Oppo K13 vs Oukitel C51

At a glance

Brand: Oppo; Oukitel
Release date: April 2025, 1 years 2 months ago; May 2024, 2 years 1 months ago
AnTuTu: 789.000 Antutu v10 Overall performance better than 80% of devices; 240.000 Antutu v10 Overall performance better than 57% of devices

Size: 6.67"; 6.8"
Resolution: 1080 x 2400 px FHD+; 720 x 1600 px HD+
Type: AMOLED E4; LCD IPS
Density: 395 ppi High Density; 258 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 180 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 2000 cd/m², Max brightness HBM - 1200 cd/m², 6000000:1 contrast ratio, HDR, DCI-P3, Scratch resistant, 2.5D glass screen, Capacitive, Multi-touch, Frameless; Water Drop Notch, Refresh rate 90 Hz, 2.5D curved glass screen, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 6 Gen4; Unisoc Tiger T606
CPU: 4x Cortex A78 a 2.3 GHz + 4x Cortex A55 a 1.8 GHz; 2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 12 nm
Frequency: 2.3 GHz; 1.6 GHz
GPU: Adreno GPU; ARM Mali-G57
RAM: 8 GB; 6 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 13 Mpx
Aperture: ƒ/ 1.85; Unknow
Sensor: Omnivision OV50D40 Light Hunter 400; —
Pixel size: 0.61 µm; —
Sensor size: 1/2.88"; —
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; No, 30 fps
Features: Flicker sensor, 4K Video, Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; Digital zoom, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 76.1 mm 163.2 mm 8.4 mm Print 3D Model; 76.7 mm 167.2 mm 8.9 mm Print 3D Model
Weight: 208 g; 205 g
Materials: Plastic; Plastic
Colors: Black Violet; Black Blue Purple
Water/dust resistance: IP65 , IP69; —
Usable surface: 87 %; 87 %
Drop resistance: —; Class A B C D E 270 drops without defects
Repairability: —; Class A B C D E

Operating system: Android 16 ColorOS 16 (Android 16); Android 13 Tiramisu Android 13
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 5.2 LELow energy consumption; Bluetooth 5.1
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou, Galileo

5G: n1 (2100), n5 (850), n8 (900), n28b (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28b (700), B40 (TDD 2300), B41 (TDD 2500); B1 (2100), B3 (1800), B7 (2600), B8 (900), B19 (800), B20 (800), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B8 (900); B1 (2100), B8 (900)
2G: B3 (1800), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)