Samsung Galaxy Z Flip6 / Samsung Galaxy S24 (SM-S921B)

Samsung Galaxy Z Flip6: Galaxy Z Flip6; 12 GB of memory with 256 GB or 512 GB of storage. The memory option can vary by market. The Galaxy Z Flip5, Z Flip7 and Z Fold6 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 Z Flip6Samsung Galaxy S24 (SM-S921B)
Release year20242024
Main screen6.7-inch FHD+ Dynamic AMOLED 2X; Infinity Flex Display, 2640 × 1080 (22:9); 1–120 Hz adaptive refresh rate

Counting the rounded corners the screen is 6.6 inches. A light crease can be visible at the fold; Samsung says new screen layers reduce it.

Samsung		—
Cover screen3.4-inch Super AMOLED FlexWindow; 720 × 748; 306 ppi; 60 Hz

Notifications, widgets, music controls and suggested replies work without opening the phone; the actual viewable area is about 95% because of the corners and the lower cutout.

Samsung		—
ChipSnapdragon 8 Gen 3 Mobile Platform for Galaxy; vapor chamber cooling

The vapor chamber spreads heat from the chip over a wider area to delay throttling in long gaming and recording sessions; it is a first for the Z Flip line.

Samsung		—
Memory and storage12 GB memory; 256 GB or 512 GB storage

There is no memory card slot; storage cannot be expanded later.

Samsung		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 cameras50 MP wide (ƒ/1.8, Dual Pixel AF, OIS); 12 MP ultra-wide (ƒ/2.2, 123°)

There is no telephoto camera; Samsung does 2x zoom by cropping the 50 MP sensor and up to 10x with AI-assisted digital zoom.

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 camera10 MP (ƒ/2.2, 85°)

With the phone closed the rear cameras can also take selfies, using the cover screen as a viewfinder.

Samsung		12 MP, ƒ/2.2, 80° Samsung
Battery and charging4,000 mAh (typical) dual battery; about 50% in 30 minutes with a 25 W adapter; Fast Wireless Charging 2.0; Wireless PowerShare

The rated capacity is 3,887 mAh. The 25 W adapter is sold separately. Wireless PowerShare lets the back of the phone charge Qi-compatible devices such as earbuds and watches.

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
DurabilityIP48 (up to 1.5 metres of fresh water for up to 30 minutes); Enhanced Armor Aluminum frame and hinge housing; Corning Gorilla Glass Victus 2 on front and back

The 4 in IP48 only protects against solid objects larger than 1 mm; it does not mean dust-tight. Samsung does not advise beach or pool use.

Samsung		IP68 (up to 1.5 m of fresh water for up to 30 minutes) Samsung
Connectivity5G; LTE; Wi-Fi 6E; Bluetooth 5.3

The 6 GHz band of Wi-Fi 6E needs a compatible router and is not open in every country.

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
SIM and securityOne Nano SIM and multi eSIM; side capacitive fingerprint sensor; Samsung Knox Vault Samsung—
Software supportSeven generations of OS upgrades and seven years of security updates from the global launch date Samsung—
Size and weightFolded 71.9 × 85.1 × 14.9 mm; unfolded 71.9 × 165.1 × 6.9 mm; 187 g Samsung147.0 × 70.6 × 7.6 mm; 167 g Samsung
ColoursSilver Shadow, Yellow, Blue, Mint; Samsung.com exclusives Crafted Black, White, Peach SamsungOnyx Black, Marble Grey, Cobalt Violet, Amber Yellow; extra online colours Samsung
Model code—SM-S921B/DS; Nano-SIM + eSIM or dual eSIM Samsung
Display—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
Processor—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
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