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Oppo K9x

Oppo K9x
Brand: Oppo Mobile Phones
Category: Mobiles
  • CPU: Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
  • RAM: 6/8GB
  • Storage: 128GB/256GB
  • Display: 6.49", 1080x2400 pixels
  • Camera: 64MP, 1080p
  • OS: Android 11, ColorOS 11.1

Our Rating

The overall rating is based on review by our experts

  • Battery 9 / 10
  • Camera 9 / 10
  • Connectivity 9 / 10
  • Design 8 / 10
  • Display 8 / 10
  • Features 8 / 10
  • Performance 9 / 10

Oppo K9x review

What’s the new Oppo K9x. The Oppo launched the dual SIM Oppo K9x hand-set in December 2021 with some pretty specs. The Oppo K9x features a big 6.49 inches IPS LCD with 1080 x 2400 pixels resolution, 90Hz refresh rate, 480 nits (typ) brightness, 405 ppi density, and 84.2% screen-to-body ratio. The Oppo K9x is fueled by a large Li-Po 5000 mAh non-removable battery and supports 33W fast charging.

The Oppo K9x runs on the ColorOS 11.1 UI based on the Android 11 operating system paired with Octa-core CPU clocked at 2×2.4 GHz & 6×2.0 GHz and Mali-G57 MC2 GPU. The smartphone is powered by a MediaTek Dimensity 810 5G (6 nm) chip. The Oppo K9x smartphone memory embraces 128GB 6GB RAM + 128GB 8GB RAM + 256GB 8GB RAM large memory with microSDXC card and UFS2.2 external memory support.

The connectivity features of the phone pack are 5G, 4G, Wi-Fi, Bluetooth 5.1, A2DP, LE, aptX, GPS, and USB. The side-mounted fingerprint sensor takes care of the phone’s saved data against any vicious attempt. The other sensors include an accelerometer, gyro, compass, and proximity.

The Oppo K9x is equipped with a triple rear camera set-up on the rear, a 64 MP, f/1.7 (wide) main camera + a 2 MP, f/2.4 (depth) camera + a 2 MP, f/2.4 (macro) camera with video, LED flash, HDR, and panorama features. The single selfie 16 MP, f/2.0 (wide) camera with video option is on the front.

The Oppo K9x measures 162.2 x 74.8 x 8.8 mm, weighs 194 g, and has Alumino-silicate glass protection. The smartphone is available in Black, Blue colors.

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Categary Smartphone
Announced December, 2023
Released December, 2023
Status Available


Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 and SIM 2
CDMA 800
3G Network HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1x
4G Network 1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41
5G Network 1, 28, 41, 77, 78 SA/NSA


SIM Dual SIM (Nano-SIM, dual stand-by)
Dimensions 162.2 x 74.8 x 8.8 mm
Weight 194 g
Colors Black, Blue


Type IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
Size 6.49 inches

Resolution 1080 x 2400 pixels
Protection Alumino-silicate glass


Main (Back) Camera 64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF
2 MP, f/2.4, (macro)
2 MP, f/2.4, (depth)
Selfie (Front) Camera 16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm
Camera Features LED flash, HDR, panorama
Video Yes


Operating System Android 11, ColorOS 11.1
Chipset MediaTek Dimensity 810 5G (6 nm)
CPU Octa-core (2x2.4 GHz Cortex-A76 and 6x2.0 GHz Cortex-A55)
GPU Mali-G57 MC2
Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass


Wi-fi Hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
Bluetooth 5.1, A2DP, LE, aptX
USB USB Type-C 2.0, USB On-The-Go


Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Card Slot microSDXC


Battery Type Li-Po 5000 mAh
Charging Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions. Fast charging 33W, 1-50% in 27 min.


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