Phone Comparison - Samsung Galaxy A51 vs Samsung Galaxy S20+ 4G vs Samsung Galaxy A02

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced December 2019 2020, February 11 2021, January 27
Status Coming Soon - December 12, 2019 Coming soon. Exp. release 2020, March 6 Available. Released 2021, January 27
Price Rs. 23,999 ($0.00) [Similarly Priced] Rs. 73,999 ($0.00) [Similarly Priced] -
Colors Prism Crush White, Black, Pink, Blue Cosmic Grey, Cloud Blue, Cosmic Black Black, Blue, Red
Form Factor Candybar Candybar Candybar
Dimension 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
161.9 x 73.7 x 7.8 mm
(6.37 x 2.9 x 0.31 in)
164 x 75.9 x 9.1 mm
(6.46 x 2.99 x 0.36 in)
Weight 172 g (6.07 oz) 188 g (6.63 oz) 206 g (7.27 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)
CDMA2000 1xEV-DO
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 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE (unspecified) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900) 20(800), 28(700), 32(1500), 38(2600), 40(2300), 41(2500)
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor(In-display)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
-

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 10
User Interface One UI One UI 2.0 One UI 2.5
Processor Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.73 GHz Mongoose M5 & 2x2.60 GHz Cortex-A76 & 4x2.0 GHz Cortex-A55), Exynos 990 (7 nm+) Octa-core 1.8 GHz Cortex-A53, Qualcomm SM4250 Snapdragon 450 (11 nm)
GPU Mali-G72 MP3 Mali-G77 MP11 Adreno 506
RAM 8 GB 8 GB 2 GB
Internal Memory 128 GB 128 GB 32 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 1 TB microSDXC (dedicated slot)

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen Dynamic AMOLED Capacitive Touchscreen
Corning Gorilla Glass 6
HDR10+
Always-on display
120Hz
PLS TFT Display
Colors 16M colors 16M colors 16M Colour
Size 6.5 inches 6.7 inches 6.5 inches
Resolution 1080 x 2340 pixels (396 ppi) 1440 x 3200 pixels (524 ppi) 720 x 1520 pixels (259 ppi)
Screen-to-Body Ratio 89.06% 90.74% 84.56%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes no yes
Radio FM radio FM radio (USA & Canada only) FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 48 MP + 12 MP + 5 MP + 5 MP 64 MP + 12 MP + 12 MP + TOF 13 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
12 MP, (wide), Dual Pixel PDAF, OIS
64 MP, (telephoto), PDAF, OIS, 3x optical zoom
12 MP, (ultrawide), 1/1.26", 0.7µm, AF, Super Steady video
TOF 3D camera
auto-HDR, panorama
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, AF
2 MP, f/2.4, (depth)
Video 2160p@30fps, 1080p@30fps 4320p@24fps, 2160p@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, dual-video rec., stereo sound rec., gyro-EIS & OIS 1080p@30fps
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
10 MP, f/1.9, 26mm (wide), 1/3", 1.22µm, Dual Pixel PDAF
Dual video call, Auto-HDR
2160p@30fps, 1080p@30fps [Similar]
8 MP, f/2.2, 1/4", 1.12µm [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 (7CA) Cat20 2000/150 Mbps; 5G (2+ Gbps DL) HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE, aptX 4.2, 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/ax, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 3.2, Type-C 1.0 reversible connector microUSB 2.0
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS, GALILEO 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 32 GB, 2 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 1 TB microSDXC (dedicated slot)
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint not 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 not present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor not present
Barometer Sensor barometer sensor not present barometer sensor present barometer sensor not present
NFC NFC not supported NFC supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 9W
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 4000 mAh 4500 mAh 5000 mAh
Stand by - - -
Talk Time - - -