Xiaomi 15 256GB - Black - Unlocked

Customer reviews for Xiaomi 15

Overall rating

26 verified reviews

Rating details

Accessories
4/5
Appearance
5/5
Battery
4.3/5
Lens & Camera
4.9/5
Overall performance
4.8/5
Packaging
4.6/5
Shipping
4.8/5

Reviews

Hamza R.
Verified purchase
Reviewed 24/04/2026, United Kingdom.
The phone is excellent. I have now been using it for a 2 weeks now and no issues at all. It would have been great if I would have gotten the original charger and cable with it as well. The cable provided was not original. but overall money well spent.
Xiaomi 15 256GB - Black - Unlocked
Xiaomi 15 256GB - Black - Unlocked
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
07/04/2026
Yevgen S.
Verified purchase
Reviewed 14/06/2026, Germany.
I’m very happy with the phone. It’s in exactly the condition described and everything works perfectly. To my surprise, I received a 512 GB model instead of the 256 GB version I’d ordered. The phone also arrived in green rather than white, which I was really pleased about. All in all, a very positive experience.
Translated from German
Xiaomi 15 256GB - Weiß - Ohne Vertrag
Xiaomi 15 256GB - Weiß - Ohne Vertrag
Condition
Premium
Close to perfection. The body may have tiny micro-scratches. For items with screens, the screen will be flawless.
Purchased
23/05/2026
Jesús B.
Verified purchase
Reviewed 01/06/2026, Spain.
It works well, the processing speed is very good. If I would like some more battery life and the android system works lightly, but the functionality I would like it to be simpler, it is somewhat complex to perform some tasks that in other versions of android system of other brands is better. Very happy with the purchase.
Translated from Spanish
Xiaomi 15 512GB - Negro - Libre
Xiaomi 15 512GB - Negro - Libre
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
12/05/2026
Philipp T.
Verified purchase
Reviewed 06/08/2025, Austria.
I am very happy with the condition. The smartphone is immaculate and the battery is as good as new. The delivery was as stated and the price was unbeatably favourable at the time. All in all, I am more than satisfied.
Translated from German
Xiaomi 15 512GB - Schwarz - Ohne Vertrag
Xiaomi 15 512GB - Schwarz - Ohne Vertrag
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
16/07/2025
Marko D.
Verified purchase
Reviewed 24/08/2025, Germany.
Excellent phone, everything arrived on time, I just got a phone and a usb c cable, there was no box of a phone but that's fine.
Translated from German
Xiaomi 15 512GB - Schwarz - Ohne Vertrag
Xiaomi 15 512GB - Schwarz - Ohne Vertrag
Condition
Good
Light signs of wear. The body may have light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
09/08/2025
Mario P.
Verified purchase
Reviewed 21/06/2026, Portugal.
I’ve been using it for a week and so far I’ve got no complaints; the battery could be a bit more powerful, but that’s just how the device is – it’s not a fault.
Translated from Portuguese
Xiaomi 15 256GB - Branco - Desbloqueado
Xiaomi 15 256GB - Branco - Desbloqueado
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
11/06/2026
Quentin L.
Verified purchase
Reviewed 08/06/2026, France.
it's perfect
Translated from French
Xiaomi 15 512 Go - Argent - Débloqué
Xiaomi 15 512 Go - Argent - Débloqué
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
29/05/2026

Everything you ever wanted to know about the Xiaomi 15

256 GBStorage
BlackColour
12 GBMemory (GB)
Dual Physical SIM + eSIMSIM card
192 gWeight
0.99SAR head
NoSD Card Slot
1200x2670Resolution
LTPO AMOLEDScreen type

The Xiaomi 15 keeps the tech world on its toes as Xiaomi’s flagship for late 2024, showing just how much progress can be packed into a pocket. Though it’s the latest generation (as of 2025), Xiaomi has made choices here that are practical and no-nonsense, focusing on a balanced mix of performance, camera hardware, and portability. If you’re after Xiaomi 15 specifications or Xiaomi 15 features, here’s the honest lowdown—without the big brand fanfare.

Key features:

Release Date: October 2024
Display: 6.36-inch AMOLED, 120Hz refresh rate, FHD+ resolution (2670 x 1200 px)
Processor: Snapdragon 8 Gen 4
Camera: Triple rear cameras: 50MP wide, 50MP telephoto (2x optical zoom), 50MP ultra-wide
Operating System: Ships with Android 14 (Xiaomi HyperOS)
Build Quality: Aluminium frame, Gorilla Glass Victus 2 on front and back
Connectivity: 5G support, Wi-Fi 7, Bluetooth 5.4
Security: Under-display fingerprint sensor

Who is this for?

The Xiaomi 15 is well-suited for anyone who needs a compact flagship Android, from busy professionals to content creators who snap tons of photos on the go. Its size keeps it easy to use one-handed—unlike some bulkier rivals—and the camera hardware more than meets most daily shooting needs. If you want all the latest core tech but without the ultra-premium price tier, the Xiaomi 15 strikes a real-world balance. The camera system is more versatile than many midrange devices, though not as extreme as the “Ultra” models.

Pros & Cons:

Pros	Cons
Premium display with 120Hz refresh rate and vibrant colours.	No IP68 water resistance—just IP68, so don’t get reckless with puddles.
Flagship Snapdragon 8 Gen 4 chip keeps everything running smoothly.	Camera software is loaded with features—but can feel busy if you just want to point and shoot.
Triple 50MP camera setup for versatile everyday photography.	No periscope/ultra zoom lens—zoom is decent but doesn’t match the “Ultra” models.

Why refurbished?

Choosing a refurbished Xiaomi 15 is a smart, eco-conscious move—keeping a near-new flagship in the circular economy (and out of landfill). Each pre-owned device on Back Market passes comprehensive checks and approval. That means less waste and a more sustainable smartphone future for everyone—including you. Learn more about our quality standards.

Storage: 256 GB
Colour: Black
Memory (GB): 12 GB
SIM card: Dual Physical SIM + eSIM
Weight: 192 g
SAR head: 0.99
SD Card Slot: No
Resolution: 1200x2670
Screen type: LTPO AMOLED
OS: Android
Foldable: No
Colour (official name): Black
Mobile network: 5G
Screen size (in): 6.36
Carrier compatibility: Unlocked
Serie: Xiaomi
Year of Release: 2024
Model: Xiaomi 15
Brand: Xiaomi

iPhones

Choose location

Suggested searches

Popular searches

Xiaomi 15 256GB - Black - Unlocked

Customer reviews for Xiaomi 15

Overall rating

Rating details

Reviews

Reviews

Hamza R.

Yevgen S.

Jesús B.

Philipp T.

Marko D.

Mario P.

Quentin L.

Everything you ever wanted to know about the Xiaomi 15

Related articles

Some proof that refurbished electronics reduce the negative impact of tech on the planet | Back Market

How to factory reset an Android phone (4 quick scenarios) | Back Market

New vs. Refurbished: The Environmental Impact of the Tech Industry | Back Market

iPhone vs Android: which smartphone is right for you? | Back Market

H1: Best smartwatch for Android: The only guide you need | Back Market

I swapped my smartphone for a dumbphone for a week and was surprised by the result | Back Market

Childhood is too short to be spent on a smartphone | Back Market

Welcome to Back Market