1. Introduction
The COROS PACE 4 is an ultralight and ultra-thin GPS sport watch designed for athletes and fitness enthusiasts. It features a 1.2-inch AMOLED touchscreen, extended battery life, voice features, advanced training tools, GPS, heart rate monitoring, and navigation capabilities. This manual provides essential information for setting up, operating, and maintaining your device.
2. Setup
2.1 Initial Charging
Before first use, fully charge your COROS PACE 4 watch using the provided USB-C charging cable. Connect the cable to the charging port on the back of the watch and to a compatible USB power source. The watch display will indicate charging status.
2.2 Power On/Off
To power on, press and hold the Digital Crown until the COROS logo appears. To power off, navigate to System settings, then select 'Power Off'.
2.3 Pairing with the COROS App
Download the COROS app from your smartphone's app store. Open the app and follow the on-screen instructions to pair your COROS PACE 4. This enables data synchronization, workout planning, and access to additional features.
3. Operating the Watch
3.1 Display and Controls
The COROS PACE 4 features a 1.2-inch AMOLED touchscreen for vibrant colors and sharp lines. Brightness auto-adjusts for readability in various environments. Control the watch using a combination of the tactile Digital Crown, two easy-to-reach buttons, and the touchscreen.
Image: The COROS PACE 4 watch displaying its vibrant AMOLED screen, highlighting its clarity and ease of reading in various lighting conditions.
3.2 Voice Features
Utilize the built-in microphone for voice recording during workouts. Capture training logs, notes, or quick thoughts mid-run. Voice Control allows you to set alarms or create target workouts.
Image: A runner using the COROS PACE 4 watch to record a voice note during an activity, demonstrating the voice features for capturing training logs.
3.3 Customizable Action Button
The Action Button can be customized for one-tap access to key features such as media controls, breadcrumb navigation, or to record Voice Pins.
4. Training and Health Tracking
4.1 Detailed Training Metrics
The COROS PACE 4 and its companion app track comprehensive training metrics including recovery time, sleep stages, Heart Rate Variability (HRV), and menstrual cycles. This data helps you understand your body's response to training and optimize your regimen.
Image: The COROS app interface displaying various health metrics like Heart Rate, HRV, Stress, Breathing Rate, and SpO2, demonstrating the comprehensive health tracking capabilities.
4.2 Advanced Training Tools
Access tools like race predictions, personalized marathon plans, and a virtual pacer to enhance your training. The watch supports various sports modes including Run, Bike, Ski, and Multisport activities.
Image: The COROS app showing a 'Create your Training Plan' interface with options to adjust difficulty and target time for a personalized marathon plan, alongside the watch displaying current workout data.
4.3 Fitness Tests
Perform Running Fitness and Cycling FTP tests to establish baseline performance and personalize training zones. These tests help the watch understand your current fitness level for more accurate data and tailored workout recommendations.
5. Connectivity and GPS
5.1 GPS Accuracy
The COROS PACE 4 features precision GPS with All-Systems and Dual-Frequency satellite modes, ensuring fast and accurate signal acquisition in diverse environments, from city streets to dense trails.
5.2 App Compatibility
Sync routes and workout data seamlessly with popular platforms like Strava, RidewithGPS, and Wikiloc. Build structured workouts directly within the COROS app and maintain instant data synchronization.
6. Battery Life
The COROS PACE 4 offers extended battery performance: up to 41 hours of continuous GPS use and up to 19 days of daily battery life. This ensures prolonged training sessions without frequent recharging.
Image: The COROS PACE 4 watch display showing estimated battery life of 19 days and 41 hours of GPS use, emphasizing its long-lasting power.
7. Maintenance
7.1 General Care
Clean your watch regularly with a soft, damp cloth. Avoid harsh chemicals or abrasive materials. Ensure the charging port is dry before connecting the charger.
7.2 Strap Replacement
The watch supports 22mm bands. To replace, locate the quick-release pins on the underside of the strap and gently slide them to detach. Align the new strap and re-engage the pins.
8. Troubleshooting
8.1 Watch Not Powering On
Ensure the watch is fully charged. If the issue persists, perform a soft reset by holding down the Digital Crown for 15 seconds.
8.2 GPS Signal Issues
Ensure you are in an open area away from tall buildings or dense tree cover. Allow the watch sufficient time to acquire a signal. Check the satellite system settings on your watch to ensure optimal mode is selected.
8.3 App Sync Problems
Verify Bluetooth is enabled on your smartphone and watch. Ensure the COROS app is up to date. Try restarting both your watch and smartphone.
9. Specifications
| Feature | Detail |
|---|---|
| Model Number | W335 |
| Display Size | 1.2 Inches AMOLED Touchscreen |
| Weight | 32g (with nylon band), 40g (with silicone band) |
| Thickness | 11.8mm |
| GPS Battery Life | Up to 41 hours |
| Daily Use Battery Life | Up to 19 days |
| Water Resistance | 5 ATM |
| Connectivity | Bluetooth |
| Memory Storage | 4 GB |
10. What's in the Box
- COROS PACE 4 Sport GPS Watch
- USB-C Charging Cable (not included, sold separately)
Image: Contents of the COROS PACE 4 box, including the watch, documentation, and a reminder that the USB-C charging cable is sold separately.
11. Official Product Videos
COROS PACE 4 Launch Film
Video: An official launch film showcasing the COROS PACE 4 watch, highlighting its design and key features in action.
PACE 4 Video Vertical
Video: A vertical format video demonstrating the COROS PACE 4 watch, ideal for mobile viewing, showcasing its features and user interface.
12. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the official COROS website or contact COROS customer support directly. Keep your proof of purchase for warranty claims.
