Oukitel C66 vs Vivo iQOO Z9x

At a glance

Brand: Oukitel; vivo
Release date: January 2026, 5 months ago; April 2024, 2 years 2 months ago
AnTuTu: 308.681 Antutu v10 Overall performance better than 61% of devices; 515.000 Antutu v10 Overall performance better than 73% of devices

Size: 6.73"; 6.72"
Resolution: 720 x 1560 px HD+; 1200 x 2809 px QHD
Type: LCD IPS; LCD IPS
Density: 255 ppi Medium Density; 455 ppi Very high density
Aspect ratio: 21:9; 20:9
Features: 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; Hole-punch Notch, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 300 Hz, Peak brightness - 1000 cd/m², Peak brightness - 4500 cd/m², 1400:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, 105% NTSC, Scratch resistant, 3D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Unisoc Tiger T615 (T7250); Qualcomm Snapdragon 6 Gen1
CPU: 2 x ARM Cortex A75 1.8Ghz + 6 x ARM Cortex A55 1.6Ghz; 4x2.2GHz Cortex A78 + 4x1.80GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 12 nm; 4 nm
Frequency: 1.8 GHz; 2.2 GHz
GPU: Mali-G57 MP1; Adreno 710
RAM: 4 GB; 8 GB
64-bit: Yes; Yes
RAM type: —; LPDDR4X RAM

Resolution: 64 Mpx; 50 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: LED; Dual LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 240 fps
Features: Digital zoom, Triple camera, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 4K Video, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, 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
Sensor: —; Samsung S5KJN1
Pixel size: —; 0.64 µm
Sensor size: —; 1/2.76"

Capacity: 128 GB; 128 GB
Type: eMMC 5.1 Storage; UFS Storage 2.2
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 78.0 mm 165.0 mm 8.7 mm Print 3D Model; 76.0 mm 165.7 mm 8.0 mm Print 3D Model
Weight: 198 g; 199 g
Materials: Plastic; Plastic
Colors: Black Gold Gray Purple Orange; Black Green
Usable surface: 87 %; 83 %
Water/dust resistance: —; IP64

Operating system: Android 16 Android 16; Android 14 Upside-down cake Funtouch OS 14 (Android 14)
Google services: With Google Mobile Services; With Google Mobile Services
Updates: —; OS updates: 3 years, Security updates: 4 years

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2; Bluetooth 5.1
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile); A2DP (Advanced Audio Distribution Profile), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax)
Wi-Fi features: Wi-Fi Hotspot; Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, Galileo; GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

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), B26 (850), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n8 (900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)