COROS APEX 4 (46mm) GPS Watch – Black

Overview

Take on demanding runs, climbs and mountain adventures with the COROS APEX 4 GPS Sports Watch – 46mm Black.

Built for mountain athletes, the APEX 4 combines dual-frequency GPS, detailed global maps, a sapphire touchscreen and Grade 5 titanium bezel in a durable, lightweight design.

Its long-lasting battery provides up to 65 hours in Endurance Satellite Mode, while advanced training, recovery and navigation tools help you track performance both during and after your activities.

Key Features & Benefits

• Precise Dual-Frequency GPSAdvanced satellite positioning and vertical GPS algorithms are designed to maintain accurate tracking in challenging environments such as forests, valleys and steep mountain terrain.
• Up to 65 Hours GPS BatteryThe 46mm APEX 4 provides up to 65 hours in COROS's Endurance Satellite Mode, making it suitable for long-distance races and extended outdoor adventures.
• 1.3-Inch Always-On DisplayThe third-generation Memory-in-Pixel touchscreen is designed to remain easy to read in bright sunlight, snow and shaded environments.
• Scratch-Resistant Sapphire GlassSapphire glass provides excellent resistance against everyday scratches during demanding outdoor use.
• Grade 5 Titanium BezelThe lightweight titanium bezel provides extra durability without adding unnecessary weight.
• Detailed Global MapsView landscape and topographic maps directly on the watch, complete with street names, trail names and points of interest.
• Turn-by-Turn NavigationFollow routes with turn-by-turn guidance and use features such as Back to Start to help stay on course.
• Dual-Range BarometerEnhanced altitude and pressure tracking helps provide more accurate elevation information during steep climbs and rapidly changing mountain conditions.
• Advanced Heart-Rate TrackingMonitor heart rate throughout workouts and daily activity to help understand training intensity and recovery.
• SpO2 MonitoringTrack blood oxygen saturation with the built-in optical pulse oximeter as part of supported wellness and altitude features.
• Track Sleep and RecoveryMonitor total sleep time, sleep phases, sleep quality, naps and overnight HRV to better understand your recovery.
• Daily Stress MonitoringView a simple 1–100 daily stress score to help understand how your body is responding to training and everyday demands.
• Training Load & Recovery ToolsCOROS EvoLab provides Training Load, Base Fitness, Running Fitness, Recovery Timer, race predictions and other useful performance metrics.
• Built-In Speaker and MicrophoneListen to activity alerts, record Voice Pins and take supported hands-free calls when paired with your phone.
• Voice Pins & Adventure JournalRecord voice notes during activities and combine them with route information and photos in COROS Adventure Journal.
• Offline MusicStore and play compatible MP3 music directly from the watch through supported Bluetooth headphones.
• Connect to Popular Fitness AppsCOROS confirms integration with services including Strava, Apple Health and Google Fit.
• Bluetooth Sensor SupportConnect compatible heart-rate monitors, cycling power meters and other Bluetooth accessories.
• 5 ATM Water ResistanceRated to 5 ATM / WR50 for surface-water activities. COROS states it is not designed for diving.
• Fast ChargingCOROS states that the APEX 4 can charge from 0–100% in under two hours.

Why Choose This Product?

The COROS APEX 4 46mm is designed for athletes who need more than basic activity tracking.

Its combination of accurate GPS, global mapping, long battery life, sapphire glass and titanium construction makes it particularly suitable for trail running, mountain climbing, skiing and endurance training.

Advanced recovery information including sleep, HRV, Training Load and Recovery Timer also helps provide a more complete picture of your training between workouts.

Specifications