Oppo F31 5G vs Oppo K12x 5G

At a glance

Brand: Oppo; Oppo
Release date: September 2025, 7 months ago; July 2024, 1 year ago
Launch price: ₹ 22,999.00 ($ 244.00); —
AnTuTu: 402.999 Antutu v10 Overall performance better than 66% of devices; 409.464 Antutu v10 Overall performance better than 67% of devices

Size: 6.57"; 6.67"
Resolution: 1080 x 2372 px FHD+; 720 x 1604 px HD+
Type: AMOLED; LCD IPS
Density: 264 ppi Medium Density; 264 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 1000 cd/m², Max brightness HBM - 1400 cd/m², HDR10, DCI-P3, Full sRGB standard, 10 Bits panel, 2.5D curved glass screen, AGC glass, Corning Gorilla Glass 7i, Capacitive, Multi-touch, Frameless; Hole-punch Notch, SGS Certified, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 1000 cd/m², Max brightness HBM - 630 cd/m², TÜV Rheinland Eye Comfort Certification, HDR10, DCI-P3, 83% NTSC, Scratch resistant, 2.5D curved glass screen, Panda glass, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6300; MediaTek Dimensity 6300
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 6 nm
Frequency: 2.4 GHz; 2.4 GHz
GPU: Arm Mali-G57 MC2; Arm Mali-G57 MC2
RAM: 8 GB; 6 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 50 Mpx; 32 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.8
Flash: LED; Quad LED
Optical stabilization: Yes; No
Slow motion: Yes, 120 fps; Yes, 120 fps
Features: Flicker sensor, Digital zoom, Dual camera, Digital image stabilization, Optical Stabilization (OIS), 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; Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 128 GB; 128 GB
Type: UFS Storage 2.2; UFS Storage 2.2
SD slot: Yes , Slot for SD or second SIM card; Yes , Slot for SD or second SIM card

Dimensions: 75.0 mm 158.2 mm 8.0 mm Print 3D Model; 76.0 mm 165.7 mm 7.7 mm Print 3D Model
Weight: 185 g; 187 g
Materials: Plastic; Plastic , Splash resistant design
Colors: White Blue Red; Black Pink Violet
Water/dust resistance: IP68, IP69 , MIL-STD-810H; IP54 , MIL-STD-810H
Drop resistance: Class A B C D E 270 drops without defects; —
Repairability: Class A B C D E; —
Usable surface: 84 %; 85 %

Operating system: Android 15 ColorOS 15 (Android 15); Android 14 Upside-down cake ColorOS 14 (Android 14)
Updates: OS updates: 6 years; —
Google services: With 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 5.4 LELow energy consumption; Bluetooth 5.3 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy), APT-x, LDAC, SBC, AAC; A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), HID (Human Interface Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 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, BeiDou (B1); GPS, A-GPS, GLONASS, Beidou, QZSS, Galileo

5G: n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500); n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE: B3 (1800), B5 (850), B8 (900), B19 (800), B28b (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B48 (TDD 3600), B66 (1700/2100); B1 (2100), B3 (1800), B5 (850), B8 (900), B28a (700), B40 (TDD 2300), B41 (TDD 2500)
3G: B1 (2100), B8 (900); B1 (2100), B8 (900)
2G: B3 (1800), B8 (900); B3 (1800), B8 (900)