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Garmin Forerunner® 45/45S
45S White

Garmin Forerunner® 45/45S

Part Number: 010-02156-
Manufacturer: Garmin
Availability: Please allow 3-8 business days for order processing Free Shipping.
Device Summary Forerunner 45S is the smaller-sized GPS running watch with all the running-related features you need in a sleek, lightweight smartwatch
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When you lace up your shoes and get ready to run, make sure you have the right tool for the job. Forerunner 45 is the GPS running watch with all the running-related features you need in a sleek, lightweight smartwatch that you’ll want to wear all day and night.

Physical & Performance

GPS

Yes

Display resolution

208 x 208 pixels

Weight

Small: 32 g
Large: 36 g

Display type

sunlight-visible, transflective memory-in-pixel (MIP)

Battery life

Smartwatch Mode: Up to 7 days
GPS mode: Up to 13 hours

Display size

1.04" (26.3 mm) diameter

Maps & Navigation

Memory/History

200 hours of activity data

Features

Cardio workouts

No

Time/date

yes

% HRR

No

Water rating

5 ATM

Around Me mode

No

Closed Circuit Rebreather (CCR)

No

Automatically saves dive entry and exit locations

No

Training Effect (anaerobic)

No

TruSwing™ compatible

No

Customizable data pages

Yes

HR Broadcast (broadcasts HR data over ANT+™ to paired devices)

Yes

Anchor Alarm

No

Hazards and course targets

No

Drill logging

No

Garmin AutoShot™

No

TracBack®

No

Auto scroll

No

Worldwide airport database(s)

No

Controls smartphone music

Yes

3-axis compass with HSI (horizontal situation indicator)

No

Ambient light sensor

No

Heat and altitude acclimation

No

Downloadable training plans

Yes

Countdown timer

No

HR zones

Yes

Point-to-point navigation

No

Lap Time Repeatability Score (LTR)

No

Finish time

No

Stat tracking (strokes, putts per round, greens and fairways hit)

No

Race an activity

No

Step counter

Yes

Run workouts

Yes

Nitrox support

No

Live Event Sharing

Yes

Manual lap

Yes

Distance traveled

Yes

Compatible with Garmin Connect™ Mobile

Yes

Training Status (lets you see if you’re training effectively by tracking your training history and fitness level trend.)

No

Wirelessly receive flight plans from Garmin Pilot™

No

Future elevation plot

No

Gauge mode

No

Auto start/end dive

No

Measures shot distance (calculates exact yardage for shots from anywhere on course)

No

Courses

No

Fitness Age

yes (in app)

Galileo

Yes

Manual multisport activities

No

Distance to destination

No

Smartphone compatibility

iPhone®, Android™

% HR max

No

Strength workouts

No

Audible alerts

No

Lens Material

chemically strengthened glass

Preloaded race tracks

No

Automatic club tracking compatible (requires accessory)

No

Calendar

Yes

Cycle Map (routable cycling-specific street map)

No

Find My Phone

Yes

Text response/reject phone call with text (Android™ only)

No

Compatible with Varia™ lights

No

Training Effect (aerobic)

No

Night vision mode

No

Barometric trend indicator with Storm Alert

No

Customizable activity profiles

Yes

HR calories

Yes

Performance condition (after running 6–20 minutes, compares your real-time condition to your average fitness level)

No

Hunt/fish calendar

No

Alarm clock

Yes

LiveTrack

Yes

Dual grid coordinates

No

Assistance

yes (Smartphone Required)

Available cycling profiles

Biking. Indoor Biking may be added through app

Strap material

silicone

Auto Lap®

Yes

Auto Pause®

Yes

Dive ascent/descent rate indicator

No

PlaysLike distance

No

Task timers (2, 5, 10, 15, 20 and 30 minutes)

No

Compatible with Varia Vision™ (head-mounted display)

No

Activity history on watch

Yes

Advanced workouts

Yes

Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, calories)

No

Body Battery™ Energy Monitor

Yes

Tack assist mode

No

Multi-gas mode

No

Training Load (your total training load for the last 7 days calculated from estimated EPOC)

No

Storm alert

No

Power meter compatible (displays power data from compatible third-party ANT+™-enabled power meters)

No

Track timer

No

Quick Release Bands

No

Trendline™ Popularity Routing

No

Respiration rate (during exercise)

No

Ground contact time and balance (shows how much time, in the running motion, your foot is on the ground rather than in flight and lets you check your running symmetry)

No

XERO™ Locations

No

Yardage to F/M/B (distance to front, middle and back of green)

No

Gyroscope

No

Auto max HR

No

Analog hands

No

Training load focus

No

Compass

No

FTP (Functional Threshold Power)

No

Thermometer

No

Course guidance

No

Orienteering

No

Depth sensor

No

Barometric altimeter

No

Area calculation

No

GPS Time Sync

Yes

Race App

No

60-minute activity goal

No

Bike lap and lap maximum power (with power sensor)

No

Automatic rep counting

No

Physical size

Small: 39.5 x 39.5 x 11.4 mm
Fits wrists with a circumerence of 124-185 mm

Large: 42 x 42 x 11.4 mm
Fits wrists with a circumference of 129-197 mm

APNEA hunt mode

No

Full vector map

No

VIRB® Camera Remote

No

Round timer/odometer

No

Stroke type detection (freestyle, backstroke, breaststroke, butterfly)

No

Pulse Ox

No

Reminder alerts

No

GLONASS

Yes

Projected waypoint

No

ClimbPro™ Ascent Planner

No

Sunrise/sunset times

No

Find My Watch

Yes

Preloaded topographical maps

No

Speed and cadence sensor support (with sensor)

yes

Vertical oscillation and ratio (the degree of 'bounce' in your running motion and the cost-benefit ratio with stride length)

No

Cadence (provides real-time number of steps per minute)

Yes

GPS speed and distance

Yes

Chores

No

Available gym activity profiles

Cardio and Elliptical Training, Stair Stepping, Yoga may be added through app

All-day Stress Tracking

Yes

Unit-to-unit route/location sharing

No

Incident Detection during select activities

yes (Smartphone Required)

Foot pod capable

Yes

Move IQ™

Yes

Sun and moon information

No

Live Delta Time

No

Heart rate (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)

No

Pool swim workouts

No

Toe-to-Toe™ Challenges

No

Back to start

No

Automatic daylight saving time

Yes

Virtual Partner

No

Smart notifications

Yes

Green View with manual pin position

No

Round-trip course creator (running/cycling)

No

Chronograph

No

Weather

Yes

Pool swim metrics (lengths, distance, pace, stroke count/rate, calories)

No

Interval training

Yes

Multiple time zones with Zulu/UTC

No

Touch-targeting (touch target on display to see the distance to any point)

No

Single-gas mode

No

Strava features (Beacon, live segments)

No

Race predictor

No

Trimix support

No

Connectivity

yes

Recovery time

No

Preloaded with 41,000 courses worldwide

No

Sync dive log to Garmin Connect™ and Garmin Connect™ Mobile

No

Color display

Yes

Garmin Pay™

No

Compatible with BaseCamp™

No

Rewards (coins)

No

Virtual starting line

No

Built-in barometer and tide tables

No

Altimeter with adjustable baro setting

No

Connext avionics connectivity

No

Auto CourseView updates

No

Automatic sync (automatically transfers data to Garmin Connect)

No

Intensity minutes

Yes

Auto goal (learns your activity level and assigns a daily step goal)

Yes

Auto multisport activities

No

Stride length (real time)

No

Stopwatch

Yes

Sleep monitoring (monitors total sleep and periods of movement or restful sleep)

Yes

Running dynamics

No

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)

No

Downloadable cartography support

No

V02 max

Yes

Lactate threshold (through analysis of your pace and heart rate, estimates the point where your muscles start to rapidly fatigue)

No

GPS coordinates

No

Physio TrueUp

Yes

Last race summary

No

Compatible with Vector™ (power meter)

No

Segments (Live, Garmin)

No

Unlock new step icons

No

HR alerts

Yes

Hot keys

No

Phone-free text messaging

No

Accelerometer

Yes

Yardage to layups/doglegs

No

Handicap scoring

No

GPS-based distance, time and pace

Yes

Worldwide NAVAID and Intersection database(s)

No

Calories burned

Yes

Touch and/or button lock

Yes

Advanced Vector support

No

Trail run auto climb

No

Configurable lap alerts

No

Audio prompts

Yes

Timer

Yes

NEXRAD on moving map

No

Swim efficiency (SWOLF)

No

TrueUp™

Yes

Connect IQ™ (downloadable watch faces, data fields, widgets and apps)

yes (watch faces only)

UltraTrac mode

No

Vertical speed

No

Available run profiles

Running, Treadmill Running. Indoor Track Running may be added through app

Touchscreen

No

Floors climbed

No

Bread crumb trail in real time

No

Elevation profile

No

Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it)

Yes

Custom targets

No

PinPointer

No

Plays and controls watch music

No

Sight 'N Go

No

Tempo Training

No

Garmin Elevate™ wrist heart rate monitor

Yes

APNEA mode

No

Waypoint information page

No

SwingTempo

No

Group LiveTrack

No

Time/distance alerts (triggers alarm when you reach goal)

Yes

Moving Map with aviation airports, navaids, roads, bodies of water and more

No

Automatic altitude adjustment

No

In-flight Pulse Ox

No

Compatible with Varia™ radar (rear-facing radar)

No

Race an Activity

No

Primary benefit (Training Effect labels)

No

Custom alerts

No

Auto lap splits

No

Multiple bike profiles

No

Total ascent/descent

No

 

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