ⓘ We may earn a commission from qualifying sales made through these following Amazon affiliate links.
Overview of the Oppo K12x 5G Mobile Phone with 45W Charger 6GB RAM 128GB Storage 120Hz Display
The OPPO K12x 5G in Breeze Blue is one of the best budget 5G smartphones in India, combining performance, display quality, and battery life at an affordable price point. Powered by the MediaTek Dimensity 6300 chipset with an 8-core CPU and ARM Mali-G57 MC2 GPU, it delivers smooth multitasking and efficient performance. This variant includes 6GB RAM and 128GB UFS 2.2 storage (expandable), with support for USB OTG. The phone sports a vibrant 6.67-inch LCD HD+ display (1604×720) with a 120Hz refresh rate, 264PPI pixel density, and 1000 nits peak brightness for a crisp, fluid viewing experience. The dual rear camera setup includes a 32MP main sensor (f/1.8, FOV 76°, AF) and a 2MP portrait sensor, along with an 8MP front camera perfect for selfies and video calls. It supports various shooting modes including Pro, Night, Dual-View Video, and Hi-Res. With a large 5100mAh battery and 45W SUPERVOOC fast charging, it powers up quickly and lasts all day. Connectivity options include dual 5G SIM support across all major bands (n1/n3/n5/n8/n28B /n40/n41/n77/n78), Bluetooth 5.3, Wi-Fi 5 dual-band, 3.5mm headphone jack, and USB Type-C. Additional features include facial recognition, fingerprint sensor, ColorOS 14.0.1 based on Android, and a rich set of sensors like proximity, light, acceleration, gravity, and geomagnetic sensors. At just 186g and 7.7mm thin, the OPPO K12x 5G is sleek, lightweight, and made in India, making it an outstanding choice for value-conscious users seeking modern 5G speed and premium features.
Full Review of the Oppo K12x 5G 45W SUPERVOOC 6GB RAM 128GB Storage Breeze Blue 120Hz Display Smartphone
Design and Build Quality
The OPPO K12x 5G features a sleek and refined design with a modern touch. Available in Breeze Blue and Midnight Violet, it offers a refreshing color palette aimed at younger users and professionals alike. With a thickness of just 0.77cm and a weight of approximately 186g, it is both compact and comfortable for one-handed use.
The phone feels sturdy in hand, with carefully crafted curves and a textured finish that resists fingerprints. Its lightweight build combined with a large screen makes it a great daily driver for media consumption and productivity without causing fatigue.
Display Performance
The 6.67-inch (16.94cm) LCD display boasts a 120Hz refresh rate, making scrolling and animations fluid. With an HD+ resolution of 1604 × 720 pixels and up to 1000 nits brightness under direct sunlight, the screen is easy to view even outdoors.
Users can choose between Vivid mode (83% NTSC) and Natural mode (71% NTSC) for optimized color output. The screen supports a touch sampling rate of 120Hz and has a pixel density of 264PPI, which provides decent clarity for multimedia and gaming experiences.
Camera Features and Photography
The dual rear camera setup includes a 32MP main sensor with f/1.8 aperture and a 2MP portrait lens for depth effects. It offers several shooting modes including Pro, Night, Hi-Res, Slo-Mo, Pano, and Dual-View Video, giving users creative flexibility.
The 8MP front camera with an f/2.0 aperture delivers decent selfies and supports video calls with clarity. Video recording is capped at 1080p@60fps for the rear and 1080p@30fps for the front camera. Features like AI retouch and text scanner add further utility.
Performance and Hardware
Powered by the MediaTek Dimensity 6300 processor, the OPPO K12x handles daily tasks with ease. With its 8-core CPU and ARM Mali-G57 MC2 GPU, it supports multitasking, streaming, and light gaming without major hiccups.
The device comes in 6GB + 128GB and 8GB + 256GB variants using LPDDR4X RAM and UFS 2.2 storage. Storage is expandable via a microSD card, and USB OTG is also supported for external drives.
Battery and Charging
A standout feature is the large 5100mAh battery, which delivers all-day performance. It is paired with 45W SUPERVOOC fast charging, capable of powering the phone up quickly and efficiently.
The charger is backward compatible with 33W SUPERVOOC and 13.5W PD, ensuring flexibility with older charging setups. Combined with power-saving features in ColorOS 14.0.1, users can expect excellent battery life even with heavy usage.
Software and Features
The device runs on ColorOS 14.0.1, which is intuitive, customizable, and rich with features. From privacy enhancements to productivity tools, ColorOS ensures a responsive and user-friendly experience.
Biometric security includes both side-mounted fingerprint scanning and facial recognition. Additional sensors like geomagnetic, proximity, light, and acceleration ensure the device adapts intelligently to various user environments.
Connectivity and Network Support
The OPPO K12x 5G supports a wide range of 5G bands including n1, n3, n5, n8, n28B, n40, n41, n77, and n78, ensuring excellent futureproofing across most Indian telecom networks.
Connectivity is robust with Bluetooth 5.3, dual-band Wi-Fi 5, USB Type-C, and a 3.5mm headphone jack. It also includes GPS, A-GPS, GLONASS, BeiDou, Galileo, and QZSS for precise navigation.
Full Specifications of the Oppo K12x 5G Mobile Dimensity 6300 45W 6GB 128GB Breeze Blue
Full Specifications
Dimensions and Weight
- Height: 16.57 cm
- Width: 7.60 cm
- Thickness: 0.77 cm
- Weight: 186g
Storage and Memory
- Variants: 6GB + 128GB / 8GB + 256GB
- RAM Type: LPDDR4X @ 2133MHz
- ROM Type: UFS 2.2
- Expandable Storage: Supported
- USB OTG: Supported
Display
- Size: 16.94 cm (6.67 inches)
- Resolution: 1604 × 720 (HD+)
- Refresh Rate: 120Hz
- Touch Sampling Rate: 120Hz
- Brightness: 1000nits (typical)
- Panel Type: LCD
- Cover Glass: China Southern Glass, Panda (twice-reinforced)
Camera
- Rear Camera: 32MP (Main) + 2MP (Portrait)
- Front Camera: 8MP
- Video (Rear): 1080p@60fps/30fps, 720p@30fps
- Video (Front): 1080p/720p@30fps
- Shooting Modes: Pro, Night, Hi-Res, Dual-View, Slo-Mo, Time-Lapse, Sticker, Pano
Processor and GPU
- Chipset: MediaTek Dimensity 6300
- CPU Cores: Octa-core
- GPU: ARM Mali-G57 MC2 @1072MHz
Battery and Charging
- Battery Capacity: 5100mAh (typical)
- Fast Charging: 45W SUPERVOOC
- Backward Compatibility: 33W SUPERVOOC, 13.5W PD
Connectivity and Ports
- Wi-Fi: Dual-band Wi-Fi 5 (2.4G/5G)
- Bluetooth: 5.3 with SBC, AAC, aptX, aptX HD, LDAC
- USB: Type-C
- Earphone Jack: 3.5mm
Operating System and Software
- OS: ColorOS 14.0.1
- Security: Fingerprint (side), Facial Recognition
Location and Navigation
- GPS Systems: GPS, A-GPS, GLONASS, BeiDou, Galileo, QZSS
Included in the Box
- Phone: x1
- USB Cable: x1
- Charger: x1
- SIM Ejector Tool: x1
- Protective Case: x1
- User Manual & Warranty Card: x1 each
Country of Origin
- Made in: India
