How do I choose between the 41mm and 45mm Pixel Watch 4 sizes?

Both sizes offer identical breakthrough features including satellite SOS, user-serviceable design, and Gemini AI coaching. The 45mm provides larger display and superior battery life (40 hours vs 30 hours), fitting wrists 150-215mm circumference. The 41mm offers classic, lighter profile fitting wrists 130-210mm circumference. Choice depends on display preference, battery needs, and wrist fit.

What breakthrough features does Pixel Watch 4 offer that competitors cannot match?

Four revolutionary capabilities no competitor offers: (1) Satellite SOS emergency communication enabling distress signals without cellular coverage, (2) User-serviceable design with replaceable battery and display components, (3) Actua 360 domed display with 3000 nits brightness, (4) Gemini AI personal health coach with 24/7 guidance and raise-to-talk activation.

Which phones are compatible with the Pixel Watch 4?

Compatible with Google Pixel and Android phones running Android 11.0 or newer. Optimal experience achieved with Pixel phones for exclusive satellite emergency communication, Gemini AI integration, and camera remote control capabilities. Google Account required for full feature access.

How does the satellite SOS emergency communication work?

Industry-first capability enabling distress signals and emergency service communication in remote locations without cellular or Wi-Fi coverage. Uses advanced satellite network technology with 2-year free service included and global coverage. Functions in areas where no other smartwatch can operate.

Is the Pixel Watch 4 water resistant?

Yes, features comprehensive water resistance with 50 meters (5 ATM) depth capability and IP68 protection. Supports ocean swimming, pool activities, showering, water sports, and complete submersion protection with Water Lock Mode for automatic water ejection.

How does the revolutionary repairability design work?

First user-serviceable Pixel Watch with replaceable battery and display components. Enables cost-effective maintenance at fraction of full device cost, supporting 5+ year usage with component replacement. User-accessible battery replacement takes 15-30 minutes with official kits. Display replacement available through professional service network.

What advanced health features are available on Pixel Watch 4?

Breakthrough Loss of Pulse Detection (FDA-cleared), Gemini AI health coach with 24/7 guidance, 18% more accurate sleep tracking, multi-path heart rate sensor, skin temperature monitoring, ECG readings, and continuous SpO2 monitoring. Includes 6-month Fitbit Premium trial for advanced analytics.

Do I need a phone to use the Pixel Watch 4?

Initial pairing requires compatible Android phone. LTE model enables independent operation for calls, texts, music, Google Pay, and Gemini Assistant. Bluetooth/Wi-Fi model requires phone proximity or Wi-Fi connection. Both models include satellite SOS emergency communication operating independently.

Calendar Planner - Agenda App

Name: Google Pixel Watch 4
Brand: Google
Availability: PreOrder
Rating: 4.8 (1250 reviews)

Calendar Planner combines all your calendars in one place with 5 million+ downloads and a 4.3★ rating, featuring event scheduling, reminders, and WearOS watch support.

Best for: Multi-platform calendar sync, quick event creation, schedule overview

Download: Play Store | Phone: Phone required for setup | Offline: Partial (cached events) | Battery: Low

WearOS Features

Access your complete schedule directly from your wrist.

Watch Access: View your calendar and upcoming events without reaching for your phone.
Calendar Sync: Syncs with Google Calendar, Apple Calendar, iCloud, and Microsoft calendars.
Quick Overview: See daily and weekly schedules at a glance on your watch.
Event Reminders: Receive timely notifications for important appointments.

Productivity Tip

Set up calendar widgets on your watch face for instant schedule visibility throughout the day.

Compatibility

Detail	Value
Developer	Dairy App & Notes
Rating	4.3★ (43.6K reviews)
Downloads	5 million+
Price	Free (IAP £1.99-£49.99)
Category	Productivity
App Size	~25 MB
Content Rating	PEGI 3
Last Updated	Dec 2025
Requires	`Android 8.0+`

Getting Started

Install Calendar Planner on your phone and WearOS watch from the Play Store.
Connect your existing calendars from Google, Apple, iCloud, or Microsoft.
Create your first event using the quick 2-step process.
Configure reminder notifications for important events.
Set up widgets on your watch for quick calendar access.
Use color coding to organize personal and work events visually.

Calendar Features

Everything you need for comprehensive schedule management.

Multiple Views: Monthly, weekly, daily, and list views to suit your preference.
Quick Events: Create appointments in just 2 steps for efficient scheduling.
Color Coding: Organize events visually with different calendar colors.
Multi-Platform: Works with Google, Apple, iCloud, Microsoft, and Outlook calendars.

Organization Tip

Use different colors for work, personal, and family calendars to see your schedule at a glance.

Why Calendar Planner on WearOS

All-in-One: Events, tasks, reminders, widgets, and memos in a single app.
Cross-Platform Sync: Integrates with all major calendar services seamlessly.
Wrist Access: Check your schedule without pulling out your phone.
Beautiful Widgets: Customizable calendar widgets for your watch face.

WearOS Features​

Productivity Tip

Compatibility​

Getting Started​

Calendar Features​