Display
Size:
6.5 inches
6.8 inches
6.5 inches
Resolution:
2340 x 1080 pixels, 19.5:9 ratio, 395 PPI
2400 x 1080 pixels, 20:9 ratio, 387 PPI
2400 x 1080 pixels, 20:9 ratio, 405 PPI
Technology:
IPS LCD
IPS LCD
Super AMOLED
Screen-to-body:
83.52 %
84.25 %
87.37 %
Features:
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
HDR video support, Ambient light sensor, Proximity sensor
60Hz refresh rate, Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware
System chip:
MediaTek Helio G85
Qualcomm Snapdragon 730 SM7150-AA
Samsung Exynos 9611
Processor:
Octa-core, 2000 MHz, Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm
Octa-core, 2200 MHz, Kryo 470, 64-bit, 8 nm
Octa-core, 2300 MHz, ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm
GPU:
Mali G52 MC2
Adreno 618
Mali-G72 MP3
RAM:
3GB LPDDR4
4GB LPDDR4
4GB LPDDR4
Internal storage:
64GB (eMMC 5.1)
128GB
128GB, available to use: 105.9 GB
Storage expansion:
microSDXC up to 128 GB
microSDXC up to 512 GB
microSDXC up to 512 GB
Device type:
Smartphone
Smartphone
Smartphone
OS:
Android (10), Xiaomi MI UI
Android (10)
Android (10), Samsung One UI
Battery
Capacity:
5020 mAh
5000 mAh
4000 mAh
Type:
Li - Polymer, Not user replaceable
Not user replaceable
Li - Polymer, Not user replaceable
Charging:
Fast charging, Reverse charging
Motorola TurboPower
Fast charging
Max charge speed:
Wired: 18.0W
Wired: 30.0W
Camera
Rear:
Quad camera
Quad camera
Quad camera
Main camera:
48 MP (PDAF)
64 MP (PDAF)
48 MP (PDAF)
Specifications:
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Aperture size: F2.0; Focal length: 26 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Second camera:
8 MP (Ultra-wide)
8 MP (Ultra-wide)
12 MP (Ultra-wide)
Specifications:
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.2 μm
Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 13 mm; Pixel size: 1.12 μm
Third camera:
2 MP (Macro, Autofocus)
2 MP (Macro)
5 MP (Macro)
Specifications:
Aperture size: F2.4; Pixel size: 1.75 μm
Aperture size: F2.2; Pixel size: 1.75 μm
Aperture size: F2.4; Focal Length: 40 mm
Fourth camera:
2 MP
2 MP (Depth information)
5 MP (Depth information)
Specifications:
Aperture size: F2.4; Sensor size: 1/5"; Pixel size: 1.7 μm
Aperture size: F2.2; Pixel size: 1.75 μm
Aperture size: F2.2; Sensor size: 1/5"; Pixel size: 1.12 μm
Video recording:
1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (60 fps), 1280x720 (HD)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (240 fps)
Features:
Time-lapse video, Hyperlapse, EIS
Hyperlapse, EIS
Front:
13 MP (HDR)
16 MP (EIS, Autofocus, HDR)
32 MP (HDR)
Video capture:
1920x1080 (Full HD)
1920x1080 (Full HD)
1920x1080 (Full HD)
Design
Dimensions:
6.39 x 3.04 x 0.35 inches (162.3 x 77.2 x 8.9 mm)
6.69 x 3.07 x 0.38 inches (169.98 x 78.1 x 9.69 mm)
6.24 x 2.90 x 0.31 inches (158.5 x 73.6 x 7.9 mm)
Weight:
7.02 oz (199.0 g)
7.88 oz (223.3 g)
6.07 oz (172.0 g)
Materials:
Frame: Plastic
Back: Plastic
Back: Plastic; Frame: Plastic
Resistance:
Splash
Splash
Biometrics:
Fingerprint (touch)
Fingerprint (touch)
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:
Forest green, Polar white, Midnight gray
Navy blue, Blush gold
Prism Crush black, Prism Crush white, Prism Crush pink, Prism Crush blue
Cellular
LTE (FDD):
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT), 66(AWS-3)
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, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed:
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM:
Yes
SIM type:
Nano SIM
Nano SIM
Nano SIM
VoLTE:
Yes
Yes
Multimedia
Headphones:
3.5mm jack
3.5mm jack
3.5mm jack
Speakers:
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Earpiece, Loudspeaker
Features:
Dolby Atmos
Screen mirroring:
Wireless screen share
Wireless screen share
Wireless screen share
Radio:
FM
Additional microphone(s):
for Noise cancellation
for Noise cancellation
for Noise cancellation
Connectivity & Features
Bluetooth:
5.0
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
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB:
Type-C (reversible), USB 2.0
Type-C (reversible)
Type-C (reversible), USB 2.0
Features:
Charging
Charging
Charging, OTG
Location:
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors:
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope
Accelerometer, Gyroscope, Compass, Hall (for flip covers)
Other:
NFC, Infrared
NFC, ANT+
Regulatory Approval
Measured SAR:
Head:
0.89 W/kg
Body:
1.18 W/kg
Simultaneous Transmission:
1.56 W/kg
Wireless Router:
1.12 W/kg
Phablet:
2.76 W/kg
Buyers information
Price:
€ 270
$ 400
User Manual:
This is the official Samsung Galaxy A51 User Guide in English provided from the manufacturer.
In The Box:
22.5W Charger, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card
Charger, USB Type-C to USB type-C cable, guides, SIM tool, Headset might be included (depends on region)
Availability
Officially announced:
Apr 30, 2020
Sep 07, 2020
Dec 12, 2019
