Skip advert
Advertisement

Porsche Boxster S vs rivals - specifications

Porsche Boxster S vs Mercedes SLK 55 AMG vs Audi TT RS Roadster

 Porsche Boxster SMercedes SLK 55 AMGAudi TT RS Roadster
On the road price/total as tested£45,384/£52,731£54,965/£63,470£49,180/£57,100
Residual value (after 3yrs/36,000)£25,642/56.5%£29,406/53.5%£25,475/51.8%
Depreciation£19,742£25,559£23,705
Annual tax liability std/higher rate£2,905/£5,809£3,158/£6,316£2,885/£5,769
Annual fuel cost (12k/20k miles)£2,443/£4,072£2,395/£3,991£2,949/£4,916
Ins. group/quote/road tax band/cost45/£1,035/K/£27047/£1,119/J/£25041/£758/J/£250
Cost of 1st/2nd/3rd service£480/£610/£480£390/£240/£390£42 a month/3yrs**
    
Length/wheelbase4,374/2,475mm4,134/2,430mm4,198/2,468mm
Height/width1,281/1,801mm1,301/1,810mm1,348/1,842mm
EngineFlat 6cyl/3,436ccV8/5,461cc5cyl in-line/2,480cc
Peak power/revs311/6,700 bhp/rpm415/6,800 bhp/rpm335/5,400 bhp/rpm
Peak torque/revs360/4,500 Nm/rpm540/4,500 Nm/rpm450/1,600 Nm/rpm
Transmission6-spd man/rwd7-spd auto/rwd7-spd S tronic/4wd
Fuel tank capacity/spare wheel64 litres/foam70 litres/foam60 litres/foam
Boot capacity (roof up/down)280 litres/N/A225/335 litres290 litres/N/A
Kerbweight/payload1,320/335kg1,690/220kg1,535/320kg
Turning circle/drag coefficient10.6 metres/0.31Cd10.5 metres/N/A10.7 metres/N/A
Basic warranty (miles)/recovery3yrs (unltd)/2yrs3yrs (unltd)/4yrs3yrs (60,000)/3yrs
Service intervals/UK dealers2yrs (20,000)/34Variable/136Variable/135
Driver Power manufacturer/dealer pos.9th/5th*8th/10th*15th/26th*
Euro NCAP: Adult/child/ped./starsN/AN/AN/A
    
0-60/30-70mph4.7/4.0 secs4.6/3.9 secs4.7/4.0 secs
30-50mph in 3rd/4th3.0/4.0 secs2.4/3.4 secs2.4/3.5 secs
50-70mph in 5th/6th4.8/5.8 secs4.7/6.5 secs4.4/5.6 secs
Top speed/rpm at 70mph173mph/2,500rpm155mph/2,000rpm155mph***/2,000rpm
Braking 70-0/60-0/30-0mph42.0/30.9/7.8 metres47.1/33.6/8.5 metres45.2/33.3/8.5 metres
Auto Express econ (mpg/mpl)/range29.7/6.6/418 miles30.3/6.7/467 miles24.6/5.5/325 miles
Noise 30mph/70mph/hood down/up64/74/63/70dB64/76/63/69dB66/74/65/73dB
Govt urban/extra-urban/combined23.2/40.9/32.1mpg23.5/45.6/33.6mpg22.8/44.1/32.8mpg
Govt urban/extra-urban/combined5.1/9.0/7.0mpl5.2/10.0/7.4mpl5.0/9.7/7.2mpl
Actual/claimed CO2/tax bracket220/206g/km/31%215/195g/km/29%265/199g/km/30%
    
Airbags/stop-start/adaptive dampersSix/yes/£971Six/yes/noFour/no/£1,175
Leather/heated/electric seatsYes/£283/£1,291Yes/yes/yesYes/yes/£740
Metallic paint/wind deflector/xenons£558/£182/yesYes/yes^/yes£510/yes/yes
Parking/tyre pressure sens/cruise ctrl£348/yes/£267£680^^/yes/yes£305/£75/£220
Sat-nav/Bluetooth connectivity/aux-in£2,141/£445/yesYes/yes/yes£1,525/£250/yes
 
Skip advert
Advertisement
Skip advert
Advertisement

Most Popular

New BYD Dolphin Surf Comfort review: the best BYD yet
BYD Dolphin Surf Comfort - front

New BYD Dolphin Surf Comfort review: the best BYD yet

The new BYD Dolphin Surf Comfort is arguably the Chinese brand's most convincing model in its range
Road tests
11 Jun 2025
Car Deal of the Day: A Volkswagen Golf R Estate for less than a GTI
VW Golf R Estate - front cornering

Car Deal of the Day: A Volkswagen Golf R Estate for less than a GTI

The Golf R Estate is one of the best performance estates around – and right now it’s criminally cheap. It’s our Deal of the Day for 9 June.
News
9 Jun 2025
Best cars to own: Driver Power 2025 results
Driver Power 2025 - header

Best cars to own: Driver Power 2025 results

The best new cars to own in the UK right now according to the people who already do. It’s the 2025 Driver Power results!
News
10 Jun 2025