Garmin Forerunner 645 vs Garmin Vivofit Jr. 2

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 Jr. 2
Design

Garmin Vívofit Jr. 2 is an interactive watch that is made for kids. Kids love watches that have various specifications and this watch has it all. It opens the gate to a new set of features like the availability of a swim-friendly band. The charming life is amazing to an extent that it doesn't even need recharging. Frozen 2 adventures and games are pre-installed along with the parental control app available. It also alerts in case of activity of more than 60 mins of daily activity. The strap material is made of silicone. It’s available in two pretty colors i.e. pink and purple. Read More

Specifications:

1.2"

Screen Size

Touch Screen

240 x 240px

Resolution

88 x 88px
41.8g

Weight

17.5g

Waterproof

Max Temperature

45°C

Min Temperature

-10°C

Replaceable Band

20mm

Band Width

Screen protection

168

Battery Life

11160

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 Jr. 2
Specifications

The Garmin Vívofit Jr. 2 has various specifications like the screen size of the product is around 11 x 11 mm. Garmin Vívofit Jr. 2 has no touchscreen availability but a comfortable colored display available. The screen resolution of Garmin Vívofit Jr. 2 is 88 x 88 pixels with a sunlight-visible, memory-in-pixel display. The total weight of this product is around 17.5 g. Also, it's waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature of the product is around -20 c to 60°c. The battery lasts Up to 1 year and therefore it doesn't even need recharging. 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 Jr. 2
Activity Tracking:

The Garmin Vívofit Jr. 2 has the unavailability of GPS but other tracking features are kid friendly. There is a route tracker available that help tracks the route of the user. This series doesn’t have a heart rate monitor. It also detects the activities automatically and therefore tracks the distance, the elevation crossed in a day and the steps taken in a day too. The sleep tracker is also available along with an accelerometer. There are various other features like daily smart features, activity goals, and a move bar that give alerts in case of a period of inactivity. It also gives chores and provides rewards for their completion to boost the kids for more activity. 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 Jr. 2
Compatibility & Connectivity

The Garmin Vívofit Jr. 2 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. It has two bands available that feature various princess characters like Ariel, Belle, Jasmine, Mulan, and Rapunzel. Also, it's a simple fitness band that does basic fitness activities and helps the user achieve their fitness goals. It has a beeper, and a backlight available. 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 Jr. 2 Pros

  • Lots of features
  • Easy to use
  • Effective
  • Light-weight
  • Comfortable
  • Water-proof

Garmin Forerunner 645 Cones

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

Garmin Vivofit Jr. 2 Cones

  • Expensive
  • The in-app game is a bit sketchy
  • No wrist strap option
  • Manual syncing

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 Jr. 2
Design

Garmin Vívofit Jr. 2 is an interactive watch that is made for kids. Kids love watches that have various specifications and this watch has it all. It opens the gate to a new set of features like the availability of a swim-friendly band. The charming life is amazing to an extent that it doesn't even need recharging. Frozen 2 adventures and games are pre-installed along with the parental control app available. It also alerts in case of activity of more than 60 mins of daily activity. The strap material is made of silicone. It’s available in two pretty colors i.e. pink and purple. Read More

Specifications:

1.2""

Screen Size

"

Touch Screen

240 x 240px

Resolution

88 x 88px
41.8gg

Weight

17.5gg

Min Temperature

-10°C℃

Replaceable Band

20mmmm

Band Width

mm

Max Temperature

45°C℃

Waterproof

Screen protection

168h

Battery Life

11160h

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 Jr. 2
Specifications

The Garmin Vívofit Jr. 2 has various specifications like the screen size of the product is around 11 x 11 mm. Garmin Vívofit Jr. 2 has no touchscreen availability but a comfortable colored display available. The screen resolution of Garmin Vívofit Jr. 2 is 88 x 88 pixels with a sunlight-visible, memory-in-pixel display. The total weight of this product is around 17.5 g. Also, it's waterproof and has a depth rating of up to 5 ATM. The maximum operating temperature of the product is around -20 c to 60°c. The battery lasts Up to 1 year and therefore it doesn't even need recharging. 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 Jr. 2
Activity Tracking:

The Garmin Vívofit Jr. 2 has the unavailability of GPS but other tracking features are kid friendly. There is a route tracker available that help tracks the route of the user. This series doesn’t have a heart rate monitor. It also detects the activities automatically and therefore tracks the distance, the elevation crossed in a day and the steps taken in a day too. The sleep tracker is also available along with an accelerometer. There are various other features like daily smart features, activity goals, and a move bar that give alerts in case of a period of inactivity. It also gives chores and provides rewards for their completion to boost the kids for more activity. 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 Jr. 2
Compatibility & Connectivity

The Garmin Vívofit Jr. 2 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. It has two bands available that feature various princess characters like Ariel, Belle, Jasmine, Mulan, and Rapunzel. Also, it's a simple fitness band that does basic fitness activities and helps the user achieve their fitness goals. It has a beeper, and a backlight available. 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 Jr. 2 Pros

  • Lots of features
  • Easy to use
  • Effective
  • Light-weight
  • Comfortable
  • Water-proof

Garmin Forerunner 645 Cones

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

Garmin Vivofit Jr. 2 Cones

  • Expensive
  • The in-app game is a bit sketchy
  • No wrist strap option
  • Manual syncing