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50mpg?


garethj

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Posted
I can drive that from uni in Brighton, home to Southend (90 miles give or take) at 65-70 on £15 and still have enough left to run it around town for a week or two afterwards (a further 20 miles at least) as such, averages around 45mpg.

 

I make that 48mpg if diesel is £1.44 a litre.  I'm not saying you're wrong (yeah, ok, I am) but to work out mpg you need to brim the tank, reset the trip meter or note the mileage then note the mileage when you brim the tank again.  Do that over a few tankfulls because if you don't brim it completely it looks like economy is better than it really is for that one refill.

 

Golf GTD is a good call, there's one on ebay now but unfortunately has galloping rot in the scuttle.  GR8 4 WET FEET

Posted

Ahhh that's where it gets fun! I have no fuel guage in the 80", so it's always filled from near-as-dammit empty. I keep a Jerry can in the back with at the very most 5 litres in it, generally wait til it's coughing, chuck some of that in and fill it up properly before it runs out again. 

 

It's pretty confusing, but the Landy definitely returns 40+ or i'd spend a lot of time sat at the side of the road. 

It is however not particularly in keeping with the thread, i'm just pretty happy with how well it does  8)

Posted

I believe you old chap :D

 

I would like to acquire a SI with 200Tdi. I think that you should sell it to me.

Posted

You don't need a fuel gauge in the car, just note the readout on the pump when you fill the tank.

 

I'd dearly love another Land Rover, but I'm not certain it suits my idea of frugal, relaxed and reliable motorway cruising 8)

Posted

That's not a slippery shape that helps mpg

 

It's probably a bit like when Chuck Norris is running... the air sees it coming and gets the fuck out of the way.

Posted

I have genuinely had 64.5 from a 2.0 carb Montego with a full boot. By extreme hypermiling. Averages 26-33 town and 33-40 on a normal run.

Posted

The AX diesel did 68mpg on average; I got 63 on a fairly quick motorway run to Somerset and back.

 

Rover of Doom gets about 55 on average, 60 if I drive like a nun.  Innocenti is similar.

 

Carina E managed 46 on the last tank, which is bloody good going for a 1.8 petrol.  I was being gentle though.

 

Ducato does about 33 on a run, 30 on average; as far as I can tell from the limited mileage I've done so far, the Range Rover is about the same.

 

At the other end of the scale, the Volvo averages 19mpg, and it needs super unleaded with a lead replacement additive.  Even when it's on the road I can't afford to use it very often...

Posted

Rover P6 V8 OMGbadermatic is currently returning 6.77 OMGMPG.

This hopefully shall get marginally better after I fixed the bloody petrol pump again this Saturday.

 

Note: The mpg improves if the petrol actually goes into the carburetter instead of onto the crossmember.

  • Like 1
Posted

attachicon.gifvarious 011.JPG

 

35 mile run from Wales to Wirral. 1.2 16v Petrol Punto.

Veglia instrumentation in 'Utterly reliable and accurate' newsflash. Aeroflot and Air India in bidding war to buy shares....

:-)

  • Like 1
Posted

Car - '85 VW Polo

Engine - 1.05 litre petrol

Gearbox - 4 speed manual

Best MPG - approx. 48mpg on a terrifying motorway run.  This was not a good car to travel on the M1 between Chesterfield and Sheffield in!

Average MPG - 39.6mpg

 

Car - '98 Rover "Ledbury" Maestro

Engine - 1.3 litre petrol

Gearbox - 5 speed manual

Best MPG - 56.5mpg I was astonished, I thought the gauge had broken and then when I filled up I thought the petrol pump was broken.  Probably should've put up with the spine destroying seats for figures like that.

Average MPG - 38.6mpg

 

Car - '80 Princess

Engine - 1.7 litre petrol

Gearbox - 4 speed manual

Best MPG - 37.8mpg

Average MPG - 21.8mpg  I've been using the car for a lot of urban, which does bring this figure down.  Urban I'm getting 20-22mpg and motorway I'm getting 35-37mpg which for a 33 year old car with only 4 long gears is pretty respectable in my world.

 

What's interesting is that a newer car doesn't offer me much improvement on the above figures when I've used them, certainly not to a large enough degree to make me want one.  I wonder if the emphasis in adverts on safety rather than mpg is because we've come a fair way with making engines cleaner, but not so far with fuel efficiency over the last 30 years or so.

Posted

Modern fuel economy and emissions testing are done in a controlled enviroment on a rolling road,so big fuel economy claims are very unrealistic.

 

1A0C2E67-0F56-408E-8E94-7CEE549DA8F9-409

 

 

My punto.

Posted

See my fuelly below.

 

The interesting one is the van. I replaced it as a daily driver when it ran out of fuel at 194 miles on a full 55 litre tank - 16mpg, I'd have got better mpg pottering about from a Jaguar.

But now that its run only in the summer months and primarily for holidays, I can see clearly that it just manages 30mpg on a long motorway run, 25ish running long distances on a and B roads and a disappointing sub 20 when used for less than ten mile local trips.

 

944 has always done 28-29 for the last 19 years of ownership, but the 1600 Scirocco will not match the figures of the 1800 that someone else has earlier in this post.

Posted

My "real world" MPG's lately -

 

Cortina mk4 2.0 S - averages 26-28mpg... when it had electronic ignition it did a bit better until the unit fried and I went back to points.

 

Focus TDDI - 50mpg all day, have seen as high as early 60s when driving long distance.

 

MG ZT CDTi - these book at about 49mpg, mine seems to like lurking around the 40mpg mark, with about 46 when I tickle it

 

Saab 9-3 Turbo 'vert - lurked around 31-34 mpg, and as low as 23 when late for work and in a hurry

 

Renault 18 diesel - 48-53mpg.

 

 

Best car I've had economy wise was the £300 ex taxi skoda superb TDi which did late 50s with normal driving and over 60 on a run - fantastic for a big heavy motor

Posted

attachicon.gifvarious 011.JPG

 

35 mile run from Wales to Wirral. 1.2 16v Petrol Punto.

 

I used to have a Punto the same as Mr. T. Claim's and while I never saw that kind of figure over any huge distance (apart from once registering 99.9mpg down 3 miles of dual carriageway hill at at 60mph), I would regularly see anything from 45 to 60mpg in regular driving, and that figure was backed up when I did the sums at the pump so the gauge was reasonably accurate.

 

Highs and lows have been that, and a Mk1 Renault 5GTL which did about the same 40-60mpg over the year or so I had it, to the first of the 2 Vauxhall Royales I had, where mid teens was the order of the day, and even the gentlest poodling wouldn't yield much more than low 20s.

 

I seem to be able to get quite decent mpg figures from most cars, despite not being what you'd call a slow driver. I just put my usual weekly £30 into the Merc this afternoon and the trip meter was on 132 miles which works out about 27mpg. Not bad for a 3.2 litre petrol automatic barge with 140k on the clock, I thought. :)

Posted

I used to get better MPG out of a Range Rover 3.9 Efi that a 1971 VW camper I had at the same time. Truly shocking economy from the scenemobile.

Posted

barefoot: I had a VW Jetta with a similar (1.8l) engine to the Scirocco, but with a Pierburg carb. That got around 30mpg, then mid 30's when I fitted a Weber. I find the injection VW's are much better on fuel.

 

As for believing trip computers - forget it. I find VW's usually lie by at least 10%.

 

Range Rover - 18mpg on petrol, 14mpg on lpg.

Posted

I get about 18 in the Rangie...seeing that above makes me me cry....
 

Posted

According to Fuelly the current Volvo averages 28.4mpg, which isn't bad. Typically it does around the 26-29mpg mark on the sort of mixed use but will do 35 on a run and once did 40. Sadly I've never been able to repeat that feat of pez saving since I picked up the damned thing, I once filled up, caned it down the motorway for a few miles and then filled up again. Apparently at three figures it's doing 12.7mpg  :shock:

Rover 75 didn't last long enough for me to work it out. It was a diesiesel though so probably decent. So far it's the most expensive car in terms of running costs I've ever had as it cost £795 and did 75 or so miles before expiring. That doesn't count the two tyres it had or the tankful of diesel. 

Last 740 (2.3 Auto) never broke the 30mpg barrier. It did 29 once but more often did between 19 and 25. 

850 did around the thirty mark, probably more on a run.

The Yaris did 43mpg. It did 43 when I drove it like an imbecile. it did 43 when I drove it like a nun full of kittens. 

I miss 43mpg...

Posted

My Volvo 940 TD does 30MPG or something. Don't really care because it's running on waste veg. JUSTICE!

Posted

My 306 1.9 na dizzler does 48-51mpg tested over full tanks which and ran till the light comes on etc etc etc doesn't seem to change much however I drive. I used to laugh at how slow it is, but I really like driving it and really it aint that bad once you get used to it and the early na versions go for buttons.

Posted

The best for consistently good mpg I have had was a pug 106d, that would get 68 mpg.

n/a bx diesel was good for 60.

306 dt, 48-54

the volvo is consistently awful, 28 max. but then I do thrash it so thats no surprise.

Posted

My 110 HDi Xantia estate managed close to 50mpg with decent performance. The downside of the HDi engine, in that car at least, is that the torque put strain on the engine mounts, suspension bushes, ball joints and even bonnet hinges. Other than service items and consumables my 1.9TD Xantia only needed one wheel bearing and one driveshaft in its 160k miles, the HDi was forever needing work.

 

The 110 HDi C5 estate we have now still does around 50mpg but it doesn't tear itself apart like my Xantia did. I think that's a combination of the DMF and the car being designed with the HDi engine in mind.

Posted

My old Bora TDI PD Daily driver is remapped and averages 62mpg (160 miles daily)

Our old Porsche Boxster* averages 27mpg, but gets an easy time tbh

 

 

*This does imo fall into shitter territory and its a mechanical paint in the arse 

Posted

Mk3 Mondeo 2.0 TDDi - steady 45mpg, mostly longer runs

 

Wife's C3 1.4 HDi - steady 55mpg, mostly town work

 

Yamaha XJ600n - 60mpg (is that cheating?)

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