Display
Size:
6.5 inches
6.5 inches
Resolution:
2400 x 1080 pixels, 20:9 ratio, 405 PPI
1560 x 720 pixels, 19.5:9 ratio, 264 PPI
Technology:
Super AMOLED
IPS LCD
Screen-to-body:
87.37 %
79.70 %
Features:
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 9611
MediaTek Helio P22 MT6762
Processor:
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 2000 MHz, Arm Cortex-A53, 64-bit, 12 nm
GPU:
Mali-G72 MP3
IMG PowerVR GE8320
RAM:
4GB LPDDR4
3GB
Internal storage:
128GB, available to use: 105.9 GB
32GB, available to use: 18 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 2000 GB
Device type:
Smartphone
Smartphone
OS:
Android (11, 10), Samsung One UI
Android (10)
Battery
Capacity:
4000 mAh
4000 mAh
Type:
Li - Polymer, Not user replaceable
Li - Ion, Not user replaceable
Charging:
Fast charging
Camera
Rear:
Quad camera
Triple camera
Main camera:
48 MP (PDAF)
13 MP (PDAF)
Specifications:
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Sensor size: 1/3"; Pixel size: 1.12 μm
Second camera:
12 MP (Ultra-wide)
5 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Third camera:
5 MP (Macro)
2 MP (Depth information)
Specifications:
Aperture size: F2.4; Focal Length: 40 mm
Sensor size: 1/5"; Pixel size: 1.75 μm
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) (120 fps), 1280x720 (HD) (240 fps)
1920x1080 (Full HD)
Features:
Hyperlapse, EIS
Picture-taking during video recording
Front:
32 MP (HDR)
13 MP
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
6.57 x 3.07 x 0.33 inches (166.9 x 77.9 x 8.4 mm)
Weight:
6.07 oz (172.0 g)
7.17 oz (203.4 g)
Materials:
Back: Plastic; Frame: Plastic
Resistance:
Yes; MIL-STD-810 certified
Biometrics:
2D Face unlock, In-screen fingerprint
Fingerprint (touch)
Keys:
Right: Volume control, Lock/Unlock key
Left: Volume control; Right: Lock/Unlock key
Colors:
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Titan gray
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), 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 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 25(1900+), 26(850+), 66(AWS-3), 71(600)
LTE (TDD):
Bands 38(2600), 39(1900+), 41(2600+)
Bands 41(2600+)
UMTS:
Bands 1(2100), 2(1900), 4(1700/2100), 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, HSUPA 5.76 Mbit/s
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
SIM type:
Nano SIM
Nano SIM
HD Voice:
Yes
VoLTE:
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Multiple speakers
Features:
Dolby Atmos
DTS:X Virtual Surround
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
FM
Additional microphone(s):
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
5.0
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible), USB 2.0
Features:
Charging, OTG
Charging
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass
Other:
NFC, ANT+
Hearing aid compatible:
M3, T3
Regulatory Approval
FCC approval:
Date approved:
Nov 28, 2019
Jun 16, 2020
FCC ID value:
A3LSMA515FN
ZNFL555DL
Measured SAR:
Head:
0.89 W/kg
0.66 W/kg
Body:
1.18 W/kg
1.20 W/kg
Simultaneous Transmission:
1.56 W/kg
1.59 W/kg
Wireless Router:
1.12 W/kg
1.27 W/kg
Phablet:
2.76 W/kg
3.96 W/kg
Buyers information
Price:
$ 400
$ 200
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
This is the official LG K51 User Guide in English provided from the manufacturer.
In The Box:
Charger, USB Cable, SIM Ejector
Availability
Officially announced:
Dec 12, 2019
May 06, 2020
FCC OKs Cingular\'s purchase of AT&T Wireless