Design and Build Quality
The Oppo K12x features a sleek and modern design that aligns with Oppo’s focus on aesthetics. The phone’s body is crafted from a durable plastic material with a glossy finish, giving it a premium look despite its mid-range pricing. The rear panel is clean, with a rectangular camera module that houses the triple camera setup. The device is relatively slim and lightweight, making it comfortable to hold and use.
Display
The Oppo K12x comes with a 6.6-inch Full HD+ AMOLED display with a resolution of 2400 x 1080 pixels. The display offers vibrant colors, deep blacks, and excellent contrast, typical of AMOLED panels. The 90Hz refresh rate ensures smooth scrolling and a responsive touch experience, making it a pleasure to use for browsing, gaming, and watching videos. The display is bright enough to be used comfortably outdoors, although it may struggle in direct sunlight.
Performance
Powered by the MediaTek Dimensity 810 chipset, the Oppo K12x delivers reliable performance for everyday tasks. The device is equipped with 6GB or 8GB of RAM, depending on the variant, and 128GB of internal storage, expandable via a microSD card. The Dimensity 810 is capable of handling multitasking, social media, and light gaming without any noticeable lag. However, it may show some limitations when running more demanding games or applications at higher settings.
Software
The Oppo K12x runs on ColorOS 12.1 based on Android 12. ColorOS is known for its smooth animations, customizable themes, and a wide range of features. The software experience is generally positive, with Oppo providing a clean interface that is easy to navigate. However, as with many custom Android skins, there is some bloatware, but most of it can be removed or disabled.
Camera
The camera setup on the Oppo K12x includes a 64MP primary sensor, an 8MP ultra-wide-angle lens, and a 2MP macro camera. The primary camera captures good quality images in well-lit conditions, with accurate colors and decent detail. The ultra-wide camera offers a broader field of view but suffers from some distortion and reduced sharpness at the edges. The macro camera is a nice addition but is more of a novelty, with limited practical use.
For selfies, the device is equipped with a 16MP front-facing camera that produces sharp and vibrant images. Portrait mode works well, delivering good edge detection and a pleasing bokeh effect.
Battery Life
The Oppo K12x is powered by a 5,000mAh battery, which is a standard capacity for smartphones in this segment. The battery life is impressive, easily lasting a full day of moderate to heavy usage, including streaming, gaming, and browsing. The phone supports 33W fast charging, which can charge the battery from 0 to 50% in about 30 minutes, making it convenient for users who are always on the go.
Conclusion
The Oppo K12x is a solid mid-range smartphone that offers a good balance of performance, camera quality, and battery life. It is well-suited for users who are looking for a stylish phone with a reliable performance and decent camera capabilities. While it may not compete with flagship devices in terms of raw power, it delivers a satisfactory experience for everyday use and is a strong contender in its price segment.
Pros:
- Stylish design and build quality
- Vibrant AMOLED display with a 90Hz refresh rate
- Good battery life with fast charging support
- Reliable performance for daily tasks
Cons:
- Camera performance is average in low light
- Some bloatware in the software
- Limited gaming performance at high settings
The Oppo K12x is an excellent choice for those who value design and display quality while seeking a reliable and budget-friendly smartphone.