COROS PACE 4 Ultralight Sport GPS Watch, 1.2" AMOLED Touchscreen,19 Days of Daily use, Voice Features, Advanced Training Tools, Accurate GPS, Heart Rate Monitor, Run (Black Crystal)
Quick take
The COROS PACE 4 is a featherweight running GPS watch designed for runners who want detailed training and recovery insights, an AMOLED touchscreen, and notably long battery life for uninterrupted weeks of use. It is a strong fit for people prioritizing GPS running workouts and lightweight 24/7 wear, but it may not match buyers who expect a full smartwatch-first experience. One potential hiccup to keep in mind is that some users report occasional phone connection drops, which can be influenced by the phone setup.
Pros and cons
Pros
- Ultralight and slim for comfortable long wear (about 32 g with the nylon band, about 11.8 mm thin).
- 1.2-inch always-on AMOLED touchscreen with auto-adjusting brightness and sharper resolution versus the Pace 3.
- Big battery claims: up to 19 days of daily use (and up to 41 hours continuous GPS use).
- Voice features for recording voice training logs and setting controls like alarms and target workouts.
- Training and recovery hub tracked through the COROS app, including recovery time, sleep stages, HRV, and more.
Cons
- Buyer-review evidence is limited, so watch-for-fit items like comfort with your specific wrist and consistent phone pairing behavior may vary.
- Some users mention intermittent disconnects with their phone, which may point to phone-specific Bluetooth settings.
- It is a training-focused GPS watch, not a full “smartwatch replacement” for everyone’s needs.
What buyers think
Across the available buyer feedback, the most consistent themes are how lightweight the watch feels, how much people like the AMOLED screen and touchscreen navigation speed, and how GPS performance compares favorably to older models. Several reviewers also highlight the battery life as a standout feature, including strong results for week-long use depending on settings. There is also limited evidence of phone connectivity issues, with at least one comment noting the watch sometimes disconnects from a phone, though this was attributed to the user’s phone rather than a clear, universal device flaw. Overall, the buyer-review evidence suggests the Pace 4 is best received by runners who want an easy-to-wear training tool with reliable everyday usability.
Design and display: easy to read, easy to live with
The Pace 4’s core appeal is comfort. At roughly 32 g with the nylon band and about 11.8 mm thin, it is built to be barely noticeable during long sessions and even all-day wear.
The 1.2-inch AMOLED touchscreen is also a practical upgrade. The watch uses auto-adjusting brightness to stay readable across different lighting conditions, and the display resolution is positioned as a meaningful improvement over the Pace 3. In day-to-day use, that matters if you tend to check pace, route breadcrumbs, or training stats mid-run.
Battery life that supports real training weeks
If you have ever been frustrated by charging schedules, the battery claims are a major selling point here. The watch is rated for up to 19 days of daily use, and up to 41 hours of continuous GPS use. That gives you flexibility for multiple runs and longer tracking sessions without feeling tethered to a charger.
Battery performance in practice will still depend on how you use GPS, touchscreen brightness, and always-on behavior. But the general buyer takeaway is that battery life is strong for a watch in this category.
GPS, navigation, and workout controls
The Pace 4 is built for runner-focused mapping via breadcrumb navigation. It includes GPS satellite support and supports an all-satellite dual-frequency approach, which is designed to help improve GPS robustness in more challenging environments.
Controls are geared for motion: you get a tactile digital crown, two physical buttons that are easy to reach during intensity, plus touch controls for menus and interaction. The combination helps you avoid spending too much time poking at the screen while you are moving.
Voice features for training logs and quick setup
Instead of relying only on post-workout notes, the Pace 4 adds voice functionality. You can capture voice entries about where you were, what you experienced, and how you felt, then complete logging at the end of an activity. It also supports voice control for practical tasks like setting alarms and creating target workouts.
If you like taking context notes during a run, this is one of the differentiators that can make logging feel faster and less disruptive.
Training, recovery, and health insights
One reason runners choose COROS models is the training and recovery workflow. The Pace 4 pairs with the COROS app to surface metrics such as recovery time, sleep stages, HRV, and additional health signals including menstrual cycle tracking. The idea is to help you connect what you train with how your body is responding, rather than only looking at workout splits.
It is worth considering whether these categories match what you actually use. If you mostly want basic pace and run recording, the deeper health and recovery hub may feel like extra complexity. If you want that long-term feedback loop, it can be the value driver.
Pros and cons summary
- Best for: runners who want an ultralight training GPS watch with a bright AMOLED touchscreen, long battery life, and more than just run stats (recovery, HRV, sleep stages).
- Who should buy: people upgrading from older GPS watches, anyone who dislikes daily charging, and runners who like quick navigation and hands-free workout logging via voice.
- Who should avoid (or consider alternatives): buyers who need a smartwatch-first interface, or who prefer to avoid any app-based training ecosystem (because the most useful insights are meant to flow through the COROS app).
- Key tradeoff: review evidence points to generally smooth performance, but phone connectivity can be variable depending on the phone and Bluetooth setup.
Price and availability
The listed price for the COROS PACE 4 Black Crystal is shown as $279.00, with the product currently marked in stock for US shoppers.
Because prices can change, it is a good idea to check the latest availability and cost before committing.
FAQs
Does the COROS PACE 4 have an AMOLED touchscreen?
Yes. It uses a 1.2-inch AMOLED touchscreen with auto-adjusting brightness for easier readability.
How long does the battery last on the COROS PACE 4?
It is rated for up to 19 days of daily use. For continuous GPS use, it is rated up to 41 hours.
What are the voice features used for?
Voice features can be used to record voice training logs (such as what you did and how you felt during the workout) and to control setup tasks like setting alarms or creating a target workout.
Is the COROS PACE 4 comfortable for everyday wear?
It is designed to be ultralight and slim, around 32 g with the nylon band and about 11.8 mm thin, which is intended for comfortable 24/7 wear.
Does it work well for running navigation?
It supports breadcrumb navigation, which can help you follow a route during your run.
Bottom line
The COROS PACE 4 is a compelling pick for runners who care about light weight, long battery life, a crisp AMOLED display, and training and recovery insights beyond basic GPS tracking. If voice logging and quick controls sound like something you would actually use, the Pace 4’s feature set is especially appealing. If you are primarily looking for a smartwatch-style experience or you are sensitive to Bluetooth pairing consistency, you may want to double-check your phone setup or compare models that better match your preferences.
Specifications
| Product Title | COROS PACE 4 Ultralight Sport GPS Watch, 1.2" AMOLED Touchscreen,19 Days of Daily use, Voice Features, Advanced Training Tools, Accurate GPS, Heart Rate Monitor, Run (Black Crystal) |
|---|---|
| Category | Electronics > GPS, Finders & Accessories > Sports & Handheld GPS > Running GPS Units |
| Brand | COROS |
| Manufacturer | COROS Wearables Inc. |
| Model Name | COROS PACE 4 Watch |
| Model Number | W335 |
| Screen Size | 1.2 Inches |
| Additional Features | Bluetooth |
| Connectivity Technology | Bluetooth |
| Map Types | Breadcrumb |
| Battery Average Life | 17 days |
| Mounting Type | Wrist Mount |
| Operating System | AsteroidOS |
| Memory Storage Capacity | 4 GB |
| Display Type | AMOLED |
| Human-Interface Input | Buttons, Microphone, Touchscreen |
| Compatible Devices | Smartphone |
| Control Method | Push Button, Touch, Voice |
| Are Batteries Included | Yes |
| Supported Satellite Navigation System | GPS |
| Built-In Media | Sports Watch |
| UPC | 810005785563 |
| Mfr Part Number | W335 |
| Warranty Description | 2 year |
| Unit Count | 1.0 Count |
| Special Feature | Bluetooth |
| Map Type | Breadcrumb |
Recommended next
Garmin Forerunner 55, GPS Running Watch with Daily Suggested Workouts, Up to 2 Weeks of Battery Life, Black - 010-02562-00
Garmin Forerunner 55 is a GPS running smartwatch aimed at people who want guided training and straightforward tracking of pace, distance, heart rate, and workouts. Expect long battery life in smartwatch mode, a learning curve for button-based controls, and a charging-cable fit that may matter for some users.
SUUNTO 9 Peak and Peak Pro Sports GPS Watch
The SUUNTO 9 Peak Pro is a rugged, adventure-first GPS watch built for longer battery life, multi-sport training, and reliable location tracking. Buyers consistently highlight strong GPS performance and standout endurance, with a couple of caveats around fitness feature limitations like sleep tracking and (for some) music playback expectations.
COROS PACE Pro GPS Sport Watch, 1.3-inch AMOLED Touchscreen, Fastest in Class Processor Running Watch
The COROS PACE Pro is a feature-rich running GPS watch with a bright 1.3-inch AMOLED display, offline worldwide navigation maps, and long battery life. Reviewers highlight accurate tracking, fast app syncing, and responsive mapping for route-based workouts, with the main tradeoff being that some watch-face and band feel preferences may differ from competitors.
Garmin Enduro™ 2 – Ultraperformance Watch, Long-Lasting GPS Battery Life, Solar Charging, Preloaded Maps
Garmin’s Enduro 2 is a rugged solar multisport GPS watch built for long days outdoors, with a claimed GPS battery life of up to 150 hours (solar charging). It adds ultra-focused navigation tools, advanced training metrics, and a flashlight for night running. It’s a premium, feature-dense choice best for endurance athletes, not casual users who just want basic smartwatch features.