Product
Oppo F31 Pro+
Oppo F31 Pro+
Oppo Mirror 3
Oppo Mirror 3
Battery
Charging 80W wired, 13.5W PD, 44W UFCS, 33W PPS, 42% in 20 min 10W reverse wired 20W wired, 100% in 90 min
Type Si/C Li-Ion 7000 mAh Li-Po 2000 mAh, removable
Body
Dimensions 163.1 x 77.6 x 7.7 mm or 7.9 mm 137.7 x 68.8 x 8.9 mm (5.42 x 2.71 x 0.35 in)
SIM Nano-SIM + Nano-SIM Nano-SIM + Micro-SIM
Weight 195 or 204 g (6.88 oz) 130 g (4.59 oz)
  IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) MIL-STD-810H compliant* * does not guarantee ruggedness or use in extreme conditions -
Comms
Bluetooth 5.2, A2DP, LE, aptX HD 4.0, A2DP
Infrared port Yes -
NFC No No
Positioning GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS GPS
Radio No FM radio
USB USB Type-C 2.0, OTG microUSB 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Wi-Fi 802.11 b/g/n, hotspot
Display
Protection AGC DT-Star D+ Corning Gorilla Glass 3
Resolution 1280 x 2800 pixels, 19.5:9 ratio (~453 ppi density) 720 x 1280 pixels, 16:9 ratio (~312 ppi density)
Size 6.8 inches, 112.8 cm2 (~89.1% screen-to-body ratio) 4.7 inches, 60.9 cm2 (~64.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 1600 nits (HBM) IPS LCD
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Accelerometer, proximity, compass
Launch
Announced 2025, September 16 2015, January. Released 2015, January
Status Available. Released 2025, September 16 Discontinued
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF, OIS 2 MP, f/2.4, (depth) -
Features Color spectrum sensor, LED flash, HDR, panorama LED flash, HDR, panorama
Single - 8 MP, 1/3.2", 1.4µm, AF
Video 4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS 1080p@30fps
Memory
Card slot No microSDXC (dedicated slot)
Internal 256GB 8GB RAM, 256GB 12GB RAM 8GB 1GB RAM
  UFS 3.1 eMMC 4.5
Misc
Colors Festival Pink, Himalayan White, Gemstone Blue White, Blue
Models CPH2757 -
SAR 1.16 W/kg (head)     0.99 W/kg (body)     -
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - Global model
4G bands 1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48 1, 3, 4, 7 - Global model
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA -
Speed HSPA, LTE, 5G HSPA, LTE Cat4 150/50 Mbps
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE
Platform
Chipset Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm) Qualcomm MSM8916 Snapdragon 410 (28 nm)
CPU Octa-core (1x2.63 GHz Cortex-A715 & 3x2.4 GHz Cortex-A715 & 4x1.8 GHz Cortex-A510) Quad-core 1.2 GHz Cortex-A53
GPU Adreno 720 Adreno 306
OS Android 15, ColorOS 15 Android 4.4 (KitKat)
Selfie camera
Features Panorama -
Single 32 MP, f/2.4, (wide) 5 MP
Video 1080p@30fps, gyro-EIS
Sound
3.5mm jack No Yes
Loudspeaker Yes, with stereo speakers Yes