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Features
  • Bright, always-on AMOLED display with a scratch-resistant sapphire lens and a steel or titanium bezel
  • Updated with a hill score feature that measures your running strength and endurance during ascents and gauges your progress over time
  • Updated with an endurance score feature that combines training data from all your athletic pursuits to help you understand how training impacts your overall endurance
  • Morning report and training readiness features synthesize important health and training data for easier interpretation and analysis
  • Wrist-based running power, strength training features and advanced pacing modes gauge your output on race day to help you focus your training
  • 24/7 monitoring features such as advanced sleep tracking, HRV status and Pulse Ox give you a more complete picture of your overall health, wellness, training and recovery
  • This is not a medical device, and data presented is intended to be a close estimation of metrics tracked; Pulse Ox not available in all countries
  • 42 mm size is designed for smaller wrists
  • Advanced navigation sensors combined with multiband reception technology deliver more accurate positioning
  • Multi-GNSS with SatIQ™ technology improves coverage in challenging environments while optimizing battery life
  • Navigate with preloaded TopoActive maps and ski resort maps; download even more regions for global adventures
  • Up Ahead navigation prompts make sure you never miss a turn
  • Built-in LED flashlight with variable intensities and strobe modes improves your awareness when training at night and provides convenient illumination when you need it
  • Features more activity profiles than previous versions to track your favorite sports—including soccer, football, baseball, volleyball, ice hockey and racquet sports
  • Keeps you connected with smart notifications, music storage and more when used with a compatible smartphone device (not included)
  • Battery life varies by watch size
Technical Specs

Best Use

Multisport

Average Battery Life

47 MM: Smartwatch mode: up to 16 days; GPS only: up to 42 hrs.

51 MM: Smartwatch mode: up to 31 days; GPS only: up to 82 hrs.

42 MM: Smartwatch mode: up to 10 days; GPS only: up to 28 hrs.

Battery Type

Lithium Ion

Display Size

47 MM: 1.3 inches

51 MM: 1.4 inches

42 MM: 1.2 inches

Illumination

Backlight

Altimeter

Pressure-based

Compass

Yes

GPS/Satellite Detectable

Yes

HRM Included/Integrated

Yes

Heart Rate Sensor Type

Wrist-based

Average Heart Rate

Yes

Pulse Oximeter

Yes

Heart Rate Target Zone(s)

Yes

VO2 Max Estimate

Yes

Recovery Advising

Yes

Tracks Steps

Yes

Pedometer Type

Digital 3-axis Accelerometer

Pace Alert

Yes

Interval Training

Yes

Tracks Calories Burned

Yes

Water-Resistant Depth

100 meters

Pool Lap Recognition

Yes

Stroke Recognition

Yes

Sleep Tracking

Yes

Alarm

Yes

Time Display

Yes

Stopwatch

Yes

Visual Map Display

Yes

Basemap

Yes

Preloaded Map

Road / Topo

Programmable Routes

Yes

Number of Routes

30

Number of Waypoints

1,000

Customization

Apps

Data Fields

Watch Faces

Widgets

Smart Device Notifications

Yes

Data Exchange

ANT+

Bluetooth

Compatible Fitness Accessories

Heart Rate Monitor

Cadence Sensor

Power Meter

Gender

Unisex

epix Pro (Gen 2) Sapphire Edition