Product
Samsung Galaxy M31
Samsung Galaxy M31
₹17,499
Oppo A5x
Oppo A5x
₹16,999
Battery
Charging 15W wired 45W wired, 33W PPS, 13.5W PD, 50% in 37 min
Type Li-Po 6000 mAh 6000 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) 165.7 x 76.2 x 8 mm (6.52 x 3.00 x 0.31 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 191 g (6.74 oz) 193 g (6.81 oz)
  - IP65 dust tight and water resistant (low pressure water jets) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions
Comms
Bluetooth 5.0, A2DP, LE 5.1, A2DP, LE
NFC Yes (market/region dependent) No
Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, BDS, QZSS
Radio FM radio, RDS, recording Unspecified
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, dual-band
Display
Protection Corning Gorilla Glass 3 Unspecified
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 720 x 1604 pixels, 20:9 ratio (~264 ppi density)
Size 6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio) 6.67 inches, 107.2 cm2 (~84.9% screen-to-body ratio)
Type Super AMOLED, 420 nits (peak) IPS LCD, 120Hz, 1000 nits (HBM)
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, compass Fingerprint (side-mounted), accelerometer, proximity, compass
  Virtual proximity sensing -
Launch
Announced 2020, February 25 2025, May 23
Status Available. Released 2020, March 05 Available. Released 2025, May 25
Main Camera
Features LED flash, panorama, HDR LED flash, HDR, panorama
Single - 32 MP, f/1.9, (wide), AF
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 Yes
Memory
Card slot microSDXC (dedicated slot) microSDXC
Internal 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM 128GB 4GB RAM
  UFS 2.1 UFS 2.2
Misc
Colors Ocean Blue, Space Black, Red Tranquil Lake Green, Laser White
Models SM-M315F, SM-M315F/DS, SM-M315F/DSN -
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 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 LTE
5G bands - SA/NSA
Speed HSPA, LTE HSPA, LTE, 5G
Technology GSM / HSPA / LTE GSM / HSPA / LTE / 5G
Platform
Chipset Exynos 9611 (10 nm) Mediatek Dimensity 6300 (6 nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G57 MC2
OS Android 10, upgradable to Android 12, One UI 4.1 Android 15, ColorOS 15
Selfie camera
Features HDR -
Single 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm 5 MP, f/2.2, (wide)
Video 4K@30fps, 1080p@30fps Yes
Sound
3.5mm jack Yes Yes
Loudspeaker Yes Yes
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