Xiaomi 17T / Samsung Galaxy S24 (SM-S921B)

Xiaomi 17T: 2602DPT53G; 12 GB / 256 GB; black

Samsung Galaxy S24 (SM-S921B): Galaxy S24, global SM-S921B (8 GB / 128 GB, Nano-SIM + eSIM). The US SM-S921U uses a different processor; the Galaxy S24+ and S24 Ultra are separate models.

SpecificationXiaomi 17TSamsung Galaxy S24 (SM-S921B)
Release year20262024
Model2602DPT53G Xiaomi—
ProcessorDimensity 8500-Ultra; 4 nm Xiaomi10 cores; 3.2 GHz, 2.9 GHz, 2.6 GHz and 1.95 GHz clusters

Samsung notes that the processor varies by market; the US SM-S921U does not use the same chip as this global model.

Samsung
Memory / storage12 GB LPDDR5X / 256 GB; 512 GB option Xiaomi—
Display6.59-inch AMOLED; 2756 × 1268; up to 120 Hz Xiaomi6.2-inch (6.0-inch with rounded corners) Dynamic AMOLED 2X; 2340 × 1080 (FHD+); adaptive 1–120 Hz; Vision Booster

The adaptive refresh rate drops to 1 Hz on static content to save power; Vision Booster adjusts tone and contrast in bright light.

Samsung
Cover glassCorning Gorilla Glass 7i Xiaomi—
Peak brightness3500 nits UHBM; 25% APL

Not sustained full-screen brightness.

Xiaomi		—
Main camera50 MP; 23 mm equivalent; f/1.7; OIS Xiaomi—
Telephoto50 MP; 115 mm equivalent; f/3; OIS; 5× Xiaomi—
Ultrawide12 MP; 15 mm equivalent; f/2.2 Xiaomi—
Front camera32 MP; f/2.2; 4K/30p Xiaomi12 MP, ƒ/2.2, 80° Samsung
VideoRear: HDR10+ / Log, up to 4K/60p Xiaomi8K (7680 × 4320) at 30 fps; slow motion at UHD 120 fps and FHD 240 fps Samsung
Battery6500 mAh typical; silicon-carbon Xiaomi—
Wired charging67 W HyperCharge; up to 50 W with compatible PPS Xiaomi—
Reverse chargingWired, up to 22.5 W Xiaomi—
WirelessWi-Fi 6E; Bluetooth 6.0; regional network restrictions apply Xiaomi—
PositioningGPS L1+L5; Galileo E1+E5a Xiaomi—
ProtectionIP68; laboratory test: 1.5 m fresh water / 30 minutes

Protection may deteriorate with wear; pool or beach use is not advised.

Xiaomi		—
Body157.6 × 75.2 × 8.17 mm; 200 g Xiaomi—
Model code—SM-S921B/DS; Nano-SIM + eSIM or dual eSIM Samsung
Memory and storage—8 GB RAM; 128 GB (about 103.9 GB available)

The series also has 256 and 512 GB and 12 GB RAM configurations; there is no microSD slot.

Samsung
Rear cameras—50 MP wide (ƒ/1.8, OIS, 85°); 10 MP 3x telephoto (ƒ/2.4, 36°); 12 MP ultra-wide (ƒ/2.2, 120°)

3x optical zoom uses the separate telephoto lens; the 2x option crops the main sensor at optical quality, and digital zoom reaches 30x.

Samsung
Battery and charging—4000 mAh typical (3880 mAh rated); about 50% in 30 minutes with a 25 W adapter and 3 A cable; Fast Wireless Charging 2.0; Wireless PowerShare

Wireless PowerShare lets the back of the phone wirelessly charge small devices such as a watch or earbud case. No adapter is included.

Samsung
Rated battery life—Up to 29 hours of video playback; rated for at least 2000 charge cycles; energy efficiency class A

The 2000-cycle figure comes from the EU label, which targets the battery keeping a set share of its capacity over that span.

Samsung
Connectivity—5G; Wi-Fi 6E (2.4 + 5 + 6 GHz); Bluetooth 5.3; NFC; USB Type-C (USB 3.2 Gen 1)

The 6 GHz band needs a Wi-Fi 6E router.

Samsung
Location and sensors—GPS, GLONASS, BeiDou, Galileo, QZSS; accelerometer, barometer, fingerprint, gyro, geomagnetic, Hall, light and proximity sensors Samsung
Operating system—Shipped with Android 14 and One UI 6.1; seven generations of OS upgrades and seven years of security updates

Samsung’s UK page lists security updates for this model until 31 January 2031; timing can vary by market.

Samsung
Durability—IP68 (up to 1.5 m of fresh water for up to 30 minutes) Samsung
Size and weight—147.0 × 70.6 × 7.6 mm; 167 g Samsung
Colours—Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow; extra online colours Samsung