Samsung Galaxy S25+ / Samsung Galaxy S24 (SM-S921B)

Samsung Galaxy S25+: Galaxy S25+; 12 GB RAM, 256 or 512 GB storage; Navy, Silver Shadow, Icyblue and Mint. The Galaxy S25, S25 Edge and S25 Ultra are separate models.

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.

SpecificationSamsung Galaxy S25+Samsung Galaxy S24 (SM-S921B)
Release year20252024
ProcessorSnapdragon 8 Elite for Galaxy

All models in the series use the same chip, a Snapdragon 8 Elite version tuned to higher clocks for Galaxy.

Samsung		10 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 and storage12 GB RAM; 256 or 512 GB Samsung8 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
Display6.7-inch QHD+ (3120 × 1440) Dynamic AMOLED 2X; 1–120 Hz

The refresh rate drops as low as 1 Hz depending on content to save power. Vision Booster adjusts tones in bright light. Accounting for rounded corners the visible area is 6.5 inches.

Samsung		6.2-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
Front glass and frameCorning Gorilla Glass Victus 2 front; aluminium frame

Samsung says the frame contains at least 20% recycled aluminium by weight.

Samsung		—
Rear cameras50MP wide (ƒ/1.8); 12MP ultra-wide (ƒ/2.2); 10MP telephoto (ƒ/2.4, 3x optical)

The 3x telephoto keeps more detail than a digital crop for close portraits and distant subjects.

Samsung		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
Front camera12MP, ƒ/2.2 Samsung12 MP, ƒ/2.2, 80° Samsung
Battery and charging4,900 mAh (typical; rated 4,755 mAh); about 65% in 30 minutes with a 45W adapter; Fast Wireless Charging 2.0; Wireless PowerShare

Wireless PowerShare lets the back of the phone wirelessly charge accessories such as earbuds or a watch. The 45W adapter may be sold separately.

Samsung		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
SoftwareOne UI 7 based on Android 15 Samsung—
Connectivity5G, LTE, Wi-Fi 7, Wi-Fi Direct, Bluetooth 5.4

Wi-Fi 7 brings higher speeds and lower latency only with a compatible router.

Samsung		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
DurabilityIP68

Dust-tight and resistant to fresh water for a set depth and time; it is not a guarantee for sea water or pool chemicals.

Samsung		IP68 (up to 1.5 m of fresh water for up to 30 minutes) Samsung
Size and weight158.4 × 75.8 × 7.3 mm; 190 g Samsung147.0 × 70.6 × 7.6 mm; 167 g Samsung
Model code—SM-S921B/DS; Nano-SIM + eSIM or dual eSIM Samsung
Video—8K (7680 × 4320) at 30 fps; slow motion at UHD 120 fps and FHD 240 fps 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
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
Colours—Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow; extra online colours Samsung