Product
Oppo F31 Pro+
Oppo F31 Pro+
₹37,999
Vivo Y400 Pro
Vivo Y400 Pro
₹31,999
Battery
Charging 80W wired, 13.5W PD, 44W UFCS, 33W PPS, 42% in 20 min 10W reverse wired 90W wired, 50% in 19 min 6W reverse wired
Type Si/C Li-Ion 7000 mAh Li-Ion 5500 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 163.1 x 77.6 x 7.7 mm or 7.9 mm 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 195 or 204 g (6.88 oz) 182 g (6.42 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 IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.2, A2DP, LE, aptX HD 5.4, A2DP, LE
Infrared port Yes Yes
NFC No No
Positioning GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5), GLONASS GPS, GLONASS, GALILEO, BDS, QZSS
Radio No No
USB USB Type-C 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Protection AGC DT-Star D+ -
Resolution 1280 x 2800 pixels, 19.5:9 ratio (~453 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.8 inches, 112.8 cm2 (~89.1% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type AMOLED, 1B colors, 120Hz, 1600 nits (HBM) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (under display, optical), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2025, September 16 2025, June 20
Status Available. Released 2025, September 16 Available. Released 2025, June 27
Main Camera
Dual 50 MP, f/1.8, (wide), PDAF, OIS 2 MP, f/2.4, (depth) 50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF 2 MP, f/2.4, (depth)
Features Color spectrum sensor, LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Video 4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 256GB 8GB RAM, 256GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 3.1 UFS 3.1
Misc
Colors Festival Pink, Himalayan White, Gemstone Blue Fest Gold, Freestyle White, Nebula Purple
Models CPH2757 -
SAR 1.16 W/kg (head)     0.99 W/kg (body)     0.90 W/kg (head)    
SAR EU - 0.85 W/kg (head)    
Network
2G bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 900 / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 48 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA, LTE, 5G HSPA, LTE, 5G
Technology GSM / HSPA / LTE / 5G GSM / HSPA / LTE / 5G
Platform
Chipset Qualcomm SM7550-AB Snapdragon 7 Gen 3 (4 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (1x2.63 GHz Cortex-A715 & 3x2.4 GHz Cortex-A715 & 4x1.8 GHz Cortex-A510) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 720 Mali-G615 MC2
OS Android 15, ColorOS 15 Android 15, Funtouch 15
Selfie camera
Features Panorama -
Single 32 MP, f/2.4, (wide) 32 MP, f/2.5, (wide)
Video 1080p@30fps, gyro-EIS 4K@30fps, 1080p@30fps
Sound
3.5mm jack No No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio
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