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The ultimate GPS watch for mountain adventures, where accuracy and battery life are paramount.
COROS VERTIX 2S is the flagship of the COROS brand - the highest model with the best available technology, only premium materials and the longest battery life. The VERTIX model is typically purchased by climbers, mountain guides, ultra runners - in short, people who require robustness from a watch, but especially a very long battery life.
Can't decide which COROS model is best for your needs? Check out our detailed comparison of all COROS models.


What's new
Innovation in key areas. On the edge of the possible.
COROS VERTIX 2S focuses even more on the needs of mountain athletes and brings improvements. Completely redesigned GPS antenna architecture on the watch for even more accurate position recording in mountainous environments. Combined with the Outdoor Climb activity, this is the most advanced implementation of software and hardware for accuracy in the mountains. The latest generation of heart rate sensor with 5 LEDs and 4 light detectors. Accurate heart rate measurement during activities or, for example, during sleep, measuring the degree of fatigue and recommended recovery time. The package now also includes a pair of straps as standard - durable silicone and comfortable nylon. With the launch of the COROS VERTIX 2S model, a new activity is also coming - Bouldering.
GPS antenna. Completely redesigned GPS antenna architecture on the watch combined with even more refined software for the greatest possible accuracy when climbing in the mountains.
Heart rate measurement. A completely new and redesigned optical sensor with 5 LEDs and 4 light detectors for heart rate measurement during the day - during activities or at night. 24/7.
Battery life
Up to 118 hours in GPS mode. Forget about charging.
The battery life of up to 118 hours in standard GPS will easily cover even the longest adventures in the mountains. That's almost 5 days of continuous route recording. In the most accurate Dual Frequency (L1 + L5 frequency) GPS mode, which is designed for use when climbing walls, the battery life is up to 43 hours. With normal use of the watch, the battery lasts up to 36 days.
until
118 hours
in standard GPS mode
until
43 hours
in the most accurate Dual Frequency GPS mode

ralpu support
First-class and exclusive support.
Appreciated by thousands of our satisfied customers.
By purchasing a COROS GPS watch from us, you automatically get free and exclusive access to dozens of COROS support articles in Slovak. Detailed guides and settings, detailed instructions on how to download offline maps to the watch, explanation of COROS EvoLab metrics, training and interpretation of these metrics, COROS HRV Index and dozens of other topics. Customers also highlight our promptness and friendliness in providing personal support.
Are you not a ralpu customer, but would you like to have access to instructions in Slovak and also our personal support? We offer a paid service COROS Support Pro , by purchasing which you will receive these benefits.
GPS Navigation
Navigation on your wrist. Never get lost again.
COROS VERTIX 2S uses the most advanced Dual Frequency GPS chip, which uses L1 and L5 frequencies to obtain a quality signal even in difficult conditions. Of course, GPS navigation with easy-to-understand Turn-By-Turn notifications on the watch display - like in car navigation. Upload a race route (GPX file) or a training route that you have prepared in the COROS app (Route Planner) to the watch with a few clicks. No more wandering during training and you are guaranteed not to get lost in the race. Of course, offline maps of the whole world are free.
Turn-By-Turn. Clear Turn-By-Turn notifications on the display before an upcoming turn.
Course profile. See the course profile on your watch display and your current location during your activity.
Distance to the finish line. Keep track of how many kilometers you have left to reach your destination and distribute your efforts accordingly.
Return to start. Activate navigation back to start in case of sudden weather changes or if you get lost on the route.

Why shop at the ralpu e-shop?
Goods always in stock
Only goods that are physically in stock are sold. Shipping is free for purchases over €100. Your order is shipped immediately. The package is usually delivered within 1 - 2 business days. No tricks.
Satisfaction guaranteed
The product comes with a 24-month warranty. If you have any questions, you can expect a prompt and helpful response. Instructions for COROS GPS watches are translated into Slovak.
Authorized dealer
The ralpu e-shop is an authorized dealer of the COROS brand in Slovakia with many years of experience and appreciated by thousands of customers. You can rely on it.
Sensors
Monitor your health and progress. For example, heart rate variability.
The new optical heart rate sensor with 5 LEDs and 4 light detectors is more accurate. Monitor your sleep quality and plan the next day to avoid overexertion. The built-in pulse oximeter measures the oxygen level in your blood, which is important for assessing your overall fitness. With the barometric sensor, you can monitor weather trends or upcoming changes, such as storms. COROS VERTIX 2S also features a built-in electrocardiogram (ECG). Measure your heart rate variability (HRV) directly on the watch - while you sleep - and better understand your level of recovery after strenuous physical activity.
Heart rate measurement. A completely new and refined optical sensor for measuring heart rate during the day - during activities or at night. 24/7.
Measuring sleep quality. How much time did you spend in light and deep sleep during the night? Organize your next day according to this practical data and avoid unnecessary overloading of the body.
Pulse oximeter. Monitor the amount of oxygen in your blood and get an important indicator of your overall fitness and health. Avoid injuries that will slow your progress.
Heart Rate Variability (HRV). An advanced metric for monitoring the degree of recovery after a hard workout.


COROS Training Hub
Detailed view of activity data. Analyze training sessions - together with your team or coach.
Every COROS user has free access to the COROS Training Hub platform - a clear and detailed view of your training data on a large computer screen. Easy-to-understand visualizations and reports will help you better understand your preparation and plan your next training blocks. In addition, you can share your training data with a coach, who will get a detailed view of all your training metrics, leave comments and prepare a training plan for you in an easy-to-understand calendar - directly in the COROS Training Hub. Or create your own virtual team with friends in the COROS Training Hub, where you will share data with each other, set your team goals and support each other.
Training analysis
Dive into precise data in the COROS app. Conveniently from your phone.
Your training data will be seamlessly and very quickly synchronized with the COROS app. A unique analysis of training load and performance will evaluate your fatigue and intelligently suggest the time needed for regeneration. Automatically forward your training to, for example, the Strava service. And of course, the app is available for free for iOS and Android.
We have translated detailed instructions, activity settings on the watch, and many other support topics into Slovak.
Show me
COROS VERTIX 2S
Package contents.

Technical parameters
Technical specifications of the COROS VERTIX 2S model
Display | |
Display diameter | 35.56 mm / 1.4 inches |
Display resolution | 280 x 280 px |
Number of display colors | 64 colors |
Display type | Always-On Memory LCD touch display |
Materials | |
Display glass material | sapphire glass with DLC (Diamond-Like Coating) treatment |
Display bezel material | Grade 5 titanium with PVD coating |
Back cover material | titanium with PVD treatment |
Bracelet material | silicone or nylon |
Bracelet | |
Width of the interchangeable bracelet | 26mm Quick Fit Bracelet |
Wrist size when using nylon strap | 155 - 225mm |
Wrist size when using silicone strap | 130 - 240mm |
Dimensions and weight | |
Physical dimensions | 50.3 x 50.3 x 16 mm |
Scale with silicone strap | 87g |
Scale with nylon strap | 70g |
Wireless connection | |
Connection with smartphones | Wi-Fi and Bluetooth 5.0 Dual Mode |
Connection with accessories | Bluetooth |
Navigation | |
Standards | GPS, GLONASS, QZSS, Galileo, BeiDou |
Offline maps | yes |
Sensors | |
Sensor list | GPS chip (Dual-Frequency L1 + L5), optical heart rate sensor, electrocardiogram, oximeter, barometer, accelerometer, compass, gyroscope, thermometer (internal body temperature measurement with additional accessory) |
Battery life | |
Normal use | without measuring metrics daily stress and sleep quality: 48 days with daily stress and sleep quality metrics measurement: 36 days |
Standard GPS Mode | 118 hours |
All Systems On (default mode) | 73 hours |
Dual Frequency | 43 hours |
Maps and navigation | |
List of features | global offline maps, navigation on the watch display, waypoint recording, back to start, track profile, distance to destination, GPS coordinates, warning of an approaching storm |
Internal memory | |
Size | 32GB |
Music | |
Format and others | MP3, Bluetooth music transfer to wireless headphones |
Supported sports activities | |
List of activities | running, indoor running, track running, trail running, climbing, bouldering, hiking, cycling, swimming (indoor, outdoor), triathlon, gym cardio, GPS cardio, skiing, snowboarding, cross-country skiing, ski mountaineering, multisport, strength training, training, rowing (outdoor), indoor rowing (indoor rover), water sports on smooth water (e.g. SUP), walking, jumping rope, badminton (indoor), basketball (outdoor), boxing (indoor), elliptical trainer (indoor), frisbee throwing (outdoor), football (outdoor), table tennis (indoor), tennis (outdoor), pilates (indoor), skateboard (outdoor), yoga (indoor), Custom Activity - possibility to create your own activity (own name, own icon of this activity and create screens with data fields according to your preferences) |
Other parameters | |
Configurable menu languages | English, German, Spanish, French, Polish, Italian language |
COROS app | Android, iOS |
Operating temperature | -30°C to +50°C |
Waterproof | 10 ATM (100 meters) |
Charging time | less than 2 hours |
Remote camera control | Insta360 |
AI-optimized Markdown version for COROS VERTIX 2S GPS watch
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(Markdown/AI Version)