BMW 325i M sport 2011

BMW 325i M sport 2011

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CombineHarvester

Original Poster:

41 posts

154 months

Wednesday 4th May 2016
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Hi All,

I've let my 320D M sport go and i am looking for another BMW, I'm considering petrol, I do probably less that 12K per year now, I came across a 325i E91 post LCI for the right money, has anyone got a 325i (I think its N53)?

What sort of MPG are you seen on the motorway?

Thanks,

Scott

cerb4.5lee

30,565 posts

180 months

Wednesday 4th May 2016
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I would expect low 40's on a run in one of them I reckon, I have the earlier N52 engine in a 330i and that does 35 on a run but settles at around 27 most of the time, the N53 is far more fuel efficient for sure.

bmwmike

6,947 posts

108 months

Wednesday 4th May 2016
quotequote all
I've got the 272ps n53 in an f10 and can very easily get 35mpg on a run. That is not trying btw. I haven't bothered trying to better it but am sure it could do 40 mpg if I really tried.

In a lighter e90 it'll be better again.

Round town I get 20 mpg but again I don't hang about.

It is no better or worse ad far as I can tell than my e46 323i but for that I get a car which is much heavier and much quicker and auto.

Cracking engine. Just watch out for injector issues which will blow any mpg savings out of the water. Much more reliable now than they used to be...

CombineHarvester

Original Poster:

41 posts

154 months

Wednesday 4th May 2016
quotequote all
Thanks for the replies. I was looking at information on the engines and can see there are two different power versions, with the same capacity. Any idea of the mechanical differences between the two?

bmwmike

6,947 posts

108 months

Wednesday 4th May 2016
quotequote all
Programming and inlet manifold is 3 stage on the 272ps


MrBen1

510 posts

118 months

Wednesday 4th May 2016
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I have a 2009 325i SE Auto with the N53 engine and am a bit of a Fuelly addict so I have stats on MPG since I've owned it - circa 50,000 miles.

My best tank ever was 37.9 mpg, which was a run up from Surrey to just shy of Glasgow mostly taking it easy. Average overall is 27.4, but I do have a fairly busy daily commute across north Surrey on which I don't hang about, so others I suspect would average a bit higher.

Great cars, I had a few injector and coilpack issues early on but it's been fine since. Does need revs if you want to really move (at which point use sport mode or manual mode if you buy an Auto), but equally it's very happy wafting about day-to-day. Lovely engine note too, and worth enjoying whilst you can still buy a six-cylinder petrol engine in an everyday saloon, they are sadly becoming a rare option these days.

CombineHarvester

Original Poster:

41 posts

154 months

Wednesday 4th May 2016
quotequote all
Interesting. Thanks, That would make it slighhtly worse than the 320D M Sport I had which averaged about 38 overall.

I've heard about the coilpack issues, but i though that was just the 2.0 engines. Is it coil-on-plug? was it just a replacement?

Spuffington

1,206 posts

168 months

Thursday 5th May 2016
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I'm buying a Z4 at the weekend with this 2.5i lump following a lengthy testdrive last weekend.

On the testdrive I averaged 26mpg, but that was what you might call a fairly "spirited" drive on country roads, fast dual carriageways and lots of quick getaways from roundabouts. I fully expect to see around 32mpg on my more normal commute to work.

But do drive one - the sound is sublime from these I6 Petrols. After a long time away from the I6 E46s I owned, it's a pleasure going back to one and as one poster said - they're not going to be around in the future, so enjoy them now.

tomic

720 posts

145 months

Friday 6th May 2016
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Spuffington said:
I'm buying a Z4 at the weekend with this 2.5i lump following a lengthy testdrive last weekend.

On the testdrive I averaged 26mpg, but that was what you might call a fairly "spirited" drive on country roads, fast dual carriageways and lots of quick getaways from roundabouts. I fully expect to see around 32mpg on my more normal commute to work.

But do drive one - the sound is sublime from these I6 Petrols. After a long time away from the I6 E46s I owned, it's a pleasure going back to one and as one poster said - they're not going to be around in the future, so enjoy them now.
The N53 in the later 325i is actually a 3.0. I think yours will be 2.5 N52 - Is it an Sdrive 23i?