Shaped by years of development and insight from the world’s best mountain athletes, COROS APEX 4 delivers ultra-precise GPS, best in class battery, zero-lag mapping, a microphone and speaker, plus advanced training and recovery tools to help you take on your biggest goals.

Built for demanding environments, it combines durable materials with advanced navigation and performance tracking.

• 65hrs GPS battery (46mm) or 41hrs (42mm)
• Global maps with street and trail navigation and POIs
• Dual-frequency GPS with vertical algorithms for alpine terrain
• 1.2” screen (42mm) with strong visibility in all conditions
• Titanium bezel and sapphire glass for durability
• Built-in speaker and mic for alerts and calls
• Tracks recovery, HRV, sleep, SpO2 and training load
• 3D Flyovers and Adventure Journaling

• Screen Material: Sapphire Glass
• Bezel Material: Titanium Alloy with PVD Coating
• Cover Material: Fibre Reinforced Polymer
• Band Material: Silicone