Product
Xiaomi Redmi 12
Xiaomi Redmi 12
Samsung Galaxy A03s
Samsung Galaxy A03s
Battery
Charging 18W wired, PD 15W wired
Type Li-Po 5000 mAh Li-Po 5000 mAh
Body
Build Glass front, plastic frame, glass back Glass front, plastic frame, plastic back
Dimensions 168.6 x 76.3 x 8.2 mm (6.64 x 3.00 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-SIM + Nano-SIM
Weight 198.5 g (7.02 oz) 196 g (6.91 oz)
IP53 dust protected and water resistant (vertical water sprays) -
Comms
Bluetooth 5.3, A2DP, LE 5.0, A2DP
Infrared port Yes -
NFC Yes (market/region dependent) Yes (market/region dependent)
Positioning GPS, GLONASS, BDS, GALILEO GPS, GLONASS, GALILEO, BDS
Radio FM radio No
USB USB Type-C USB Type-C 2.0
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 2460 pixels (~396 ppi density) 720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Size 6.79 inches, 109.5 cm2 (~85.1% screen-to-body ratio) 6.5 inches, 102.0 cm2 (~81.8% screen-to-body ratio)
Type IPS LCD, 90Hz, 550 nits (peak) PLS LCD
Features
Sensors Fingerprint (side-mounted), accelerometer, compass Fingerprint (side-mounted), accelerometer, proximity
Launch
Announced 2023, June 15 2021, August 18
Status Available. Released 2023, June 15 Available. Released 2021, August 18
Main Camera
Features LED flash, HDR LED flash
Triple 50 MP, f/1.8, (wide), PDAF 8 MP, f/2.2, 120? (ultrawide) 2 MP, f/2.4, (macro) 13 MP, f/2.2, (wide), AF 2 MP, f/2.4, (macro) 2 MP, f/2.4, (depth)
Video 1080p@30fps 1080p@30fps
Memory
Card slot microSDXC (uses shared SIM slot) microSDXC (dedicated slot)
Internal 128GB 2GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 4GB RAM, 256GB 8GB RAM 32GB 2GB RAM, 32GB 3GB RAM, 32GB 4GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
eMMC 5.1 eMMC 5.1
Misc
Colors Midnight Black, Sky Blue, Polar Silver, Moonstone Silver Black, Blue, White
Models 23053RN02A, 23053RN02Y, 23053RN02I, 23053RN02L, 23077RABDC SM-A037F, SM-A037F/DS, SM-A037M, SM-A037G, SM-A037U, SM-S134DL, SM-A037W, SM-A037U1, SM-S135DL
SAR -
SAR EU
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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE GSM / HSPA / LTE
- 2, 4, 5, 7, 12, 13, 14, 25, 26, 41, 66, 71 - SM-A037U
Our Tests
Battery (old) Endurance rating 117h -
Camera Photo / Video -
Display 1507:1 contrast ratio, 541 nits max brightness (measured) -
Loudspeaker -29.9 LUFS (Average) -
Performance AnTuTu: 258006 (v9) GeekBench: 1303 (v5.1), 1380 (v6) GFXBench: 9fps (ES 3.1 onscreen) -
Platform
Chipset Mediatek MT6769H Helio G88 (12 nm) Mediatek MT6765 Helio P35 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU Mali-G52 MC2 PowerVR GE8320
OS Android 13, upgradable to Android 14, HyperOS Android 11, upgradable to Android 13, One UI 5.1 Core
Selfie camera
Single 8 MP, f/2.1, (wide) 5 MP, f/2.2
Video 1080p@30fps 1080p@30fps
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
Tests
Battery (old) - Endurance rating 122h
Camera - Photo / Video
Display - 1718:1 contrast ratio, 488 nits max brightness (measured)
Loudspeaker - -27.4 LUFS (Good)
Performance - AnTuTu: 103465 (v8), 101299 (v9) GeekBench: 889 (v5.1) GFXBench: 5.5fps (ES 3.1 onscreen)