Phone Comparison - Samsung Galaxy A20 vs Samsung Galaxy A51 vs Samsung Galaxy S24

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced March 2019 December 2019 January 2024
Status Coming Soon - April 2019 Coming Soon - December 12, 2019 Coming Soon - January 2024
Price - Rs. 23,999 ($0.00) [Similarly Priced] Rs. 79,999 ($0.00) [Similarly Priced]
Colors Blue, Black Prism Crush White, Black, Pink, Blue Onyx Black, Marble Grey, Cobalt Violet, Amber Yellow, Jade Green, Sandstone Orange, Sapphire 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)
147 x 70.6 x 7.6 mm
(5.79 x 2.78 x 0.3 in)
Weight - 172 g (6.07 oz) 167 g or 168 g (5.89 oz or 5.93 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) Nano-SIM and eSIM, Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM 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)
CDMA 800 / 1900 & TD-SCDMA
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO
4G Network LTE LTE (unspecified) LTE
5G Network - - SA/NSA/Sub6 - International
SA/NSA/Sub6/mmWave - USA
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor(In-display)
- Fingerprint Sensor (under display, ultrasonic)
IP68 dust/water resistant (up to 1.5m for 30 min)
Armor aluminum 2 frame with tougher drop and scratch resistance (advertised)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 9.0 (Pie) Android 14
User Interface - One UI One UI 6.1
Processor Octa-core (2x1.6 GHz & 6x1.35 GHz), Exynos 7884 Octa Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) 8-core (1x3.39 GHz Cortex-X4 & 3x3.1 GHz Cortex-A720 & 2x2.9 GHz Cortex-A720 & 2x2.2 GHz Cortex-A520), Qualcomm SM8650-AC Snapdragon 8 Gen 3 (4 nm)
GPU - Mali-G72 MP3 Adreno 750 (1 GHz)
RAM 3 GB 8 GB 8 GB
Internal Memory 32 GB 128 GB 512 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) No

display Display

Type Super AMOLED Capacitive Touchscreen Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen FHD+ Dynamic LTPO AMOLED 2X Screen
120Hz Refresh Rate
HDR10+, 2600 Nits (peak)
Corning Gorilla Glass Victus 2
Colors 16M colors 16M colors 16M colors
Size 6.4 inches 6.5 inches 6.2 inches
Resolution 720 x 1560 pixels (268 ppi) 1080 x 2340 pixels (396 ppi) 1080 x 2340 pixels (416 ppi)
Screen-to-Body Ratio - 89.06% 90.78%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes no
Radio FM radio FM radio No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 13 MP + 5 MP 48 MP + 12 MP + 5 MP + 5 MP 50 MP + 10 MP + 12 MP
Flash LED Flash LED Flash LED Flash
Features 13 MP, f/1.9, 28mm (wide), AF
5 MP, f/2.2, depth sensor
Panorama, HDR
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
50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, Dual Pixel PDAF, OIS
10 MP, f/2.4, 67mm (telephoto), 1/3.94", 1.0µm, PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Auto-HDR, Panorama
Video 1080p@30fps 2160p@30fps, 1080p@30fps 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS
Front Camera 8 MP, f/2.0 [Similar] 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF
Dual video call, Auto-HDR, HDR10+
4K@30/60fps, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE-A HSPA, LTE-A (up to 7CA), 5G
Bluetooth 4.2, A2DP, LE 5.0, A2DP, LE 5.3, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, 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/6e, tri-band, Wi-Fi Direct
USB microUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 3.2, OTG
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS GPS, GLONASS, BDS, GALILEO
Browser Yes Yes Yes

memory User Memory

Internal 32 GB, 3 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 512 GB, 8 GB RAM or 256 GB, 12 GB or 256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 4.0
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) No
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 not present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor not present barometer sensor not present barometer sensor present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery Charging 25W wired, PD3.0, 50% in 30 min (advertised)
15W wireless (Qi/PMA)
4.5W reverse wireless
Capacity 4000 mAh 4000 mAh 4000 mAh
Stand by - - -
Talk Time - - -