Open dataset · CC BY 4.0

Apple Watch Ultra 3 49mm screen size

Apple Watch Ultra 3 49mm: 211 × 257 points at @2x, which is 422 × 514 pixels at 326 ppi on an OLED display (49 mm case).

Screen specs

Apple Watch Ultra 3 49mm screen specs
Points	211 × 257 pt
Pixels	422 × 514 px
Scale	@2x
PPI (Apple)	326
Case size	49 mm
Aspect ratio	211:257 (1.218)
Display type	OLED
ProMotion	No
Always-On	Yes
Cutout	None
Home button	No
Release year	2025

Safe area insets

Safe areas haven't been measured for this device yet.

Corner radius (unofficial)

57 pt (unofficial). Apple doesn't publish this; measured from the Simulator's private display corner radius.

UNOFFICIAL: DeviceCornerRadius key in the Simulator device type (source: Xcode 27.1 Simulator device type 'Apple Watch Ultra 3 (49mm)', Apple Watch Ultra 3 (49mm).simdevicetype capabilities.plist (static, not booted)); on the booted iOS 27 device types this key matched the private UIScreen _displayCornerRadius to within 0.34 pt (it differs only for the iPhone 12 family: 47/53 vs 47.33/53.33). Apple does not publish this value

For iOS developers

A 1 pt line is 2 pixels thick.
A 44 pt tap target is 88 × 88 pixels.
Assets: @2x.
WKInterfaceDevice.current().screenBounds: 211 × 257 points (portrait).

Same layout size

Same points and scale (211 × 257 pt at @2x):

Apple Watch Ultra 4 49mm

Compare

Apple Watch Ultra 4 49mm vs Apple Watch Ultra 3 49mm
Apple Watch Ultra 3 49mm vs Apple Watch Ultra 2 49mm
Previous Apple Watch Ultra model: Apple Watch Ultra 2 49mm
Next Apple Watch Ultra model: Apple Watch Ultra 4 49mm

Sources

Apple Watch Ultra 3 - Tech Specs, Apple: diagonal, resolution, ppi, display_type, refresh_rate, features
Xcode 27.1 (27A9275) Simulator: UIKit probe app (scripts/simulator/Measure.swift) and device-type capabilities.plist, measured 2026-10-27, Apple: corner_radius (unofficial), logical_resolution, scale

Download and cite

/api/devices/apple-watch-ultra-3-49mm.json: this device as JSON.
/api/devices.json: every device.
/api/devices.csv: every device as CSV.
github.com/aryansbtloe/apple-device-screen-specs: the dataset, JSON Schema and validator.

Data: Apple device screen specs by bestlatestapps.com (https://bestlatestapps.com/tools/apple-device-screen-sizes/), licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Built from Apple's published tech specs and Human Interface Guidelines, Wikipedia for model identifiers, and our own Xcode Simulator measurements.

Cite as: Singh, A. (2026). Apple Device Screen Specs (v0.1.0). Zenodo. https://doi.org/10.5281/zenodo.23819103

Also on: Zenodo and Kaggle

Link to this tool

Found it useful? You're welcome to link to it from your README, docs or blog.

HTML

<a href="https://bestlatestapps.com/tools/apple-device-screen-sizes/apple-watch-ultra-3-49mm/">Apple Watch Ultra 3 49mm screen size</a> – Apple Watch Ultra 3 49mm: OLED screen, 211×257 points at @2x, 422×514 px, 326 ppi.

Markdown

[Apple Watch Ultra 3 49mm screen size](https://bestlatestapps.com/tools/apple-device-screen-sizes/apple-watch-ultra-3-49mm/) – Apple Watch Ultra 3 49mm: OLED screen, 211×257 points at @2x, 422×514 px, 326 ppi.

Dataset credit (CC BY 4.0)

Data: [Apple device screen specs](https://bestlatestapps.com/tools/apple-device-screen-sizes/) by bestlatestapps.com, CC BY 4.0

Questions

What is the Apple Watch Ultra 3 49mm screen resolution?

422 × 514 pixels at 326 ppi, shown as 211 × 257 points at @2x.

Does the Apple Watch Ultra 3 49mm have the same screen size as the Apple Watch Ultra 4 49mm?

Yes, for layout: both are 211 × 257 points at @2x, so apps and web pages lay out the same. Both have 422 × 514 pixels.

Data version 0.1.0, generated 2026-10-27.