BMW M3 vs Audi S5 vs Porsche Cayman S vs Vauxhall VXR8 - specifications
| BMW M3 | Audi S5 | Porsche Cayman S | Vauxhall VXR8 | |
|---|---|---|---|---|
| On the road price/total as tested | "£50,625/£55,500" | "£39,825/£46,355" | "£44,080/£53,333" | "£35,105/£35,105" |
| "Residual value (after 3yrs/36,000)" | N/A | "£23,337/58.6 per cent" | N/A | N/A |
| Running costs/contract hire | "131.2ppm/£1,034" | 97.8ppm/£726 | 117.4ppm/£935 | 114.5ppm/£842 |
| Annual tax liability std/higher rate | "£3,898/£7,088" | "£3,066/£5,576" | "£3,394/£6,171" | "£2,703/£4,915" |
| "Annual fuel cost (12,000 miles)" | "£2,804" | "£2,850" | "£2,349" | "£2,716" |
| Insurance group/quote | 20/£874 | 17/£492 | 20/£732 | 20/£744 |
| Cost of 1st/2nd/3rd service | N/A | £280/£320/£280 | £412/£559/£412 | £195/£265/£345 |
| Length/wheelbase | "4,615/2,761mm" | "4,635/2,751mm" | "4,341/2,415mm" | "4,941/2,915mm" |
| Height/width | "1,424/1,804mm" | "1,369/1,854mm" | "1,305/1,801mm" | "1,648/1,899mm" |
| Engine | "V8/3,999cc" | "V8/4,163cc" | "Flat six/3,387cc" | "V8/5,967cc" |
| Peak power | "414/8,300 bhp/rpm" | "349/7,000 bhp/rpm" | "295/6,250 bhp/rpm" | "411/6,000 bhp/rpm" |
| Peak torque | "400/3,900 Nm/rpm" | "440/3,500 Nm/rpm" | "340/4,400 Nm/rpm" | "550/4,400 Nm/rpm" |
| Transmission | 6-spd man/rwd | 6-spd man/4wd | 6-spd man/rwd | 6-spd man/rwd |
| Fuel tank capacity/spare wheel | 63 litres/foam sealant | 63 litres/space saver | 64 litres/foam sealant | 73 litres/full size |
| Boot capacity | 430 litres | 455 litres | 410 litres§ | 496 litres |
| Kerbweight/payload | "1,655/425kg" | "1,630/500kg" | "1,340/290kg" | "1,831/430kg" |
| Turning circle/drag coefficient | 11.7 metres/0.31Cd | 11.4 metres/0.31Cd | 11.1 metres/0.29Cd | 11.4 metres/0.36Cd |
| Basic warranty (miles)/recovery | "3yrs (60,000)/3yrs " | "3yrs (60,000)/3yrs" | 2yrs (unlimited)/2yrs | "3yrs (60,000)/1yr" |
| Service intervals/UK dealers | Variable/155 | Variable/133 | "18,000 miles/32 " | "10,000 miles/32" |
| 0-60/30-70/0-100mph | 4.5/3.9/10.4 secs | 5.1/4.6/12.6 secs | 5.2/4.2/12.0 secs | 5.0/4.7/12.5 secs |
| 30-50mph in 3rd/4th | 3.0/4.4 secs | 2.9/4.3 secs | 3.7/5.0 secs | 2.9/4.3 secs |
| 50-70mph in 5th/6th | 4.9/6.3 secs | 5.2/7.2 secs | 5.8/7.4 secs | 5.6/10.3 secs |
| Top speed | 155mph | 155mph | 171mph | N/A |
| Braking 70-0/60-0/30-0mph | 45.6/33.1/8.2 metres | 47.7/35.2/8.8 metres | 42.9/31.6/8.2 metres | 47.2/35.2/9.2 metres |
| Noise levels outside/idle/30/70mph | 60/49/64/71dB | 59/39/59/68dB | 62/50/64/73dB | 60/49/59/68dB |
| Auto Express economy/range | 18.6mpg/258 miles | 18.3mpg/254 miles | 22.2mpg/313 miles | 19.2mpg/309 miles |
| Govt urban/extra-urban/combined | 15.8/30.7/22.8mpg | 12.4/30.7/22.8mpg | 18.5/36.2/26.6mpg | 12.4/25.9/18.5mpg |
| CO2 emissions/tax bracket | 295g/km/35 per cent | 298g/km/35 per cent | 254g/km/35 per cent | 365g/km/35 per cent |
| Adaptive dampers/met paint/xenons | "£1,295/yes/yes" | No/£600/yes | "£1,030/£543/£705" | No/NCO/yes |
| Airbags/Isofix/parking/rain sensors | Six/yes/yes**/yes | Six/yes/yes†/yes | Six/yes/£325/£353 | Six/yes/yes/no |
| Auto gearbox/stability/cruise control | No/yes/yes | No/yes/£190 | "£1,760/yes/£294" | "£1,400/yes/yes" |
| Clim ctrl/elec/leather/heated seats | Yes/yes/yes/£260 | Yes/yes/yes/£250 | "£308/£1,006/y/£278" | Yes/yes/yes/no |
| Keyless/elec sunroof/trip computer | £430/no/yes | £495/no/yes | No/no/yes | No/no/yes |
| Multifunc steering/adjust reach/rake | Yes/yes/yes | Yes/yes/yes | £471/yes/yes | Yes/yes/yes |
| Sat-nav/MP3/Bluetooth connectivity | Yes/£205/£535 | "£1,975/£200/£650" | "£1,921/no/no" | "£1,500/no/yes" |
