Oppo K12s vs realme Narzo 90x

At a glance

Brand: Oppo; realme
Release date: April 2025, 1 years 3 months ago; January 2026, 6 months ago
AnTuTu: 789.000 Antutu v10 Overall performance better than 80% of devices; 454.000 Antutu v11 Overall performance better than 71% of devices

Size: 6.67"; 6.57"
Resolution: 1080 x 2400 px FHD+; 720 x 1570 px HD+
Type: AMOLED E4; AMOLED
Density: 395 ppi High Density; 391 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, Refresh rate 144 Hz, Touch sampling rate 180 Hz, Brightnes 600 cd/m² (typ), Brightnes 1000 cd/m² (typ), Max brightness HBM - 1200 cd/m², Max brightness HBM - 1400 cd/m², Peak brightness - 4500 cd/m², 5000000:1 contrast ratio, HDR10+, DCI-P3, 10 Bits panel, Scratch resistant, Dual Edge display, 3D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: Qualcomm Snapdragon 6 Gen4; MediaTek Dimensity 6300
CPU: 4x Cortex A78 a 2.3 GHz + 4x Cortex A55 a 1.8 GHz; 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 4 nm; 6 nm
Frequency: 2.3 GHz; 2.4 GHz
GPU: Adreno GPU; Arm Mali-G57 MC2
RAM: 8 GB; 6 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; —
Pixel size: 0.61 µm; —
Sensor size: 1/2.88"; —
Flash: LED; LED
Optical stabilization: No; Yes
Slow motion: No, 30 fps; Yes, 480 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; Time-Lapse, 4K Video, Digital zoom, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Dual PDAF, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Dual capture, Night Mode

Dimensions: 76.1 mm 163.2 mm 8.4 mm Print 3D Model; 77.9 mm 166.1 mm 8.3 mm Print 3D Model
Weight: 208 g; 212 g
Materials: Plastic; Leather
Colors: Black White Purple; Black Blue
Water/dust resistance: IP65 , IP69; IP68, IP69 , MIL-STD-810H
Usable surface: 87 %; 89 %

Operating system: Android 15 ColorOS 15 (Android 15); Android 15 RealmeUI 6.0 (Android 15)
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 5.3 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), APT-x, LDAC, SBC
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, WiFi 6 (802.11ax) , WiFi 6E
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, Wi-Fi MiMO
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, Galileo, GPS (L1+L5), Galileo (E1+E5a)

5G: n1 (2100), n5 (850), n8 (900), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (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), B8 (900), B28b (700), 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)

Fingerprint: Yes, on the side; Yes, in screen
Accelerometer: Yes; Yes
Gyroscope: Yes; Yes
Proximity: Yes; Yes
Light sensor: Yes; Yes
Cooling system: No; Yes
Audio: Hi-Res Audio, Stereo Speakers, 2 microphones; Noise cancellation microphone, Stereo Speakers, 2 microphones
Compass: —; Yes