Audi S5 Cabriolet vs Infiniti G37 - specifications

 On-the-road price/total as testedAudi S5 CabrioletInfiniti G37 Convertible
Residual value (after 3yrs/36k miles)£45,895/£51,080£45,235/£46,670
Annual tax liability std/higher rate£21,617£25,965
Annual fuel cost (12,000/20,000 miles)£2,633/£5,266£3,093/£6,185
Ins group/quote/road tax band/cost£3,416/£5,693£3,788/£6,313
Cost of 1st/2nd/3rd service42/£726/J/£24548/£951/M/£460
£48pm (3yrs/30k)£300/£400/£300
Peak power/revs V6/2,995ccV6/3,696cc
Peak torque/revs328/5,500 bhp/rpm316/7,000 bhp/rpm
Transmission 440/2,900Nm/rpm360/5,200 Nm/rpm
Fuel tank capacity/spare wheel7-spd auto/4wd7-spd auto/rwd
Boot capacity 61 litres/sp. saver80 litres/sp. saver
Kerbweight/payload/towing weight380 litres360 litres
Turning circle/drag coefficient1,880/500/1,900kg1,898/417kg/N/A
Basic warranty (miles)/recovery11.4 metres/0.32Cd11.0 metres/0.31Cd
Service intervals/UK dealers3yrs (60k)/3yrs3yrs (60k)/3yrs
Driver Power manufacturer/dealer pos.Variable/1359k miles (1yr)/11
30-50mph in 3rd/4th 5.6/5.1 secs6.6/6.9 secs
50-70mph in 5th/6th 3.2/4.7 secs3.3/5.4 secs
Top speed/rpm at 70mph 6.5/9.9 secs8.8/11.8 secs
Braking 70-0/60-0/30-0mph 155mph/1,900rpm155mph/2,100rpm
Noise levels roof up/down/30/70mph51.9/35.1/8.8m*55.8/40.9/9.7m**
Auto Express economy/range59/64/65/76dB61/65/63/68dB
Govt urban/extra-urban/combined 21.4mpg/287 miles19.3mpg/340 miles
Actual/claimed CO2/tax bracket25.2/40.9/33.2mpg17.3/34.0/24.8mpg
Folding roof (down)305/199g/km/29%338/264g/km/35%
16 seconds31 seconds
Airbags/Isofix/parking sensors
Auto gearbox/stability/cruise controlSix/yes/yesSix/yes/yes
Climate control/leather/heated seatsYes/yes/£225Yes/yes/yes
Metallic paint/xenon lights/keyless goYes/yes/£280Yes/yes/yes
Sat-nav/USB connection/Bluetooth£615/yes/yes£577/yes/yes
Sat-nav/USB connection/Bluetooth£1,620/£255/yesYes/yes/yes

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