Display
Size:
6.5 inches
6.4 inches
Resolution:
2400 x 1080 pixels, 20:9 ratio, 405 PPI
1560 x 720 pixels, 19.5:9 ratio, 268 PPI
Technology:
Super AMOLED
IPS LCD
Refresh rate:
60Hz
60Hz
Screen-to-body:
87.37 %
80.92 %
Features:
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 9611 (10 nm)
Qualcomm Snapdragon 450 SDM450 (14 nm)
Processor:
Octa-core, 2300 MHz, 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53, 64-bit
Octa-core, 8x 1.8GHz Cortex-A53, 64-bit
GPU:
Mali-G72 MP3
Adreno 506
RAM:
4GB LPDDR4
2GB LPDDR3
Internal storage:
128GB, available to use: 105.9 GB
32GB, available to use: 20.3 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 512 GB
OS:
Android (11, 10), Samsung One UI
Android (11, 10)
Device type:
Smartphone
Smartphone
Battery
Capacity:
4000 mAh
4000 mAh
Type:
Li - Polymer, Not user replaceable
Not user replaceable
Charging:
Fast charging
Fast charging
Max charge speed:
Wired: 15.0W
Camera
Rear:
Quad camera
Triple camera
Main camera:
48 MP (PDAF)
13 MP (Autofocus)
Specifications:
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 27 mm
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
Third camera:
5 MP (Macro)
2 MP (Depth information)
Specifications:
Aperture size: F2.4; Focal Length: 40 mm
Aperture size: F2.4
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)
1920x1080 (Full HD) (30 fps)
Features:
Hyperlapse, EIS
Front:
32 MP (HDR)
8 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)
6.42 x 3.00 x 0.31 inches (163.1 x 76.3 x 8.0 mm)
Weight:
6.07 oz (172.0 g)
6.24 oz (177.0 g)
Materials:
Back: Plastic; Frame: Plastic
Back: Plastic; Frame: Plastic
Biometrics:
2D Face unlock, In-screen fingerprint
2D Face unlock, Fingerprint (touch)
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
White, Red, Black, Blue
Cellular
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 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 12(700 a), 13(700 c), 20(800 DD), 28(700 APT), 66(AWS-3)
4G (TDD):
Bands 38(2600), 39(1900+), 41(2600+)
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)
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, Loudspeaker
Features:
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Radio:
FM
Additional microphone(s):
for Noise cancellation
Connectivity & Features
Bluetooth:
5.0
4.2
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
Hearing aid compatible:
M4, T3
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer
Other:
NFC, ANT+
UMA (Wi-Fi Calling)
Regulatory Approval
FCC approval:
Date approved:
Nov 28, 2019
May 07, 2020
FCC ID value:
A3LSMA515FN
ZCASMA115U
Measured SAR:
Head:
0.89 W/kg
1.08 W/kg
Body:
1.18 W/kg
0.76 W/kg
Simultaneous Transmission:
1.56 W/kg
1.45 W/kg
Wireless Router:
1.12 W/kg
0.76 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
$ 400
$ 180
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
This is the official Samsung Galaxy A11 User Guide in English provided from the manufacturer.
Availability
Officially announced:
Yes
Yes