NETWORK Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900
CDMA 800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
CDMA2000 1xEV-DO
4G bands LTE
5G bands SA/NSA/Sub6/mmWave
Speed HSPA 42.2/5.76 Mbps, LTE-A (6CA), 5G
Status Available
BODY Dimensions Unfolded: 165.2 x 71.9 x 6.9 mm
Folded: 84.9 x 71.9 x 15.9-17.1 mm
Weight 187 g (6.60 oz)
Build Plastic front (opened), glass back (Gorilla Glass Victus+), aluminum frame
SIM Nano-SIM, eSIM
IPX8 water resistant (up to 1.5m for 30 mins)
Armor aluminum frame with tougher drop and scratch resistance (advertised)
DISPLAY Type Foldable Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (peak)
Size 6.7 inches, 101.5 cm2 (~85.4% screen-to-body ratio)
Resolution 1080 x 2640 pixels (~426 ppi density)
Cover display:
Super AMOLED, 1.9 inches, 260 x 512 pixels (Gorilla Glass Victus+)
PLATFORM OS Android 12, One UI 4.1.1
Chipset Qualcomm SM8475 Snapdragon 8+ Gen 1 (4 nm)
CPU Octa-core (1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510)
GPU Adreno 730
MEMORY Card slot No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
UFS 3.1
MAIN CAMERA Dual 12 MP, f/1.8, 24mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
12 MP, f/2.2, 123˚ (ultrawide), 1.12µm
Features LED flash, HDR, panorama
Video 4K@30/60fps, 1080p@60/240fps, 720p@960fps, HDR10+
SELFIE CAMERA Single 10 MP, f/2.4, 26mm (wide), 1.22µm
Features HDR
Video 4K@30fps
SOUND Loudspeaker Yes, with stereo speakers
3.5mm jack No
32-bit/384kHz audio
Tuned by AKG
COMMS WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.2, A2DP, LE
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes
Radio No
USB USB Type-C 2.0, USB On-The-Go
FEATURES Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, barometer
Samsung Pay (Visa, MasterCard certified)
BATTERY Type Li-Po 3700 mAh, non-removable
Charging Fast charging 25W, 50% in 30 min (advertised)
Fast wireless charging 15W
Reverse wireless charging 4.5W
MISC Colors Bora Purple, Graphite, Pink Gold, Blue, Yellow, White, Navy, Khaki, Red
Models SM-F721B, SM-F721B/DS, SM-F721N, SM-F721U, SM-F721U1, SM-F721W
SAR 1.02 W/kg (head) 0.94 W/kg (body)
SAR EU 1.15 W/kg (head) 1.20 W/kg (body)
TESTS Performance AnTuTu: 685754 (v8) | 800001 (v9)
GeekBench: 3913 (v5.1)
GFXBench: 74fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Camera Photo / Video
Loudspeaker -27.5 LUFS (Good)
Package Contents
Galaxy Flip 4
Eject pin
Samsung Type-C USB cable
Samsung Power Adapter
AKG earphone
Samsung Box
