Product
Samsung Galaxy M31
Samsung Galaxy M31
₹17,499
Infinix Note 50x
Infinix Note 50x
₹14,999
Battery
Charging 15W wired 45W wired 10W reverse wired Bypass Charging
Type Li-Po 6000 mAh 5500 mAh
Body
Build Glass front (Gorilla Glass 3), plastic back, plastic frame -
Dimensions 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) 165.4 x 76.4 x 8.0 mm or 8.2 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 191 g (6.74 oz) 195.4 g or 198.9 g (6.88 oz)
  - IP64 dust tight and water resistant (water splashes) RGB notification light (on the back) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Comms
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE
Infrared port - Yes
NFC Yes (market/region dependent) No
Positioning GPS, GLONASS, GALILEO, BDS GPS
Radio FM radio, RDS, recording FM radio
USB USB Type-C 2.0 USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct Wi-Fi 802.11 a/b/g/n/ac/6, dual-band
Display
Protection Corning Gorilla Glass 3 -
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 720 x 1600 pixels, 20:9 ratio (~263 ppi density)
Size 6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio) 6.67 inches, 107.4 cm2 (~85.0% screen-to-body ratio)
Type Super AMOLED, 420 nits (peak) IPS LCD, 120Hz, 560 nits (typ)
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, compass Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
  Virtual proximity sensing -
Launch
Announced 2020, February 25 2025, March 27
Status Available. Released 2020, March 05 Available. Released 2025, April
Main Camera
Features LED flash, panorama, HDR Dual-LED flash, HDR, panorama
Single - 50 MP, f/1.6, (wide), PDAF
Triple 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth) -
Video 4K@30fps, 1080p@30fps, gyro-EIS 4K@30fps, 1080p@30/120/240fps
Memory
Card slot microSDXC (dedicated slot) microSDXC (uses shared SIM slot)
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128GB 6GB RAM, 128GB 8GB RAM
  UFS 2.1 UFS 2.2
Misc
Colors Ocean Blue, Space Black, Red Titanium Gray, Enchanted Purple, Sea Breeze Green, Sunset Spice Pink
Models SM-M315F, SM-M315F/DS, SM-M315F/DSN X6857B
SAR 0.52 W/kg (head)     0.69 W/kg (body)     -
SAR EU 0.48 W/kg (head)     1.13 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40, 41, 42, 66
5G bands - 1, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 71, 77, 78 SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Exynos 9611 (10 nm) Mediatek Dimensity 7300 Ultimate (4 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G615 MC2
OS Android 10, upgradable to Android 12, One UI 4.1 Android 15, up to 2 major Android upgrades, XOS 15
Selfie camera
Features HDR -
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 8 MP, f/2.0, (wide)
Video 4K@30fps, 1080p@30fps 1440p@30fps, 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res audio
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