Garmin Forerunner 45S Black Watch Product Info
Forerunner 45S is the smaller-sized GPS running watch with all the running-related features you need in a sleek, lightweight smartwatch you’ll want to wear all day and night.
Monitors heart rate at the wrist1, because a finger on the pulse is so old school.
For concrete proof that you crushed it, GPS tracks pace, distance, intervals and more.
Get yourself on the road to glory with free Garmin Coach adaptive training plans.
Say goodbye to missed texts with smart notifications2 delivered right to your wrist.
We’ve got your back with built-in incident detection and assistance features3.
Log more miles between charges with up to 7 days of battery life.
Specifications:
General
|
Lens material |
Chemically strengthened glass |
Strap material |
Silicone
|
Physical size |
Small: 39.5 x 39.5 x 11.4 mm
Fits wrists with a circumference of 124-185 mm
Large: 42 x 42 x 11.4 mm
Fits wrists with a circumference of 129-197 mm
|
Colour display |
|
Display size |
1.04" (26.3 mm) diameter |
Display resolution |
208 x 208 pixels |
Display type |
Sunlight-visible, transflective memory-in-pixel (MIP) |
Weight |
Small: 32 g
Large: 36 g
|
Battery life |
Smartwatch Mode: Up to 7 days; GPS mode: Up to 13 hours |
Water Rating |
5 ATM |
Memory/history |
200 hours of activity data |
Clock features
|
Time/date |
Yes
|
GPS time sync |
|
Automatic daylight saving time |
|
Alarm clock |
|
Timer |
|
Stopwatch |
|
Health monitoring
|
Wrist-based heart rate (constant, every second) |
|
Daily Resting Heart Rate |
|
Abnormal Heart Rate Alerts |
Yes (high and low) |
Fitness age |
Yes (in app) |
Body Battery™ Energy Monitor |
|
All-day stress tracking |
|
Relaxation breathing timer |
|
Sleep |
Yes (Advanced) |
Sensors
|
GPS |
|
GLONASS |
|
Galileo |
|
Garmin Elevate™ wrist heart rate monitor |
|
Accelerometer |
|
Daily smart features
|
Connectivity |
|
Connect IQ™ (downloadable watch faces, data fields, widgets and apps) |
Yes (watch faces only) |
Smart Notifications |
|
Calendar |
|
Weather |
|
Controls smartphone music |
|
Find my phone |
|
Find my watch |
|
Smartphone compatibility |
iPhone®, Android™
|
Compatible with Garmin Connect™ Mobile |
|
Safety and Tracking Features
|
LiveTrack |
|
Live Event Sharing |
Android™ Only |
Incident Detection during select activities |
Yes (Smartphone required) |
Assistance |
Yes (Smartphone required) |
Activity tracking features
|
Step counter |
|
Move bar (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 |
|
Distance travelled |
|
Intensity minutes |
|
TrueUp™ |
|
Move IQ™ |
|
Fitness equipment/gym
|
Available gym activity profiles |
Cardio and Elliptical Training, Stair Stepping, Yoga may be added through app |
Training, planning and analysis features
|
HR zones |
|
HR alerts |
|
HR calories |
|
HR broadcast (broadcasts HR data over ANT+™ to paired devices) |
|
GPS speed and distance |
|
Customisable screen(s) |
|
Customisable activity profiles |
|
Auto Pause® |
|
Interval training |
|
Advanced workouts |
|
Downloadable training plans |
|
Auto Lap® |
|
Manual lap |
|
VO2 Max (Run) |
|
Audio prompts |
|
Touch and/or button lock |
|
Activity history on watch |
|
Physio TrueUp |
|
Running features
|
Available run profiles |
Running, Treadmill Running. Indoor Track Running may be added through app
|
GPS-based distance, time and pace |
|
Cadence (provides real-time number of steps per minute) |
|
Run workouts |
|
Foot pod capable |
|
Cycling features
|
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories) |
|
Available cycling profiles |
Biking, Indoor Biking may be added through app |
Package Contents:
- Garmin Forerunner 45S Black Watch