OPPO Watch X3 Mini

Name: OPPO Watch X3 Mini
Brand: OPPO

OPPO Watch X3 Mini is a smartwatch released in April 2026. Key specs: case size 43 mm, screen size 1.32″, AMOLED / OLED display, water resistance 5 ATM.

8.6Score

Display5.9

Health tracking9.6

Sports & outdoor8.0

Smart features9.0

Build & durability6.2

price range$220–275Reference price converted from EUR

Full specifications

Released: April 2026
Type: Smartwatch
Brand: OPPO
Popularity: #709 of 891
Model numbers: OWW263OWW264

43 mmCase size

1.32″Screen size

YesAMOLED / OLED display

5 ATMWater resistance

40.4 gWeight

YesNFC payments

Spec guide

How it ranks among smartwatches of 2026

Spec guide

Screen size · 1.32″Bottom 18%Water resistance · 5 ATMBottom 39%Weight · 40.4 gTop 33%

Compared with smartwatches released in 2026. Bars show the share of models it beats.

compared with other smartwatches

Why is Watch X3 Mini a good choice?

Pixel density: 499 ppibetter than 99% of smartwatches

Weak points

Water resistance: 5 ATMworse than 89% of smartwatches

Screen size: 1.32″worse than 85% of smartwatches

In rankings

#13Best for health tracking #1Sharpest watch displays #13Best smartwatches from $200 to $400

Specifications

Full specifications

Design & durability

Case size: 43 mm
Weight: 40.4 g
Thickness: 11.2 mm
Height: 43.2 mm
Width: 43.2 mm
Case material: Stainless steel
Sapphire crystal: Yes
Lens / cover glass: Sapphire crystal glass
Water resistance: 5 ATM
Ingress protection: IP68
Water resistance (IPx): IPx8
Colours: High-gloss Gold, Starlight Silver, Mocha Brown

Display

Screen size: 1.32″
Display technology: AMOLED
Panel: AMOLED
AMOLED / OLED display: Yes
Resolution (width): 466 px
Resolution (height): 466 px
Pixel density: 499 ppi
Peak brightness: 1,000 nits
Refresh rate: 60 Hz

Battery

Battery capacity: 354 mAh
Battery type: Li-Po
Wireless charging: No
Charged in 30 min: 50%

Health sensors

Optical heart rate: Yes
Blood oxygen (SpO2): Yes
Skin temperature: Yes
Temperature sensor: Yes
Sensors: Accelerometer, gyro, barometer, compass, heart rate, SpO2, thermometer (skin temperature)

Sports & navigation