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Key specs
Display
10 inches LTPO AMOLED
Chipset
Qualcomm Snapdragon 8 Elite
Main Camera
200 MP
Battery
5600 mAh
Memory
16 GB RAM, 512 GB
OS
Android v16
General
Model
SM-D639B, SM-D639B/DS, SM-D639U, SM-D639U1, SM-D639N, SM-D6390
Sim Type
Dual Sim, GSM+GSM
Dual Sim
Yes
Sim Size
(Nano-SIM + Nano-SIM), (eSIM + eSIM) (max 2 at a time)
eSIM Support
Yes
Device Type
Smartphone
Release Date
December 02, 2025
Design
Weight
309 g
Bezel less
No
Colors
Crafted Black
Display
Type
Color LTPO AMOLED Screen (1B Colors)
Touch
Yes
Size
10 inches, 1584 x 2160 pixels, 120 Hz
Aspect Ratio
4:3
PPI
~ 269 PPI
Screen to Body Ratio
~ 89.6%
Brightness
1600 nits (peak)
HDR Support
Yes
Adaptive Refresh Rate
Yes, LTPO
Features
Tri-foldable Dynamic LTPO AMOLED 2X, 120Hz, HDR
Notch
Yes, Punch Hole
Foldable Display
Yes
Cover Display
6.5 inches, LTPO OLED, 1080 x 2520 pixels, Dynamic LTPO AMOLED 2X, 120Hz, HDR, 2600 nits (peak), Corning Gorilla Glass Ceramic 2
Memory
RAM
16 GB
Storage
512 GB
Connectivity
GPRS
Yes
EDGE
Yes
3G
Yes
4G
Yes
5G
Yes
VoLTE
Yes, Dual Stand-By
Vo5G
Yes
Wifi
Yes, with wifi-hotspot
Bluetooth
Yes, v5.4, A2DP, LE
USB
Yes, USB-C
USB Features
USB on-the-go, USB Charging
IR Blaster
Yes
Extra
GPS
Yes, with tri-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
Fingerprint Sensor
Yes, Side
Face Unlock
Yes
Sensors
Accelerometer, Gyro, Proximity, Compass, Barometer
3.5mm Headphone Jack
No
NFC
Yes
Water Resistance
Yes, 1 m upto 30 min
IP Rating
IP48
Dust Resistant
Yes
Extra Features
Samsung Knox with Samsung Knox Vault, Dimensions Folded (HxWxD) 159.2 x 75.0 x 12.9 mm, Dimensions Unfolded (HxWxD) 159.2 x 214.1 x 3.9 mm (screen with the SIM tray) / 4.2 mm (center screen) / 4.0 mm (screen with the side button)**
Camera
Rear Camera
200 MP ƒ/1.7 (Wide Angle) · 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, OIS · 10 MP ƒ/2.4 (Telephoto) · 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom · 12 MP ƒ/2.2 (Ultra Wide) · 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF
OIS
Yes
Auto Focus
Yes
Features
HDR, Panorama
Video Recording
4K @ 60 fps UHD, 8K @ 30 fps UHD, 1080p @ 60 fps FHD
Flash
Yes, LED
Front Camera
10 MP ƒ/2.2 (Ultra Wide) · Cover Camera: · 10 MP ƒ/2.2 (Wide Angle) · Punch Hole
Front Video Recording
4K @ 30 fps UHD, 1080p @ 30 fps FHD
Front Camera Features
HDR
Technical
OS
Android v16
Custom UI
One UI 8
Chipset
Qualcomm Snapdragon 8 Elite
CPU
4.32 GHz, Octa Core Processor
Core Details
2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz
GPU
Adreno 830 (1200 MHz)
Java
No
Browser
Yes
Multimedia
Email
Yes
Music
Yes
Video
Yes
FM Radio
No
Document Reader
Yes
Battery
Type
Non-Removable Battery
Size
5600 mAh
Fast Charging
Yes, 45W Fast Charging
Wireless Charging
Yes, 15W
Reverse Charging
Yes
Reverse Wireless Charging
Yes