Infiniti M30d vs Lexus GS450h - specifications

 Infiniti M30dLexus GS450h
On the road price/total as tested£44,600/£45,265£49,000/£49,610
Residual value (after 3yrs/36,000)£16,636/37.3%£16,268/33.2%
Depreciation£27,964£32,732
Annual tax liability std/higher rate£2,765/£5,530£2,156/£4,312
Annual fuel cost (12k/20k miles)£2,770/£4,616£2,816/£4,693
Ins. group/quote/road tax band/cost46/£1,113/J/£23541/£864/I/£200
Cost of 1st/2nd/3rd service£250/£400/£250£220/£380/£220
Length/wheelbase4,945/2,900mm4,850/2,850mm
Height/width1,500/1,845mm1,430/1,820mm
EngineV6/2,993ccV6/3,456cc
Peak power 235/3,750 bhp/rpm341bhp*
Peak torque 550/1,750 Nm/rpm368Nm/275Nm**
Transmission 7-spd auto/rwdCVT/rwd
Fuel tank capacity/spare wheel80 litres/foam65 litres/sp. saver
Boot capacity 450 litres330 litres
Kerbweight/payload1,845/550kg1,930/405kg
Turning circle/drag coefficient11.2 metres/0.27Cd10.4 metres/0.27Cd
Basic warranty (miles)/recovery3yrs (60k)/3yrs3yrs (60k)^/3yrs
Service intervals/UK dealers9,000 miles/1110,000 miles/51
Driver Power manufacturer/dealer pos.N/A1st/2nd
Euro NCAP: Adult/child/ped./pointsN/A5/4/2/94 points
0-60/30-70mph8.0/8.4 secs6.0/5.2 secs
30-50mph in 3rd/4th/kickdown 3.0/5.3/3.7 secsN/A/N/A/2.1 secs
50-70mph in 5th/6th/kickdown 6.2/8.1/4.7 secsN/A/N/A/3.1secs
Top speed/rpm at 70mph 155mph/2,000rpm155mph/N/A
Braking 70-0/60-0/30-0mph 60.5/41.6/11.8m50.6/36.0/9.5m
Noise levels outside/idle/30/70mph68/43/54/64dB65/43/54/64dB
Auto Express economy/range26.0mpg/458 miles24.8mpg/327 miles
Govt urban/extra-urban/combined 27.4/47.9/37.7mpg31.0/39.8/35.8mpg
Actual/claimed CO2/tax bracket291/199g/km/31%263/180g/km/22%
Airbags/adapt. cruise/lane departureSix/yes/yes10/£3,000/no
DAB radio/navigation/BluetoothNo/yes/yesYes/yes/yes
Keyless entry/park sensors/cameraYes/yes/yesYes/yes/yes
Leather/heated/electric seatsYes/yes/yesYes/yes/yes
Met. paint/double glazing/xenons£665/yes/yes£610/no/yes

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