Display
Size:
6.3 inches
6.7 inches
6.5 inches
Resolution:
2520 x 1080 pixels, 21:9 ratio, 435 PPI
2400 x 1080 pixels, 20:9 ratio, 393 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
Technology:
IPS LCD
Super AMOLED
Super AMOLED
Screen-to-body:
81.47 %
85.97 %
87.37 %
Colors:
16 777 216
Features:
Scratch-resistant glass (Corning Gorilla Glass), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip:
Samsung Exynos 7 Octa 9609
Qualcomm Snapdragon 675 SM6150
Samsung Exynos 9611
Processor:
Octa-core, 2200 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
Octa-core, 2000 MHz, Kryo 460, 64-bit, 11 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
GPU:
Mali-G72 MP3
Adreno 612
Mali-G72 MP3
RAM:
4GB LPDDR4
6GB LPDDR4
4GB LPDDR4
Internal storage:
128GB
128GB, available to use: 108.3 GB
128GB, available to use: 105.9 GB
Storage expansion:
microSDXC up to 512 GB
microSDXC up to 512 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
Smartphone
OS:
Android (9.0 Pie)
Android (10, 9.0 Pie), Samsung One UI
Android (10), Samsung One UI
Battery
Capacity:
3500 mAh
4500 mAh
4000 mAh
Type:
Not user replaceable
Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Motorola TurboPower
Samsung Adaptive Fast Charging
Fast charging
Camera
Rear:
Dual camera
Triple camera
Quad camera
Main camera:
48 MP (OIS, Autofocus)
PDAF
48 MP (PDAF)
Specifications:
Aperture size: F1.7; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.7; Focal length: 27 mm; Sensor size: 1/2.8"; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
5 MP (Depth information)
8 MP (Ultra-wide)
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.4
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Third camera:
5 MP (Depth information)
5 MP (Macro)
Specifications:
Aperture size: F2.2; Focal Length: 24 mm; Sensor size: 1/5"; Pixel size: 1.12 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
Video recording:
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (240 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features:
OIS, Video calling, Video sharing
Video calling, Video sharing
Hyperlapse, EIS
Front:
25 MP
32 MP
32 MP (HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.30 x 2.80 x 0.34 inches (160.1 x 71.2 x 8.7 mm)
6.47 x 3.02 x 0.31 inches (164.3 x 76.7 x 7.9 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
Weight:
6.35 oz (180.0 g)
6.46 oz (183.0 g)
6.07 oz (172.0 g)
Materials:
Back: Glass (Corning Gorilla Glass); Frame: Plastic
Back: Plastic
Back: Plastic; Frame: Plastic
Resistance:
Splash, Dust; IP52
Biometrics:
Fingerprint (touch)
2D Face unlock, In-screen fingerprint
2D Face unlock, In-screen fingerprint
Keys:
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key
Colors:
Brown, Blue
Black, Pink, Blue, White
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
LTE (FDD):
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
Bands 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800 DD)
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)
LTE (TDD):
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 39(1900+), 41(2600+)
UMTS:
850, 900, 1900, 2100 MHz
850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed:
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 11 (600/75 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM:
Shared with microSD
Yes
SIM type:
Nano SIM
Nano SIM
Nano SIM
Multimedia
Headphones:
3.5mm jack
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
Album art cover, Background playback, Dolby Atmos
Album art cover, Background playback
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Wireless screen share
Radio:
FM
FM
FM
Additional microphone(s):
for Noise cancellation
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
5.0, EDR
5.0
5.0
Wi-Fi:
802.11 a, b, g, n, ac, dual-band; Hotspot, Wi-Fi Direct
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
Type-C (reversible), USB 2.0
Features:
Mass storage device, Charging
Charging, Mass storage device
Charging, OTG
Location:
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
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
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+, VoIP, Tethering, Computer sync, OTA sync
NFC, ANT+
Phone features
Notifications:
Haptic feedback, Music ringtones, Vibration
Other features:
Voice dialing, Voice commands, Voice recording
Regulatory Approval
FCC approval:
Date approved:
Mar 28, 2019
Nov 28, 2019
Measured SAR:
Head:
0.26 W/kg
0.89 W/kg
Body:
0.25 W/kg
1.18 W/kg
Simultaneous Transmission:
0.89 W/kg
1.56 W/kg
Wireless Router:
0.38 W/kg
1.12 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
$ 400
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
In The Box:
Earphone, protective cover, TurboPower charger, USB cable
25W charger
Availability
Officially announced:
May 15, 2019
Mar 26, 2019
Dec 12, 2019