OnePlus Ace 6 Ultra vs Oukitel C66

At a glance

Brand: OnePlus; Oukitel
Release date: April 2026, 1 months ago; January 2026, 4 months ago
Launch price: CN¥ 3,799.00 ($ 555.55); —
AnTuTu: 3.649.108 Antutu v11 Overall performance better than 99% of devices; 308.681 Antutu v10 Overall performance better than 61% of devices

Size: 6.78"; 6.73"
Resolution: 1272 x 2772 px QHD; 720 x 1560 px HD+
Type: AMOLED; LCD IPS
Density: 450 ppi Very high density; 255 ppi Medium Density
Aspect ratio: 20:9; 21:9
Features: Hole-punch Notch, SGS Certified, 3840 Hz PWM, Refresh rate 165 Hz, Touch sampling rate 480 Hz, Brightnes 800 cd/m² (typ), Max brightness HBM - 1800 cd/m², Peak brightness - 3600 cd/m², 8000000:1 contrast ratio, Always-On Display, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, DC dimming, 10 Bits panel, Dolby Vision, Scratch resistant, Corning Gorilla Glass Victus 2, Capacitive, Multi-touch, Frameless; 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

Chipset: MediaTek Dimensity 9500; Unisoc Tiger T615 (T7250)
CPU: 1x4,21 GHz C1 Ultra + 3x3,5 GHz C1 Premium + 4x2,7 GHz C1 Pro; 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: 4.21 GHz; 1.8 GHz
GPU: Mali G1 Ultra; Mali-G57 MP1
RAM: 12 GB; 4 GB
64-bit: Yes; Yes

Resolution: 50 Mpx; 64 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: Dual LED; LED
Optical stabilization: Yes; No
Slow motion: Yes, 960 fps; No, 30 fps
Features: UIS, Noise reduction, Time-Lapse, 4K Video, 8K Video, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), 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, 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

Dimensions: 75.5 mm 162.5 mm 8.5 mm Print 3D Model; 78.0 mm 165.0 mm 8.7 mm Print 3D Model
Weight: 217 g; 198 g
Materials: Glass , Aluminium; Plastic
Colors: Black Silver; Black Gold Gray Purple Orange
Water/dust resistance: IP68, IP69; —
Usable surface: 91 %; 87 %

Operating system: Android 16 ColorOS 16 (Android 16); Android 16 Android 16
Google services: Without Google Mobile services; With Google Mobile Services

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), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5), Galileo (E1+E5a+E5b); GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n18 (850), n26 (850), n28a (700), n38 (2600), n40 (2300), n41 (2500), n48 (3500), n66 (1700), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B43 (TDD 3700), 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), 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)

Fingerprint: Yes, in screen; Yes, on the side
Accelerometer: Yes; Yes
Gyroscope: Yes; —
Proximity: Yes; —
Light sensor: Yes; Yes
Cooling system: Yes; No
Audio: Hi-Res Audio, Stereo Speakers, 2 microphones; DTS / DTS X, Stereo Speakers