Oppo K13 vs Oukitel C57 Pro

At a glance

Brand: Oppo; Oukitel
Release date: April 2025, 1 years 2 months ago; October 2024, 1 years 8 months ago
AnTuTu: 789.000 Antutu v10 Overall performance better than 80% of devices; 154.110 Antutu v10 Overall performance better than 54% of devices

Size: 6.67"; 6.52"
Resolution: 1080 x 2400 px FHD+; 720 x 1612 px HD+
Type: AMOLED E4; LCD IPS
Density: 395 ppi High Density; 267 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, Brightnes 400 cd/m² (typ), Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 6 Gen4; Spreadtrum Unisoc SC9863A
CPU: 4x Cortex A78 a 2.3 GHz + 4x Cortex A55 a 1.8 GHz; 4x Cortex A55 1.6 GHz + 4x Cortex A55 1.2 GHz
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 28 nm
Frequency: 2.3 GHz; 1.6 GHz
GPU: Adreno GPU; PowerVR GE8322
RAM: 8 GB; 4 GB
RAM type: LPDDR4X RAM; —
64-bit: Yes; Yes

Resolution: 50 Mpx; 13 Mpx
Aperture: ƒ/ 1.85; ƒ/ 2.3
Sensor: Omnivision OV50D40 Light Hunter 400; —
Pixel size: 0.61 µm; —
Sensor size: 1/2.88"; —
Flash: LED; Dual 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; Dual camera, Autofocus, Touch focus, Geotagging, HDR, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Dimensions: 76.1 mm 163.2 mm 8.4 mm Print 3D Model; 76.3 mm 166.0 mm 9.4 mm Print 3D Model
Weight: 208 g; 215 g
Materials: Plastic; Plastic
Colors: Black Violet; Blue Gray Purple Green
Water/dust resistance: IP65 , IP69; —
Usable surface: 87 %; 82 %
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 14 Upside-down cake Android 14
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 4.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax); 802.11b , 802.11g , 802.11n , 802.11n 5GHz
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Wi-Fi Hotspot
USB: USB Type-C; —
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo; GPS, A-GPS, GLONASS, Beidou

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), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: B3 (1800), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)