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Oppo K9

The Oppo K9 is a capable mid-range device, powered by the Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm) that comfortably covers most everyday use cases, with a 4,300 mAh battery for solid all-day use (2021).

2021 · Mid-range · Android 11
Overall
B
Performance
B
Display
B
Battery
C+
Camera
A
Charging
B
Software
C+
ⓘ Grades compare this device against others in its own market segment (Flagship), not against every device on the site.
⚡ Quick Specs
Size6.43" · 159.1 x 73.4 x 7.9 mm (6.26 x 2.89 x 0.31 in)
ChipsetQualcomm SM7250-AC Snapdragon 768G 5G (7 nm)
RAM8GB
Storage128GB | 256GB
Main Camera64 MP · LED flash
⚖️ Compare With
✓︎ Pros
✓Smooth Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm) for daily use and light gaming
✓8GB of RAM — sufficient for smooth multitasking
✓64 MP main camera for sharp photos
✓Sharp 409 PPI screen
✓6.43" OLED/AMOLED display with deep blacks and vibrant colours
ℹ️ Overview
Status
Available
Announced
2021, May 06
⚙️ Performance
Chipset
Qualcomm SM7250-AC Snapdragon 768G 5G (7 nm)
Mid-range — handles daily tasks well
CPU
Octa-core (1x2.8 GHz Kryo 475 Prime & 1x2.4 GHz Kryo 475 Gold & 6x1.8 GHz Kryo 475 Silver)
GPU
Adreno 620
OS
Android 11, ColorOS 11.1
RAM
8GB
Smooth for most users
Storage
128GB | 256GB
Memory Card
No
💻 Display
Size
6.43"
Resolution
1080×2400
Sharpness
409 ppi
Sharp and comfortable to read
Panel
Super AMOLED, 90Hz, 430 nits (typ), 750 nits (peak)
OLED: perfect blacks, vivid colours, power-efficient
📷 Camera
Main Camera
64 MP
Good detail in daylight conditions
Multi-Camera Setup
64 MP, f/1.7, (wide), PDAF 8 MP, f/2.2, (ultrawide) 2 MP (macro)
Main Video
4K@30fps, 1080p@30/60/120fps; gyro-EIS
Main Camera Features
LED flash, HDR, panorama
Selfie
32 MP
Selfie Video
1080p@30fps
🔋 Battery
Capacity
4,300 mAh
Adequate for moderate use
Type
Li-Po 4300 mAh
Charging
65W wired, 100% in 35 min
📱 Design & Build
Weight
172g
Balanced size and weight
Dimensions
159.1 x 73.4 x 7.9 mm (6.26 x 2.89 x 0.31 in)
SIM
Nano-SIM + Nano-SIM
Colors
Black, Aurora
Sensors
Fingerprint (under display, optical), 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
5.0, A2DP, LE, aptX HD
NFC
No
GPS
GPS, GLONASS, GALILEO, BDS, QZSS
USB
USB Type-C 2.0, OTG
🔊 Sound
3.5mm Jack
Yes
Loudspeaker
Yes
Radio
No
❓ Frequently Asked Questions
Yes, the Oppo K9 supports 5G connectivity.
No, the Oppo K9 does not have NFC.
No, the Oppo K9 charges via cable only — no wireless charging.
Yes, up to 65W (65W wired, 100% in 35 min).
No, the Oppo K9 does not support a memory card.
The Oppo K9 SIM configuration: Nano-SIM + Nano-SIM.
Yes, the Oppo K9 has a 3.5mm headphone jack.
Speaker setup: Yes.
The Oppo K9 ships with Android 11, ColorOS 11.1.
The Oppo K9 uses USB Type-C 2.0, OTG.
The Oppo K9 supports Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct.
The Oppo K9 has 5.0, A2DP, LE, aptX HD.

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