Phone Comparison - Samsung Galaxy A21s vs Samsung Galaxy A04 vs Xiaomi Redmi 12C

general General Info

Manufacturer Samsung Samsung Xiaomi
Announced Expected Announcement - May 2020 August 2022 December 2022
Status Rumored Available - December 2022 Available - January 2023
Price - - Rs. 8,999 ($0.00) [Similarly Priced]
Colors Black, White, Blue Black, Green, White, Copper Black, Blue, Mint, Violet
Form Factor Candybar Candybar Candybar
Dimension 8.9 mm thickness
(0.35 in thickness)
164.4 x 76.3 x 9.1 mm
(6.47 x 3 x 0.36 in)
168.8 x 76.4 x 8.8 mm
(6.65 x 3.01 x 0.35 in)
Weight 191 g (6.74 oz) 192 g (6.77 oz) 192 g (6.77 oz)
SIM Type Single SIM (Nano-SIM), Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM), 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 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA2000 1xEV-DO
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE LTE 1, 3, 5, 8, 34, 38, 39, 40, 41
Messaging
Build Features - Fingerprint Sensor
- - Fingerprint Sensor (rear-mounted)

hardware Hardware and OS

OS Android 10.0 Android 12 Android 12
User Interface One UI 2.0 One UI Core 4.1 MIUI 13
Processor Octa-core 2.0 GHz, Exynos 850 Octa-core, MediaTek Helio P35 Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55), MediaTek MT6769Z Helio G85 (12nm)
GPU - IMG PowerVR GE8320 Mali-G52 MC2
RAM 3 GB 32GB 4GB 6 GB
Internal Memory 64 GB N/A 128 GB
External Memory microSDXC microSDXC (dedicated slot) microSDXC (dedicated slot)

display Display

Type PLS TFT Capacitive Touchscreen HD+ PLS LCD Screen FHD+ IPS LCD Screen
500 nits (typ)
Colors 16M colors 16M Colors 16M Colors
Size 6.55 inches 6.5 inches 6.71 inches
Resolution 720 x 1600 pixels (268 ppi) 720 x 1600 pixels (270 ppi) 720 x 1650 pixels (268 ppi)
Screen-to-Body Ratio - 81.28% 82.75%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 48 MP + 8 MP + 2 MP 50 MP + 2 MP 50 MP + 2 MP
Flash LED Flash LED Flash LED Flash
Features 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
50 MP, f/1.8, (wide), AF
2 MP, f/2.4, (depth)
50 MP, (wide), PDAF
2 MP (depth)
HDR
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 13 MP, f/2.3, 29mm (normal), 1/3.1", 1.12µm
HDR, Panorama
1080p@30fps [Similar]
5 MP, f/2.2 [Similar] 5 MP, f/2.2, (wide)
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 HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA, LTE
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE 5.1, 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, Wi-Fi Direct
USB Yes microUSB 2.0 microUSB 2.0
GPS Yes, with A-GPS Yes, with A-GPS GPS, GLONASS, GALILEO, BDS
Browser Yes Yes Yes

memory User Memory

Internal 64 GB, 3 GB RAM or 32 GB, 3 GB RAM 32GB 4GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 8GB RAM 128 GB, 6 GB RAM or 128 GB, 4 GB RAM or 64 GB, 4 GB RAM eMMC 5.1
Expandable Storage microSDXC microSDXC (dedicated slot) microSDXC (dedicated slot)
USB OTG Supported Not Supported Not Supported

Apps Sensors

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

battery Battery

Type Non-removable Li-Po Battery
Battery Charging 10W
Non-removable Li-Po Battery
Non-removable Li-Po Battery
Battery Charging 10W
Capacity 5000 mAh 5000 mAh 5000 mAh
Stand by - - -
Talk Time - - -