Power struggle - specifications
| BMW M3 | Audi RS4 | |
|---|---|---|
| On the road price/total as tested | "£50,625/£50,625" | "£51,105/£52,375" |
| "Residual value (after 3yrs/36,000)" | N/a | "£29,642/58.1 per cent" |
| Running costs/contract hire | N/a | 118ppm/£907 |
| Annual tax liability std/higher rate | "£3,898/£7,087" | "£3,928/£7,143" |
| "Annual fuel cost (12,000 miles)" | N/A | "£3,034" |
| Insurance group/quote | 20/£TBC | 20/£TBC |
| Cost of 1st/2nd/3rd service | £TBC | £380/£480/£380 |
| Length/wheelbase | "4,615/2,761mm" | "4,589/2,648mm" |
| Height/width | "1,418/1,804mm" | "1,415/1,816mm" |
| Engine | "V8/3,999cc" | "V8/4,163cc" |
| Peak power | "414/8,300 bhp/rpm" | "414/7,800 bhp/rpm" |
| Peak torque | "400/3,900 Nm/rpm" | "430/5,500 Nm/rpm" |
| Transmission | 6-spd man/rwd | 6-spd man/4wd |
| Fuel tank capacity/spare wheel | 63 litres/foam sealant | 63 litres/foam sealant |
| Boot capacity | 430 litres | 460 litres |
| Kerbweight/payload/towing weight | "1,655/500kg" | "1,650/600kg" |
| Turning circle/drag coefficient | 11.7 metres/N/A | 11.1 metres/0.31Cd |
| Basic warranty (miles)/recovery | "3yrs (60,000)/3yrs BMW" | "3yrs (60,000)/3yrs RAC" |
| Service intervals/UK dealers | Variable/155 | Variable/133 |
| 0-60/30-70mph | 4.9/4.1 secs | 4.7/3.9 secs |
| 30-50mph in 3rd/4th | 2.9/4.1 secs | 2.8/4.1 secs |
| 50-70mph in 5th/6th | 5.1/6.6 secs | 5.1/6.8 secs |
| Top speed | 155mph | 155mph |
| Braking 70-0/60-0/30-0mph | 43.3/31.4/8.2 metres | 46.2/34.1/8.5 metres |
| Noise levels outside/idle/30/70mph | 64/50/60/68dB | 68/48/64/73dB |
| Auto Express economy/range | N/A | 17.4mpg/241 miles |
| Govt urban/extra-urban/combined | 15.8/30.7/22.8mpg | 13.7/30.1/20.9mpg |
| CO2 emissions/tax bracket | 295g/km/35 per cent | 324g/km/35 per cent |
| Airbags/parking sensors front/rear | Six/£285/£285 | Six/yes/yes |
| Air-conditioning/leather/metallic paint | Yes/yes/yes | Yes/yes/yes |
| Automated gearbox/active suspension | "No/£1,300" | No/yes |
| Ceramic brakes/stability/cruise control | No/yes/yes | "£4,325/yes/yes" |
| Power fold mirrors/multifunc steering | £255/yes | £120/yes |
| Satellite navigation/CD changer/MP3 | Yes/£295/yes | "£1,975/£320/£175" |
| TV/Bluetooth/tracker/xenon headlights | £710/£535/DFO/yes | £705/£400/DFO/yes |
