Garmin Forerunner 645 vs Garmin Vivofit 4

Design:

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

Garmin Vivofit 4
Design

Garmin Vívofit 4 is a fitness tracker that gives personalized fitness tracking. Who wants a tracker that won’t boost the user to get up and do some activity? The Garmin Vívofit is not only a fitness tracker but also a motivational fit for the user as it will give push the user to not sit idle and do some activity. There are various other basic tracking activities the colored move bar alert is also available that will alert for inactivity. The strap material is made of silicone. It's available in these two decent colors i.e. black and white. Read More

Specifications:

1.2"

Screen Size

Touch Screen

240 x 240px

Resolution

41.8g

Weight

Waterproof

Max Temperature

Min Temperature

Replaceable Band

20mm

Band Width

Screen protection

168

Battery Life

0

Charging Time

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

Garmin Vivofit 4
Specifications

The Garmin Vívofit 4 has various specifications the screen size being around 0.4`" x 0.43" (11 x 11 mm). As the display screen is petty small, therefore it doesn’t withhold a touchscreen display but has a colored display. The display type is Segmented LCD and has a sunlight-visible, transflective memory in pixels which ensures it will work in bright sunlight too. The display resolution is around 88 x 88 pixels. It comes in two different sizes i.e. regular and large. The total weight of the product is around 25 g and 25.5 g. Also, it's waterproof and has a rating perfect for a Swim. The battery life of the product is more than 1 year. 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

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

Garmin Vivofit 4
Activity Tracking:

There are various tracking features that the Vivoactive 4 holds but there is the unavailability of GPS, GALILEO, and GLONASS. There is a route tracker available that will track the route of the user. There is no heart rate monitor available. It tells time/date and has an automatic daylight-saving time available. There is an alarm clock and a timer present too. It also tracks the daily activities of the day like the steps taken in a day, the elevation crossed, the distance traveled, and even the calories burned in a day. It will also track the weight of the user and has the availability of a colored move bar. 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

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

Garmin Vivofit 4
Compatibility & Connectivity

The Garmin Vivoactive 4 is compatible with both modern Android and iOS devices. It uses Bluetooth smart wireless technology. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This is done to view workout summaries, create goals, and much more. Users cannot answer the calls using the smartwatch as a call control option is unavailable and will therefore not display who is calling. Also, it’s a simple fitness band that does basic fitness activities and helps the user achieve their fitness goals. It has a basic rest timer and an auto-goal feature. Read More

Bottom Line

Garmin Forerunner 645 Pros

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

Garmin Vivofit 4 Pros

  • Up to 1 year of battery life
  • An always-on display
  • Colored display
  • Easy-to-use interface
  • Robust
  • Move bar

Garmin Forerunner 645 Cones

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

Garmin Vivofit 4 Cones

  • No GPS tracking
  • No HR sensor
  • Unattractive strap
  • Sleep tracking is not precise

Design:

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

Garmin Vivofit 4
Design

Garmin Vívofit 4 is a fitness tracker that gives personalized fitness tracking. Who wants a tracker that won’t boost the user to get up and do some activity? The Garmin Vívofit is not only a fitness tracker but also a motivational fit for the user as it will give push the user to not sit idle and do some activity. There are various other basic tracking activities the colored move bar alert is also available that will alert for inactivity. The strap material is made of silicone. It's available in these two decent colors i.e. black and white. Read More

Specifications:

1.2""

Screen Size

"

Touch Screen

240 x 240px

Resolution

41.8gg

Weight

g

Min Temperature

Replaceable Band

20mmmm

Band Width

mm

Max Temperature

Waterproof

Screen protection

168h

Battery Life

0h

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

Garmin Vivofit 4
Specifications

The Garmin Vívofit 4 has various specifications the screen size being around 0.4`" x 0.43" (11 x 11 mm). As the display screen is petty small, therefore it doesn’t withhold a touchscreen display but has a colored display. The display type is Segmented LCD and has a sunlight-visible, transflective memory in pixels which ensures it will work in bright sunlight too. The display resolution is around 88 x 88 pixels. It comes in two different sizes i.e. regular and large. The total weight of the product is around 25 g and 25.5 g. Also, it's waterproof and has a rating perfect for a Swim. The battery life of the product is more than 1 year. 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

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

Garmin Vivofit 4
Activity Tracking:

There are various tracking features that the Vivoactive 4 holds but there is the unavailability of GPS, GALILEO, and GLONASS. There is a route tracker available that will track the route of the user. There is no heart rate monitor available. It tells time/date and has an automatic daylight-saving time available. There is an alarm clock and a timer present too. It also tracks the daily activities of the day like the steps taken in a day, the elevation crossed, the distance traveled, and even the calories burned in a day. It will also track the weight of the user and has the availability of a colored move bar. Read More

Compatibility & Connectivity

Android Compatibilty

Mac OS Compatibility

Syncs Wirelessly

Automatic Syncing

Wi-Fi Module

Cellular Module

Call Control

Sport Activities Tracking

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

Garmin Vivofit 4
Compatibility & Connectivity

The Garmin Vivoactive 4 is compatible with both modern Android and iOS devices. It uses Bluetooth smart wireless technology. It also uploads wireless data directly to Garmin Connects online fitness community and other social media sharing through this application. This is done to view workout summaries, create goals, and much more. Users cannot answer the calls using the smartwatch as a call control option is unavailable and will therefore not display who is calling. Also, it’s a simple fitness band that does basic fitness activities and helps the user achieve their fitness goals. It has a basic rest timer and an auto-goal feature. Read More

Bottom Line

Garmin Forerunner 645 Pros

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

Garmin Vivofit 4 Pros

  • Up to 1 year of battery life
  • An always-on display
  • Colored display
  • Easy-to-use interface
  • Robust
  • Move bar

Garmin Forerunner 645 Cones

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

Garmin Vivofit 4 Cones

  • No GPS tracking
  • No HR sensor
  • Unattractive strap
  • Sleep tracking is not precise