Fitbit Ionic vs Garmin Forerunner 645

Design:

Fitbit Ionic
Design

A watch that is here to help you achieve your sporty goals and is designed to change your lifestyle. If you have a busy schedule and don’t find the time to work out to do any activity, this Fitbit Ionic is for you. It will help give guidance to reach your goals by providing some sports-based exercise challenges that will motivate you to work hard and complete them. It has an exclusive clock face and a signature band. With a unique Adidas coaching experience, one can avail of this in the Adidas edition. The material used for Fitbit Ionic is a durable elastomer that works great for sports watches. Read More

Garmin Forerunner 645
Design

Forerunner 645 is the smartwatch that lets the user run and has a track without feeling the need for their phone on their side. By using this, watch, one will easily run without missing out on any smart features. This watch has all the modern features like responding to your emails, and message and therefore provide all important updates. The lens material of the product is made of corning gorilla glass. Similarly, the strap material is made of silicone and the bezel material is made of highly durable stainless steel. The forerunner 645 is available in these colors i.e. black, cerise color, and sandstone. Read More

Specifications:

1.42

Screen Size

1.2"

Touch Screen

250 x 348px

Resolution

240 x 240px
30

Weight

41.8g

Waterproof

45

Max Temperature

-20

Min Temperature

Replaceable Band

Band Width

20mm

Screen protection

120

Battery Life

168
2

Charging Time

Fitbit Ionic
Specifications

Starting from the specifications, the display type of Fitbit Ionic is of LCD. The screen size is of 1.42 inch (36mm). The screen resolution is 348 x 250 along with a pixel density of 306ppi which is absolutely amazing for a sports watch. Equipped with a Corning Gorilla Glass 3 it will keep the screen protected throughout the whole time. It also withholds the multi-touch. Fitbit Ionic is water resistant and can withhold the water depth up to 50 m. The watch band is replaceable and available in leather. The operating temperate range for Fitbit Ionic is from -4° to 113° F. The charge time is of 1 to 2 hours and can easily last up to four to five days. Read Full Specs

Garmin Forerunner 645
Specifications

The forerunner 645 has a screen size of 1.2" (30.4 mm) diameter. There is no touchscreen available. The screen resolution of the product is 240 x 240 pixels. The total weight of forerunner 645 is around 41.8g. Also, it’s waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature range is from -20º to 60ºC (from -4º to 140ºF). The watch band is replaceable and therefore one can change it based on their need. Equipped with a gorilla glass version, the battery life last up to 7 days. And with GPS mode it will last up to 14 days. Read Full Specs

Activity Tracking:

GPS Tracking

Route Tracking

Heart Rate Monitoring

Blood Oxygenation

Activity Detection

Distance Tracking

Step Tracking

Elevation Tracking

Bike Ccadence Monitoring

Sleep Tracking

Calories Intake Tracking

Calories Burned Tracking

Weight Tracking

Water Intake Tracking

Body Temperature

Sport Activities Tracking

Fitbit Ionic
Activity Tracking:

Fitbit Ionic holds great tracking features, and the built-in GPS is the highlight of it. It has a heart rate monitor that continuously tracks and monitors your heart rate. There is also no need to press any buttons, it will automatically turn the GPS and will start tracking your stats in less than 2 to 5 minutes. It also has a step counter, which calculates the distance tracked, the calories burned and even the tracks the elevation crossed in a day. Also has a sleep tracker available to monitor the sleep type. Also has a multi-sports mode that shows various challenges and shows guided workouts so one can easily follow them and achieve their health goal. Read More

Garmin Forerunner 645
Activity Tracking:

There are various tracking features that the forerunner 645 adheres like the availability of GPS which will track the precise location of the user. Similarly, it is also equipped with a route tracker. There is a heart rate monitor available that will monitor the blood oxygenation levels. It also detects all the activities automatically like the distance traveled, the steps taken in a day, and an elevation crossed. The cadence sensor will calculate the average cadences in a day. The sleep tracker is also present. The weight tracking and calories burnt are also calculated. Lastly, with multi-sports mode available it will let the user perform various challenges. Read More

Compatibility & Connectivity

Android Compatibilty

IOS Compatibilty

Mac OS Compatibility

Syncs Wirelessly

Automatic Syncing

Wi-Fi Module

Cellular Module

Call Control

Sport Activities Tracking

Camera Remote Control

Fitbit Ionic
Compatibility & Connectivity

One needs to install the Fitbit app first and then run it on their device after signing into the account. Once installed, only then users can enjoy the features Fitbit offers. Talking about compatibility, it’s compatible with almost all modern gadgets. . For iPhone users, it should be iOS 14 or above. For Android users, they will be needing android 8 or above to enjoy the features of Fitbit Ionic. It will automatically sync your data wirelessly because it’s equipped with Wi-Fi. The Bluetooth transmission is 4.0 and syncing range is up to 6.1 metres. Lastly, it also has call controls and provides notifications. Read More

Garmin Forerunner 645
Compatibility & Connectivity

Garmin Forerunner 645 is found compatible with both Android and iOS users. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly using Bluetooth technology. Moreover, it is also found compatible with Windows or Mac. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This also helps you to see the route you have traveled, and you can view the distance covered and activities summary as well. Read More

Bottom Line

Fitbit Ionic Pros

  • Fitbit pay works great
  • Water-resistant
  • Battery last many days
  • The user interface is good
  • Fitbit coach for assistance
  • Good music storage

Garmin Forerunner 645 Pros

  • Lightweight
  • Easy to read
  • Comfortable to carry all-day
  • Physical buttons present
  • Great battery life
  • Advanced running metrics

Fitbit Ionic Cones

  • A controversial display design
  • Fewer smartwatch functions
  • Can’t respond to calls, texts, etc.
  • Need a separate Fitbit charger for charging.

Garmin Forerunner 645 Cones

  • No touchscreen
  • Glitchy Bluetooth connection
  • The music app is limited
  • Expensive

Design:

Fitbit Ionic
Design

A watch that is here to help you achieve your sporty goals and is designed to change your lifestyle. If you have a busy schedule and don’t find the time to work out to do any activity, this Fitbit Ionic is for you. It will help give guidance to reach your goals by providing some sports-based exercise challenges that will motivate you to work hard and complete them. It has an exclusive clock face and a signature band. With a unique Adidas coaching experience, one can avail of this in the Adidas edition. The material used for Fitbit Ionic is a durable elastomer that works great for sports watches. Read More

Garmin Forerunner 645
Design

Forerunner 645 is the smartwatch that lets the user run and has a track without feeling the need for their phone on their side. By using this, watch, one will easily run without missing out on any smart features. This watch has all the modern features like responding to your emails, and message and therefore provide all important updates. The lens material of the product is made of corning gorilla glass. Similarly, the strap material is made of silicone and the bezel material is made of highly durable stainless steel. The forerunner 645 is available in these colors i.e. black, cerise color, and sandstone. Read More

Specifications:

1.42"

Screen Size

1.2""

Touch Screen

250 x 348px

Resolution

240 x 240px
30g

Weight

41.8gg
-20℃

Min Temperature

Replaceable Band

mm

Band Width

20mmmm
45℃

Max Temperature

Waterproof

Screen protection

120h

Battery Life

168h

Fitbit Ionic
Specifications

Starting from the specifications, the display type of Fitbit Ionic is of LCD. The screen size is of 1.42 inch (36mm). The screen resolution is 348 x 250 along with a pixel density of 306ppi which is absolutely amazing for a sports watch. Equipped with a Corning Gorilla Glass 3 it will keep the screen protected throughout the whole time. It also withholds the multi-touch. Fitbit Ionic is water resistant and can withhold the water depth up to 50 m. The watch band is replaceable and available in leather. The operating temperate range for Fitbit Ionic is from -4° to 113° F. The charge time is of 1 to 2 hours and can easily last up to four to five days. Read More

Garmin Forerunner 645
Specifications

The forerunner 645 has a screen size of 1.2" (30.4 mm) diameter. There is no touchscreen available. The screen resolution of the product is 240 x 240 pixels. The total weight of forerunner 645 is around 41.8g. Also, it’s waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature range is from -20º to 60ºC (from -4º to 140ºF). The watch band is replaceable and therefore one can change it based on their need. Equipped with a gorilla glass version, the battery life last up to 7 days. And with GPS mode it will last up to 14 days. Read More

Activity Tracking:

2h

Charging Time

h

GPS Tracking

Route Tracking

Heart Rate Monitoring

Blood Oxygenation

Activity Detection

Distance Tracking

Step Tracking

Elevation Tracking

Bike Ccadence Monitoring

Sleep Tracking

Calories Intake Tracking

Calories Burned Tracking

Weight Tracking

Water Intake Tracking

Body Temperature

Sport Activities Tracking

Fitbit Ionic
Activity Tracking:

Fitbit Ionic holds great tracking features, and the built-in GPS is the highlight of it. It has a heart rate monitor that continuously tracks and monitors your heart rate. There is also no need to press any buttons, it will automatically turn the GPS and will start tracking your stats in less than 2 to 5 minutes. It also has a step counter, which calculates the distance tracked, the calories burned and even the tracks the elevation crossed in a day. Also has a sleep tracker available to monitor the sleep type. Also has a multi-sports mode that shows various challenges and shows guided workouts so one can easily follow them and achieve their health goal. Read More

Garmin Forerunner 645
Activity Tracking:

There are various tracking features that the forerunner 645 adheres like the availability of GPS which will track the precise location of the user. Similarly, it is also equipped with a route tracker. There is a heart rate monitor available that will monitor the blood oxygenation levels. It also detects all the activities automatically like the distance traveled, the steps taken in a day, and an elevation crossed. The cadence sensor will calculate the average cadences in a day. The sleep tracker is also present. The weight tracking and calories burnt are also calculated. Lastly, with multi-sports mode available it will let the user perform various challenges. Read More

Compatibility & Connectivity

Android Compatibilty

Mac OS Compatibility

Syncs Wirelessly

Automatic Syncing

Wi-Fi Module

Cellular Module

Call Control

Sport Activities Tracking

Fitbit Ionic
Compatibility & Connectivity

One needs to install the Fitbit app first and then run it on their device after signing into the account. Once installed, only then users can enjoy the features Fitbit offers. Talking about compatibility, it’s compatible with almost all modern gadgets. . For iPhone users, it should be iOS 14 or above. For Android users, they will be needing android 8 or above to enjoy the features of Fitbit Ionic. It will automatically sync your data wirelessly because it’s equipped with Wi-Fi. The Bluetooth transmission is 4.0 and syncing range is up to 6.1 metres. Lastly, it also has call controls and provides notifications. Read More

Garmin Forerunner 645
Compatibility & Connectivity

Garmin Forerunner 645 is found compatible with both Android and iOS users. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly using Bluetooth technology. Moreover, it is also found compatible with Windows or Mac. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This also helps you to see the route you have traveled, and you can view the distance covered and activities summary as well. Read More

Bottom Line

Fitbit Ionic Pros

  • Fitbit pay works great
  • Water-resistant
  • Battery last many days
  • The user interface is good
  • Fitbit coach for assistance
  • Good music storage

Garmin Forerunner 645 Pros

  • Lightweight
  • Easy to read
  • Comfortable to carry all-day
  • Physical buttons present
  • Great battery life
  • Advanced running metrics

Fitbit Ionic Cones

  • A controversial display design
  • Fewer smartwatch functions
  • Can’t respond to calls, texts, etc.
  • Need a separate Fitbit charger for charging.

Garmin Forerunner 645 Cones

  • No touchscreen
  • Glitchy Bluetooth connection
  • The music app is limited
  • Expensive