Garmin Fenix 7 Sapphire Solar vs Garmin Forerunner 645

Design:

Garmin Fenix 7 Sapphire Solar
Design

For users searching for extraordinary features with solar charging ability, Garmin Fenix Solar sapphire watch is a great option for them. Garmin Fenix 7 solar sapphire edition is a round-shaped, long-running multi-sport GPS watch. It is composed of a titanium-based bezel with a case of fiber-reinforced polymer with a titanium rear cover. While the lens is made of highly scratch-resistant material i.e., sapphire which protects it from the external environment. This product can sustain many athletic and outdoor challenges. For better and more accurate positioning even in a challenging environment, we can use several navigation systems installed in it. 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:

1.3"

Screen Size

1.2"

Touch Screen

260 x 260px

Resolution

240 x 240px
73g

Weight

41.8g

Waterproof

45°C

Max Temperature

-20°C

Min Temperature

Replaceable Band

22mm

Band Width

20mm

Screen protection

528

Battery Life

168

Charging Time

Garmin Fenix 7 Sapphire Solar
Specifications

Garmin Fenix 7 sapphire solar edition comes with many specifications. The screen size is 1.3 inches and weighs about 12 ounces. The product dimensions are 1.85×1.85×0.57 inches. The display has a resolution of 260×260 pixels. It provides good readability in bright sunlight and has a transflective memory. The face comes with a 47 mm wide display. It's waterproof and has a resistance of 10 ATM. It has 16 GB of memory. The touch screen has made life easier as compared to buttons. This provides quick and convenient access to selections. The battery life of this product in smartwatch mode is up to 18 days. The battery can be recharged in presence of bright sunlight. One lithium-based battery is also used. 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

Garmin Fenix 7 Sapphire Solar
Activity Tracking:

Tracking features define whether a certain watch or device is to be used for a certain activity or not. They will take your training to next level by tracking your stamina, training status, workout routine, advanced performance metrics, etc. with endurance. This product comes with 30+ built-in sports apps. We can monitor our health and wellness 24/7. Fenix 7 solar comes with an enhanced wrist heart rate monitor along with Pulse Ox to determine heart rate and sleep. It comes with preinstalled topographical and other maps for several golf courses and ski resorts to make your trip more adventurous. It comes with a 3-axis compass with a gyroscope and altimeter to determine the right direction for you. 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

Garmin Fenix 7 Sapphire Solar
Compatibility & Connectivity

It can be connected to either android or IOS by using the Garmin app. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly with the help of Bluetooth. This watch also provides access to Wi-Fi and USB. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. Also, some other devices like Approach CT10, GPSMAP 66i, Varia Rearview Radar, Varia Smart Bike Lights, Varia Vision In-sight Display, Vector 2, Vector 2S, and VIRB 360 are found to be compatible with Fenix 7 solar sapphire edition. 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

Garmin Fenix 7 Sapphire Solar Pros

  • Pre-installed topographical maps
  • 24/7 health monitoring
  • Both buttons and touch screen interface
  • Solar charging capability
  • Multi networks navigation (GPS, GLONASS, and Galileo)
  • Enabled Wi-Fi

Garmin Forerunner 645 Pros

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

Garmin Fenix 7 Sapphire Solar Cones

  • High-priced
  • Mic problem during calls
  • Reflection from the surface can cause discomfort
  • Not much difference compared to the previous series.

Garmin Forerunner 645 Cones

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

Design:

Garmin Fenix 7 Sapphire Solar
Design

For users searching for extraordinary features with solar charging ability, Garmin Fenix Solar sapphire watch is a great option for them. Garmin Fenix 7 solar sapphire edition is a round-shaped, long-running multi-sport GPS watch. It is composed of a titanium-based bezel with a case of fiber-reinforced polymer with a titanium rear cover. While the lens is made of highly scratch-resistant material i.e., sapphire which protects it from the external environment. This product can sustain many athletic and outdoor challenges. For better and more accurate positioning even in a challenging environment, we can use several navigation systems installed in it. 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:

1.3""

Screen Size

1.2""

Touch Screen

260 x 260px

Resolution

240 x 240px
73gg

Weight

41.8gg
-20°C℃

Min Temperature

Replaceable Band

22mmmm

Band Width

20mmmm
45°C℃

Max Temperature

Waterproof

Screen protection

528h

Battery Life

168h

Garmin Fenix 7 Sapphire Solar
Specifications

Garmin Fenix 7 sapphire solar edition comes with many specifications. The screen size is 1.3 inches and weighs about 12 ounces. The product dimensions are 1.85×1.85×0.57 inches. The display has a resolution of 260×260 pixels. It provides good readability in bright sunlight and has a transflective memory. The face comes with a 47 mm wide display. It's waterproof and has a resistance of 10 ATM. It has 16 GB of memory. The touch screen has made life easier as compared to buttons. This provides quick and convenient access to selections. The battery life of this product in smartwatch mode is up to 18 days. The battery can be recharged in presence of bright sunlight. One lithium-based battery is also used. 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

Garmin Fenix 7 Sapphire Solar
Activity Tracking:

Tracking features define whether a certain watch or device is to be used for a certain activity or not. They will take your training to next level by tracking your stamina, training status, workout routine, advanced performance metrics, etc. with endurance. This product comes with 30+ built-in sports apps. We can monitor our health and wellness 24/7. Fenix 7 solar comes with an enhanced wrist heart rate monitor along with Pulse Ox to determine heart rate and sleep. It comes with preinstalled topographical and other maps for several golf courses and ski resorts to make your trip more adventurous. It comes with a 3-axis compass with a gyroscope and altimeter to determine the right direction for you. 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

Garmin Fenix 7 Sapphire Solar
Compatibility & Connectivity

It can be connected to either android or IOS by using the Garmin app. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly with the help of Bluetooth. This watch also provides access to Wi-Fi and USB. It also provides inclusive navigation when paired with these compatible devices. It also supports the ANT+ protocol for better connectivity by using low energy. Also, some other devices like Approach CT10, GPSMAP 66i, Varia Rearview Radar, Varia Smart Bike Lights, Varia Vision In-sight Display, Vector 2, Vector 2S, and VIRB 360 are found to be compatible with Fenix 7 solar sapphire edition. 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

Garmin Fenix 7 Sapphire Solar Pros

  • Pre-installed topographical maps
  • 24/7 health monitoring
  • Both buttons and touch screen interface
  • Solar charging capability
  • Multi networks navigation (GPS, GLONASS, and Galileo)
  • Enabled Wi-Fi

Garmin Forerunner 645 Pros

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

Garmin Fenix 7 Sapphire Solar Cones

  • High-priced
  • Mic problem during calls
  • Reflection from the surface can cause discomfort
  • Not much difference compared to the previous series.

Garmin Forerunner 645 Cones

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