Oppo F31 Pro vs Xiaomi Poco X3 Pro

Phones Images
PHONES
Phone Names Oppo F31 Pro Xiaomi Poco X3 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 481, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41 - International
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA-
SpeedHSPA, LTE, 5GHSPA, LTE
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE
 -1, 2, 3, 5, 8, 38, 40, 41 - India
Launch
Announced2025, September 162021, March 22
StatusAvailable. Released 2025, September 16Available. Released 2021, March 24
Body
Build-Glass front (Gorilla Glass 6), plastic back
Dimensions158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)165.3 x 76.8 x 9.4 mm (6.51 x 3.02 x 0.37 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight190 g (6.70 oz)215 g (7.58 oz)
 -IP53, dust and splash resistant
Display
ProtectionDT-Star D+Corning Gorilla Glass 6
Resolution1080 x 2372 pixels (~397 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio)
TypeAMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)IPS LCD, 120Hz, 2404Hz PWM, HDR10, 450 nits (typ)
Platform
CPUOcta-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)Octa-core (1x2.96 GHz Kryo 485 Gold & 3x2.42 GHz Kryo 485 Gold & 4x1.78 GHz Kryo 485 Silver)
ChipsetMediatek Dimensity 7300 (4 nm)Qualcomm Snapdragon 860 (7 nm)
GPUMali-G615 MC2Adreno 640
OSAndroid 15, ColorOS 15Android 11, upgradable to Android 12, MIUI 13 for POCO
Memory
Card slotNomicroSDXC (uses shared SIM slot)
Internal128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM, 256GB 8GB RAM
 -UFS 3.1
Main Camera
Dual50 MP, f/1.8, (wide), PDAF, OIS Auxiliary lens-
FeaturesColor spectrum sensor, LED flash, HDR, panoramaDual-LED flash, HDR, panorama
Quad-48 MP, f/1.8, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide), 1.0µm 2 MP (macro) Auxiliary lens
Single-20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Video4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS4K@30fps, 1080p@30/60/120/240fps, 1080p@960fps, gyro-EIS
Selfie camera
FeaturesPanoramaHDR, panorama
Single32 MP, f/2.4, (wide)20 MP, f/2.2, (wide), 1/3.4", 0.8µm
Video4K@30fps, 1080p@30/60fps, gyro-EIS1080p@30fps
Sound
3.5mm jack -Yes
35mm jackNoYes
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 -24-bit/192kHz audio
Comms
Bluetooth5.4, A2DP, LE, aptX HD5.0, A2DP, LE
Infrared portYesYes
NFCNoYes (market/region dependent)
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS, GLONASS, GALILEO, BDS
RadioNoFM radio, recording
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-bandWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging80W wired, 33W PPS, 13.5W PD, 13.5W QC, UFCS, 37% in 20 min 10W reverse wired33W wired, 59% in 30 min, 100% in 59 min
TypeSi/C Li-Ion 7000 mAhLi-Po 5160 mAh
Misc
ColorsSpace Grey, Desert GoldPhantom Black, Frost Blue, Metal Bronze
ModelsCPH2763M2102J20SG, M2102J20SI
PriceAbout 260 EUR$ 128.04 / £ 249.99
SAR1.13 W/kg (head)     0.84 W/kg (body)0.99 W/kg (head)     0.67 W/kg (body)
SAR EU-0.57 W/kg (head)     0.90 W/kg (body)
Tests
Battery life- Endurance rating 112h
Camera- Photo / Video
Display- Contrast ratio: 1401:1 (nominal)
Loudspeaker- -26.1 LUFS (Good)
Performance- AnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)
OUR TESTS
Battery (old)-Endurance rating 112h
Camera-Photo / Video
Display-Contrast ratio: 1401:1 (nominal)
Loudspeaker--26.1 LUFS (Good)
Performance-AnTuTu: 453223 (v8) GeekBench: 2574 (v5.1) GFXBench: 38fps (ES 3.1 onscreen)