Oppo Find X8 Ultra vs Oukitel C66
Oppo
Find X8 Ultra
Oukitel
C66
At a glance
- Brand
- Oppo
- Oukitel
- Release date
- April 2025, 1 years 2 months ago
- January 2026, 5 months ago
- AnTuTu
- 3.170.477 Antutu v11 Overall performance better than 98% of devices
- 308.681 Antutu v10 Overall performance better than 61% of devices
Display
- Size
- 6.82"
- 6.73"
- Resolution
- 1440 x 3168 px WQHD+
- 720 x 1560 px HD+
- Type
- AMOLED BOE
- LCD IPS
- Density
- 510 ppi Very high density
- 255 ppi Medium Density
- Aspect ratio
- 20:9
- 21:9
- Features
- Hole-punch Notch, 1-120 Hz refresh rate, Refresh rate 120 Hz, Variable refresh rate VRR, Brightnes 800 cd/m² (typ), Max brightness HBM - 1600 cd/m², Peak brightness - 4500 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, 10 Bits panel, Dolby Vision, Scratch resistant, Corning Gorilla Glass Victus 2, Capacitive, Multi-touch, Frameless, LTPO (Low Temperature PolySilicon oxide)
- Hole-punch Notch, Refresh rate 120 Hz, Brightnes 500 cd/m² (typ), Brightnes 450 cd/m² (typ), 1500:1 contrast ratio, 2.5D curved glass screen, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless, In-cell
Performance
- Chipset
- Qualcomm Snapdragon 8 Elite
- Unisoc Tiger T615 (T7250)
- CPU
- 2x4.32 GHz Oryon V2 Phoenix L+ 6x3.53 GHz Oryon V2 Phoenix M
- 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz
- CPU type
- Octa-Core
- Octa-Core
- Process
- 3 nm
- 12 nm
- Frequency
- 4.32 GHz
- 1.8 GHz
- GPU
- Adreno 830
- Mali-G57 MP1
- RAM
- 12 GB
- 4 GB
- RAM type
- RAM LPDDR5X
- —
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 50 Mpx
- 64 Mpx
- Aperture
- ƒ/ 1.8
- ƒ/ 1.8
- Sensor
- Sony LYT-900
- —
- Pixel size
- 1.60 µm
- —
- Sensor size
- 1"
- —
- Flash
- LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 960 fps
- No, 30 fps
- Features
- Flicker sensor, Noise reduction, 4K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
- Digital zoom, Triple camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Front camera
- Resolution
- 32 Mpx
- 8 Mpx
- Aperture
- ƒ/ 2.4
- Unknow
- Sensor
- Sony IMX809
- —
- Pixel size
- 0.80 µm
- —
Battery
- Capacity
- 6100 mAh
- 5000 mAh
- Type
- Si-Carbon Li-Ion
- Li-Polymer
- Fast charge
- Yes , 100.0W
- Yes , 18.0W
- Wireless charging
- 50W wireless fast charging, 10W Wireless Reverse Charge
- —
- Features
- Wireless charging, Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 256 GB
- 128 GB
- Type
- UFS Storage 4.0
- eMMC 5.1 Storage
- SD slot
- No
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 76.8 mm 163.1 mm 8.8 mm Print 3D Model
- 78.0 mm 165.0 mm 8.7 mm Print 3D Model
- Weight
- 226 g
- 198 g
- Materials
- Aluminium alloy , Glass
- Plastic
- Colors
- Black White Pink
- Black Gold Gray Purple Orange
- Water/dust resistance
- IP68
- —
- Usable surface
- 90 %
- 87 %
Software
- Operating system
- Android 15 ColorOS 15 (Android 15)
- Android 16 Android 16
- Updates
- OS updates: 4 years, Security updates: 5 years
- —
- Google services
- Without Google Mobile services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.4 LELow energy consumption
- Bluetooth 5.2
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
- A2DP (Advanced Audio Distribution Profile)
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 6E , WiFi 7 (802.11be)
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11ac
- Wi-Fi features
- Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
- Wi-Fi Hotspot
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), QZSS (L1 + L5)
- GPS, A-GPS, GLONASS, Beidou, Galileo
Networks
- 5G
- n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n20 (800), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500), n79 (4700), n80 (1800), n84 (2100)
- —
- 4G LTE
- B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B20 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100)
- B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B18 (800), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
- 3G
- B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B8 (900)
- 2G
- CDMA BC0 (800), B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, in screen
- Yes, on the side
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Compass
- Yes
- —
- Cooling system
- Yes
- No
- Audio
- Dolby Atmos, Stereo Speakers
- DTS / DTS X, Stereo Speakers
