E30 325i Auto Economy
Moderator: martauto
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smull
- E30 Zone Newbie

- Posts: 7
- Joined: Tue Sep 27, 2005 11:00 pm
Like the titles says! What fuel economy can I expect from a '91 325i Auto. No guesstimates please. If you've got one and coiuld tell me that would be great.

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mrLEE30
- E30 Zone Team Member

- Posts: 6589
- Joined: Tue Jan 18, 2005 11:00 pm
- Location: Sweating buckets in Bahrain
its fairly poor to be honest, not sure of manufacturer figures but in mine (87 model so older engine) i get about 300-350km from 50 litres of fuel... but bear in mind i live in a very hot country so engines dont run so well due to less dense air, and we always run with A/C day and night and this is mainly city driving (i live in Bahrain which is about the same size as London).
but my 320 returns the same economy (in fact some times a bit less cause its a cab)
mrlee
but my 320 returns the same economy (in fact some times a bit less cause its a cab)
mrlee
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Hyperion
- E30 Zone Squatter

- Posts: 1727
- Joined: Tue Jul 12, 2005 11:00 pm
- Location: JHB, South Africa
my OBC tells me 13.8 ltrs per 100KM
I get 380-420km depending on how i drive and how long i risk driving around with the reserve light on
.my car is coming up for a refill soon, i will tell you how much i have done as soon as the light comes on.
I get 380-420km depending on how i drive and how long i risk driving around with the reserve light on
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smull
- E30 Zone Newbie

- Posts: 7
- Joined: Tue Sep 27, 2005 11:00 pm
Thanks guys. Had to do my sums and convert it into miles per gallon. Wasn't expecting answers from such exotic places 
By my reckoning its only 20mpg, not good
Cheers
Smull

By my reckoning its only 20mpg, not good
Cheers
Smull
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mrLEE30
- E30 Zone Team Member

- Posts: 6589
- Joined: Tue Jan 18, 2005 11:00 pm
- Location: Sweating buckets in Bahrain
20mpg is about right but if all on motorway that may shoot up as high as 23mpg!!
BUT it will be 20mpg of good fun rear wheel drive!!
Manuals do give slightly better performance and economy so would go for that if its a 6 cylinder you desire.
if you want best performance but some economy go for a 318is, 4 cylinder and 136hp
(325 170hp and 320 about 125)
mrlee
BUT it will be 20mpg of good fun rear wheel drive!!
Manuals do give slightly better performance and economy so would go for that if its a 6 cylinder you desire.
if you want best performance but some economy go for a 318is, 4 cylinder and 136hp
(325 170hp and 320 about 125)
mrlee
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Ziggy
- E30 Zone Team Member

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- Joined: Mon Jan 10, 2005 11:00 pm
- Location: floating round my tin can...
If autos really do give 23mpg even on the motorway, I'd definately go for a manual! Mine might get as low as 20 in heavy traffic, but on a run it gets over 30 easily...mrLEE30 wrote:20mpg is about right but if all on motorway that may shoot up as high as 23mpg!!
BUT it will be 20mpg of good fun rear wheel drive!!
Manuals do give slightly better performance and economy so would go for that if its a 6 cylinder you desire.
if you want best performance but some economy go for a 318is, 4 cylinder and 136hp
(325 170hp and 320 about 125)
mrlee
E30 in need of wiring loom smoke since April '11...
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mrLEE30
- E30 Zone Team Member

- Posts: 6589
- Joined: Tue Jan 18, 2005 11:00 pm
- Location: Sweating buckets in Bahrain
sorry mate should have made it more obvious, was taking the pi55! my little island here in the gulf is so small that never done a motorway only check but i would imagine somewhere near to 30mpg in cool england is easily achievable, but roof down with A/C on (yes that correct a/c on , it get to 50degrees gotta keep yer feet cool) and i see no real difference between motorway and town in my 320, the 325 sport runs the same. but here fuel 8p a litre so never really bothered me!! (sorry guys if you paying a pound!!)
mrlee

mrlee

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12345kevin
- E30 Zone Camper

- Posts: 1161
- Joined: Sat Apr 09, 2005 11:00 pm
- Location: Essex
Depends how you drive it
My 325 Cab Auto has always done better than 25 to the gallon, normally nearer 30.
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gcorky
- Boost Junkie
- Posts: 2009
- Joined: Tue Jul 12, 2005 11:00 pm
- Location: n.e england
33 mpg round town (gently)325i touring 
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Jon_Bmw
- Dangerous when thinking

- Posts: 7604
- Joined: Tue Jan 11, 2005 11:00 pm
- Location: Salisbury
Used to average 27 out of an auto coupe. Checked properly, not going by the unreliable OBC. No longer get anywhere near that, but thats a different story.
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Simon13
- The longest resto in the world !
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- Joined: Mon Jan 10, 2005 11:00 pm
- Location: Camberley, Surrey don't u know
interesting for when i get my auto 325se going. When i bought it and drove it back it was returning good consumption on the m-way, seems they just use a bit more to get going. It seemed to be more relaxed cruising too at 70 plus as the revs are so much lower than in my sport.
sport manual 3k rev @70
auto se 2.5k if that @70mph
sport manual 3k rev @70
auto se 2.5k if that @70mph
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andyp
- True Old Skooler
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- Location: LONDON
living in london and driving an auto touring round gives me about 58 miles to a tenner, one day i will put a brick UNDER the acc pedal and put a 316 badge on the back to stop me pressing it too hard to find out what it should do
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Cotty
- Hartge Crew
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- Location: Orpington, Kent
I have a 92 325i tourer Auto and on a motorway run I can get 27mpg. But thats using the kickdown to overtake and the odd blast to 120 and I dont hang about getting to or from the motorway.smull wrote: What fuel economy can I expect from a '91 325i Auto.
Dont know about urban as I never check it.

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MONSPORT42
- E30 Zone Regular

- Posts: 506
- Joined: Mon Jan 10, 2005 11:00 pm
- Location: Portsmouth
Sport auto 2.7. Average 26-29 mpg. All motorway 33-35 mpg. All town 21mpg.

YOUR LEFT FOOT'S FOR BRAKING
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DemonDaz
- E30 Zone Regular

- Posts: 510
- Joined: Sat Feb 19, 2005 11:00 pm
325i Cab, general running short trip gives 23.9 mpg consistently, did a run at the weekend on motorways and got 33.

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tourer-dan
- E30 Zone Regular

- Posts: 482
- Joined: Wed May 25, 2005 11:00 pm
- Location: romford, essex
I checked mine recently, OBC reported 23mpg, actual was just over 25mpg. That was a combination of town, lanes and motorway, driving 'normally' - not too soft, not too hard.
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DOZEY
- E30 Zone Newbie

- Posts: 11
- Joined: Sat Jan 22, 2005 11:00 pm
- Location: Chichester
Fuel economy is incidental, you just need to accept how much extra having one of the sweetest engines in the world is gonna cost you. Worry about the fuel and you will end up driving a Fiat Seicento or something equally girly.
BTW. Smile if you get 25 but dont let anyone catch you driving like a wuss to achieve it.

BTW. Smile if you get 25 but dont let anyone catch you driving like a wuss to achieve it.
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Hyperion
- E30 Zone Squatter

- Posts: 1727
- Joined: Tue Jul 12, 2005 11:00 pm
- Location: JHB, South Africa
Reserve light just came on,on the way home, did 502km. I did fill my car with about 71ltrs. This time i will make a note of how many ltrs in putin etc.
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chu346
- E30 Zone Addict

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- Joined: Mon Jan 10, 2005 11:00 pm
- Location: Leicester
Smull I get 12.5-16mpg 
