insurance group/road tax band/cost | 50/K/£270 | 50/M/£475 |
| Cost of 1st/2nd/3rd service | £480/£610/£480 | £106 per month* |
| Length/wheelbase | 4,491/2,450mm | 4,431/2,650mm |
| Height/width | 1,292/1,808mm | 1,244/1,904mm |
| Engine | Flat-six/3,800cc | V8/4,163cc |
| Peak power/revs | 395/7,400 bhp/rpm | 424/7,900 bhp/rpm |
| Peak torque/revs | 440/5,600 Nm/rpm | 430/4,500 Nm/rpm |
| Transmission | 7-spd PDK/rwd | 6-spd manual/4WD |
| Fuel tank capacity/spare wheel | 64 litres/sealant | 80 litres/sealant |
| Boot capacity | 135 litres | 100 litres |
| Kerbweight/payload | 1,485/420kg | 1,660/300kg |
| Turning circle/drag coefficient | 11.1 metres/0.30Cd | 11.4 metres/0.34Cd |
| Basic warranty (miles)/recovery | 2yrs (unltd)/2yrs | 3yrs (60k)/3yrs |
| Service intervals/UK dealers | 18,000 (2yrs)/34 | Variable/135 |
| Driver Power manufacturer/dealer pos. | 9th/5th^ | 15th/26th^ |
| Euro NCAP: Adult/child/ped./stars | N/A | N/A |
| 0-60/30-70mph | 4.1/3.5 secs | 4.7/4.6 secs |
| 30-50mph in 3rd/4th | 3.2/4.7 secs | 2.8/4.1 secs |
| 50-70mph in 5th/6th | 5.6/7.3 secs | 4.9/7.0 secs |
| Top speed/rpm at 70mph | 187mph/1,800rpm | 186mph/3,000rpm |
| Braking 70-0/60-0/30-0mph | 44.1/32.4/8.0m | 43.6/32.3/8.2m |
| Noise 30/70mph roof up/down | 63/72/66/75dB | 62/72/66/75dB |
| Auto Express economy/range | 24.9mpg/351 miles | 17.6mpg/430 miles |
| Govt urban/extra-urban/combined | 22.8/40.9/31.7mpg | 13.3/27.4/19.6mpg |
| Govt urban/extra-urban/combined | 5.0/9.0/7.0mpl 262/210g/km/33% | 2.9/6.0/4.3mpl |
| Actual/claimed CO2/tax bracket | 430/337g/km/35% | |
| Six/£121/£243 | ||
| Airbags/Isofix/parking sensors | £5,787/yes | Four/yes/£640 |
| Ceramic brakes/adaptive dampers | Yes/yes/£320 | £7,295/£1,380 |
| Climate control/leather/heated seats | £801/£267/yes | Yes/yes/yes |
| Metallic paint/cruise control/xenons | Yes/yes/£445 | Yes/£220/yes |
| Sat-nav/USB connection/Bluetooth | £1,840/£255/yes | |
