The popularity of 5G smartphones is increasing day by day as connectivity expands to more cities and towns. All the companies have 5G phones available in the market and they are continuously launching new ones. All the smartphones look good while seeing the highlights of the phones from the brands. However, these days, many users are confused to pick between Oppo A78 5G and Xiaomi Redmi Note 12 5G. In this read, you will see the full comparison of Redmi Note 12 5G Vs Oppo A78 5G.
Redmi Note 12 5G Vs Oppo A78 5G
There is a lot of confusion among people about which phone to buy. If you are planning to buy a new 5G device, here’s the full comparison of BBK Electronics’ Oppo A78 5G Vs Xiaomi’s Redmi Note 12 5G smartphone.
Display
Both devices have a 20:9 aspect ratio. However, the Redmi Note 12 5G has a 6.67-inches FHD+ Super AMOLED Display while the Oppo A78 5G has a 6.56-inches HD+ LCD Display.
Moreover, the Redmi Note 12 5G has a 120Hz Refresh Rate and Corning Gorilla Glass 3 Protection while the Oppo A78 5G has a 90Hz Refresh Rate and Panda Glass Protection on the top.
Model | Redmi Note 12 5G | Oppo A78 5G |
Display | 6.67″ FHD+ Super AMOLED Display | 6.56″ HD+ A-Si LCD Display |
Screen Resolution | 2400 x 1080 pixels | 1612 x 720 pixels |
Refresh Rate | 120Hz Refresh Rate | 90Hz Refresh Rate |
Touch Sampling Rate | 240Hz Touch Sampling Rate | 90Hz Touch Sampling Rate |
Aspect Ratio | 20:9 Aspect Ratio | 20:9 Aspect Ratio |
Screen Protection | Gorilla Glass 3 | Panda Glass |
Brightness | 1200 nits Peak Brightness | 600 nits Peak Brightness |

Camera and Battery
The Redmi Note 12 5G has a triple rear camera setup with an LED flash while the Oppo A78 5G has a dual rear camera setup with an LED flash.
The Redmi Note 12 5G’s rear cameras consist of a 50MP primary sensor, an 8MP ultra-wide sensor, and a 2MP macro sensor while the Oppo A78 5G’s rear cameras consist of a 48MP primary sensor and a 2MP macro sensor.
The Redmi Note 12 5G has a 13MP selfie camera in the punch-hole design display while the Oppo A78 5G has an 8MP selfie camera in the water-drop notch design display. The front and back cameras of both smartphones can record only 1080p videos at 30fps.
Both devices pack a 5000 mAh Battery which supports 33W Fast Charging. Also, both handsets come with a 33W Charger inside the box.
Model | Redmi Note 12 5G | Oppo A78 5G |
Rear Camera | 48MP primary lens f/1.8 aperture 8MP ultra-wide lens f/2.2 aperture 2MP macro lens f/2.4 aperture | 50MP primary lens f/1.8 aperture 2MP macro lens f/2.4 aperture |
Rear OIS | No | No |
Rear Video | 1080p@30fps | 1080p@30fps |
Front Camera | 13MP Selfie Camera | 8MP Selfie Camera |
Front Video | 1080p@30fps | 1080p@30fps |
Battery | 5000 mAh Battery | 5000 mAh Battery |
Charging | 33W Fast Charging | 33W Fast Charging |

Performance and Connectivity
The Redmi Note 12 5G comes with a Qualcomm Snapdragon 4 Gen 1 Processor while the Oppo A78 5G comes with a Mediatek Dimensity 700 Processor. Moreover, the Redmi Note 12 5G runs on Android 12 while the Oppo A78 5G runs on the Android 13 operating system out of the box.
When it comes to connectivity, both smartphones are 5G supportive, and the Redmi Note 12 5G has seven 5G bands while the Oppo A78 5G has six 5G bands.
Model | Redmi Note 12 5G | Oppo A78 5G |
Processor | Qualcomm Snapdragon 4 Gen 1 Processor (Adreno 619 GPU) | Mediatek Dimensity 700 Processor (Arm Mali-G57 MC2 GPU) |
Card Slot | Hybrid Slot (2 SIMs or 1+1 SD card) | Dedicated Slot (2+1 SD card) |
Operating System | MIUI 13 Based on Android 12 | ColorOS 13 Based on Android 13 |
RAM | 4GB/6GB LPDDR4x RAM | 8GB LPDDR4x RAM |
ROM (or Storage) | 128GB UFS 2.2 Storage | 128GB UFS 2.2 Storage |
Bluetooth Version | v5.1 | v5.3 |
Headphone Jack | Yes | Yes |
NFC Support | No | No |
Navigation | GPS, A-GPS, Glonass | GPS, GLONASS, Galileo, QZSS, BeiDou |
5G Bands | n1, n3, n5, n8, n28, n40, n78 | n1, n5, n8, n28A, n41, n78 |

Redmi Note 12 5G Vs Oppo A78 5G: Other Features
Model | Redmi Note 12 5G | Oppo A78 5G |
Fingerprint | Side-mounted Fingerprint Scanner | Side-mounted Fingerprint Scanner |
Thickness | 7.98 mm | 7.99 mm |
Weight | 188 grams | 188 grams |
Speaker | Single Speaker | Dual Stereo Speakers |
IR Blaster | Yes | No |
IP Rating | IPX4 Rating | IP53 Rating |
Sensors | Ambient Light Sensor, Proximity Sensor, E-compass, Accelerometer, Gyroscope | Ambient light sensor, Proximity sensor, Geomagnetic sensor, Accelerometer, Gravity sensor, Pedometer |

Redmi Note 12 5G Vs Oppo A78 5G: Reasons to Consider
Redmi Note 12 5G | Oppo A78 5G |
Better resolution with Super AMOLED Display | Dedicated SD Card Slot |
Higher Refresh Rate | Latest Android 13 OS |
8MP Ultrawide Angle Sensor | Comes with 8GB Storage |
Better Selfie Camera | Dual Stereo Speakers |
Great Performance with Snapdragon 4 Gen 1 SoC |
Conclusion
Based on the features and specifications we know about both smartphones, it is clear that Redmi Note 12 5G is a clear winner. However, the Oppo A78 5G offers the latest Android version, a dedicated SD card slot, and dual speakers support.
But if you look at the overall specifications then you find Redmi Note 12 5G more value for money than the Oppo A78 5G as the Oppo A78 5G only has an HD+ LCD Display and more compromises.
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