Product
Oppo K11x
Oppo K11x
Vivo Y400 Pro
Vivo Y400 Pro
Battery
Charging 67W wired, 80% in 33 min 90W wired, 50% in 19 min 6W reverse wired
Type Li-Po 5000 mAh Li-Ion 5500 mAh
Body
Build Glass front, plastic frame, plastic back Glass front, plastic back, plastic frame
Dimensions 165.5 x 76 x 8.3 mm (6.52 x 2.99 x 0.33 in) 163.8 x 75.0 x 7.5 or 7.7 mm
SIM Nano-SIM + Nano-SIM Nano-SIM + Nano-SIM
Weight 195 g (6.88 oz) 182 g (6.42 oz)
  - IP65 dust tight and water resistant (low pressure water jets)
Comms
Bluetooth 5.1, A2DP, LE, aptX HD 5.4, A2DP, LE
Infrared port - Yes
NFC No No
Positioning GPS, GALILEO, GLONASS, BDS, QZSS 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, dual-band Wi-Fi 802.11 a/b/g/n/ac, dual-band
Display
Protection Corning Gorilla Glass -
Resolution 1080 x 2400 pixels, 20:9 ratio (~392 ppi density) 1080 x 2392 pixels (~388 ppi density)
Size 6.72 inches, 109.0 cm2 (~86.7% screen-to-body ratio) 6.77 inches, 110.9 cm2 (~90.3% screen-to-body ratio)
Type IPS LCD, 120Hz, 550 nits (typ), 680 nits (peak) AMOLED, 120Hz, HDR, 1300 nits (HBM), 4500 nits (peak)
Features
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
  - Circle to Search
Launch
Announced 2023, May 25 2025, June 20
Status Available. Released 2023, May 25 Available. Released 2025, June 27
Main Camera
Dual 108 MP, f/1.8, 24mm (wide), 1/1.67", 0.64µm, PDAF 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 LED flash, HDR, panorama Ring-LED flash, panorama, HDR
Video 1080p@30fps 4K@30fps, 1080p@30fps, gyro-EIS
Memory
Card slot microSDXC (uses shared SIM slot) No
Internal 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM 128GB 8GB RAM, 256GB 8GB RAM
  UFS 2.2 UFS 3.1
Misc
Colors Jade Black, Pearl Blue Fest Gold, Freestyle White, Nebula Purple
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 / 900 / 1700(AWS) / 2100 HSDPA 850 / 900 / 2100
4G bands 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 1, 3, 5, 8, 28, 38, 40, 41
5G bands 1, 5, 8, 28, 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
Our Tests
Performance AnTuTu: 412006 (v9) GeekBench: 2052 (v5) GFXBench: 17fps (ES 3.1 onscreen) -
Platform
Chipset Qualcomm SM6375 Snapdragon 695 5G (6 nm) Mediatek Dimensity 7300 (4 nm)
CPU Octa-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver) Octa-core (4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55)
GPU Adreno 619 Mali-G615 MC2
OS Android 13, ColorOS 13.1 Android 15, Funtouch 15
Selfie camera
Features HDR, panorama -
Single 16 MP, f/2.4, (wide), 1.0µm 32 MP, f/2.5, (wide)
Video 1080p@30fps 4K@30fps, 1080p@30fps
Sound
3.5mm jack Yes No
Loudspeaker Yes, with stereo speakers Yes, with stereo speakers
  - 24-bit/192kHz Hi-Res & Hi-Res wireless audio