Launch
Announced
2023, July 26
Status
Available. Released 2023, August 11
Platform
OS
Android 13, upgradable to Android 16, One UI 8.5
Chipset
Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPU
Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU
Adreno 740
Display
Type
Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1750 nits (peak)
Size
6.7 inches, 102.0 cm 2 (~85.9% screen-to-body ratio)
Resolution
1080 x 2640 pixels (~425 ppi density)
displayother
Cover display: Super AMOLED, 60Hz, 3.4 inches, 720 x 748 pixels (Gorilla Glass Victus 2), 306 ppi
Memory
Card slot
No
Internal
256GB 8GB RAM, 512GB 8GB RAM
memoryother
UFS 4.0
Main Camera
Dual
12 MP, f/1.8, 24mm (wide), 1/1.76", 1.8µm, dual pixel PDAF, OIS 12 MP, f/2.2, 13mm, 123˚ (ultrawide), 1/3.06", 1.12µm
Features
LED flash, HDR, panorama
Video
4K@30/60fps, 1080p@60/240fps, HDR10+
Selfie camera
Single
10 MP, f/2.2, 23mm (wide), 1/3.0", 1.22µm
Features
HDR
Video
4K@30fps
Body
Dimensions
Unfolded: 165.1 x 71.9 x 6.9 mm Folded: 85.1 x 71.9 x 15.1 mm
Weight
187 g (6.60 oz)
Build
Plastic front (unfolded), glass back (Gorilla Glass Victus 2), aluminum frame
SIM
Nano-SIM + eSIM
bodyother
IPX8 water resistant (up to 1.5m for 30 min) Armor Aluminum
Battery
Type
Li-Po 3700 mAh
Charging
25W wired, 50% in 30 min 15W wireless 4.5W reverse wireless
Sound
Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
optionalother
32-bit/384kHz audio
Comms
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
5.3, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, BDS
NFC
Yes
Radio
No
USB
USB Type-C 3.2, OTG
Network
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 66 - International
5G bands
1, 2, 3, 5, 7, 8, 12, 20, 25, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - International
Speed
HSPA, LTE, 5G
Features
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Our Tests
Performance
AnTuTu: 1200783 (v9), 1507319 (v10) GeekBench: 5478 (v5.5), 4984 (v6.0) GFXBench: 91fps (ES 3.1 onscreen)
Display
1101 nits max brightness (measured)
Camera
Photo / Video
Loudspeaker
-27.1 LUFS (Good)
Battery
Active use score 9:29h
Battery (old)
Endurance rating 87h
Misc
Colors
Mint, Graphite, Cream, Lavender, Gray, Blue, Green, Yellow
Models
SM-F731B, SM-F731B/DS, SM-F731U, SM-F731U1, SM-F731W, SM-F731N
SAR
1.17 W/kg (head)
SAR EU
0.60 W/kg (head) 1.45 W/kg (body)
