Phone Comparison - Samsung Galaxy S9+ vs Samsung Galaxy A20s vs Samsung Galaxy A21s

general General Info

Manufacturer Samsung Samsung Samsung
Announced February 2018 September 2019 Expected Announcement - May 2020
Status Coming Soon, March 2018 Coming Soon - October 2019 Rumored
Price Rs. 57,999 ($890.00) [Similarly Priced] Rs. 11,999 ($0.00) [Similarly Priced] -
Colors Various Green, Black, Red Black, White, Blue
Form Factor Candybar Candybar Candybar
Dimension 158.1 x 73.8 x 8.5 mm
(6.22 x 2.91 x 0.33 in)
163.3 x 77.5 x 8 mm
(6.43 x 3.05 x 0.31 in)
8.9 mm thickness
(0.35 in thickness)
Weight 189 g (6.67 oz) 183 g (6.46 oz) 191 g (6.74 oz)
SIM Type Single SIM (Nano-SIM), Hybrid 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 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE
Messaging SMS, MMS, EMail, IM
Build Features - Fingerprint Sensor
- Samsung Pay (Visa, MasterCard certified)
- IP68 certified - dust/water proof over 1.5 meter and 30 minutes
- Fingerprint Sensor
- Fingerprint Sensor
Notification LED Yes - -

hardware Hardware and OS

OS Android 8.0 (Oreo) Android 9.0 (Pie) Android 10.0
User Interface - One UI One UI 2.0
Processor Octa-core (4x2.8 GHz Mongoose M3 & 4x1.7 GHz Cortex-A55) - EMEA
Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA & China, Exynos 9810 Octa - EMEA
Qualcomm Snapdragon 845
Octa-core 1.8 GHz Cortex-A53, Qualcomm SDM450 Snapdragon 450 (14 nm) Octa-core 2.0 GHz, Exynos 850
GPU Mali-G72 MP18 - EMEA
Adreno 630 - USA & China
Adreno 506 -
RAM 6 GB 4 GB 3 GB
Internal Memory 64 GB 64 GB 64 GB
External Memory microSD, up to 256 GB (uses SIM 2 slot) - dual SIM model only microSD, up to 512 GB (dedicated slot) microSDXC

display Display

Type Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5 HD+ IPS LCD Capacitive Touchscreen PLS TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.2 inches 6.4 inches 6.55 inches
Resolution 1440 x 2960 pixels (531 ppi) 720 x 1560 pixels (268 ppi) 720 x 1600 pixels (268 ppi)
Screen-to-Body Ratio 83.59% 79.72% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera Dual12 MP + 12 MP 13 MP + 8 MP + 5 MP 48 MP + 8 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features Phase Detection Autofocus, f/1.6 + f/2.4, 26mm, 1/2.55", 1.4 µm, 52mm, 1/3.6", 1 µm, Dual Pixel AF, OIS, 2x Optical Zoom, Geo-tagging, Simultaneous 4K Video And 9MP Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama 13 MP, f/1.8, PDAF
8 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
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 2160p@30fps, 1080p@60fps, HDR, dual-video rec. 1080p@30fps 1080p@30fps
Front Camera 8 MP, f/1.6, autofocus, 1440p, dual video call, Auto HDR [Similar] 8 MP, f/2.0, 1/4", 1.12µm, 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 Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE-A (4CA) Cat16 1024/150 Mbps HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth 5.0, A2DP, LE, aptX 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 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB 3.1, Type-C 1.0 reversible connector microUSB 2.0 Yes
GPS Yes, with A-GPS, GLONASS, BDS, GALILEO Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser HTML5 Yes Yes

memory User Memory

Internal 64 GB, 6 GB RAM 64 GB, 4 GB RAM or 32 GB, 3 GB RAM 64 GB, 3 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSD, up to 256 GB (uses SIM 2 slot) - dual SIM model only microSD, up to 512 GB (dedicated slot) microSDXC
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 not present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor not present
Barometer Sensor barometer sensor present barometer sensor not present barometer sensor not present
Heart-rate Sensor heart rate sensor present heart rate sensor not present heart rate sensor not present
NFC NFC supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Ion battery Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 3500 mAh 4000 mAh 5000 mAh
Stand by - - -
Talk Time - - -