When choosing between the OPPO K12X and the OPPO A3X, it is essential to weigh their unique features, performance, and pricing. The OPPO K12X, priced at approximately Rs. 18,000, offers robust specifications tailored for performance enthusiasts. It boasts a powerful processor, 5G connectivity, and a long-lasting battery, making it an excellent choice for multitasking and gaming. Meanwhile, the OPPO A3X, priced around Rs. 11,000, is an affordable alternative designed for users seeking essential features, reliable performance, and a stylish design. For more on the OPPO A3X, explore
OPPO A3X.
In this OPPO K12X vs OPPO A3X’s comparison, the K12X clearly leads with its superior camera setup, higher resolution display, and support for OPPO 5G technology. However, the A3X shines with its lightweight build and affordability, making it ideal for casual users. Ultimately, the choice depends on your preferences: power-packed performance or budget-friendly reliability. To discover more about OPPO 5G phones, visit
OPPO 5G. Both models reflect OPPO's commitment to delivering quality devices across diverse price points, ensuring there is something for everyone. Learn more on the Bajaj Mall website or visit one of 1.5 lakh+ partner stores across 4,000+ cities. Shop on Easy EMIs on the Bajaj Finserv EMI Network, with repayment options from 1 month to 60 months. Enjoy benefits like zero down payment and free home delivery on select products.
Technical specifications - OPPO K12X vs OPPO A3X
The OPPO K12X and OPPO A3X are two competitive smartphones offering features for diverse user preferences. While the K12X is a performance-centric model with powerful hardware, the A3X focuses on affordability and practicality. This comprehensive comparison includes their technical specifications, benchmarks, and pricing to help you make an informed purchase decision.
General
The OPPO K12X was launched on 29 July 2024, while the OPPO A3X debuted on 01 August 2024. Both devices operate on Android v14 with the ColorOS UI and feature the MediaTek Dimensity 6300 processor. Supporting dual SIM functionality and 5G connectivity, these smartphones cater to modern connectivity needs.
| Specification | OPPO K12X | OPPO A3X |
| Launch date | 29 July 2024 | 01 August 2024 |
| Brand | OPPO | OPPO |
| Processor | MediaTek Dimensity 6300 | MediaTek Dimensity 6300 |
| Operating system | Android v14 | Android v14 |
| SIM slots | Dual SIM, GSM+GSM | Dual SIM, GSM+GSM |
| SIM size | Nano SIM | Nano SIM |
| Network | 5G Supported in India, 4G | 5G Supported in India, 4G |
Performance and hardware
The OPPO K12X features 6 GB of RAM and 128 GB of internal storage, while the OPPO A3X includes 4 GB of RAM and 64 GB of storage. Both smartphones support expandable storage via microSD. Equipped with a side-mounted fingerprint sensor, they offer essential security features.
| Component | OPPO K12X | OPPO A3X |
| Processor | MediaTek Dimensity 6300 | MediaTek Dimensity 6300 |
| Graphics | ARM Mali-G57 MC2 | ARM Mali-G57 MC2 |
| RAM | 6 GB | 4 GB |
| Antutu | 405,000 | No |
| Storage | 128 GB (expandable up to 1 TB) | 64 GB (expandable up to 1 TB) |
| Security | Side-mounted fingerprint sensor | Side-mounted fingerprint sensor |
| Sensors | Proximity, Light, Acceleration, Gravity | Proximity, Light, Acceleration, Gravity |
| Audio | 3.5 mm headphone jack | 3.5 mm headphone jack |
| Others | No | No |
Display
The OPPO K12X and OPPO A3X are equipped with a 6.67-inch HD+ LCD display with a resolution of 720 x 1604 pixels. Both models feature a 120 Hz refresh rate for smooth visuals and Panda Glass for durability, providing a robust viewing experience.
| Specification | OPPO K12X | OPPO A3X |
| Screen size | 6.67-inch | 6.67-inch |
| Screen resolution | 720 x 1604 pixels | 720 x 1604 pixels |
| Aspect ratio | 20:9 | 20:9 |
| Pixel density | 264 ppi | 264 ppi |
| Display type | HD+ LCD | HD+ LCD |
| Screen protection | Panda Glass | Panda Glass |
| Touch screen | Capacitive, Multi-touch | Capacitive, Multi-touch |
Camera
The OPPO K12X offers a dual rear camera setup with a 32 MP primary sensor and a 2 MP depth sensor, along with an 8 MP front camera. In contrast, the OPPO A3X includes a single 8 MP rear camera and a 5 MP front camera, meeting basic photography needs.
| Specification | OPPO K12X | OPPO A3X |
| Camera setup | Dual | Single |
| Resolution | 32 MP + 2 MP (rear), 8 MP (front) | 8 MP (rear), 5 MP (front) |
| Autofocus | Yes | Yes |
| OIS | No | No |
| Flash | LED Flash | LED Flash |
| Image resolution | 6500 x 4920 pixels | 3264 x 2448 pixels |
| Settings | Exposure, ISO Control | No |
| Shooting modes | Continuous Shooting, HDR | No |
Connectivity and network compatibility
Both models support dual Nano SIMs with 5G and 4G networks, ensuring high-speed connectivity. They include essential features like VoLTE support, Bluetooth 5.3, and a USB Type-C port for modern connectivity standards.
| Specification | OPPO K12X | OPPO A3X |
| SIM size | Nano SIM | Nano SIM |
| Network support | 5G, 4G, 3G, 2G | 5G, 4G, 3G, 2G |
| VoLTE | Yes | Yes |
| SIM 1 | 5G/4G/3G/2G | 5G/4G/3G/2G |
| SIM 2 | 5G/4G/3G/2G | 5G/4G/3G/2G |
Battery
The OPPO K12X and OPPO A3X are powered by a 5100 mAh battery, supporting 45 W SuperVOOC fast charging. This ensures quick and efficient recharging, making both devices ideal for extended usage without frequent charging interruptions.
| Specification | OPPO K12X | OPPO A3X |
| Capacity | 5100 mAh | 5100 mAh |
| Type | Li-Polymer | Li-Polymer |
| Wireless charging | No | No |
| Quick charging | 45 W | 45 W |
OPPO K12X vs OPPO A3X - Benchmark
The performance benchmarks indicate the OPPO K12X outperforms the OPPO A3X with higher Antutu and GeekBench scores, reflecting its advanced hardware. The comparison below highlights their capabilities.
| Benchmark | OPPO K12X | OPPO A3X |
| Antutu | 405,000 | No |
| GeekBench | 1,345 (single-core), 3,120 (multi-core) | No |
| 3DMark | 4,250 | No |
| DxoMark | No | No |
Price comparison - OPPO K12X vs OPPO A3X
Below is a comparison of available variants, storage, and colour options for the OPPO K12X and OPPO A3X, along with their respective prices.
| Model | Storage RAM and Colour | Price |
| OPPO K12X | 6 GB + 128 GB, Black | Rs. 18,000 |
| OPPO A3X | 4 GB + 64 GB, Blue | Rs. 11,000 |
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