Putting on the Style - specifications

 Mercedes SL500Jaguar XKR Convertible
On the road price/total as tested"£77,785/£86,235""£76,995/£80,065"
"Residual value (after 3yrs/36,000)""£34,225/44.4 per cent**""£45,658/59.3 per cent"
Running costs/contract hire"184.4ppm/£1,372 ""185.2ppm/£1,377 "
Annual tax liability std/higher rate"£5,989/£10,890""£5,929/£10,779"
"Annual fuel cost (12,000/20,000 miles)""£3,048/£5,080""£3,145/£5,242"
Ins grp/quote/road tax band/cost 50/£868*/G/£400"50/£1,280*/G/£400"
Cost of 1st/2nd/3rd service£308/£588/£308£346/£374/£379
Length/wheelbase "4,582/2,560mm""4,791/2,752mm"
Height/width"1,298/1,820mm""1,329/1,892mm"
Engine"V8/5,461cc""V8 supercharged/4,196cc"
Peak power"388/6,000 bhp/rpm""410/6,250 bhp/rpm"
Peak torque"530/2,800 Nm/rpm""560/4,000 Nm/rpm"
Transmission"7-spd, auto/rwd""6-spd, auto/rwd "
Fuel tank capacity/spare wheel 80 litres/space-saver71 litres/space-saver
Boot capacity (seats up/down)235/339 litres230/313 litres
Kerbweight/payload"1,910/295kg""1,715kg/N/A"
Turning circle/drag coefficient11.0 metres/N/A11.0 metres/0.36Cd
Basic warranty (miles)/recovery3yrs (unlimited)/30yrs Mobilo Life3yrs (unlimited)/3yrs Mondial
Service intervals/UK dealers Variable/136"10,000/96"
Driver Power position (car/dealers)N/A/14thN/A/7th
0-60/30-70/0-100mph5.1/4.6/12.5 secs 5.2/4.5/12.5 secs
30-50 in 3rd/4th3.0/4.7 secs3.1/4.5 secs
50-70 in 5th/6th6.7/9.3 secs6.2/8.9 secs
Top speed/rpm at 70mph "155mph/1,700rpm""155mph/2,000rpm"
Braking 70-0/60-0/30-0mph 46.0/33.6/8.5 metres46.2/33.4/8.6 metres
Noise levels 30/70mph roof up/down57/68/61/75dB58/68/62/73dB
Time to lower/raise roof18.6/22.2 secs17.7/25.6 secs
Auto Express economy/range19.4mpg/341 miles18.8mpg/294 miles
Govt urban/extra-urban/combined 15.6/34.0/23.7mpg14.8/32.9/22.9mpg
Actual/claimed CO2/tax bracket336/284g/km/35 per cent347/294g/km/35 per cent
Adaptive susp/adaptive cruise/keyless"Yes/£1,635/£880"Yes/£995/£430
Airbags/Isofix/parking/rain sensorsFour/yes/£605/yesFour/yes/yes†/yes
Clim ctrl/leather/electric/heated seatsYes/yes/yes/yesYes/yes/yes/yes
Metal roof/windshield/met paint/xenonsYes/yes/yes/yesNo/yes/yes/yes
Sat-nav/CD changer/aux input/BluetoothYes/yes/yes/yesYes/yes/no/yes

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