Oppo K9x
#2489
Xiaomi Redmi Note 11 (China)
#1797Category Breakdown
Oppo K9x
Xiaomi Redmi Note 11 (China)
Performance
86.586.3
Camera
36.246.3
Display
78.175.4
Battery
33.733.7
Build
0.20.2
Connectivity
75.376.8
Audio
8.987.6
Overall
48.554.8
Summary
- The Oppo K9x and Xiaomi Redmi Note 11 both feature a 90Hz IPS LCD display, with the K9x measuring 6.49 inches and the Note 11 slightly larger at 6.6 inches.
- Both devices are powered by the Mediatek Dimensity 810 chipset, ensuring similar performance levels, though the K9x offers configurations with up to 12GB of RAM compared to the Note 11's maximum of 8GB.
- In terms of camera capabilities, the K9x has a 64 MP main sensor, while the Note 11 features a 50 MP main sensor alongside an 8 MP ultrawide lens, providing more versatility.
- Both smartphones have a 5000 mAh battery with 33W charging, and they run on Android 11, but the K9x uses ColorOS 11.1, whereas the Note 11 operates on MIUI 12.5.
- The K9x lacks stereo speakers, while the Note 11 includes them, enhancing the audio experience.
Side-by-side Specification Comparison
Oppo K9x
Xiaomi Redmi Note 11 (China)
General
Release Date
2021, December 23
2021, October 28
Announced
2021, December 23
2021, October 28
Description
N/A
Not to be confused withRedmi Note 11for Global market andRedmi Note 11 4G
Display
Size
6.49"
6.6"
Type
IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)
IPS LCD, 90Hz
Resolution
1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
1080 x 2400 pixels, 20:9 ratio (~399 ppi density)
PPI
1080
1080
Refresh Rate
90Hz
90Hz
HDR Support
✗
✗
Protection
Aluminosilicate glass
N/A
Performance
Chipset
Mediatek Dimensity 810 (6 nm)
Mediatek Dimensity 810 (6 nm)
CPU
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Mali-G57 MC2
Mali-G57 MC2
Memory
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
microSDXC
No
Camera
Main Camera
64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF2 MP, f/2.4, (macro)2 MP, f/2.4, (depth)
50 MP, f/1.8, 26mm (wide), PDAF8 MP, 119˚, (ultrawide), 1/4.0", 1.12µm
Main Camera Features
LED flash, HDR, panorama
LED flash, HDR, panorama
Front Camera
16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm
16 MP, f/2.5, (wide), 1/3.06", 1.0µm
Front Camera Features
N/A
HDR, panorama
Video Recording
1080p@30fps, gyro-EIS
1080p@30/60fps
Selfie Video
1080p@30fps
1080p@30fps
Optical Stabilization
✗
✗
Night Mode
✗
✗
Raw Photo Support
✗
✗
Battery
Capacity
5000 mAh
5000 mAh
Battery Details
Li-Po 5000 mAh
Li-Po 5000 mAh
Charging Details
33W wired, 50% in 27 minReverse wired
33W wired, 100% in 62 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Safety
Dimensions
162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)
163.6 x 75.8 x 8.8 mm (6.44 x 2.98 x 0.35 in)
Weight
194 g
195 g
Materials
N/A
N/A
Colors
Black, Blue
Mysterious Black, Milky Way Blue, Mint Green
Foldable
✗
✗
SAR
N/A
N/A
Connectivity
SIM
Nano-SIM + Nano-SIM
Nano-SIM + Nano-SIM
Network
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
GSM / CDMA / HSPA / EVDO / LTE / 5G
Network Speed
HSPA, LTE, 5G
HSPA, LTE (CA), 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth
5.1, A2DP, LE, aptX
5.1, A2DP, LE
NFC
✗
✗
USB
USB Type-C 2.0, OTG
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✓
✓
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, BDS
GPS (L1), GLONASS (G1), BDS (B1), GALILEO (E1)
Audio
Stereo Speakers
✗
✓
Loudspeaker
Yes
Yes, with stereo speakers
Audio Jack
Yes
Yes
Software & Security
Operating System
Android 11, ColorOS 11.1
Android 11, MIUI 12.5
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Fingerprint (side-mounted), accelerometer, gyro, compass