Garmin Instinct E, 45mm

[What You'll Love]
Sleep Score & Insights: Yes
Battery Life (Smartwatch Mode): Up to 16 days
Pulse Ox Blood Oxygen: Yes
Display Type: Monochrome, sunlight-visible, transflective memory-in-pixel (MIP)
Water Rating: 10 ATM

[General]
Strap Material: Silicone
Lens Material: Chemically Strengthened Glass
Bezel Material: Fiber-reinforced polymer
Case Material: Fiber-reinforced polymer
QuickFit Watch Band Compatible: Yes (22 mm)
Physical Size: 45 x 45 x 14.2 mm
Fits Wrists: Circumference of 132–213 mm
Weight: 48 g
Display Size: Custom, two-window design; 0.9” x 0.9” (23 x 23 mm)
Display Resolution: 176 x 176 pixels
Battery Type: Lithium-ion
Battery Life: Smartwatch: Up to 16 days
Battery Saver Watch Mode: Up to 40 days
GPS: Up to 24 hours
All Satellite Systems: Up to 16 hours
Max Battery GPS Mode: Up to 50 hours
Expedition GPS Activity: Up to 20 days
Charging Method: Garmin proprietary plug charger
Memory/History: 128 MB

[Clock Features]
Time/Date
GPS Time Sync
Automatic Daylight Saving Time
Alarm Clock
Timer
Stopwatch
Sunrise/Sunset Times

[Health & Wellness Monitoring]
Wrist-based Heart Rate Monitoring (constant, every second)
Resting Heart Rate
Abnormal Heart Rate Alerts (high and low)
Respiration Rate
Fitness Age
Body Battery Energy Monitor
All-day Stress Monitoring
Relaxation Reminders
Relaxation Breathing Timer
Breathwork
Advanced Sleep Monitoring
Breathing Variations
Nap Detection
Hydration Tracking (Garmin Connect and optional Connect IQ widget)
Women's Health Tracking (Garmin Connect and optional Connect IQ widget)
Health Snapshot
Health Status

[Sensors]
GPS
GLONASS
Galileo
Garmin Elevate Wrist Heart Rate Monitor
Pulse Ox Blood Oxygen Saturation Monitor
Barometric Altimeter
Compass
Accelerometer
Thermometer

[Daily Smart Features]
Connectivity: Bluetooth, ANT+
Connect IQ Support (downloadable watch faces, data fields and apps)
On-device Connect IQ Store
Smart Notifications
Text Response/Reject Phone Call with Text (Android only)
Morning Report
Calendar
Weather Forecasts
Realtime Settings Sync with Garmin Connect Mobile
Customizable Battery Saver Mode
Controls Smartphone Music
Find My Phone
Find My Watch
VIRB Remote
Pairs with Garmin Connect Mobile
Smartphone Compatibility: iPhone, Android
Garmin Share
Passcode Protection

[Workout & Training Plans]
Daily Suggested Workouts for Running (pace and heart rate based)
Daily Suggested Workouts for Cycling (pace and heart rate based)
Garmin Running Coach Experts
Garmin Coach Prebuilt Cycling Plans
Cardio Workouts
Strength Workouts
HIIT Workouts
Yoga Workouts
Pilates Workouts

[Activity Profiles]
Gym: Strength, HIIT, Cardio, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing
Wellness: Walking, Pilates, Yoga
Indoor Running: Treadmill Running, Indoor Track Running, Virtual Running
Outdoor Running: Running, Outdoor Track Running, Trail Running
Outdoor Recreation: Hiking, Climbing, Hunting, Horseback Riding, Archery
Cycling: Biking, Road Biking, Mountain Biking, Gravel Biking, Bike Commuting, Bike Touring, eBiking, eMountain Biking, Indoor Biking, Cyclocross, BMX
Swimming: Pool Swimming, Open Water Swimming
On the Water: Stand Up Paddleboarding, Rowing, Kayaking, Fishing, Boating, Whitewater
Racket Sports: Tennis, Pickleball, Badminton, Squash, Table Tennis, Padel, Platform Tennis, Racquetball
Snow & Winter: Skiing, Snowboarding, XC Classic Skiing, XC Skate Skiing, Ice Skating, Snowshoeing
Team Sports: Basketball, Volleyball, Field Hockey, Ice Hockey, Football/Soccer, American Football, Lacrosse, Rugby, Ultimate Disc, Cricket, Softball, Baseball
Other Activity Profiles: Tactical

[Safety & Tracking Features]
Incident Detection During Select Activities
Incident Detection Alert on Phone for Wearables
Assistance
Live Event Sharing

[Tactical Features]
Dual Grid Coordinates
XERO Locations

[Activity Tracking Features]
Step Counter
Move Alerts After Periods of Inactivity
Auto Goal (learns your activity level and assigns a daily step goal)
Calories Burned
Floors Climbed
Distance Traveled
Intensity Minutes
TrueUp
Move IQ
Garmin Connect Challenges App (optional Connect IQ app)
Automatic Rep Counting

[Training, Planning & Analysis Features]
Customizable Data Pages
Downloadable Training Plans
Course Guidance
Heart Rate Zones
Heart Rate Alerts
Heart Rate Calories
% Heart Rate Max
% Heart Rate Reserve (HRR)
Recovery Time
Auto Max Heart Rate
HRV Status
Heart Rate Broadcast via ANT+ to Paired Devices
Respiration Rate During Exercise (Yoga and Breathwork only)
GPS Speed & Distance
Customizable Activity Profiles
Auto Pause
Interval Training
Advanced Workouts
Power Modes with Customizable In-activity Battery Settings
HRM Running Pace & Distance
Auto Lap Interval Tracking
Manual Lap
Rest Timer
Configurable Lap Alerts
Heat & Altitude Acclimation
VO2 Max (Run)
VO2 Max (Trail Run)
Training Effect
Anaerobic Training Effect
Primary Benefit (Training Effect Labels)
Workout Benefit
Custom Alerts
Voice Alerts
Finish Time
Virtual Partner
Race an Activity
Touch and/or Button Lock
Shortcuts
Auto Scroll
Activity History on Watch
Physio TrueUp

[Running Features]
GPS-based Distance, Time & Pace
Running Dynamics
Vertical Oscillation & Ratio
Ground Contact Time (balance not supported)
Real-time Stride Length
Cadence (real-time steps per minute)
Run Workouts
Trail Run Auto Climb
Race Predictor
Foot Pod Compatible
Run/Walk/Stand Detection

[Outdoor Recreation Features]
Point-to-Point Navigation
Real-time Breadcrumb Trail
Back to Start
TracBack
UltraTrac Mode
Reference Point
Elevation Profile
Distance to Destination
Barometric Trend Indicator with Storm Alert
Vertical Speed
Total Ascent/Descent
Future Elevation Plot
GPS Coordinates
Sight 'N Go
Area Calculation
Projected Waypoint
Sun & Moon Information
Expedition GPS Activity
Tides
Tide Glance

[Cycling Features]
Courses
Race an Activity
Alerts for Time, Distance, Heart Rate or Calorie Goals
Compatible with Varia Lights
Speed & Cadence Sensor Support (with sensor)

[Swimming Features]
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 (pool swim only)
"Repeat On" Rest Timer (pool swim only)
Auto Rest (pool swim only)
Time & Distance Alerts
Countdown Start (pool swim only)
Pool Swim Workouts
Underwater Wrist-based Heart Rate