The Oppo K9 Pro is a slightly upgraded version of the Oppo K9. The phone has a triple camera arrangement on the back, including a 64-megapixel primary camera. The phone also boasts a dual stereo speaker arrangement and a 120Hz display refresh rate. The mid-range phone comes with some of the same features as luxury mid-range phones but at a much lower price.
Oppo K9 Pro packs a 6.43-inch full-HD+ AMOLED HDR10 screen with a resolution of 1080×2400 pixels that has a 120Hz refresh rate. The Smartphone is powered by the octa-core MediaTek MT6893 Dimensity 1200 5G SoC. As for the graphics unit, Oppo K9 Pro has Mali-G77 MC9.
The phone highlights a triple camera arrangement. The camera arrangement incorporates a 64-megapixel main sensor with an f/1.7 aperture, an 8-megapixel ultrawide lens with an f/2.2 aperture, and a 2-megapixel telephoto lens with an f/2.4 aperture. Oppo K9 Pro main camera can record 1080p videos at 30fps or 60fps or 120fps. It can also record 4k videos at 30fps. As for taking selfies, the phone features a 16-megapixel front camera that can record 1080p videos at 30fps.
K9 Pro is powered by a 4500 mAh battery which is backed by a 60W Super Flash Charger. For transferring data and charging, the device has a Type-C port 2.0. K9 Pro has an under-display optical finger scanner for unlocking the device.
Capacity-wise, Oppo released two variants of the phone- 8GB RAM with 128GB of storage and 12GB RAM with 256GB of storage. K9 Pro is available in 2 color alternatives- black and aurora.
Oppo K9 Pro Specifications:

| Display | 6.43-inch |
| Display Type | AMOLED, HDR10 |
| Resolution | 1080 x 2400 Pixels |
| Body | 158.7 x 73.5 x 8.5 mm |
| Weight | 180 g |
| Processor | MediaTek MT6893 Dimensity 1200 5G |
| GPU | Mali-G77 MC9 |
| OS | Android 11 |
| Storage & Ram | 128GB 8GB RAM, 256GB 12GB RAM |
| Card slot | No |
| Main Camera | 64 Megapixel + 8 Megapixel + 2 Megapixel |
| Video | 4K@30fps, 1080p@30/60/120fps |
| Front Camera | 16 Megapixel |
| Video | 1080p@30fps |
| Audio | Loudspeaker, Stereo Speakers |
| 3.5 mm Headphone Jack | Yes |
| Network Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
| Sim | Dual SIM |
| Sim Type | Nano-SIM |
| FM Radio | No |
| NFC | Yes |
| USB | USB Type-C 2.0 |
| Battery | 4500 mAh Li-Polymer |
| Charging | 60W Super Flash Charging |
| Sensors | Accelerometer, Gyro, Proximity, Compass |
| Fingerprint | Under-Display |
| Colors | Black and Aurora |