Facts and figures

17 Dec, 2012 10:30am
Audi RS4 Avant Mercedes C63 AMG Estate
On the road price/total as tested £54,925/£67,535 £58,130/£62,145
Residual value (after 3yrs/36,000) £29,769/54.2% £27,844/47.9%
Depreciation £25,156 £30,286
Annual tax liability std/higher rate £3,784/£7,568 £3,968/£7,937
Annual fuel cost (12k/20k miles) £5,012/£8,353 £5,418/£9,031
Ins. group/quote/road tax band/cost 41/TBA/L/£460 45/£985/M/£475
Servicing costs N/A £40 a month (3yrs)
Length/wheelbase 4,719/2,813mm 4,606/2,760mm
Height/width 1,416/1,850mm 1,459/1,770mm
Engine V8/4,163cc V8/6,208cc
Peak power/revs 444/8,250 bhp/rpm 451/6,800 bhp/rpm
Peak torque/revs 430/4,000 Nm/rpm 600/5,000 Nm/rpm
Transmission 7-spd d’l-clutch/4wd 7-spd d’l-clutch/4wd
Fuel tank capacity/spare wheel 61 litres/sealant 66 litres/sp. saver
Boot capacity (seats up/down) 490/1,430 litres 480/1,500 litres
Kerbweight/payload 1,795/550kg 1,795/480kg
Turning circle/drag coefficient 11.6 metres/0.28Cd 11.1 metres/N/A
Basic warranty (miles)/recovery 3yrs (60,000)/3yrs 3yrs (unltd)/4yrs
Service intervals/UK dealers Variable/121 Variable/136
Driver Power manufacturer/dealer pos. 15th/18th 8th/10th
Euro NCAP: Adult/child/ped./stars N/A N/A
0-60/30-70mph 4.4/3.8 secs 4.4/3.8 secs
30-50mph in 3rd/4th 2.9/3.9 secs 2.6/4.0 secs
50-70mph in 5th/6th/7th 5.4/7.0/10.2 secs 5.8/7.9 secs/N/A
Top speed/rpm at 70mph 155mph/2,200rpm 155mph/2,000rpm
Braking 70-0/60-0/30-0mph 49.3/35.3/10.3m 45.8/33.4/9.2m
Noise outside/idle/30/70mph 68/46/58/67dB 67/47/59/66dB
Auto Express econ (mpg/mpl)/range 16.0/3.7/215 miles 14.8/3.3/215 miles
Govt urban/extra-urban/combined 19.3/33.2/26.4mpg 15.2/33.2/23.2mpg
Govt urban/extra-urban/combined 4.3/7.4/5.9mpl 3.4/7.4/5.2mpl
Actual/claimed CO2/tax bracket 408/249g/km/35% 441/285g/km/35%
Airbags/Isofix/rear parking sensors Six/yes/yes Six/yes/yes
Climate control/leather/heated seats Yes/yes/£300 Yes/yes/yes
Metallic paint/xenons/ceramic brakes £615/yes/£4,000 Yes/yes/no
Sat-nav/USB connection/Bluetooth Yes/yes/yes Yes/yes/yes
Variable active damping/cruise ctrl £1,710/yes No/yes