Oppo Find X9 5g vs Redmi K90 Ultra

Should you buy Oppo Find X9 5G or Redmi K90 Ultra? Find out which mobile phone is best for you - compare the two models on the basis of pric...e and key specs like performance, price, camera, display, ram, storage, battery capacity, operating system, Network Connectivity, Multimedia and more.

SpecificationsOppo Find X9 5GRedmi K90 Ultra
Price74999.074970.0
Operating SystemAndroid 16Android 16
Camera50MP + 50MP + 50MP And 32MP50 MP + 50 MP + 8 MP And 32 MP
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Show me the differences

Audio

Audio Features

Stereo speakers -

Loudspeaker

Yes -

Stereo Speakers

Yes -

Battery

Capacity

7025mAh 8000 mAh

Quick Charging

80W wired Charging -

Removable

- No

USB Type-C

Yes Yes

Wireless Charging

50W wireless charging 120W fast wireless charging

Camera

Autofocus

Yes Yes

Flash

Yes Yes

Front Camera

32MP 32 MP

Rear Camera

50MP + 50MP + 50MP 50 MP + 50 MP + 8 MP

Design

Build Material

Sleek premium design -

Colours

Space Black, Titanium Grey Black, Blue, Orange

Ruggedness

IP68 / IP69 -

Water Resistance

Yes (IP68/IP69) IP68

Display

Bezel-less display

Yes Yes

Brightness

1800 nits -

Display Type

AMOLED LTPS OLED

Refresh Rate

120 Hz 165 Hz

Resolution

- 1.5K

Screen Protection

Corning Gorilla Glass 7i -

Screen Size

6.59-inch 6.8 inch
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General

Brand

Oppo Redmi

Custom UI

ColourOS 16 HyperOS

Launch Date

November 18, 2025 June 1, 2026

Model

Find X9 K90 Ultra

Operating System

Android 16 Android 16

Network & Connectivity

Bluetooth

6.0 5.2

GPS

Yes Yes

NFC

Yes Yes

Network Support

5G 5G

SIM 1

Yes -

SIM 2

Yes -

VoLTE

- Yes

Wi-Fi

Wi-Fi 7 Wi-Fi 7

Performance

Graphics

Arm G1-Ultra GPU -

Processor

MediaTek Dimensity 9500 MediaTek Dimensity 9500 Plus

Processor Fabrication

3nm -

RAM

12GB/16GB 12GB / 16GB

RAM Type

LPDDR5X -

Sensors

Fingerprint Sensor

Ultrasonic in-display In-display ultrasonic

Storage

Internal Memory

256GB / 512GB 512GB

Storage Type

UFS 4.1 UFS 4.0
Scoring parameters
How is the score calculated?

This is a relative score calculated on the basis of the following specifications:

  • score popup Performance
  • score popup Battery
  • score popup Camera
  • score popup Storage
  • score popup Display

Each Mobiles has been benchmarked against ~31,000 other phones to calculate the score.

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