Product Comparison

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fēnix® 3 Sapphire
$549.99 USD and Up
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fēnix® Chronos
$899.99 USD and Up

Rugged GPS multisport watch with Sapphire lens

Luxury GPS multisport watch with Sapphire lens and wrist-based heart rate

General

Lens Material

domed sapphire crystal
 

sapphire crystal

Bezel Material

stainless steel or titanium

stainless steel or titanium

Case material fiber-reinforced polymer stainless steel or titanium
QuickFit™ watch band compatible

yes (26 mm)

Quick Release bands yes (22 mm, Industry standard)
Strap material

stainless steel, leather or titanium

silicone, steel, titanium or leather

Physical size

51 x 51 x 15.5 mm

49 x 49 x 15 mm

Weight

85 g

96 g
Titanium version: 76 g

Water rating 10 ATM 10 ATM
Display Type sunlight-visible, transflective memory-in-pixel (MIP) sunlight-visible, transflective memory-in-pixel (MIP)
Display Size 1.2” (30.4 mm) diameter 1.2” (30.4 mm) diameter
Display Resolution 218 x 218 pixels 218 x 218 pixels
Color display
Battery life Smartwatch mode: Up to 2 weeks
GPS mode: Up to 20 hours
UltraTrac™ mode: Up to 50 hours
Smartwatch mode: Up to 8 days
GPS mode: Up to 13 hours
UltraTrac™ mode: Up to 25 hours without wrist heart rate
Memory/History 32 MB 64 MB

Clock Features

Time/date
GPS Time Sync
Automatic daylight saving time
Alarm clock
Timer
Stopwatch
Chronograph
Sunrise/sunset times

Health & Wellness Monitoring

Fitness age yes (in app)
Sleep
Hydration yes (in Garmin Connect™)
Women's health yes (in Garmin Connect™)

Sensors

GPS
GLONASS
Garmin Elevate™ wrist heart rate monitor
Barometric altimeter
Compass
Accelerometer
Thermometer

Daily Smart Features

Connectivity Bluetooth® Smart, ANT+®, Wi-Fi® Bluetooth® Smart and ANT+®
Connect IQ™ (downloadable watch faces, data fields, widgets and apps)
Smart Notifications
Calendar
Weather
Controls smartphone music
Find My Phone
Find My Watch
VIRB® Remote
Pairs with Garmin Connect™ Mobile
Smartphone compatibility iPhone®, Android™ iPhone®, Android™

Safety and Tracking Features

LiveTrack
Group LiveTrack

Tactical Features

Dual grid coordinates

Activity Tracking Features

Step counter
Move alerts (displays on device after a period of inactivity; walk for a couple of minutes to reset it)
Auto goal (learns your activity level and assigns a daily step goal)
Calories burned
Floors climbed
Distance traveled
Intensity minutes
TrueUp™
Move IQ™

Gym & Fitness Equipment

Available gym activity profiles Indoor Rowing Indoor Rowing

Training, Planning and Analysis Features

HR zones yes (with compatible accessory)
HR alerts yes (with compatible accessory)
HR calories yes (with compatible accessory)
% HR max yes (with compatible accessory)
% HRR yes (with compatible accessory)
Recovery time yes (with compatible accessory)
Auto max HR yes (with compatible accessory)
HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels) yes (with compatible accessory) yes (with compatible accessory)
HR broadcast (broadcasts HR data over ANT+® to paired devices)
GPS speed and distance
Customizable data pages
Customizable activity profiles
Auto Pause®
Interval training
Advanced workouts
Downloadable training plans
Auto Lap®
Manual lap
Configurable lap alerts
VO2 Max (Run) yes (with compatible accessory)
Training status
Training load
Training effect yes (with compatible accessory)
Training effect (anaerobic)
Custom alerts
Audio prompts
Finish time
Virtual Partner
Race an Activity
Auto multisport activities
Manual multisport activities
Course guidance
Garmin Live Segments
Strava Live Segments
Touch and/or button lock
Hot keys
Auto scroll
Activity history on watch

Running Features

Available run profiles

Running, Indoor Running, Trail Running

Running, Treadmill Running, Trail Running

GPS-based distance, time and pace
Running dynamics
Vertical oscillation and ratio yes (with compatible accessory) yes (with compatible accessory)
Ground contact time and balance yes (with compatible accessory) yes (with compatible accessory)
Stride length (real time) yes (with compatible accessory) yes (with compatible accessory)
Cadence (provides real-time number of steps per minute)
Performance condition
Lactate threshold yes (with compatible accessory) yes (with compatible accessory)
Run workouts
Trail run auto climb
Race predictor
Foot pod capable

Golfing Features

Yardage to F/M/B (distance to front, middle and back of green)
Yardage to layups/doglegs
Measures shot distance (calculates exact yardage for shots from anywhere on course) manual manual
Digital scorecard
Stat tracking (strokes, putts per round, greens and fairways hit)
Garmin AutoShot™
Green View with manual pin position
Hazards and course targets
TruSwing™ compatible
Round timer/odometer

Outdoor Recreation

Available outdoor recreation profiles

Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Stand Up Paddleboarding, Rowing, Jumpmaster, Tactical

Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Stand Up Paddleboarding, Rowing, Jumpmaster, Tactical

Point-to-point navigation
Bread crumb trail in real time
Back to start
TracBack®
UltraTrac mode
Elevation profile
Distance to destination
Barometric trend indicator with Storm Alert
Vertical speed
Total ascent/descent
GPS coordinates
Sight 'N Go
Area calculation yes (via Connect IQ™) yes (via Connect IQ™)
Hunt/fish calendar yes (via Connect IQ™) yes (via Connect IQ™)
Projected waypoint
Sun and moon information yes (via Connect IQ™) yes (via Connect IQ™)
Tides yes (via Connect IQ™) yes (via Connect IQ™)

Cycling Features

Available cycling profiles

Biking, Indoor Biking

Biking, Indoor Biking, Mountain Biking, Triathlon

Courses
Bike lap and lap maximum power (with power sensor)
Race an activity
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)
FTP (Functional Threshold Power) yes (with compatible accessory)
Compatible with Vector™ and Rally™ (power meters)
Compatible with Varia Vision™ (head-mounted display)
Compatible with Varia™ radar (rear-facing radar)
Compatible with Varia™ lights
Power meter compatible

Swimming Features

Available swim profiles

Pool Swimming, Open Water Swimming

Pool Swimming, Open Water Swimming, Swimming/Running

Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)
Drill logging (pool swim only)
Basic rest timer (up from 0) (pool swim only)
"Repeat on" rest timer (pool swim only)
Pool swim workouts
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim) yes (with HRM-Tri™ and HRM-Swim™) yes (with HRM-Tri™ and HRM-Swim™)