Phone Comparison - Samsung Galaxy S8 vs Samsung Galaxy A70 vs Samsung Galaxy S21 Ultra 5G

Price Comparison (India) -

general General Info

Manufacturer Samsung Samsung Samsung
Announced March 2017 2019, March 2021, January 14
Status Available - April 2017 Coming soon. Exp. release 2019, April Coming soon. Exp. release 2021, January 29
Price Rs. 57,900 ($720.00) [Similarly Priced] Rs. 28,990 ($0.00) [Similarly Priced] Rs. 105,999 ($0.00) [Similarly Priced]
Colors Black, White, Gold, Silver, Pink Gold Various Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown
Form Factor Candybar Candybar Candybar
Dimension 148.9 x 68.1 x 8 mm
(5.86 x 2.68 x 0.31 in)
164.2 x 76.7 x 7.9 mm
(6.46 x 3.02 x 0.31 in)
165.1 x 75.6 x 8.9 mm
(6.5 x 2.98 x 0.35 in)
Weight 155 g (5.47 oz) - 227 g (8.01 oz)
SIM Type Dual-SIM Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM), Hybrid 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)
CDMA2000 1xEV-DO
3G Network HSDPA HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 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
5G Network - - SA/NSA/Sub6/mmWave
Messaging SMS, MMS, EMail, IM
Build Features - - Fingerprint Sensor
- Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Stylus support
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
Notification LED Yes - -

hardware Hardware and OS

OS Android OS, v7.0 (Nougat) Android 9.0 (Pie) Android 11
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 (2x2.0 GHz & 6x1.7 GHz), Qualcomm Snapdragon 675 (11nm) Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - Global / Qualcomm Snapdragon 875 - USA
GPU Adreno 540 Adreno 612 Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea
RAM 4 GB 6 GB 16 GB
Internal Memory 64 GB 64/128 GB 512 GB
External Memory microSD, up to 256 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSDXC (uses shared SIM slot)

display Display

Type Super AMOLED capacitive touchscreen, Gorilla Glass 5 Super AMOLED Capacitive Touchscreen QHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1500 nits (peak)
Corning Gorilla Glass Victus
Always-on display
Colors 16M colors 16M colors 16M Colour
Size 5.8 inches 6.7 inches 6.8 inches
Resolution 1440 x 2960 pixels (568 ppi) 1080 x 2340 pixels (385 ppi) 1440 x 3200 pixels (516 ppi)
Screen-to-Body Ratio 84.06% 87.34% 89.46%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes no
Radio No - FM radio (Snapdragon model only; market/operator dependent)
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP 25 MP + 8 MP + 5 MP 108 MP + 10 MP + 10 MP + 12 MP + 0.3 MP
Flash Dual-LED (Dual Tone) LED Flash 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 25 MP, f/1.7, PDAF
8 MP, f/2.2, 12mm (ultrawide)
5 MP, f/2.2, depth sensor
Panorama, HDR
108 MP (2nd gen), f/1.8, 26mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS
10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom
10 MP, f/2.4, 70mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
auto-HDR, panorama
Video 2160p@60fps, 1080p@120fps, HDR, dual-video rec. 1080p@30fps 8K@24fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS
Front Camera 8 MP, AF [Similar] 25 MP, f/2.0, HDR, 1080p@30fps [Similar] 40 MP, f/2.2, 26mm (wide), 0.7µm, PDAF
Dual video call, Auto-HDR
4K@30/60fps, 1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA, LTE, VoLTE HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth v4.2, A2DP, LE, aptX 5.0, A2DP, LE 5.2, 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, WiFi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
USB v3.1, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector USB Type-C 3.2, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, BDS, GALILEO
Browser HTML5 Yes Yes

memory User Memory

Internal 64 GB, 4 GB RAM 64/128 GB, 6 GB RAM 512 GB, 16 GB RAM or 256 GB, 12 GB RAM or 128 GB, 12 GB RAM UFS 3.1
Expandable Storage microSD, up to 256 GB (dedicated slot) microSD, up to 512 GB (dedicated slot) microSDXC (uses shared SIM slot)
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 present gyroscope sensor present gyroscope sensor present
Barometer Sensor barometer sensor present barometer sensor not present barometer sensor 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 Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Reverse wireless charging 4.5W
Capacity 3000 mAh 4400 mAh 5000 mAh
Stand by - - -
Talk Time - - -