Display
Size:
5.8 inches
6.5 inches
Resolution:
2960 x 1440 pixels, 18.5:9 ratio, 568 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
Technology:
Super AMOLED
Super AMOLED
Refresh rate:
60Hz
Screen-to-body:
74.89 %
87.37 %
Features:
HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip:
Qualcomm Snapdragon 835 MSM8998 (10 nm)
Samsung Exynos 9611 (10 nm)
Processor:
Octa-core, 2350 MHz, Kryo 280, 64-bit
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
GPU:
Adreno 540
Mali-G72 MP3
RAM:
4GB LPDDR4
4GB LPDDR4
Internal storage:
64GB
128GB, available to use: 105.9 GB
Storage expansion:
microSDXC up to 256 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (9.0 Pie, 8.0 Oreo, 7.0 Nougat), Samsung One UI
Android (11, 10), Samsung One UI
Battery
Capacity:
4000 mAh
4000 mAh
Type:
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Qualcomm Quick Charge 2.0, Qi and Powermat wireless charging
Fast charging
Camera
Rear:
Single camera
Quad camera
Main camera:
12 MP (OIS, PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.7; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Third camera:
5 MP (Macro)
Specifications:
Aperture size: F2.4; Focal Length: 40 mm
Fourth camera:
5 MP (Depth information)
Specifications:
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Flash:
LED
LED
Video recording:
3840x2160 (4K UHD) (30 fps), 2560x1440 (QHD), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features:
HDR, Time-lapse video, Hyperlapse, Continuous autofocus, Object tracking, Picture-taking during video recording, Video light, EIS, Video calling, Video sharing
Hyperlapse, EIS
Front:
8 MP (Wide Angle, Autofocus, HDR)
32 MP (HDR)
Video capture:
2560x1440 (QHD)
1920x1080 (Full HD)
Design
Dimensions:
5.99 x 2.95 x 0.39 inches (152.1 x 74.9 x 9.9 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
Weight:
7.34 oz (208.0 g)
6.07 oz (172.0 g)
Materials:
Back: Plastic; Frame: Plastic
Resistance:
Water, Dust, Shock, Vibration, Temperature; IP68; MIL-STD-810 certified
Biometrics:
Iris scanner, 2D Face unlock, Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Keys:
Left: Volume control, Other; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Gold, Gray
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
4G (FDD):
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 20(800 DD), 28(700 APT), 29(700 d), 30(2300 WCS)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3), 71(600)
4G (TDD):
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)
3G:
Bands 5(850), 8(900), 4(1700/2100), 2(1900), 1(2100)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed:
LTE-A Pro Cat 16 (1000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, UMTS
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type:
Nano SIM
Nano SIM
HD Voice:
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
Album art cover, Background playback
Dolby Atmos
Screen mirroring:
DLNA, Wireless screen share, MHL
Wireless screen share
Radio:
FM
Additional microphone(s):
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
5.1, EDR
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band, i; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 3.1
Type-C (reversible), USB 2.0
Features:
Mass storage device, Charging
Charging, OTG
Location:
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC, ANT+, UMA (Wi-Fi Calling), Tethering, Computer sync, OTA sync
NFC, ANT+
Hearing aid compatible:
M4, T3
Regulatory Approval
FCC approval:
Date approved:
Jun 30, 2017
Nov 28, 2019
FCC ID value:
A3LSMG892A
A3LSMA515FN
Measured SAR:
Head:
0.57 W/kg
0.89 W/kg
Body:
0.37 W/kg
1.18 W/kg
Simultaneous Transmission:
1.59 W/kg
1.56 W/kg
Wireless Router:
0.44 W/kg
1.12 W/kg
Phablet:
3.88 W/kg
2.76 W/kg
Buyers information
Price:
$ 850
$ 400
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Aug 07, 2017
Dec 12, 2019