April 28, 2009

Words on Performance and Fuel Consumptions for Peugeot308 Turbo High Pressure [THP]

Peugeot 308 THP fuel consumption is the MOST sensitive to driving styles amongst *six [6] Peugeots I've ever owned and tested [now I only keep 4 of them].

Three in service...Another one [405GL] is kept in backyard garage for parts and as a DIY-guinea pig ... The latest is 308THP... When treated tenderly Peugeot 308THP is frugal than most 1.6-liter cars - it even consumes less fuel than Peugeot/Bestari 1.4 8v engines. However, when pushed hard its engine consumes more fuel than some cars with bigger capacity engines [1.8~2.0 liter category]. Of course the performance never come for free.

For instance, PSA-BMW EP6DT power plant under the hood of Peugeot 308 THP is able to pump out the number of horses similar to if not more than its n.a 2.0liter siblings used in CKD 407 and CBU 206GTi, while its torque even stronger than some 2.4liter n.a saloons - its handicap is only the weight [around 1.4 tonnes], but sprinting 0~100kph in just a few milli-seconds above 9sec mark and speeding around 180-190kph seems to be normal for those spirited drivers behind the steering wheels of this feline. Some are brave enough to explore 200+kph realm.

Peugeot 308THP is neither a saloon nor a hot-hatch, but it is something in between the two- a little bit from each of those.

Peugeot 308 THP can be either a frugal or a powerful 1.6 liter car - but not both at the same time. I would say it is a car with two engines in one. Just at the push of the accelerator pedal it will select which is which. Its AUTO-adaptive. I love it!

Conclusions
1. When driven 'steadily' between 75~95kph [using AutoCruise] on long distance trips Peugeot 308 THP fuel consumption can be achieved from 6.1liter to 6.7liter/100km [14~16km/liter or 42~46mpg].
P1030431mfd

2. Believe it or NOT! The range on one **full tank of RON97 fuel can be more than 1000km!
[**Note:The actual fuel tank capacity is slightly more than 60 liters when filled up to the brim]

3. The AVERAGE fuel consumption for the first 1~5km could be very high though. I've tested for the 308THP AVERAGE fuel consumption from the starting point during acceleration from 0~100kph and then kept driving at that speed beyond 10km.

first 01km: 15~25liter/100km [4~6km/liter]
first 03km: 12-15liter/100km [6~8km/liter]
first 05km: 09~12liter/100km [8~11km/liter]
first 10km: 07~09liter/100km [11~14km/liter]
beyond 10km: below 07liter/100km [more than 14km/liter]

Based on these figures I only drive myPeugeot 308 for long-distance trips - not only for the economic reasons, but also for the hi-speed fun should the need arises.

Happy & Safe Motoring!

*myPEUGEOTs list
sold: 505SR, 405SRi
keep/not use: 405GL
in service: 206B, 308THP, 405SR
myNextPeugeot: 308RC-z [?]

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4 comments:

Unknown said...

what's the rpm reading at 110km/h in your THP ? Cheers.

Wan A. Hadi (one.D) said...

Around 2750rpm. But not sure the exact figure - the display is analogue.

MyPeugeot 308 hits max speed on speedometer of 210kph [206kph on GPS] around 5250rpm on 4th.

For economy drive, I normally maintain engine speeds around 2250~2500rpm.

Unknown said...

Max 210kph at 5250rpm is very good I guess being typical characteristic of a Frenchie. Really outstanding for a 4AT AL4 gearbox in the 308. Any idea whether Pug will introduce the 5AT as most manufacturers are moving to that direction for thieir mass production cars ? Unlike those Japanese models that screams at 7000 to 8000rpm to achieve top speed ! I wonder how reliable it is for its engine life to achieve the top speed ?

Wan A. Hadi (one.D) said...

Quite true, some Japanese cars don't have power on top gear. The top gear is actually overdrive to save fuel.

I used to own an 'H' - the top speed can only be achieved on 4th gear while the engine spinning at redline. At that time the car was almost out of breath.

Peugeot 308THP is different. 240Nm of torque is available from as low as 1400rpm! Pulling away from traffic light feel like driving a 2.5liter sedan - and 80% of the maximum torque is still avaialable at top speed @5250rpm! which is still equal or higher than most 2.0liter Japanese sedans.That makes EP6DT engine different.

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