Phone Comparison - Samsung Galaxy A21 vs Xiaomi Redmi 9 Prime vs Xiaomi Redmi A5 4G

Price Comparison (India) - -

general General Info

Manufacturer Samsung Xiaomi Xiaomi
Announced 2020, April 8 August 2020 March 2025
Status Coming soon. Exp. release 2020, April Coming Soon - August 2020 Available - March 2025
Price - Rs. 9,999 ($0.00) [Similarly Priced] Rs. 6,499 ($0.00) [Similarly Priced]
Colors Various Space Blue, Mint Green, Matte Black, Sunrise Flare Ocean Blue, Lake Green, Sandy Gold, Midnight Black
Form Factor Candybar Candybar Candybar
Dimension - 163.3 x 77 x 9.1 mm
(6.43 x 3.03 x 0.36 in)
171.7 x 77.8 x 8.3 mm
(6.76 x 3.06 x 0.33 in)
Weight - 198 g (6.98 oz) 193 g (6.81 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by) Nano-SIM + Nano-SIM
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100
HSDPA 850 / 1700(AWS) / 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 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, 3, 5, 7, 8, 20, 28, 38, 40, 41
Messaging
Build Features - Fingerprint Sensor
Glass front, plastic back, plastic frame
- Fingerprint Sensor
Water-repellent coating
- Fingerprint Sensor (side-mounted)
Dust and splash resistant

hardware Hardware and OS

OS Android 10.0 Android 10 Android 15 (Go edition), up to 2 major Android upgrades
User Interface One UI 2.0 MIUI 11 HyperOS
Processor Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53), Mediatek MT6765 Helio P35 (12nm) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), Mediatek Helio G80 (12 nm) Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55), Unisoc T7250 (12 nm)
GPU PowerVR GE8320 Mali-G52 MC2 Mali-G57 MP1
RAM 3 GB 4 GB 6 GB
Internal Memory 64 GB 128 GB 128 GB
External Memory microSDXC (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type HD+ Super AMOLED Capacitive Touchscreen IPS LCD Capacitive Touchscreen
Corning Gorilla Glass 3
400 nits typ. brightness (advertised)
HD+ IPS LCD Screen
120Hz, 450 Nits (typ)
Colors 16M colors 16M colors 16M colors
Size 6.5 inches 6.53 inches 6.88 inches
Resolution 720 x 1600 pixels (270 ppi) 1080 x 2340 pixels (395 ppi) 720 x 1640 pixels (260 ppi)
Screen-to-Body Ratio - 83.11% 84.36%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio Wireless FM radio (no wired headphones required) FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 16 MP + 8 MP + 2 MP + 2 MP 13 MP + 8 MP + 5 MP + 2 MP 32 MP
Flash No LED flash LED Flash
Features 16 MP, f/1.9, 28mm (wide), AF
8 MP, f/2.2, 12mm (ultrawide)
2 MP, (macro)
2 MP, (depth)
panorama, HDR
13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
HDR, panorama
32 MP, f/2.0, (wide)
Auxiliary lens
HDR
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 13 MP
HDR
1080p@30fps [Similar]
8 MP, f/2.0, 27mm (wide)
HDR
1080p@30fps [Similar]
8 MP, f/2.0, (wide)
HDR
1080p@30fps [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE-A HSPA, LTE
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.2, A2DP, LE
Wi-Fi Wi-Fi 802.11 b/g/n, 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
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go 2.0, Type-C 1.0 reversible connector, USB On-The-Go USB Type-C 2.0
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, BDS GPS, GALILEO, GLONASS, BDS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 3 GB RAM eMMC 5.1 128 GB, 4 GB RAM or 64 GB, 4 GB RAM 128 GB, 6 GB RAM or 128 GB, 4 GB RAM or 64 GB, 4 GB RAM or 64 GB, 3 GB RAM
Expandable Storage microSDXC (dedicated slot) microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Supported Not Supported

Apps Sensors

Fingerprint fingerprint supported fingerprint supported fingerprint 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 present
Gyroscope Sensor gyroscope sensor present gyroscope sensor not present gyroscope sensor not present
NFC NFC not supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery
Fast battery charging 15W
Non-removable Li-Po Battery
Fast battery charging 18W
Non-removable Li-ion Battery
Fast Battery Charging 15W wired
Capacity 4000 mAh 5020 mAh 5200 mAh
Stand by - - -
Talk Time - - -