Oppo K9x

Name: Oppo K9x
Brand: Oppo

The Oppo K9x is a capable mid-range device, powered by the Mediatek Dimensity 810 (6 nm) that comfortably covers most everyday use cases, with a 5,000 mAh battery for solid all-day use (2021).

2021 · Mid-range · Android 11

Overall

Performance

Display

Battery

Camera

C+

Charging

C+

Software

C+

ⓘ Grades compare this device against others in its own market segment (Flagship), not against every device on the site.

⚡ Quick Specs

Size6.49" · 162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)

ChipsetMediatek Dimensity 810 (6 nm)

RAM12GB | 6GB | 8GB

Storage128GB | 256GB | 512GB

Main Camera64 MP · LED flash

⚖️ Compare With

✓︎ Pros

✓Long 5,000 mAh battery, easily lasts a full day

✓Smooth Mediatek Dimensity 810 (6 nm) for daily use and light gaming

✓12GB of RAM — plenty for heavy multitasking and keeping many apps open

✓64 MP main camera for sharp photos

✓Sharp 405 PPI screen

ℹ️ Overview

Status

Available

Announced

2021, December 23

⚙️ Performance

Chipset

Mediatek Dimensity 810 (6 nm)

Upper-mid performance — fast and capable

CPU

Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)

GPU

Mali-G57 MC2

Android 11, ColorOS 11.1

RAM

12GB | 6GB | 8GB

Heavy multitasking without slowdowns

Storage

128GB | 256GB | 512GB

Memory Card

microSDXC

💻 Display

Size

6.49"

Resolution

1080×2400

Sharpness

405 ppi

Sharp and comfortable to read

Panel

IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)

IPS: accurate colours, good brightness

Protection

Aluminosilicate glass

📷 Camera

Main Camera

64 MP

Good detail in daylight conditions

Multi-Camera Setup

64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF 2 MP (macro) Auxiliary lens

Main Video

1080p@30fps, gyro-EIS

Main Camera Features

LED flash, HDR, panorama

Selfie

16 MP

Selfie Video

1080p@30fps

🔋 Battery

Capacity

5,000 mAh

Solid day-to-day battery life

Type

Li-Po 5000 mAh

Charging

33W wired, 50% in 27 min Reverse wired

📱 Design & Build

Weight

194g

Balanced size and weight

Dimensions

162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)

SIM

Nano-SIM + Nano-SIM

Colors

Black, Blue

Sensors

Fingerprint (side-mounted), accelerometer, gyro, proximity, compass

📶 Network

Technology

GSM / CDMA / HSPA / CDMA2000 / LTE / 5G

Speed

HSPA, LTE, 5G

2G Bands

GSM 850 / 900 / 1800 / 1900

3G Bands

HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100

📡 Connectivity

WiFi

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth

5.1, A2DP, LE, aptX

NFC

GPS

GPS, GLONASS, GALILEO, BDS

USB

USB Type-C 2.0, OTG

🔊 Sound

3.5mm Jack

Yes

Loudspeaker

Yes

Radio

❓ Frequently Asked Questions

Yes, the Oppo K9x supports 5G connectivity.

No, the Oppo K9x does not have NFC.

No, the Oppo K9x charges via cable only — no wireless charging.

Yes, up to 33W (33W wired, 50% in 27 min Reverse wired).

Yes, the Oppo K9x supports microSDXC expandable storage.

The Oppo K9x SIM configuration: Nano-SIM + Nano-SIM.

Yes, the Oppo K9x has a 3.5mm headphone jack.

Speaker setup: Yes.

The Oppo K9x ships with Android 11, ColorOS 11.1.

The Oppo K9x uses USB Type-C 2.0, OTG.

The Oppo K9x supports Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct.

The Oppo K9x has 5.1, A2DP, LE, aptX.

Oppo K9x

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