Four-seat cabriolets tested - specifications

 Rolls-RoyceMercedes E-ClassJeep WranglerVW EosMINI Cooper S
On the road price£321,740£38,110£26,595£21,795£19,940
Total as tested£325,088£46,825£29,145£25,100£26,225
Residual value (after 3yrs/30,000)N/A£19,817/52.0%£8,776/33.0%£9,197/42.2%£10,568/53.0%
Annual tax liability std/higher rate£22,522/£45,042£2,058/£4,115£1,861/£3,723£741/£1,482£638/£1,276
Annual fuel cost (12/20,000 miles)£5,045/£8,408£2,528/£4,213£2,843/£4,739£2,164/£3,607£2,245/£3,742
Ins. group5043201832
Insurance quoteN/A£622£561£395£675
VED cost£435£235£435£155£110
EngineV12/6,749cc4cyl in-line/1,796cc4cyl in-line/2,777cc4cyl in-line/1,390cc4cyl in-line/1,598cc
Peak power 453/5,350bhp/rpm204/5,500bhp/rpm174/3,800bhp/rpm120/5,500bhp/rpm184/5,000bhp/rpm
Peak torque 720/3,500Nm/rpm310/2,000Nm/rpm460/2,000Nm/rpm200/1,500Nm/rpm240/1,600Nm/rpm
Transmission 6-spd auto/rwd5-spd auto/rwd5-spd auto/4wd6-spd man/fwd6-spd man/fwd
Fuel tank capacity80 litres66 litres85.2 litres55 litres50 litres
Roof times up/down41.5/39.7 seconds26.6/23sec (26.5)*Approx 10mins36.1/37.1sec (40.3)*16.4/19.8sec
Boot capacity (roof folded) 315 litres390 litres498/935 litres205/380 litres125/660 litres
Drag coefficient0.36Cd0.28Cd0.49Cd^0.33CdN/A
Basic warranty/recovery4yrs (unltd)/4yrs Variable3yrs unltd/4yrs 3yrs (60,000)/1yr 3yrs 60,000/1yr3yrs (un’ltd)/3yrs
Service intervalsSixVariable12,500 milesVariableVariable
UK dealers13682223148
Driver Power manu./dealer position9th/15th (09)33rd/25th (09)17th/21st (09)19th/16th (09)
0-60mph5.6 secs7.8 secs13.5 secs10.9 secs7.3 secs
Top speed150mph150mph107mph122mph140mph
Auto Express economy13.3mpg26.2mpg23.6mpg30.6mpg29.5mpg
Range234 miles380 miles442 miles370 miles324 miles
Government urban12.2mpg25.7mpg23.3mpg37.2mpg37.7mpg
Combined 15.7mpg35.8mpg29.7mpg45.6mpg47.1mpg
Actual/claimed CO2491/377g/km249/190g/km321/252g/km213/144g/km257/139g/km
Tax bracket35%27%35%17%16%

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