Product
Xiaomi Redmi Note 12S
Xiaomi Redmi Note 12S
Samsung Galaxy A03 Core
Samsung Galaxy A03 Core
Battery
Charging 33W wired -
Type Li-Po 5000 mAh Li-Ion 5000 mAh
Body
Build - Plastic back, plastic frame
Dimensions 159.9 x 73.9 x 8.1 mm (6.30 x 2.91 x 0.32 in) 164.2 x 75.9 x 9.1 mm (6.46 x 2.99 x 0.36 in)
SIM Nano-SIM + Nano-SIM Nano-SIMNano-SIM + Nano-SIM
Weight 176 g (6.21 oz) 211 g (7.44 oz)
Comms
Bluetooth 5.2, A2DP, LE 4.2, A2DP
Infrared port Yes -
NFC Yes (market/region dependent) No
Positioning GPS (L1), GLONASS (G1), GALILEO (E1), BDS (B1) GPS, GLONASS
Radio Stereo FM radio, recording Unspecified
USB USB Type-C 2.0 microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Display
Resolution 1080 x 2400 pixels, 20:9 ratio (~409 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.43 inches, 99.8 cm2 (~84.5% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio)
Type AMOLED, 90Hz, 700 nits (HBM), 1000 nits (peak) PLS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Accelerometer, proximity
Launch
Announced 2023, March 06 2021, November 15
Status Available. Released 2023, April 26 Available. Released 2021, December 06
Main Camera
Features LED flash, HDR, panorama LED flash
Single - 8 MP, f/2.0, AF
Triple 108 MP, f/1.9, (wide), 1/1.52", 0.7µm, PDAF 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm 2 MP, f/2.4, (macro) -
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 6GB RAM, 128GB 6GB RAM, 256GB 8GB RAM 32GB 2GB RAM
  - eMMC 5.1
Misc
Colors Onyx Black, Ice Blue, Pearl Green Black, Blue
Models 2303CRA44A, 23030RAC7Y, 2303ERA42L SM-A032F, SM-A032F/DS, SM-A032M
SAR - 0.30 W/kg (head)    
SAR EU - 0.24 W/kg (head)     1.39 W/kg (body)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE HSPA 21.1/5.76 Mbps, LTE
Technology GSM / HSPA / LTE GSM / HSPA / LTE
Platform
Chipset Mediatek MT6781 Helio G96 (12 nm) Unisoc SC9863A (28 nm)
CPU Octa-core (2x2.05 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU Mali-G57 MC2 IMG8322
OS Android 13, MIUI 14 Android 11 (Go edition)
Selfie camera
Single 16 MP, f/2.4, (wide) 5 MP, f/2.2
Video 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes, with stereo speakers Yes