Phone Comparison - Xiaomi Redmi Note 8 vs Samsung Galaxy M21 vs Realme 6S

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Samsung Realme
Announced August 2019 2020, March 18 March 2020
Status Coming Soon - October 2019 Coming soon. Exp. release 2020, March 23 Coming Soon - June 2020
Price Rs. 9,999 ($0.00) [Similarly Priced] Rs. 12,999 ($0.00) [Similarly Priced] -
Colors Nebula Red, Neptune Blue, Space Black Midnight Blue, Raven Black Eclipse Black, Lunar White
Form Factor Candybar Candybar Candybar
Dimension 158.3 x 75.3 × 8.35 mm
(6.23 x 2.96 × 0.33 in)
159 x 75.1 x 8.9 mm
(6.26 x 2.96 x 0.35 in)
162.1 x 74.8 x 8.9 mm
(6.38 x 2.94 x 0.35 in)
Weight 190 g (6.7 oz) 188 g (6.63 oz) 191 g (6.74 oz)
SIM Type Hybrid Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) 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)
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor
- Fingerprint Sensor(side-mounted)
Splash resistant

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 10.0
User Interface MIUI 10 One UI 2.0 Realme UI
Processor Octa-core 2.0 GHz Kryo 260, Qualcomm SDM665 Snapdragon 665 (11 nm) Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53), Exynos 9611 (10nm) Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), Mediatek MT6785 Helio G90T (12 nm)
GPU Adreno 610 Mali-G72 MP3 Mali-G76 MC4
RAM 6 GB 6 GB 4 GB
Internal Memory 128 GB 128 GB 64 GB
External Memory microSD, up to 256 GB microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type Full HD+ curved glass LCD Touchscreen, Corning Gorilla Glass 5 protection Super AMOLED Capacitive Touchscreen
Corning Gorilla Glass 3
420 nits max brightness (advertised)
IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 3
480 nits typ. brightness (advertised)
90Hz refresh rate
Colors 16M colors 16M colors 16M colors
Size 6.39 inches 6.4 inches 6.5 inches
Resolution 1080 x 2340 pixels (403 ppi) 1080 x 2340 pixels (403 ppi) 1080 x 2400 pixels (405 ppi)
Screen-to-Body Ratio - 84.07% 84.08%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio, recording FM radio, RDS, recording FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 48 MP + 8 MP + 2 MP + 2 MP 48 MP + 8 MP + 5 MP 48 MP + 8 MP + 2 MP + 2 MP
Flash Dual-LED Flash LED Flash LED flash
Features 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4", 1.12µm
2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera)
2 MP, f/2.4, 1/5", 1.75µm, depth sensor
HDR, Panorana
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.2, (depth)
Panorama, HDR
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.3, 119˚ (ultrawide), 1/4.0", 1.12µm
2 MP, f/2.4, 22mm (macro), 1/5.0", 1.75µm
2 MP B/W, f/2.4, (depth)
HDR, Panorama
Video 2160p@30fps, 1080p@30/60/120fps, (gyro-EIS) 2160p@30fps, 1080p@30fps, gyro-EIS 1080p@30fps
Front Camera 13 MP
HDR
1080p@30fps [Similar]
20 MP, f/2.0, (wide), 1/2.8", 1.0μm
HDR
1080p@30fps [Similar]
16 MP, f/2.0, 26mm (wide), 1/3.1", 1.0µm
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 (3CA) Cat9 450/50 Mbps HSPA, LTE-A HSPA 42.2/11.5 Mbps, LTE-A (2CA) Cat6 300/75 Mbps
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 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 128 GB, 6 GB RAM or 64 GB, 4 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) 64 GB, 4 GB RAM
Expandable Storage microSD, up to 256 GB microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Yes 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
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 18W (Quick Charge 4)
Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 30W
Capacity 4000 mAh 6000 mAh 4300 mAh
Stand by - - -
Talk Time - - -