COROS APEX 4 GPS Outdoor Watch, 46 mm, Black

The COROS APEX 4 stands apart from typical GPS watches by pairing a featherlight titanium build with dual-frequency GNSS tracking, delivering pinpoint accuracy even in dense forests or deep canyons. Its sapphire crystal face shrugs off scrapes, while the always-on memory LCD stays readable in blazing sun. This 46 mm black edition is built for ultrarunners, mountaineers, and anyone who demands reliability without bulk.

Highlights

• All-satellite dual-frequency GNSS (GPS, GLONASS, Galileo, Beidou, QZSS) for precise positioning
• Titanium alloy bezel and sapphire glass for extreme durability
• 75 hours of full GPS battery life; 30 days in daily use
• Global offline landscape and topo maps with 32 GB storage
• Optical heart rate, pulse oximeter, barometric altimeter, compass, gyroscope, and accelerometer

In daily use

From dawn trail runs to multi-day treks, the APEX 4 keeps you on course without constant charging. The 1.3-inch memory LCD with 260 x 260 resolution remains clear in all conditions, and the silicone strap with 22 mm width ensures a secure, comfortable fit. Water resistance to 5 ATM means rain, sweat, and shallow swims are no obstacle. Bluetooth and Wi-Fi connectivity sync your data effortlessly, while the watch operates in temperatures from -20°C to 50°C, ready for alpine ascents or desert ultras.

Full specifications

• Display: 1.3-inch Memory LCD, 260 x 260 pixels
• Bezel material: Titanium alloy
• Cover glass: Sapphire glass
• Strap material: Silicone, 22 mm width
• Water resistance: 5 ATM (50 meters)
• Satellite systems: GPS, GLONASS, Galileo, Beidou, QZSS
• Sensors: Optical heart rate, pulse oximeter, barometric altimeter, accelerometer, gyroscope, compass
• Battery life: 75 hours (full GPS), 30 days (daily use)
• Connectivity: Bluetooth, Wi-Fi
• Storage: 32 GB
• Operating temperature: -20°C to 50°C (-4°F to 122°F)
• Maps: Global offline landscape and topo maps

Final note

For athletes who refuse to compromise on accuracy or endurance, the COROS APEX 4 in black delivers professional-grade navigation in a watch that feels as tough as it looks.