Product
Oppo R15x
Oppo R15x
₹36,223
Vivo Y400 Pro
Vivo Y400 Pro
₹31,999
Battery
Charging 10W wired 90W wired, 50% in 19 min 6W reverse wired
Type Li-Ion 3600 mAh, non-removable Li-Ion 5500 mAh
Body
Build - Glass front, plastic back, plastic frame
Dimensions 158.3 x 75.5 x 7.4 mm (6.23 x 2.97 x 0.29 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 156 g (5.50 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.0, A2DP, LE 5.4, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS GPS, GLONASS, GALILEO, BDS, QZSS
Radio No No
USB microUSB 2.0, OTG USB Type-C 2.0, OTG
WLAN Wi-Fi 802.11 а/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 5 -
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~402 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.4 inches, 101.0 cm2 (~84.5% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type Super AMOLED 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 2018, October. Released 2018, November 2025, June 20
Status Discontinued Available. Released 2025, June 27
Main Camera
Dual 16 MP, f/1.7, 1/2.8", 1.12µm, PDAF 2 MP, (depth) 50 MP, f/1.8, (wide), 1/1.95", 0.8µm, PDAF 2 MP, f/2.4, (depth)
Features LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Video 4K@30fps, 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot No No
Internal 128GB 6GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  eMMC 5.1 UFS 3.1
Misc
Colors Nebula, Silver Green Fest Gold, Freestyle White, Nebula Purple
Models PBCM10 -
SAR - 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 850 / 1700(AWS) / 2100 / 900 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 8, 34, 38, 39, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands - 1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA
Speed HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps HSPA, LTE, 5G
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE / 5G
  CDMA 800 & TD-SCDMA -
Platform
Chipset Qualcomm SDM660 Snapdragon 660 (14 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 512 Mali-G615 MC2
OS Android 8.1 (Oreo), planned upgrade to Android 9.0 (Pie), ColorOS 6.0 Android 15, Funtouch 15
Selfie camera
Features HDR -
Single 25 MP, f/2.0, 1/2.8", 0.9µm 32 MP, f/2.5, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio
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