Redmi K90 Ultra vs Vivo X300 5g

Should you buy Redmi K90 Ultra or Vivo X300 5G? Find out which mobile phone is best for you - compare the two models on the basis of price a...nd key specs like performance, price, camera, display, ram, storage, battery capacity, operating system, Network Connectivity, Multimedia and more.

SpecificationsRedmi K90 UltraVivo X300 5G
Price74970.075999.0
Operating SystemAndroid 16Android 16
Camera50 MP + 50 MP + 8 MP And 32 MP200MP + 50MP + 50MP And 50MP
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Audio

Audio Features

- Stereo speakers

Audio Jack

- No

Loudspeaker

- Yes

Stereo Speakers

- Yes

Battery

Capacity

8000 mAh 6040mAh

Quick Charging

- 90W wired

Removable

No No

Type

- Li-ion

USB Type-C

Yes Yes

Wireless Charging

120W fast wireless charging 40W wireless

Camera

Autofocus

Yes Yes

Flash

Yes Yes

Front Camera

32 MP 50MP

Optical Image Stabilisation

- Yes

Rear Camera

50 MP + 50 MP + 8 MP 200MP + 50MP + 50MP

Design

Build Material

- Metal Frames

Colours

Black, Blue, Orange -

Form Factor

- Touchscreen Bar

Water Resistance

IP68 IP68/IP69

Weight

- 190 grm

Dimensions

Thickness

- 0.79 cm
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Display

Bezel-less display

Yes Yes

Display Type

LTPS OLED LTPO OLED

HDR / Ultra HDR

- Q10+

Refresh Rate

165 Hz 120 Hz

Resolution

1.5K 1.5K resolution

Screen Size

6.8 inch 6.31 inch

General

Brand

Redmi Vivo

Custom UI

HyperOS OriginOS 6

Launch Date

June 1, 2026 December 2, 2025

Model

K90 Ultra X300 5G

Operating System

Android 16 Android 16

Network & Connectivity

Bluetooth

5.2 5.4

GPS

Yes Yes

NFC

Yes Yes

Network Support

5G 5G

VoLTE

Yes Yes

Wi-Fi

Wi-Fi 7 Wi-Fi 7

Performance

Processor

MediaTek Dimensity 9500 Plus MediaTek Dimensity 9500

Processor Fabrication

- 3nm

RAM

12GB / 16GB 16GB

Sensors

Fingerprint Sensor

In-display ultrasonic In-display

Storage

Expandable Memory

- No

Internal Memory

512GB 512GB

Storage Type

UFS 4.0 UFS 4.0/4.1
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.

For personalized scores based on your preference, you can visit Mobile Recommender to check scores of the recommended Mobiles for you.