Phone Comparison - Samsung Galaxy S8+ vs Xiaomi Poco X3 NFC vs Samsung Galaxy S21+ 5G

Price Comparison (India) -

general General Info

Manufacturer Samsung Xiaomi Samsung
Announced March 2017 2020, September 07 2021, January 14
Status Available - April 2017 Coming soon. Exp. release 2020, September 08 Coming soon. Exp. release 2021, January 29
Price Rs. 64,900 ($845.00) [Similarly Priced] - Rs. 81,999 ($999.99) [Similarly Priced]
Colors Black, White, Gold, Silver, Pink Gold Gray, Blue Phantom Black, Phantom Silver, Phantom Violet, Phantom Pink, Phantom Gold, Phantom Red
Form Factor Candybar Candybar Candybar
Dimension 159.5 x 73.4 x 8.1 mm
(6.28 x 2.89 x 0.32 in)
165.3 x 76.8 x 9.4 mm
(6.51 x 3.02 x 0.37 in)
161.5 x 75.6 x 7.8 mm
(6.36 x 2.98 x 0.31 in)
Weight 173 g (6.1 oz) 215 g (7.58 oz) 200 g (7.05 oz)
SIM Type Dual-SIM Hybrid Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM and/or eSIM), 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 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
CDMA2000 1xEV-DO
3G Network HSDPA HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network LTE LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500) 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G996U1
5G Network - - 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G996U1
Messaging SMS, MMS, EMail, IM
Build Features IP68 certified - Fingerprint Sensor (side-mounted)
Water-repellent coating
- Fingerprint Sensor (under display, ultrasonic)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+
Notification LED Yes - -

hardware Hardware and OS

OS Android OS, v7.0 (Nougat) Android 10 Android 11
User Interface - MIUI 12 One UI 3.1
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 (2x2.3 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SM7150-AC Snapdragon 732G (8 nm) 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 - International / Qualcomm Snapdragon 888 - USA/China/Korea
GPU Adreno 540 Adreno 618 Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea
RAM 4/6 GB 6 GB 8 GB
Internal Memory 64/128 GB 128 GB 256 GB
External Memory microSD, up to 256 GB (dedicated slot) microSDXC (uses shared SIM slot) Unspecified

display Display

Type Super AMOLED capacitive touchscreen, Gorilla Glass 5 IPS LCD capacitive touchscreen
Corning Gorilla Glass 5
HDR10
120Hz refresh rate
450 nits typ. brightness (advertised)
FHD+ Dynamic AMOLED 2X Display
120Hz Refresh Rate
HDR10+
1300 nits (peak)
Corning Gorilla Glass Victus
Always-on display
Colors 16M colors 16M Colour 16M Colour
Size 6.2 inches 6.67 inches 6.7 inches
Resolution 1440 x 2960 pixels (531 ppi) 1080 x 2400 pixels (395 ppi) 1080 x 2400 pixels (393 ppi)
Screen-to-Body Ratio 83.31% 84.43% 88.68%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP 64 MP + 13 MP + 2 MP + 2 MP 12 MP + 64 MP + 12 MP
Flash Dual-LED (Dual Tone) Dual-LED flash LED Flash
Features Phase Detection Autofocus, f/1.7 aperture, OIS, Geo-tagging, Simultaneous 4K Video And Image Recording, Touch Focus, Face/smile Detection, Auto HDR, Panorama 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF
13 MP, f/2.2, 119˚ (ultrawide), 1.0µm
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS
64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom
12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video
Auto-HDR, Panorama
Video 2160p@60fps, 1080p@120fps, HDR, dual-video rec. 1080p@30fps 8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS
Front Camera 8 MP, AF [Similar] 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm
HDR
1080p@30fps [Similar]
10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22µm, Dual Pixel 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 42.2/5.76 Mbps, LTE-A HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth v4.2, 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 a/b/g/n/ac, dual-band, Wi-Fi 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 On-The-Go USB Type-C 3.2, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS, GALILEO
Browser HTML5 Yes Yes

memory User Memory

Internal 64/128 GB, 4/6 GB RAM 128 GB, 6 GB RAM or 64 GB, 6 GB RAM UFS 2.1 256 GB, 8 GB RAM or 128GB, 8 GB RAM (UFS 3.1)
Expandable Storage microSD, up to 256 GB (dedicated slot) microSDXC (uses shared SIM slot) Unspecified
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 supported NFC supported

battery Battery

Type Non-removable Li-Ion battery Non-removable Li-Po Battery
Fast battery charging 33W, 62% in 30 min, 100% in 65 min (advertised)
Non-removable Li-Po Battery
Fast battery charging 25W
USB Power Delivery 3.0
Fast Qi/PMA wireless charging 15W
Power bank/Reverse wireless charging 4.5W
Capacity 3500 mAh 5160 mAh 4800 mAh
Stand by - - -
Talk Time - - -