Phone Comparison - Samsung Galaxy A30 vs Samsung Galaxy A20 vs Samsung Galaxy A51

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2019 March 2019 December 2019
Status Coming Soon - Q1 2019 Coming Soon - April 2019 Coming Soon - December 12, 2019
Price Rs. 16,990 ($0.00) [Similarly Priced] - Rs. 23,999 ($0.00) [Similarly Priced]
Colors Black, White, Blue Blue, Black Prism Crush White, Black, Pink, Blue
Form Factor Candybar Candybar Candybar
Dimension 158.5 x 74.5 x 7.7 mm
(6.24 x 2.93 x 0.3 in)
- 158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
Weight 165 g (5.82 oz) - 172 g (6.07 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 only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE LTE (unspecified)
Messaging
Build Features - Fingerprint Sensor
- IP68 dust/water resistant (up to 1.5m for 30 mins)
- Fingerprint Sensor
- Fingerprint Sensor(In-display)

hardware Hardware and OS

OS Android 9.0 (Pie) Android 9.0 (Pie) Android 9.0 (Pie)
Processor Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7885 Octa (14 nm) 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)
GPU Mali-G71 - Mali-G72 MP3
RAM 4 GB 3 GB 8 GB
Internal Memory 64 GB 32 GB 128 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot)

display Display

Type Super AMOLED Capacitive Touchscreen Super AMOLED Capacitive Touchscreen Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.4 inches 6.4 inches 6.5 inches
Resolution 1080 x 2340 pixels (403 ppi) 720 x 1560 pixels (268 ppi) 1080 x 2340 pixels (396 ppi)
Screen-to-Body Ratio 85.02% - 89.06%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 16 MP + 5 MP 13 MP + 5 MP 48 MP + 12 MP + 5 MP + 5 MP
Flash LED Flash LED Flash LED Flash
Features 16 MP, f/1.7, PDAF
5 MP, f/2.2
Panorama, HDR
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", 0.8┬Ám, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
Video 1080p@30fps 1080p@30fps 2160p@30fps, 1080p@30fps
Front Camera 16 MP, f/2.0, , 1080p@30fps [Similar] 8 MP, f/2.0 [Similar] 32 MP, f/2.0, 25mm (wide)
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 Cat4 150/50 Mbps HSPA, LTE-A
Bluetooth Yes 4.2, A2DP, LE 5.0, A2DP, LE
Wi-Fi Yes 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
USB 2.0, Type-C 1.0 reversible connector microUSB 2.0 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Browser Yes Yes

memory User Memory

Internal 64 GB, 4 GB RAM or 32 GB, 3 GB RAM 32 GB, 3 GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot)
USB OTG Not 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 not present gyroscope sensor present
NFC NFC not supported NFC supported NFC not supported

battery Battery

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