Oppo and their K12, opinions

Model K12 was presented in April 2024

Connectivity

This model has bands 2G, 3G and 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41. Performance is about HSPA, LTE, 5G, GSM / CDMA / HSPA / LTE / 5G, CDMA 800.

I/O on this model are NFC Yes, eSE, HCE, NFC-SIM, eID, USB USB Type-C 2.0, WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Bluetooth 5.4, A2DP, LE, aptX HD, LHDC, Positioning GPS, GALILEO, GLONASS, BDS, QZSS, Infrared port.

About K12 camera

2 cameras insalled on Oppo K12 50 MP, f/1.8, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 8 MP, f/2.2, 16mm, 112˚ (ultrawide), 1/4.0", 1.12µm. And another additional info are Dual-LED flash, HDR, panorama. Video camera on main camera of this device is supported with 4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS modes. This is not bad for instance one of available devices at the moment, Lava Prowatch VN,

Video recording on selfie camera of this device is supported with 1080p@30fps variants.

How optimized is this device

Octa-core (1x2.63 GHz Cortex-A715 & 4x2.4 GHz Cortex-A715 & 3x1.8 GHz Cortex-A510) core is installed on K12, using chipset Qualcomm Snapdragon 7 Gen 3 (4 nm), Graphic card on the model is Adreno 720.

Storage on this model is 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, external card slot is supported microSDXC (uses shared SIM slot), OS is Android 14, ColorOS 14.

Additional info

Charging options are 100W wired, 1-100% in 27 min (advertised).

Another important features on smartphone are sensors, on this model installed Fingerprint (under display, optical), accelerometer, gyro, proximity, compass.

Built

Oppo made their K12 model with width 75.3mm, height 162.5mm and tickness 8.4mm.

You can own this model in celadon marble and dark chrome.

Screen on Oppo K12 maiden using tehnology AMOLED, 1B colors, 120Hz, HDR10+, 500 nits (typ), 900 nits (HBM), 1100 nits (peak), on that point this model was ahead from 50% devices available in screen size contest, enforced by 6.7 inches, 108.0 cm2 (~88.3% screen-to-body ratio) display supporting resolution 1080 x 2412 pixels having ratio 20:9, with density 394 PPI.