Oppo K13 vs ZTE Blade A33S

At a glance

Brand: Oppo; ZTE
Release date: April 2025, 1 years 3 months ago; July 2023, 3 years ago
AnTuTu: 789.000 Antutu v10 Overall performance better than 80% of devices; 115.000 Antutu v9 Overall performance better than 52% of devices

Size: 6.67"; 6.3"
Resolution: 1080 x 2400 px FHD+; 720 x 1600 px HD+
Type: AMOLED E4; LCD IPS
Density: 395 ppi High Density; 278 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, 2D curved glass screen, Brightnes 400 cd/m² (typ), 70% NTSC, NTSC, Panda glass, Capacitive, Multi-touch

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; 2 GB
RAM type: LPDDR4X RAM; —
64-bit: Yes; Yes

Resolution: 50 Mpx; 5 Mpx
Aperture: ƒ/ 1.85; ƒ/ 2.2
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; Autofocus, Touch focus, Geotagging, Panorama, HDR, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 128 GB; 32 GB
Type: UFS Storage 3.1; eMMC 5.1 Storage
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 76.1 mm 163.2 mm 8.4 mm Print 3D Model; 78.0 mm 160.0 mm 10.0 mm Print 3D Model
Weight: 208 g; 216 g
Materials: Plastic; Plastic
Colors: Black Violet; Blue Green Cyan
Water/dust resistance: IP65 , IP69; IP52
Usable surface: 87 %; 80 %

Operating system: Android 16 ColorOS 16 (Android 16); Android 12 Snow Cone Android 12 Go edition
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
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

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), B40 (TDD 2300)
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)