Display
Size:
6.5 inches
6.1 inches
Resolution:
2400 x 1080 pixels, 20:9 ratio, 405 PPI
2340 x 1080 pixels, 19.5 ratio, 422 PPI
Technology:
Super AMOLED
Dynamic AMOLED
Refresh rate:
60Hz
120Hz
Screen-to-body:
87.37 %
88.57 %
Peak brightness:
1500 cd/m2 (nit)
Features:
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 9611 (10 nm)
Qualcomm Snapdragon 8 Gen 1 SM8450 (4 nm)
Processor:
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
Octa-core, 1x 3.00GHz Cortex-X2 + 3x 2.50GHz Cortex-A710 + 4x 1.80GHz Cortex-A510
GPU:
Mali-G72 MP3
Adreno 730
RAM:
4GB LPDDR4
8GB LPDDR5
Internal storage:
128GB, available to use: 105.9 GB
128GB (UFS 3.1), not expandable
Storage expansion:
microSDXC up to 512 GB
OS:
Android (11, 10), Samsung One UI
Android (13, 12), One UI UI
Device type:
Smartphone
Smartphone
Battery
Capacity:
4000 mAh
3700 mAh
Type:
Li - Polymer, Not user replaceable
Not user replaceable
Charging:
Fast charging
Fast charging, Qi wireless charging, Reverse wireless charging
Max charge speed:
Wired: 25.0W; Wireless: 15.0W
Camera
Rear:
Quad camera
Triple camera
Main camera:
48 MP (PDAF)
50 MP (OIS, PDAF)
Specifications:
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 23 mm; Sensor size: 1/1.56"; Pixel size: 1.0 μm
Second camera:
12 MP (Ultra-wide)
10 MP (Telephoto, OIS)
Specifications:
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 69 mm; Sensor size: 1/3.94"; Pixel size: 1.0 μm
Third camera:
5 MP (Macro)
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
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), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
Features:
Hyperlapse, EIS
Front:
32 MP (HDR)
10 MP
Video capture:
1920x1080 (Full HD)
3840x2160 (4K UHD) (60 fps)
Design
Dimensions:
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
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)
Weight:
6.07 oz (172.0 g)
5.89 oz (168.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum
Resistance:
Water, Dust; IP68
Biometrics:
2D Face unlock, In-screen fingerprint
2D Face unlock, Ultrasonic in-screen fingerprint
Keys:
Right: Volume control, Lock/Unlock key
Left: Volume control, Lock/Unlock key
Colors:
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Phantom Black, White, Pink Gold, Green
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), 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)
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)
4G (TDD):
Bands 38(2600), 39(1900+), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+)
3G:
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 2(1900), 3(1800), 5(850), 8(900)
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s
SIM type:
Nano SIM
Dual Nano SIM + eSIM
Multimedia
Headphones:
3.5mm jack
No 3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Multiple speakers
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:
5.0
5.2
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6); Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.2
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, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Barometer
Other:
NFC, ANT+
NFC
Regulatory Approval
FCC approval:
Date approved:
Nov 28, 2019
Mar 30, 2022
FCC ID value:
A3LSMA515FN
A3LSMS901U
Measured SAR:
Head:
0.89 W/kg
1.03 W/kg
Body:
1.18 W/kg
1.15 W/kg
Simultaneous Transmission:
1.56 W/kg
1.59 W/kg
Wireless Router:
1.12 W/kg
1.25 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
$ 400
$ 799
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Yes
Yes