Oppo K12s vs Vivo iQOO Z7x

At a glance

Brand: Oppo; vivo
Release date: April 2025, 1 years 2 months ago; March 2023, 3 years 3 months ago
AnTuTu: 789.000 Antutu v10 Overall performance better than 80% of devices; 410.563 Antutu v10 Overall performance better than 68% of devices

Size: 6.67"; 6.64"
Resolution: 1080 x 2400 px FHD+; 1080 x 2388 px FHD+
Type: AMOLED E4; LCD
Density: 395 ppi High Density; 395 ppi High 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; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 460 cd/m² (typ), 1500:1 contrast ratio, DCI-P3, 96% NTSC, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 6 Gen4; Qualcomm Snapdragon 695 (SM6375)
CPU: 4x Cortex A78 a 2.3 GHz + 4x Cortex A55 a 1.8 GHz; 2x2.2 GHz Kryo 660 Gold +6x1.7 GHz Kryo 660 Silver
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 6 nm
Frequency: 2.3 GHz; 2.2 GHz
GPU: Adreno GPU; Qualcomm Adreno 619
RAM: 8 GB; 8 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 50 Mpx
Aperture: ƒ/ 1.85; ƒ/ 1.8
Sensor: Omnivision OV50D40 Light Hunter 400; Samsung S5KJN1
Pixel size: 0.61 µm; 0.80 µm
Sensor size: 1/2.88"; 1/2.76"
Flash: LED; LED
Optical stabilization: No; No
Slow motion: No, 30 fps; Yes, 120 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, Dual camera, Digital image stabilization, Autofocus, Touch focus, Contrast detection autofocus (CDAF), 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; 75.8 mm 164.6 mm 9.1 mm Print 3D Model
Weight: 208 g; 205 g
Materials: Plastic; Aluminium alloy
Colors: Black White Purple; Black Cyan
Water/dust resistance: IP65 , IP69; —
Usable surface: 87 %; 89 %

Operating system: Android 15 ColorOS 15 (Android 15); Android 13 Tiramisu FunTouch OS 13 (Android 13)
Google services: Without Google Mobile services; With Google Mobile Services
Updates: —; OS updates: 3 years, Security updates: 3 years

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 5.2 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), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC
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, QZSS, Galileo, BeiDou (B1)

5G: n1 (2100), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n28b (700), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE: B1 (2100), B3 (1800), B5 (850), B8 (900), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), 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), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B5 (850), B8 (900)
2G: B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)