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Garmin Fenix 5S vs Garmin Forerunner 645 Music

General
Brand

Garmin

Garmin

Model

Fenix 5S

Forerunner 645 Music

Box Contents

Smart Watch, Charging Cable, Warranty Card, User Manual

Fitness Watch, Charging Cable, Warranty Card, User Manual

Design
Shape & Surface

Circular, Curved

Circular, Flat

Dimensions

47 x 47 x 15.5 mm

42.5 x 42.5 x 13.5 mm

Weight

87 grams

42 grams

Changeable straps

yes

Body material

Stainless Steel

Stainless Steel

Colours

Black, Blue, White, Limelight

Black, Cerise, Sandstone

Clock Face

Analog

Digital

Strap material

Silicon

Interface

Touch

Display
Screen Size

1.2 Inch

1.2

Screen Resolution

240 x 240 pixels

240 x 240 pixels

Pixel Density (sharpness)

283 ppi

283 ppi

Screen Protection

yes Scratch-resistant glass

Touch Screen

yes

Compatibility
Compatible OS

Android,iOS

Android,iOS

Battery
Battery life

Up to 8 Days

Up to 7 Days

Charging mode

via USB

Connectivity
Bluetooth

yes v4.0, BLE

yes

Wirless Protocol

yes Wi-Fi 802.11

yes Wi-Fi 802.11, b/g/n

USB Connectivity

no  No

no  No

Navigation

yes Points of interest (POI), Turn-by-turn navigation

yes

NFC

yes

Sensors
Accelerometer

yes

yes

Gyro

yes

yes

GPS

yes with Glonass

Hardware
Internal Memory

64 MB

Notifications
Email

yes

Text Message

yes

yes

Incoming Call

yes

yes

Alarm

yes

yes

Calendar Reminder

yes

Timer

yes

yes

Weather

yes

Smartphone Remote Features
Camera Shutter Control

yes

yes

Find My Phone

yes

yes

Music Control

yes

Activity Tracker
Calories Intake/ burned

yes

yes

Distance

yes

yes

Steps

yes

yes

Sleep quality

yes

yes

Hours Slept

yes

yes

Active Minutes

yes

yes

Heart Rate

yes

yes

Activity/Inactivity

yes

yes

Multimedia
Speaker

yes

Music Player

yes MP3

Additional Features
Alarm Clock

yes

yes

Goal Setting

yes

yes

Reminders

yes

yes

Stopwatch

yes

yes

Features