Fitbit Charge 2 vs Garmin Forerunner 645

Design:

Fitbit Charge 2
Design

Which fitness tracker is best to keep you charged up the whole day, it's none other than the Fitbit charge 2. This activity tracker is a neat and lightweight tracker that has almost all the great features of a tracker. The improvisation in design, the big display, and the accurate measure of activity is what Fitbit creators boast about. The material of the band used is a silicone band which is super easy to handle for users. With availability in these premium colors i.e. Lavender/Rose Gold, plus Black/Gunmetal and Blue-Grey/Rose and Teal color. All these characteristics make charge 2 worth buying Fitbit. 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:

Screen Size

1.2"

Touch Screen

Resolution

240 x 240px

Weight

41.8g

Waterproof

45

Max Temperature

-10

Min Temperature

Replaceable Band

Band Width

20mm

Screen protection

168

Battery Life

168

Charging Time

Fitbit Charge 2
Specifications

Fitbit charge 2 has a monochrome OLED display. The screen size of the Fitbit Charge 2 is around 1.5 inches it is equipped with a touchscreen. The screen resolution of charge 2 is 0.82 x 0.96-inch which works quite well as compared with the screen size. It weighs around 36 grams and it's splash-proof but not water-proof. Meaning one can’t use it in the shower or when going for a swim. The maximum operating temperature range from -10 to 45 °C. With a replicable watch band, it has a battery life of up to 7 days and takes only 2 hours to fully charge. 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 Charge 2
Activity Tracking:

Fitbit charge 2 has various tracking features but built-in GPS isn't one of them. But still, users can pair their smartphones and use the connected GPS for tracking. It has a route tracker along with a heart rate monitor. This will help monitor the blood oxygenation levels. There is no need for triggering the run from the app, it will automatically detect the activity and start recording. One can track the distance, the steps taken and even the elevation climbed using charge 2. Also, it works great as a sleep tracker and has various sets of challenges i.e. Pre-loaded sport mode, to boost up the user which will help them achieve their fitness goals. 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 Charge 2
Compatibility & Connectivity

Charge 2 is compatible with both android and apple devices. All apple devices that have installed iOS 14 or above will be compatible with this Fitbit. Secondly, android users, need to have a software update of OS 9. It's quite compatible as will keep the user updated about all important updates, so one won't miss any important notification in form of text, email, or call. It will automatically sync the data as it can sync the data wirelessly. 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 Charge 2 Pros

  • Large display unlike other Fitbit products
  • A continuous HR monitor is available
  • Automatically detect the activities
  • Provide notifications and alerts
  • Has sport mode
  • Replaceable watchband

Garmin Forerunner 645 Pros

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

Fitbit Charge 2 Cones

  • No built-in GPS
  • Gesture recognition sometimes has a glitch
  • Basic notifications provision only

Garmin Forerunner 645 Cones

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

Design:

Fitbit Charge 2
Design

Which fitness tracker is best to keep you charged up the whole day, it's none other than the Fitbit charge 2. This activity tracker is a neat and lightweight tracker that has almost all the great features of a tracker. The improvisation in design, the big display, and the accurate measure of activity is what Fitbit creators boast about. The material of the band used is a silicone band which is super easy to handle for users. With availability in these premium colors i.e. Lavender/Rose Gold, plus Black/Gunmetal and Blue-Grey/Rose and Teal color. All these characteristics make charge 2 worth buying Fitbit. 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:

"

Screen Size

1.2""

Touch Screen

Resolution

240 x 240px
g

Weight

41.8gg
-10℃

Min Temperature

Replaceable Band

mm

Band Width

20mmmm
45℃

Max Temperature

Waterproof

Screen protection

168h

Battery Life

168h

Fitbit Charge 2
Specifications

Fitbit charge 2 has a monochrome OLED display. The screen size of the Fitbit Charge 2 is around 1.5 inches it is equipped with a touchscreen. The screen resolution of charge 2 is 0.82 x 0.96-inch which works quite well as compared with the screen size. It weighs around 36 grams and it's splash-proof but not water-proof. Meaning one can’t use it in the shower or when going for a swim. The maximum operating temperature range from -10 to 45 °C. With a replicable watch band, it has a battery life of up to 7 days and takes only 2 hours to fully charge. 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:

h

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 Charge 2
Activity Tracking:

Fitbit charge 2 has various tracking features but built-in GPS isn't one of them. But still, users can pair their smartphones and use the connected GPS for tracking. It has a route tracker along with a heart rate monitor. This will help monitor the blood oxygenation levels. There is no need for triggering the run from the app, it will automatically detect the activity and start recording. One can track the distance, the steps taken and even the elevation climbed using charge 2. Also, it works great as a sleep tracker and has various sets of challenges i.e. Pre-loaded sport mode, to boost up the user which will help them achieve their fitness goals. 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 Charge 2
Compatibility & Connectivity

Charge 2 is compatible with both android and apple devices. All apple devices that have installed iOS 14 or above will be compatible with this Fitbit. Secondly, android users, need to have a software update of OS 9. It's quite compatible as will keep the user updated about all important updates, so one won't miss any important notification in form of text, email, or call. It will automatically sync the data as it can sync the data wirelessly. 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 Charge 2 Pros

  • Large display unlike other Fitbit products
  • A continuous HR monitor is available
  • Automatically detect the activities
  • Provide notifications and alerts
  • Has sport mode
  • Replaceable watchband

Garmin Forerunner 645 Pros

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

Fitbit Charge 2 Cones

  • No built-in GPS
  • Gesture recognition sometimes has a glitch
  • Basic notifications provision only

Garmin Forerunner 645 Cones

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