Display
Size:
6.5 inches
6.7 inches
Resolution:
2400 x 1080 pixels, 20:9 ratio, 405 PPI
3216 x 1440 pixels, 20.1:9 ratio, 526 PPI
Technology:
Super AMOLED
AMOLED
Refresh rate:
60Hz
120Hz
Screen-to-body:
87.37 %
89.79 %
Features:
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Hardware
Processor:
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
Octa-core, 2840 MHz, Kryo 680, 64-bit
GPU:
Mali-G72 MP3
Adreno 660
RAM:
4GB LPDDR4
8GB LPDDR5
System chip:
Samsung Exynos 9611 (10 nm)
Qualcomm Snapdragon 888 (5 nm)
Storage expansion:
microSDXC up to 512 GB
OS:
Android (11, 10), Samsung One UI
Android (11), OxygenOS UI
Internal storage:
128GB, available to use: 105.9 GB
128GB (UFS 3.1), not expandable
Device type:
Smartphone
Smartphone
Battery
Capacity:
4000 mAh
4500 mAh
Type:
Li - Polymer, Not user replaceable
Not user replaceable
Charging:
Fast charging
OnePlus Warp Charge, Qi wireless charging
Max charge speed:
Wired: 65.0W; Wireless: 50.0W
Camera
Rear:
Quad camera
Quad camera
Main camera:
48 MP (PDAF)
48 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: 1/1.4"; Pixel size: 1.12 μm
Second camera:
12 MP (Ultra-wide)
8 MP (Telephoto, OIS, Autofocus)
Specifications:
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Optical zoom: 3.3x; Aperture size: F2.4; Focal Length: 77 mm; Pixel size: 1.0 μm
Third camera:
5 MP (Macro)
50 MP (Ultra-wide)
Specifications:
Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.2; Focal Length: 14 mm; Sensor size: 1/1.56"
Fourth camera:
5 MP (Depth information)
2 MP (Black and White)
Specifications:
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Flash:
LED
Dual LED
Video recording:
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
7680x4320 (8K UHD) (30 fps), 3840x2160 (4K UHD) (120 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (480 fps)
Features:
Hyperlapse, EIS
OIS, HDR, Continuous autofocus, EIS
Front:
32 MP (HDR)
16 MP (EIS)
Video capture:
1920x1080 (Full HD)
Design
Dimensions:
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
6.43 x 2.90 x 0.34 inches (163.2 x 73.6 x 8.7 mm)
Weight:
6.07 oz (172.0 g)
6.95 oz (197.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Glass (Corning Gorilla Glass)
Resistance:
Water, Dust; IP68
Biometrics:
2D Face unlock, In-screen fingerprint
2D Face unlock, In-screen fingerprint
Keys:
Right: Volume control, Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key, Other
Colors:
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Morning Mist, Forest Green, Stellar Black
Cellular
5G:
n1, n2, n3, n5, n7, n8, n20, n25, n28, n38, n40, n41, n48, n66, n71, n77, n78, NSA
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), 8(900), 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), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
4G (TDD):
Bands 38(2600), 39(1900+), 41(2600+)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
3G:
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900), 9(1700), 19(800)
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
SIM type:
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
No 3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker, Multiple speakers
Features:
Dolby Atmos
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), dual-band; MIMO, Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 3.1
Features:
Charging, OTG
Charging, Headphones port, Mass storage device
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
Other:
NFC, ANT+
NFC
Regulatory Approval
FCC approval:
Date approved:
Nov 28, 2019
Mar 24, 2021
FCC ID value:
A3LSMA515FN
2ABZ2-EF14A
Measured SAR:
Head:
0.89 W/kg
1.19 W/kg
Body:
1.18 W/kg
0.75 W/kg
Simultaneous Transmission:
1.56 W/kg
1.52 W/kg
Wireless Router:
1.12 W/kg
1.19 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
$ 400
$ 969
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
In The Box:
Warp Charge 65 Power Adapter, Warp Charge Type-C to Type-C Cable, Quick Start Guide, Welcome Letter, Safety Information and Warranty Card, OnePlus Sticker, SIM Tray Ejector
Availability
Officially announced:
Yes
Yes