COROS

COROS APEX 4

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SATISFY COROS APEX 4

The ultimate mountain sports watch, revisited through a SATISFY lens.

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372M45°42'59"N
SATISFYCOROS

Born from a shared obsession of the high-alpine and built on the world's best trail platform, the special edition SATISFY COROS APEX 4 features a unique ice-crystallized titanium bezel and comes with both silicone and nylon bands.

ICE-CRYSTALLIZED TITANIUM BEZEL

A singular titanium bezel shaped by extreme heat and micro etching to reveal a raw, light-shifting crystal structure. As a result of the refined engineering process, no two watches are the same.

INTERCHANGEABLE BANDS

The two bands included in the packaging are designed to give you the most comfortable feel, no matter your preference.

Grooved Silicone

Worn Sage Nylon

THREE SATISFY-DESIGNED WATCH FACES

The SATISFY COROS APEX 4 comes loaded with three exclusive watch faces designed by SATISFY, powered by COROS.

ENVIRONMENTAL CONDITIONS WATCH FACE

Check the weather conditions before you step outside, with temperature, rainfall, humidity, and UV data.

ALPINE-GRADE DESIGN

LIGHTWEIGHT TITANIUM. REINFORCED LUGS. SAPPHIRE GLASS.

ABSURD PRECISION

Precision tracking for GPS, pace, heart rate, and elevation, coupled with relentless battery performance.

GPS

Precision that holds true in dense forests, steep couloirs, and sheer alpine walls.

Battery

Long enough to last 100 miles around Mont Blanc, or linking up the Grand Traverse.

APEX 4 (46mm) 65 hrs+ Vertical GPS Algorithms for challenging environments
*Endurance Satellite Mode

Microphone

Record Voice Pins to capture beta on the wall or save a note-to-self during your long run to help be better prepared next time.

MORE DETAILED MAPS

Two map layers with 15m zoom plus trail and street names keep you oriented on trails, in the city, or on the slopes.

LANDSCAPE
TOPOGRAPHIC
TURN-BY-TURN
TRAIL AND STREET NAMES

Elevation

Calibrated for rapid weather changes and steep, technical terrain.

- Dual-range barometer

30x

Faster map and graphic rendering speeds.

IN PLAIN SIGHT

APEX 4's 3rd generation always-on MIP display delivers deeper colors, stays sharp in full sun, deep snow, and shadows.

Speaker

Take hands-free calls and listen to your activity alerts out loud.

MOUNTAIN SPORT TRAINING SYSTEM

APEX 4 and the COROS app form a connected training system built for athletes who want to improve.

Training Load tracks how much work you’ve put in across runs, rides, climbs, and touring.

RECOVERY AND READINESS HUB

TOOLS FOR THE ASCENT

Accurate data, zero-lag mapping, and incredible battery set you up for success, no matter the task at-hand.

BUILT-IN VOICE TOOLS

Take hands-free calls, record Voice Pins, or have your activity alerts played out-loud so you never have to break your attention.

HELP ME CHOOSE

Which watch is right for you?

COROS PACE
COROS NOMAD
COROS APEX
COROS VERTIX
What You Do

Road running, track intervals, triathlons, and racing.

Multi-day hikes, off-grid adventures, fishing trips, and outdoor journaling.

Trail running, ski touring, alpine climbing, and steep vertical training.

Ultramarathons, mountaineering, big expeditions.

Who You Are

A runner, triathlete, or cyclist chasing speed and simplicity.

A weekend warrior who thrives off the grid—fishing, hiking, camping.

A mountain athlete training with purpose and precision.

An ultra-endurance athlete who needs a watch that goes the distance, and further.

Built For

Lightweight feel, GPS accuracy, high-performance, daily wear, and voice powered training tools.

Rugged design, environmental awareness, and a mic for Voice Pins.

Titanium bezel, sapphire glass, speaker + mic, climbing carabiner.

Full-metal case, best-in-class battery, extreme weather durability.

Made to Support

Fast workouts, structured road/triathlon training, running specific features.

Journal your trips, log Voice Pins, revisit routes and moments.

Climb, ski and trail running, route planning, and performance tracking.

Ultra-marathon specific training, multi-day (or week) projects, massive battery life, expedition planning.

What's in the box

*USB-C charging cable not included.

All battery claims depend on feature usage such as music, backlight, navigation, and many other factors; actual results will vary. Lithium-ion batteries have limited recharge cycles and may show degradation over time. Battery life and charge cycles vary by use and settings. View our Battery Specifications for more detailed information.