Phone Comparison - Samsung Galaxy A71 vs Xiaomi Redmi Note 9S vs Xiaomi Mi Watch Revolve

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced December 2019 March 2020 Expected Announcement - June 2020
Status Available. Released 2020, January Coming Soon - April 2020 Rumored
Price Rs. 29,999 ($0.00) [Similarly Priced] - -
Colors Prism Crush White, Black, Pink, Blue Aurora Blue, Glacier White, Interstellar Gray Black, Silver
Form Factor Candybar Candybar Candybar
Dimension 163.6 x 76.0 x 7.7 mm
(6.44 x 2.99 x 0.3 in)
165.8 x 76.7 x 8.8 mm
(6.53 x 3.02 x 0.35 in)
53.3 x 46.2 x 11.4 mm
(2.1 x 1.82 x 0.45 in)
Weight 179 g (6.31 oz) 209 g (7.37 oz) -
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) No
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 N/A
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 N/A
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800), 28(700), 38(2600), 40(2300) N/A
Messaging
Build Features - Fingerprint Sensor(In-display)
- Fingerprint Sensor (side-mounted)
Splash-proof
Waterproof (5ATM)

hardware Hardware and OS

OS Android 10.0 Android 10.0 Proprietary wearable platform
User Interface One UI 2.0 MIUI 11 -
Processor Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver), Qualcomm SDM730 Snapdragon 730 (8 nm) Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver), Qualcomm SM7125 Snapdragon 720G (8 nm) -
GPU Adreno 618 Adreno 618 -
RAM 8 GB 6 GB N/A
Internal Memory 128 GB 128 GB -
External Memory microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) No

display Display

Type Full HD+ Infinity-O Super AMOLED Capacitive Touchscreen FHD+ IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 5
450 nits typ. brightness (advertised)
AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 6.7 inches 6.67 inches 1.39 inches
Resolution 1080 x 2400 pixels (393 ppi) 1080 x 2400 pixels (395 ppi) 454 x 454 pixels (462 ppi)
Screen-to-Body Ratio 87.08% 84.28% 25.30%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes no
Radio FM radio FM radio, recording No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 64 MP + 12 MP + 5 MP + 5 MP 48 MP + 8 MP + 5 MP + 2 MP
Flash LED Flash LED flash No
Features 64 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF
12 MP, f/2.2, 13mm (ultrawide)
5 MP, f/2.2, depth sensor
5 MP, f/2.4, macro camera
Panorama, HDR
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro), 1.12µm
2 MP, f/2.4, (depth)
HDR, Panorama

Video 2160p@30fps, 1080p@30/60/240fps, 1080p@960fps; gyro-EIS 2160p@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Front Camera 32 MP, f/2.0, 25mm (wide)
HDR
1080p@30fps [Similar]
16 MP Punch-Hole, f/2.5, 26mm (wide), 1/3.1", 1.0µm
HDR
1080p@30fps [Similar]
, , [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes No
Edge Yes Yes No
3G HSPA, LTE-A HSPA 42.2/5.76 Mbps, LTE-A No
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 b/g/n
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector No
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS Yes, with GLONASS
Browser Yes Yes

memory User Memory

Internal 128 GB, 8 GB RAM 128 GB, 6 GB RAM or 64 GB, 4 GB RAM (UFS 2.1) -
Expandable Storage microSD, up to 512 GB (dedicated slot) microSDXC (dedicated slot) No
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor not 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 present
Barometer Sensor barometer sensor not present barometer sensor not present barometer sensor present
Heart-rate Sensor heart rate sensor not present heart rate sensor not present heart rate sensor present
NFC NFC not supported NFC not supported NFC supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 25W
Non-removable Li-Po Battery
Fast battery charging 18W
Non-removable Li-Ion Battery
Capacity 4000 mAh 5020 mAh 420 mAh
Stand by - - Up to 336 h
Talk Time - - -