Display
Size:
5.5 inches
6.5 inches
Resolution:
1920 x 1080 pixels, 401 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
Technology:
Super AMOLED
Super AMOLED
Refresh rate:
60Hz
Screen-to-body:
70.06 %
87.37 %
Features:
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip:
Qualcomm Snapdragon 626 8953 Pro (14 nm)
Samsung Exynos 9611 (10 nm)
Processor:
Octa-core, 2200 MHz, ARM Cortex-A53, 64-bit
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
GPU:
Adreno 506
Mali-G72 MP3
RAM:
4GB LPDDR3
4GB LPDDR4
Internal storage:
64GB
128GB, available to use: 105.9 GB
Storage expansion:
microSDXC up to 2000 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (9.0 Pie, 7.1 Nougat)
Android (11, 10), Samsung One UI
Battery
Capacity:
3000 mAh
4000 mAh
Type:
Li - Ion, Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging
Fast charging
Camera
Rear:
Single camera
Quad camera
Main camera:
12 MP (Laser and PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.7; 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
Video recording:
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD) (120 fps), 720x480 (DVD) (480 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features:
Video calling, Video sharing
Hyperlapse, EIS
Front:
5 MP (Wide Angle, Flash, HDR)
32 MP (HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.15 x 3.00 x 0.24 inches (156.2 x 76.2 x 5.99 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
Weight:
5.11 oz (145.0 g)
6.07 oz (172.0 g)
Materials:
Back: Metal
Back: Plastic; Frame: Plastic
Resistance:
Splash
Biometrics:
Fingerprint (touch)
2D Face unlock, In-screen fingerprint
Features:
Interchangeable covers
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Gold, Gray, Silver
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
LTE (FDD):
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 25(1900+), 26(850+), 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)
LTE (TDD):
Bands 38(2600), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)
UMTS:
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 Cat 7 (300/100 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type:
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
Album art cover, Background playback
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
FM
Additional microphone(s):
for Noise cancellation
Connectivity & Features
Bluetooth:
4.2, EDR
5.0
Wi-Fi:
802.11 a, b, g, n, dual-band; 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
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+
Hearing aid compatible:
M3, T4
Regulatory Approval
FCC approval:
Date approved:
Nov 28, 2019
FCC ID value:
A3LSMA515FN
Measured SAR:
Head:
0.89 W/kg
Body:
1.18 W/kg
Simultaneous Transmission:
1.56 W/kg
Wireless Router:
1.12 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
$ 499
$ 400
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Jun 01, 2017
Dec 12, 2019
FCC OKs Cingular\'s purchase of AT&T Wireless