Fitting a 12.3-inch Android screen transformed the tiny navigation display in my BMW X3 (F25).
I covered what these Android screens are and why I wanted one in a previous post:
Retrofitting a 12.3-Inch Android Screen to My 300,000 km BMW X3 (F25)
Choosing which unit to buy took a lot of agonizing, so this post is a record of that process.
Where to Buy: Overseas Shopping It Is
I started by browsing the usual online stores, searching for “BMW F25 X3 Android”.
Slim Pickings on Japanese Sites
Rakuten, Amazon Japan, Yahoo! Shopping — the big Japanese e-commerce sites barely had any listings.
The few that showed up had no reviews and looked like resellers just flipping items from overseas marketplaces.
Same story on Yahoo! Auctions: a handful of hits, but clearly the same reseller listing units in bulk, with no warranty to speak of. If that’s the game, I might as well buy directly from the source.
Checking Overseas Sites
I looked at eBay and Amazon.com, which I’d used before.
They had some listings, but the selection was thin and prices were high.
AliExpress Had the Best Selection
Then a Google search led me to AliExpress, which had by far the widest variety.
A Chinese marketplace gave me pause at first, I’ll admit.
But it’s owned by Alibaba and I’d heard of it in the news — and good products are good products, regardless of where they ship from.
I’d previously bought a repair part for the sticky driver’s door pull pocket from a seller in Wuhan, China (via eBay), and it was cheap and excellent. I still touch that part every day and it’s holding up perfectly.
So AliExpress it was.
Too Many Choices — What Actually Matters?
Searching “F25 X3 android” on AliExpress returns a dizzying number of listings.
Even a single seller offers tons of spec variations.
I couldn’t decide right away, so I narrowed things down by the specs that actually matter.
Display Size
The most important factor. These units are mainly sold in 10.25-inch and 12.3-inch versions.
Watch Out: Some Are for Left-Hand Drive
One thing worried me: China and most other markets drive on the right with left-hand-drive cars, so are these panels shaped for LHD dashboards?
Looking closely at product photos, some 10.25-inch units clearly had a bezel cutout positioned for left-hand-drive dashboards — some even said “for LHD” in the listing.
You can see the current 10.25-inch offerings here: 10.25″ Android screens for BMW F25/F26 on AliExpress
The 12.3-inch version, on the other hand, spans nearly the full width of the center dash, so there’s no left/right distinction.
For a right-hand-drive car (like mine here in Japan, or in the UK and Australia), the 12.3-inch should be the safe choice.
I had no hard confirmation when ordering — I judged from the photos. (Having since bought and installed one: yes, the 12.3-inch was the right call.)
OS Version
Units came with Android 10 or Android 11, with 11 costing more.
I couldn’t find any meaningful functional difference, so I let price decide.
RAM and CPU
I’m not gaming on my car’s dashboard, so 4 GB of RAM is plenty. I made 4 GB or more my baseline.
CPU specs (Snapdragon etc.) were listed inconsistently. As long as it runs smoothly, I don’t mind — so I didn’t weigh it heavily.
Storage (ROM)
Sellers offer 32/64/128/256 GB options, with bigger costing more.
By smartphone standards 32 GB is workable, but 64 GB gives comfortable room for apps and video files. USB drives and SD cards work too, so huge internal storage isn’t really necessary.
Bluetooth
The last comparable spec: Bluetooth version. I saw 4.0 and 5.0 versions.
In practice you’ll usually pair your phone to the factory head unit anyway, so it may not matter much — but it nagged at me.
Comparison Table (as of December 2021)
Here’s the list I compiled, sorted by total price. Prices are in Japanese yen; at the time, ¥45,000 was roughly US$400.
| Seller | Display | OS | RAM | ROM | BT | Price ¥ | Shipping ¥ | Total ¥ |
|---|---|---|---|---|---|---|---|---|
| AUTOTOP Official Store | 12.3 | 10 | 4 | 64 | 4 | 43,374 | 247 | 43,621 |
| navivox Official Store | 12.3 | 10 | 4 | 64 | ? | 44,337 | 247 | 44,584 |
| AUTOTOP Multimedia Store | 12.3 | 10 | 4 | 64 | ? | 44,580 | 247 | 44,827 |
| Nevegetor Factory Store | 12.3 | 10 | 4 | 64 | ? | 42,379 | 2,772 | 45,151 |
| Nevegetor Franchised Store | 12.3 | 10 | 4 | 64 | 5 | 44,252 | 1,479 | 45,731 |
| KJ-NAVI Store | 12.3 | 10 | 4 | 64 | ? | 44,759 | 1,356 | 46,115 |
| Shenzhen KAIGEDE Store | 12.3 | 10 | 4 | 64 | ? | 45,929 | 986 | 46,915 |
| Nevegetor Official Store | 12.3 | 10 | 4 | 64 | 5 | 45,858 | 1,528 | 47,386 |
| Nevegetor Factory Store | 12.3 | 10 | 6 | 128 | ? | 44,837 | 2,772 | 47,609 |
| KJ-NAVI Store | 12.3 | 10 | 4 | 64 | ? | 44,954 | 2,834 | 47,788 |
| KJ-NAVI Store | 12.3 | 10 | 6 | 128 | ? | 47,429 | 1,356 | 48,785 |
| Shenzhen KAIGEDE Store | 12.3 | 10 | 6 | 128 | ? | 48,600 | 986 | 49,586 |
| GPS Navigation Supplier Store | 12.3 | 10 | 4 | 64 | 4.1 | 49,637 | 0 | 49,637 |
| Nevegetor Official Store | 12.3 | 10 | 6 | 128 | 5 | 48,855 | 1,528 | 50,383 |
| Nevegetor Franchised Store | 12.3 | 10 | 6 | 128 | 5 | 50,339 | 1,479 | 51,818 |
| navifly StrongNavi Store | 12.3 | 10 | 4 | 64 | ? | 53,861 | 1,233 | 55,094 |
| MEKEDE BestNavi Store | 12.3 | 10 | 4 | 64 | 4 | 53,861 | 1,233 | 55,094 |
| Astrowind Store | 12.5 | 11 | 4 | 64 | 5 | 55,883 | 0 | 55,883 |
| GPS Navigation Supplier Store | 12.3 | 11 | 6 | 128 | 5 | 59,178 | 0 | 59,178 |
| Astrowind Store | 12.5 | 11 | 6 | 128 | 5 | 64,277 | 0 | 64,277 |
The One I Chose
Looking closely at the long list, many entries are the same product sold by different stores — realistically there were only 3–4 actually different units.
The specific listings I compared back then have since disappeared, but you can find the current equivalents (same 12.3-inch units for the X3 F25 / X4 F26, CIC/NBT compatible) here:
12.3″ Android screens for BMW X3 F25 / X4 F26 on AliExpress
A couple of current examples are below. Based on my experience, there’s no need to splurge — the affordable units do the job just fine.
There were so many sellers, and so many variations per listing, that it took me a long time to decide.
With over 300,000 km on the clock, I didn’t want to spend big on this car.
My criteria: 12.3-inch display and 64 GB storage, then take the cheapest.
In the end, for about ¥2,000 (approx. US$18) over the absolute cheapest, I could get one with Bluetooth 5.0 — so that’s what I ordered, from “Nevegetor Franchised Store”.
The actual amount charged to my credit card was ¥45,496 (approx. US$400 at the time).
No customs duty was charged on delivery, by the way.
It arrived 16 days after ordering, in a box wrapped in an impressive amount of tape
A big-screen Android navigation system for under ¥50,000 — what a time to be alive.
I installed this unit myself — the full step-by-step is here: the full DIY installation write-up.
This article is also available in Japanese.
