Oppo Find X9 Ultra vs Oukitel C66

Oppo
Find X9 Ultra

Oukitel
C66
At a glance
- Brand
- Oppo
- Oukitel
- Release date
- April 2026, 1 months ago
- January 2026, 4 months ago
- AnTuTu
- 4.107.882 Antutu v11 Overall performance better than 99% of devices
- 308.681 Antutu v10 Overall performance better than 61% of devices
Display
- Size
- 6.87"
- 6.73"
- Resolution
- 1440 x 3120 px WQHD+
- 720 x 1560 px HD+
- Type
- AMOLED
- LCD IPS
- Density
- 500 ppi Very high density
- 255 ppi Medium Density
- Aspect ratio
- 20:9
- 21:9
- Features
- Hole-punch Notch, 2160 Hz PWM, 1-144 Hz refresh rate, Refresh rate 144 Hz, Variable refresh rate VRR, Max brightness HBM - 800 cd/m², Peak brightness - 1800 cd/m², 8000000:1 contrast ratio, HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Armor glass, 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 Gen 5
- Unisoc Tiger T615 (T7250)
- CPU
- 2x4.61 GHz ARM + 6x3.63 GHz ARM
- 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
- 4.61 GHz
- 1.8 GHz
- GPU
- Adreno 840 1.2 GHz
- Mali-G57 MP1
- RAM
- 12 GB
- 4 GB
- RAM type
- RAM LPDDR5X
- —
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 200 Mpx
- 64 Mpx
- Aperture
- ƒ/ 1.5
- ƒ/ 1.8
- Sensor
- Sony LYT-901
- —
- Pixel size
- 0.70 µm
- —
- Sensor size
- 1/1.12"
- —
- Flash
- LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 960 fps
- No, 30 fps
- Features
- Flicker sensor, Night Mode 2.0, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Optical zoom, Quadruple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Gimbal, 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
- 50 Mpx
- 8 Mpx
- Aperture
- Unknow
- Unknow
Battery
- Capacity
- 7050 mAh
- 5000 mAh
- Type
- Si-Carbon Li-Ion
- Li-Polymer
- Fast charge
- Yes , 100.0W
- Yes , 18.0W
- Wireless charging
- 50W wireless fast charging
- —
- Charge cycles
- 1200 cycles
- —
- Runtime
- ~ 72h
- —
- Features
- Bypass Charging, Wireless charging, Reverse charging, Non-removable
- Non-removable
Storage
- Capacity
- 512 GB
- 128 GB
- Type
- UFS Storage 4.1
- eMMC 5.1 Storage
- SD slot
- No
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 77.0 mm 163.2 mm 8.7 mm Print 3D Model
- 78.0 mm 165.0 mm 8.7 mm Print 3D Model
- Weight
- 235 g
- 198 g
- Materials
- Glass , Faux leather , Aluminium
- Plastic
- Colors
- Black Orange
- Black Gold Gray Purple Orange
- Water/dust resistance
- IP68, IP69
- —
- Drop resistance
- Class A B C D E 180 drops without defects
- —
- Repairability
- Class A B C D E
- —
- Usable surface
- 92 %
- 87 %
Software
- Operating system
- Android 16 ColorOS 16 (Android 16)
- Android 16 Android 16
- Google services
- With Google Mobile Services
- With Google Mobile Services
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM / eSIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 6.0 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), n2 (1900 PCS), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n25 (1900), n26 (850), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500), n79 (4700)
- —
- 4G LTE
- 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), B25 (1900+), B26 (850), B28b (700), B28a (700), B32 (1500), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100), B71 (600)
- 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), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
- B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B8 (900)
- 2G
- 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
- Cooling system
- Yes
- No
- Audio
- Dolby Atmos, Hi-Res Audio, Stereo Speakers
- DTS / DTS X, Stereo Speakers

















