Display
Size:
6.1 inches
6.5 inches
Resolution:
2340 x 1080 pixels, 19.5 ratio, 422 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
Technology:
Dynamic AMOLED
Super AMOLED
Refresh rate:
120Hz
60Hz
Screen-to-body:
88.57 %
87.37 %
Peak brightness:
1500 cd/m2 (nit)
Features:
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip:
Qualcomm Snapdragon 8 Gen 1 SM8450 (4 nm)
Samsung Exynos 9611 (10 nm)
Processor:
Octa-core, 1x 3.00GHz Cortex-X2 + 3x 2.50GHz Cortex-A710 + 4x 1.80GHz Cortex-A510
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
GPU:
Adreno 730
Mali-G72 MP3
RAM:
8GB LPDDR5
4GB LPDDR4
Internal storage:
128GB (UFS 3.1), not expandable
128GB, available to use: 105.9 GB
Storage expansion:
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
OS:
Android (13, 12), One UI UI
Android (11, 10), Samsung One UI
Battery
Capacity:
3700 mAh
4000 mAh
Type:
Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging, Qi wireless charging, Reverse wireless charging
Fast charging
Max charge speed:
Wired: 25.0W; Wireless: 15.0W
Camera
Rear:
Triple camera
Quad camera
Main camera:
50 MP (OIS, PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.8; Focal length: 23 mm; Sensor size: 1/1.56"; Pixel size: 1.0 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
10 MP (Telephoto, OIS)
12 MP (Ultra-wide)
Specifications:
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 69 mm; Sensor size: 1/3.94"; Pixel size: 1.0 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Third camera:
12 MP (Ultra-wide)
5 MP (Macro)
Specifications:
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
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:
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features:
Hyperlapse, EIS
Front:
10 MP
32 MP (HDR)
Video capture:
3840x2160 (4K UHD) (60 fps)
1920x1080 (Full HD)
Design
Dimensions:
5.75 x 2.78 x 0.30 inches (146 x 70.6 x 7.6mm) , thickness with camera 0.35 inches (8.97 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
Weight:
5.89 oz (168.0 g)
6.07 oz (172.0 g)
Materials:
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum
Back: Plastic; Frame: Plastic
Resistance:
Water, Dust; IP68
Biometrics:
2D Face unlock, Ultrasonic in-screen fingerprint
2D Face unlock, In-screen fingerprint
Keys:
Left: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Phantom Black, White, Pink Gold, Green
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
5G:
n1, n2, n3, n5, n8, n20, n25, n28, n38, n40, n41, n66, n75, n77, n78, SA, NSA, Sub-6, mmWave
4G (FDD):
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 32(1500 L-band), 66(AWS-3)
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 2(1900), 3(1800), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type:
Dual Nano SIM + eSIM
Nano SIM
Multimedia
Headphones:
No 3.5mm jack
3.5mm jack
Speakers:
Earpiece, Multiple speakers
Earpiece, Loudspeaker
Features:
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
Additional microphone(s):
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
5.2
5.0
Wi-Fi:
802.11 a, b, g, n, ac, ax (Wi-Fi 6); Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 3.2
Type-C (reversible), USB 2.0
Features:
Charging, OTG
Charging, OTG
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Barometer
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC
NFC, ANT+
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:
$ 799
$ 400
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Feb 09, 2022
Dec 12, 2019