Samsung Galaxy S24 (SM-S921B) / Apple iPhone 13 mini

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.

Apple iPhone 13 mini: iPhone 13 mini (2021); 128, 256 and 512 GB. The iPhone 13, 13 Pro and 13 Pro Max are separate models.

SpecificationSamsung Galaxy S24 (SM-S921B)Apple iPhone 13 mini
Release year20242021
Model codeSM-S921B/DS; Nano-SIM + eSIM or dual eSIM Samsung—
Display6.2-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		5.4-inch Super Retina XDR OLED; 2340 × 1080 pixels, 476 ppi; HDR, True Tone, wide colour (P3)

Typical maximum brightness is 800 nits, 1200 nits peak for HDR content; typical contrast 2,000,000:1. There is no ProMotion; that is only on the 13 Pro models. Because the corners are rounded, the visible area is slightly smaller than the 5.42-inch rectangle.

Apple
Processor10 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 storage8 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 cameras50 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		Dual 12 MP: Main (ƒ/1.6, sensor-shift optical image stabilisation, 100% Focus Pixels) and Ultra Wide (ƒ/2.4, 120°); 2x optical zoom out, digital zoom up to 5x

There is no telephoto camera; 2x refers to switching from the main to the ultra-wide camera. Night mode, Deep Fusion, Smart HDR 4 and Photographic Styles are included; macro photography and ProRAW are only on the Pro models.

Apple
Video8K (7680 × 4320) at 30 fps; slow motion at UHD 120 fps and FHD 240 fps Samsung4K at 24/25/30/60 fps; Dolby Vision HDR up to 4K 60 fps; Cinematic mode 1080p at 30 fps; 1080p slo-mo at 120/240 fps

Recording formats are HEVC and H.264; ProRes recording is only on the Pro models.

Apple
Front camera12 MP, ƒ/2.2, 80° Samsung—
Battery and charging4000 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		Up to 17 hours video (13 hours streamed), up to 55 hours audio; built-in lithium-ion battery; MagSafe wireless charging up to 15 W, Qi 7.5 W; up to 50% in 30 minutes with a 20 W or higher adapter

According to Apple’s MagSafe charger page, the iPhone 13 mini charges at up to 12 W on a MagSafe Charger with an adapter of at least 9V/2.03A. No adapter is in the box.

Apple
Rated battery lifeUp 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		—
Connectivity5G; 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 sensorsGPS, GLONASS, BeiDou, Galileo, QZSS; accelerometer, barometer, fingerprint, gyro, geomagnetic, Hall, light and proximity sensors Samsung—
Operating systemShipped 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		—
DurabilityIP68 (up to 1.5 m of fresh water for up to 30 minutes) Samsung—
Size and weight147.0 × 70.6 × 7.6 mm; 167 g Samsung131.5 × 64.2 × 7.65 mm; 140 g Apple
ColoursOnyx Black, Marble Grey, Cobalt Violet, Amber Yellow; extra online colours Samsung—
Body—Ceramic Shield front, glass back, aluminium frame; fingerprint-resistant oleophobic coating Apple
Water and dust resistance—IP68 (IEC 60529; up to 6 metres for 30 minutes)

Apple notes that liquid damage is not covered by warranty and that resistance may decrease with normal wear.

Apple
Chip—A15 Bionic: 6-core CPU (2 performance + 4 efficiency), 4-core GPU, 16-core Neural Engine

The A15 in the iPhone 13 Pro has a 5-core GPU; the mini and standard iPhone 13 have 4 cores.

Apple
Storage—128 GB, 256 GB or 512 GB

Capacity is chosen at purchase; there is no memory card slot.

Apple
Front camera and Face ID—12 MP TrueDepth, ƒ/2.2; Face ID

The front camera also supports 4K Dolby Vision video and Cinematic mode.

Apple
Cellular and wireless—5G (sub-6 GHz, 4x4 MIMO), Gigabit LTE (4x4 MIMO, LAA), Wi‑Fi 6 (802.11ax) 2x2 MIMO, Bluetooth 5.0, Ultra Wideband chip, NFC with reader mode

The models on the UK page list no mmWave 5G. Ultra Wideband availability varies by region.

Apple
SIM—Dual SIM (nano-SIM + eSIM) or dual eSIM Apple
Port and video output—Lightning; up to 1080p video via the Lightning Digital AV Adapter; up to 4K HDR via AirPlay

Adapters are sold separately.

Apple
Audio and video formats—AAC, MP3, Apple Lossless, FLAC, Dolby Digital, Dolby Digital Plus and Dolby Atmos; Dolby Vision, HDR10 and HLG for HDR video Apple
Sensors—Face ID, barometer, three-axis gyro, accelerometer, proximity sensor, ambient light sensor Apple