Phone Comparison - Samsung Galaxy A51 vs Samsung Galaxy A42 5G vs Samsung Galaxy A72

Price Comparison (India) - -

general General Info

Manufacturer Samsung Samsung Samsung
Announced December 2019 2020, September 02 2021, March 17
Status Coming Soon - December 12, 2019 Available. Released 2020, November 11 Coming soon. Exp. release 2021, March 26
Price Rs. 23,999 ($0.00) [Similarly Priced] - -
Colors Prism Crush White, Black, Pink, Blue Prism Dot Black, Prism Dot White, Prism Dot Gray Awesome Black, Awesome White, Awesome Violet, Awesome Blue
Form Factor Candybar Candybar Candybar
Dimension 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
164.4 x 75.9 x 8.6 mm
(6.47 x 2.99 x 0.34 in)
165 x 77.4 x 8.4 mm
(6.5 x 3.05 x 0.33 in)
Weight 172 g (6.07 oz) 193 g (6.81 oz) 203 g (7.16 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE (unspecified) 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41 - Europe
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 34, 38, 39, 40, 41
LTE
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor (under display, optical)
- Fingerprint Sensor (under display, optical)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10, upgradable to Android 11, One UI 3.1 Android 11
User Interface One UI One UI 2.1 One UI 3.0
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.2 GHz Kryo 570 & 6x1.8 GHz Kryo 570), Qualcomm SM7225 Snapdragon 750 5G (8 nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm)
GPU Mali-G72 MP3 Adreno 619 Adreno 618
RAM 8 GB 8 GB 8 GB
Internal Memory 128 GB 128 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) microSDXC microSDXC (dedicated slot)

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen HD+ Super AMOLED capacitive touchscreen FHD+ Super AMOLED Screen
90Hz Refresh Rate
800 nits (peak)
Corning Gorilla Glass 5
Colors 16M colors 16M Colour 16M Colour
Size 6.5 inches 6.6 inches 6.7 inches
Resolution 1080 x 2340 pixels (396 ppi) 720 x 1600 pixels (266 ppi) 1080 x 2400 pixels (393 ppi)
Screen-to-Body Ratio 89.06% 84.18% 84.78%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio Unspecified Unspecified
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 48 MP + 12 MP + 5 MP + 5 MP 48 MP + 8 MP + 5 MP + 5 MP 64 MP + 8 MP + 12 MP + 2 MP
Flash LED Flash LED Flash LED flash
Features 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (depth)
5 MP, f/2.4, (macro)
Panorama, HDR
64 MP, f/1.8, 26mm (wide), PDAF, OIS
8 MP, f/2.4, (telephoto), PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 123˚ (ultrawide)
5 MP, f/2.4, (macro)
panorama, HDR
Video 2160p@30fps, 1080p@30fps 4K@30fps, 1080p@30fps, 720p@480fps 4K@30fps, 1080p@30/120fps; gyro-EIS
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
20 MP, f/2.2, 0.8µm
HDR
1080p@30fps [Similar]
32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A, 5G HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.0, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 128 GB, 4 GB RAM UFS 2.1 128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.1)
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC microSDXC (dedicated slot)
USB OTG Supported Supported Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
Magnetic-Field Sensor (Compass) magnetic field sensor present magnetic field sensor present magnetic field sensor present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
Capacity 4000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -