Phone Comparison - Samsung Galaxy S8 vs Samsung Galaxy S8+ vs Samsung Galaxy A21s

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced March 2017 March 2017 Expected Announcement - May 2020
Status Available - April 2017 Available - April 2017 Rumored
Price Rs. 57,900 ($720.00) [Similarly Priced] Rs. 64,900 ($845.00) [Similarly Priced] -
Colors Black, White, Gold, Silver, Pink Gold Black, White, Gold, Silver, Pink Gold Black, White, Blue
Form Factor Candybar Candybar Candybar
Dimension 148.9 x 68.1 x 8 mm
(5.86 x 2.68 x 0.31 in)
159.5 x 73.4 x 8.1 mm
(6.28 x 2.89 x 0.32 in)
8.9 mm thickness
(0.35 in thickness)
Weight 155 g (5.47 oz) 173 g (6.1 oz) 191 g (6.74 oz)
SIM Type Dual-SIM Dual-SIM 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 HSDPA HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM
Build Features - IP68 certified - Fingerprint Sensor
Notification LED Yes Yes -

hardware Hardware and OS

OS Android OS, v7.0 (Nougat) Android OS, v7.0 (Nougat) Android 10.0
Processor Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835
Exynos 8895 Octa
Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo) / Octa-core (4x2.3 GHz & 4x1.7 GHz), Qualcomm MSM8998 Snapdragon 835/ Exynos 8895 Octa Octa-core 2.0 GHz, Exynos 850
GPU Adreno 540 Adreno 540 -
RAM 4 GB 4/6 GB 3 GB
Internal Memory 64 GB 64/128 GB 64 GB
External Memory microSD, up to 256 GB (dedicated slot) microSD, up to 256 GB (dedicated slot) microSDXC

display Display

Type Super AMOLED capacitive touchscreen, Gorilla Glass 5 Super AMOLED capacitive touchscreen, Gorilla Glass 5 PLS TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.8 inches 6.2 inches 6.55 inches
Resolution 1440 x 2960 pixels (568 ppi) 1440 x 2960 pixels (531 ppi) 720 x 1600 pixels (268 ppi)
Screen-to-Body Ratio 84.06% 83.31% -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP 12 MP 48 MP + 8 MP + 2 MP
Flash Dual-LED (Dual Tone) Dual-LED (Dual Tone) LED Flash
Features Phase Detection Autofocus, OIS, f/1.7 aperture, Geo-tagging, Simultaneous 4K Video And 9MP Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama Phase Detection Autofocus, f/1.7 aperture, OIS, Geo-tagging, Simultaneous 4K Video And Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama 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@60fps, 1080p@120fps, HDR, dual-video rec. 2160p@60fps, 1080p@120fps, HDR, dual-video rec. 1080p@30fps
Front Camera 8 MP, AF [Similar] 8 MP, AF [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, LTE, VoLTE HSPA, LTE, VoLTE HSPA 42.2/5.76 Mbps, LTE-A
Bluetooth v4.2, A2DP, LE, aptX v4.2, A2DP, LE, aptX 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 v3.1, Type-C 1.0 reversible connector v3.1, Type-C 1.0 reversible connector Yes
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser HTML5 HTML5 Yes

memory User Memory

Internal 64 GB, 4 GB RAM 64/128 GB, 4/6 GB RAM 64 GB, 3 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSD, up to 256 GB (dedicated slot) microSD, up to 256 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 present gyroscope sensor present gyroscope sensor not present
Barometer Sensor barometer sensor present barometer sensor present barometer sensor not present
Heart-rate Sensor heart rate sensor present heart rate sensor present heart rate sensor not present
NFC NFC supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Ion battery Non-removable Li-Ion battery Non-removable Li-Po Battery
Battery Charging 10W
Capacity 3000 mAh 3500 mAh 5000 mAh
Stand by - - -
Talk Time - - -