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Mpg

Posted: Mon May 09, 2011 9:46 pm
by SvMinor
Hi all, I just thought id mention this and get other members opinions on this and on their own Mpg,

Ive just worked out tonight that my '60 2 door saloon 1098cc does 38.3mpg is this good, bad or normal.

Re: Mpg

Posted: Mon May 09, 2011 9:51 pm
by faversham999
Thats good I get just over 30 my car is a 948 2 Door

Re: Mpg

Posted: Mon May 09, 2011 9:53 pm
by bmcecosse
Are you working it out against a calibrated odometer?

Re: Mpg

Posted: Mon May 09, 2011 10:03 pm
by wilfred
Hi all. My first post and as a potential owner I would also like to know some mpg info. Would you expect similar consumption from all body styles or would, say, a traveller use slightly more juice than a saloon?
Either way I'd say 38mpg is good for any car of that era.

Re: Mpg

Posted: Mon May 09, 2011 10:04 pm
by SvMinor
Are you working it out against a calibrated odometer
Quick answer is No.

I got my wife to follow me in our picasso at 40mph and she said she was doin 40 when we compared speed

Re: Mpg

Posted: Mon May 09, 2011 10:09 pm
by Alex'n'Ane
For whatever reason this is a very 'debated' topic. With people claiming anywhere from a max of about 30 all the way upto nearly 50. This is seemingly regardless of mods or driving style, so quoted mpg figures can be misleading..
PERSONALLY my 1098 averages about 35, but in all honestly i drive her pretty hard, and not too many long motorway runs etc, however quite a bit of cruising around town/city's at 33 in 4th.
A traveler or a van will always be less efficient due to the extra weight and drag of the car, as will the engine cc. I believe the latter will make a greater distance. If looking for all round economy a 1098 will be best as you will not have to be revving it as hard at any speed.

Re: Mpg

Posted: Mon May 09, 2011 10:26 pm
by SvMinor
Looks like Ill have to do the same trip in both cars to see if the mileage differs from Picasso to Minor. Then I will know for sure.

Re: Mpg

Posted: Mon May 09, 2011 10:29 pm
by irmscher
Traveller 32 mpg

Re: Mpg

Posted: Mon May 09, 2011 11:00 pm
by bpr81a
Figures from a road test, presumably on a new car:-

948cc:
Steady 30 mph 50 mpg
40 47.5 mpg
50 40 mpg
'average' 36 mpg

1098cc
Steady 30 mph 54.6
40 49.8
50 42.7
'average' 37.5

No variations given for body type.

figures from P.Olyslager manual

Re: Mpg

Posted: Mon May 09, 2011 11:02 pm
by morris van
My van does only 20 mpg or less even on a long run.

Re: Mpg

Posted: Mon May 09, 2011 11:34 pm
by beero
SvMinor wrote:Looks like Ill have to do the same trip in both cars to see if the mileage differs from Picasso to Minor. Then I will know for sure.
Don't assume the Picasso speedo is any more accurate. My daily drive (Honda) and my wife's (Ka) are both almost 10% out according to my SatNav.

Re: Mpg

Posted: Tue May 10, 2011 11:20 am
by d_harris
On a steady run at the weekend, I returned figures of 35.0 and 37.9mpg I was going at approx 55mph indicated on the latter mainly on the motorway and a little quicker on the other run.

Incidentally my odometer agrees with the distance figures on my satnav, so it cant be too far out....

Re: Mpg

Posted: Tue May 10, 2011 12:29 pm
by chrisryder
my minor's speedo is spot on. satnav verified to be <1mph out at 70. even with my big carb, big exhaust, and big size 10 foot holding the accelerator pedal down, i fill up every 200 miles. the last fill up was 24 litres.

24l = 5.279gal.

200/5.279 = 37.88mpg

that's mostly motorway mileage, and rarely going below 70 on the motorway. with no 5th gear!

that's in a 4 door saloon for reference aswell, which is slightly heavier than a 2 door according to the manual.

when i went up to the national rally last year, i spent 200 miles sat following my dads splitty. doing no more than 55 all the way up the motorway. after 200 miles my fill up was ~20 litres. = 4.4 gal = 45.45mpg. having said that, my speedo was more optimistic then!

Re: Mpg

Posted: Tue May 10, 2011 1:20 pm
by faversham999
I only get 30 MPH because I drive to fast.

Re: Mpg

Posted: Tue May 10, 2011 1:40 pm
by chickenjohn
SvMinor wrote:Hi all, I just thought id mention this and get other members opinions on this and on their own Mpg,

Ive just worked out tonight that my '60 2 door saloon 1098cc does 38.3mpg is this good, bad or normal.
That is a pretty good average! I used to regularly get a genuine (i.e. tank to tank full) 38.9mpg in an average week- i.e. commuting, shopping and 100 miles dual carriage way.

On a long run 44-45mpg is not unusual!

Re: Mpg

Posted: Tue May 10, 2011 2:03 pm
by JSimons
Does anyone have any figures for an 803?

Im getting around 25-30 out of my 53 convertible.

That's mainly town driving though

Re: Mpg

Posted: Tue May 10, 2011 9:59 pm
by Neil MG
My 803 seems very frugal on fuel and I am just starting to measure exactly how well it is doing. My initial estimate is over 35 and I drive pretty much flat out, but that is actually very slowly in a series II! Still I am pleasantly surprised as it's pretty hilly round here.

Re: Mpg

Posted: Thu May 12, 2011 6:56 pm
by Landy Mann
wilfred wrote:Hi all. My first post and as a potential owner I would also like to know some mpg info. Would you expect similar consumption from all body styles or would, say, a traveller use slightly more juice than a saloon?
Either way I'd say 38mpg is good for any car of that era.
Funny that, I'm in the same situation and was going to post the same question!

David

Re: Mpg

Posted: Thu May 12, 2011 10:31 pm
by chrisd87
I've been keeping a fuel log for the past 1200 miles or so, to try to get to the bottom of this question! I want to keep it going for perhaps another 1300 miles before posting the final results, but as it stands I seem to be getting roughly 40mpg overall, and 44mpg on longer runs. I only do a small percentage of stop-start town driving so my figures don't really reflect 'urban' economy. Even allowing for inaccuracy of the odometer (which with a little preliminary investigation seems to be about 4% fast), I'm still getting ~38.5mpg overall, and over 42mpg on a run. That's not bad for a 41 year old car!