Phone Comparison - Xiaomi Redmi Note 7 vs Samsung Galaxy A21 vs Samsung Galaxy A21s

Price Comparison (India) - -

general General Info

Manufacturer Xiaomi Samsung Samsung
Announced January 2019 2020, April 8 Expected Announcement - May 2020
Status Available - January 2019 Coming soon. Exp. release 2020, April Rumored
Price Rs. 9,999 ($0.00) [Similarly Priced] - -
Colors Blue, Black, Twilight Gold Various Black, White, Blue
Form Factor Candybar Candybar Candybar
Dimension 159.2 x 75.2 x 8.1 mm
(6.27 x 2.96 x 0.32 in)
- 8.9 mm thickness
(0.35 in thickness)
Weight 186 g (6.56 oz) - 191 g (6.74 oz)
SIM Type 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 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) LTE LTE
Messaging
Build Features - Fingerprint Sensor
- Fingerprint Sensor
Glass front, plastic back, plastic frame
- Fingerprint Sensor

hardware Hardware and OS

OS Android 9.0 (Pie) Android 10.0 Android 10.0
User Interface MIUI 10 One UI 2.0 One UI 2.0
Processor Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260), Qualcomm SDM660 Snapdragon 660 (14 nm) Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) Octa-core 2.0 GHz, Exynos 850
GPU Adreno 512 PowerVR GE8320 -
RAM 4/6 GB 3 GB 3 GB
Internal Memory 64 GB 64 GB 64 GB
External Memory microSD, up to 256 GB (uses SIM 2 slot) microSDXC (dedicated slot) microSDXC

display Display

Type IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 5 HD+ Super AMOLED Capacitive Touchscreen PLS TFT Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.3 inches 6.5 inches 6.55 inches
Resolution 1080 x 2340 (409 ppi) 720 x 1600 pixels (270 ppi) 720 x 1600 pixels (268 ppi)
Screen-to-Body Ratio 81.41% - -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 48 MP + 5 MP 16 MP + 8 MP + 2 MP + 2 MP 48 MP + 8 MP + 2 MP
Flash Dual-LED flash No LED Flash
Features 48 MP, f/1.8, 1/2", 0.8µm, PDAF
5 MP, f/2.4, depth sensor
HDR, Panorama
16 MP, f/1.9, 28mm (wide), AF
8 MP, f/2.2, 12mm (ultrawide)
2 MP, (macro)
2 MP, (depth)
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 1080p@30/60/120fps, (gyro-EIS) 1080p@30fps 1080p@30fps
Front Camera 13 MP, f/2.2, 1.25µm, HDR, 1080p@30fps [Similar] 13 MP
HDR
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 (2CA) Cat12 600/150 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A
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 b/g/n, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go Yes
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 4/6 GB RAM or 32 GB, 3 GB RAM 64 GB, 3 GB RAM eMMC 5.1 64 GB, 3 GB RAM or 32 GB, 3 GB RAM
Expandable Storage microSD, up to 256 GB (uses SIM 2 slot) microSDXC (dedicated slot) microSDXC
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 not present
Gyroscope Sensor gyroscope sensor present gyroscope sensor present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC supported

battery Battery

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