The Coros Pace 4 Pro ($450) offers up to 60 hours of GPS battery life, making it ideal for ultrarunners. It features a large AMOLED display, touchscreen, and fast map processing. The watch is lightweight and priced competitively.

The Pace 4 Pro has a 1.47-inch screen, the largest in Coros’ lineup, with 3,500-nit brightness. It performs well in various conditions, from bright sun to overcast skies. The watch also includes a flashlight and quick-response touchscreen. Read more trail coverage.

Coros integrates AI coaching via ChatGPT and Claude, offering personalized workout suggestions. The watch’s heart rate sensor is generally reliable but can occasionally give inaccurate readings. Despite this, it remains a solid choice for daily wear. Related: 2026 Run Rabbit Run 100 Mile Preview: Prize Money and Top Runners.

This original Runner World brief is based on reporting from iRunFar. Visit the source for its complete reporting, context and any later corrections.