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      03-05-2025, 04:45 PM   #1
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Need help deciding which to buy: 2005 Z4 2.5i or 2014 Z4 sDrive 28i

Need help deciding which Z4 to buy:
I have narrowed down my options to a 2005 Z4 2.5i with 17,500 miles single owner for $14k, and a 2014 Z4 sDrive 28i with 73k miles total and 3 owners but only 17k on a new engine for $17.5k. No reported accidents on either and both black exterior with beige interiors. Both are automatics.

I am torn between the cars: love the classic style of the ‘05, wood trim, low miles, single owner, great condition;
but also like the more contemporary body style of the 2014, hard top, sleek interior, pop up, nav screen and Sirrius radio.

Anyone have any insights or recommendations on which I should buy?
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      03-05-2025, 05:11 PM   #2
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Easy answer. Inline six, 2005 single owner 2.5 with 17,500 miles. Regardless of price!!! Hands down!!! The E89 is without a doubt one of the most beautiful designs BMW has ever produced, but in this case the E85 is the only one to consider!!!
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      03-05-2025, 05:20 PM   #3
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2005 all the way. One owner!! Most likely that car has been cared for with only 17,000 + on the clock.
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      03-05-2025, 05:45 PM   #4
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Thanks!
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      03-05-2025, 05:46 PM   #5
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Thanks and I appreciate the quick response from you both!
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      03-05-2025, 05:59 PM   #6
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The one with the manual transmission!
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      03-06-2025, 09:07 AM   #7
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Quote:
Originally Posted by tturedraider View Post
Easy answer. Inline six, 2005 single owner 2.5 with 17,500 miles. Regardless of price!!! Hands down!!! The E89 is without a doubt one of the most beautiful designs BMW has ever produced, but in this case the E85 is the only one to consider!!!
Agree 100%.
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      03-06-2025, 10:38 AM   #8
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Do you know the driving history of the 2005? I’d be leery of it if the low mileage is because it’s been parked for a decade or more. On the other hand, if it was owned by the proverbial little old lady who drove it to church on Sundays (my first car was literally driven like that), then that’s less of a concern.

Also, check on details such as the airbags. Has their service life expired? If so, that’s a costly retrofit. Ditto if they were made by the company that delivered the bad ones, and if the upgrade was never performed. (Or maybe it’s still an open recall?)

It would be good to know more about the car with the new engine. I know someone who has a Subaru whose engine was replaced under warranty because it had a factory defect, or something like that. It works just fine. On the other hand, something catastrophic, or something not installed properly, could make your life miserable.

I’m not trying to be a Debbie Downer. These are just things to investigate.

There is an older Z3 in my town. It’s Dakar yellow. I always admire it whenever I drive or walk past it.
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      03-06-2025, 12:24 PM   #9
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Originally Posted by BMWbiker View Post
Do you know the driving history of the 2005? I’d be leery of it if the low mileage is because it’s been parked for a decade or more. On the other hand, if it was owned by the proverbial little old lady who drove it to church on Sundays (my first car was literally driven like that), then that’s less of a concern.

Also, check on details such as the airbags. Has their service life expired? If so, that’s a costly retrofit. Ditto if they were made by the company that delivered the bad ones, and if the upgrade was never performed. (Or maybe it’s still an open recall?)
valid concerns for sure. It's the 2.5L variant of the M54. super reliable motor and very DIY friendly. OP if you do go for the E85, aside from the usual M54 service points I would highly recommend upgrading the DISA valve. without getting too into detail the stock design has been known to fail which will cause catastrophic damage. there's a company called German Auto Solutions (no affiliation) that sells an upgrade kit that's cheap and can potentially save your motor. I did it on my E60. other than that it's cooling system, valve cover gasket, oil change and plugs and let 'er rip. good luck with whatever you choose, E85 is one of my favorite BMW designs of all-time.
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      03-06-2025, 04:18 PM   #10
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Thanks for the feedback! Very helpful. Its a single owner low annual mileage car; 1,755 miles per year, varied from 1k/yr to 3k/yr with a low of 11 miles as far as I can tell
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      03-07-2025, 09:27 PM   #11
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Quote:
Originally Posted by Drarmy View Post
Thanks for the feedback! Very helpful. Its a single owner low annual mileage car; 1,755 miles per year, varied from 1k/yr to 3k/yr with a low of 11 miles as far as I can tell
It’s very common for Z cars to be weekend cars that only get driven in nice weather. Low annual mileage is not uncommon. I think you found a gem!! Now, you realize this is the internet and if there aren’t pics it didn’t happen!! Plus, with a gem like this we want our car porn!!
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      03-08-2025, 07:55 AM   #12
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Seeing that the 4-cylinder turbo required a new engine already is not uncommon. The engine as introduced is junk. The current "30" engine is a huge improvement. The 6-cylinder in the Z3 is bullet-proof. Add the huge amount of cheap plastic used in the Z4 and put that in the sun for a few years with the top down and you'll find what that interior costs to replace piece-by-piece. I prefer the driving of the Z4 but the quality of materials (such that is is) in the Z3 was better. Drive them both and see which one you like best.
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      03-08-2025, 09:11 AM   #13
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I wouldn't recommend either one. The newer one appears to have had hard use, and the older one is coming on 21 years old. Expect a lot of costly surprises either way.
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      03-08-2025, 11:13 AM   #14
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Quote:
Originally Posted by Drarmy View Post
Its a single owner low annual mileage car; 1,755 miles per year, varied from 1k/yr to 3k/yr with a low of 11 miles as far as I can tell
Service records? Many low milage owners service the car based on milage alone and not time, so it may have had only 1 or 2 oil changes, for example. Also many of these cars are still on original tires (or at least very old tires) since nobody wants to replace brand-new looking tires every 6-8 years.
Finally, even with low usage things break down, particularly rubber and plastic items. Bushings, hoses, belts. Service history of parts replaced would go a long way to show good care of the car.

I would recommend deciding on which generation Z4 you want and which engine/trim combo you are looking for and be on the lookout for that car. Just choosing randomly between two examples you found doesn't make a lot of sense to me.
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      03-12-2025, 10:32 AM   #15
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Many thanks Bimmer Nation! I appreciated all the feedback and bought the 2005 Z4 E85 2.5i this past weekend! So fun to drive.

I checked all service records and all was in order. The sales rep said as I was leaving that the dealer lost a lot of money on the car. I found the sales report in the glove compartment and looked like the dealer paid 23.5k for it; I purchased at $13,990 including the cost of the hydraulic belt tensioner which they paid for. I’m very happy with the car and it only has 17.5k original miles!

Pics to come as soon as I figure out how to upload them.
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      03-12-2025, 04:31 PM   #16
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Quote:
Originally Posted by Drarmy View Post
Many thanks Bimmer Nation! I appreciated all the feedback and bought the 2005 Z4 E85 2.5i this past weekend! So fun to drive.

I checked all service records and all was in order. The sales rep said as I was leaving that the dealer lost a lot of money on the car. I found the sales report in the glove compartment and looked like the dealer paid 23.5k for it; I purchased at $13,990 including the cost of the hydraulic belt tensioner which they paid for. I’m very happy with the car and it only has 17.5k original miles!

Pics to come as soon as I figure out how to upload them.
Uploading pics on here has always been a pain. I use Flikr for my images and just paste the embedded link into the chat. Makes it easy. Some people say uploading images is easy on here, but I have never had any luck doing it.

Lets see those pics!
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      Yesterday, 01:53 AM   #17
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Quote:
Originally Posted by Drarmy View Post
Many thanks Bimmer Nation! I appreciated all the feedback and bought the 2005 Z4 E85 2.5i this past weekend! So fun to drive.

I checked all service records and all was in order. The sales rep said as I was leaving that the dealer lost a lot of money on the car. I found the sales report in the glove compartment and looked like the dealer paid 23.5k for it; I purchased at $13,990 including the cost of the hydraulic belt tensioner which they paid for. I’m very happy with the car and it only has 17.5k original miles!

Pics to come as soon as I figure out how to upload them.
Congrats!! Good decision!!

Quote:
Originally Posted by STi from DSM View Post
Uploading pics on here has always been a pain. I use Flikr for my images and just paste the embedded link into the chat. Makes it easy. Some people say uploading images is easy on here, but I have never had any luck doing it.

Lets see those pics!
I’ve never had a problem uploading pics. Go Advanced, Manage Attachments, Choose Files, Upload. Sometimes it doesn’t like a photo I may have saved straight to my phone, so I crop it just a tad and it becomes a jpeg and then it uploads with no problem. I don’t use the Bimmerpost app. I’m always on the “desktop site” page on Safari or Chrome.
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      Yesterday, 07:30 AM   #18
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Quote:
Originally Posted by Drarmy View Post
I found the sales report in the glove compartment and looked like the dealer paid 23.5k for it; I purchased at $13,990.
Not that you did not get a good deal, but I find the figure showing what the dealer paid for the car to be rather hard to believe. Dealers may be stupid but they're not dumb when it comes to numbers. Was this a trade-in report on a new-car purchase or what exactly is this "sales report"?
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      Yesterday, 11:01 AM   #19
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Originally Posted by BMWCCA1 View Post
Not that you did not get a good deal, but I find the figure showing what the dealer paid for the car to be rather hard to believe. Dealers may be stupid but they're not dumb when it comes to numbers. Was this a trade-in report on a new-car purchase or what exactly is this "sales report"?
Agreed. Very unlikely that’s what this form was about.
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      Yesterday, 03:44 PM   #20
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I used to do the write-ups for a Chevy dealership when I worked there over the summers as a detailer. You would be surprised what dealerships "forget" in the glovebox. Maybe this report was from the previous dealership some years before you purchased? Or maybe you just got a screaming deal.
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      Yesterday, 06:14 PM   #21
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Quote:
Originally Posted by Drarmy View Post
Many thanks Bimmer Nation! I appreciated all the feedback and bought the 2005 Z4 E85 2.5i this past weekend! So fun to drive.

I checked all service records and all was in order. The sales rep said as I was leaving that the dealer lost a lot of money on the car. I found the sales report in the glove compartment and looked like the dealer paid 23.5k for it; I purchased at $13,990 including the cost of the hydraulic belt tensioner which they paid for. I’m very happy with the car and it only has 17.5k original miles!

Pics to come as soon as I figure out how to upload them.
Congrats, that's a really nice find.
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      Today, 12:06 AM   #22
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Quote:
Originally Posted by STi from DSM View Post
I used to do the write-ups for a Chevy dealership when I worked there over the summers as a detailer. You would be surprised what dealerships "forget" in the glovebox. Maybe this report was from the previous dealership some years before you purchased? Or maybe you just got a screaming deal.
My 2006 E90 330i was a BMW executive car before the first owner leased it. He had a pretty bad wreck in it while he had it. The entire right side was involved. I don’t know if the original lessee knew about it or not. The repair was absolute perfection!! Short of a paint thickness meter I would have never known it had been wrecked and repaired. And the repair stayed perfect the entire 11 1/2 years I owned the car and, of course, the repair was three years old when I bought the car. Anyway, I found out about the wreck because all of the paperwork detailing the damage and the repairs was left in the pouch holding the owner’s manuals and warranty booklets. I have a feeling the previous owner/lessee never saw it, because (trigger warning - I’m about to be sexist) it was a woman and I just have a feeling she never looked at everything in that pouch.

This experience taught me it is possible to repair significant body damage to a virtually perfect level that is not detectable to the naked eye.
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