Phone Comparison - Samsung Galaxy A30s vs Samsung Galaxy A51 vs Samsung Galaxy A21s

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced August 2019 December 2019 Expected Announcement - May 2020
Status Coming Soon - September 2019 Coming Soon - December 12, 2019 Rumored
Price Rs. 16,999 ($0.00) [Similarly Priced] Rs. 23,999 ($0.00) [Similarly Priced] -
Colors Prism Crush Black, Prism Crush White, Prism Crush Green, Prism Crush Violet2 Prism Crush White, Black, Pink, Blue Black, White, Blue
Form Factor Candybar Candybar Candybar
Dimension 158.5 x 74.7 x 7.8 mm
(6.24 x 2.94 x 0.31 in)
158.4 x 73.7 x 7.9 mm
(6.24 x 2.9 x 0.31 in)
8.9 mm thickness
(0.35 in thickness)
Weight 166 g (5.86 oz) 172 g (6.07 oz) 191 g (6.74 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 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 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 (unspecified) LTE
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor(In-display)
- Fingerprint Sensor

hardware Hardware and OS

OS Android 9.0 (Pie) Android 9.0 (Pie) Android 10.0
User Interface - One UI One UI 2.0
Processor Octa-core (2x1.8 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53), Exynos 7904 Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core 2.0 GHz, Exynos 850
GPU Mali-G71 Mali-G72 MP3 -
RAM 4GB 8 GB 3 GB
Internal Memory 64GB 128 GB 64 GB
External Memory microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSDXC

display Display

Type Super AMOLED Capacitive Touchscreen, Unspecified Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen PLS TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.4 inches 6.5 inches 6.55 inches
Resolution 720 x 1560 pixels (268 ppi) 1080 x 2340 pixels (396 ppi) 720 x 1600 pixels (268 ppi)
Screen-to-Body Ratio 85.21% 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 25 MP + 8 MP + 5 MP 48 MP + 12 MP + 5 MP + 5 MP 48 MP + 8 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 25 MP, f/1.7, PDAF
8 MP, f/2.2, 13mm (ultrawide)
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
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.4, (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, (macro)
Panorama, HDR
Video 1080p@30fps 2160p@30fps, 1080p@30fps 1080p@30fps
Front Camera 16 MP, f/2.0, 1080p@30fps [Similar] 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm
HDR, Panorama
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA, LTE-A HSPA, LTE-A 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 b/g/n, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go Yes
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS
Browser Yes Yes Yes

memory User Memory

Internal 64GB, 4GB RAM 128 GB, 8 GB RAM or 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 64 GB, 3 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSD, up to 512 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSDXC
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 not present
Gyroscope Sensor gyroscope sensor not present gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not 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
Battery Charging 10W
Capacity 4000 mAh 4000 mAh 5000 mAh
Stand by - - -
Talk Time - - -