Garmin Fenix 6 Solar vs Garmin Forerunner 645

Design:

Garmin Fenix 6 Solar
Design

Garmin Fenix 6 solar is a round-shaped multi-sport watch. It harnesses the power of the sun to recharge itself. The material used in the bezel is stainless steel and the case has a fiber-reinforced polymer metal with a rear cover. The strap is made of silicon and its color can be customized accordingly. A high-resolution Chroma display assures legibility in all ambient conditions. The water-resistance features make this series worth wearing even during swimming. Also, this watch includes a built-in GPS meaning users can now even run without having to take their smartphones with them in their pockets. You will never miss an important update, email, or text because of its vibration alert feature. 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
85g

Weight

41.8g

Waterproof

45°C

Max Temperature

-20°C

Min Temperature

Replaceable Band

22mm

Band Width

20mm

Screen protection

336

Battery Life

168

Charging Time

Garmin Fenix 6 Solar
Specifications

Garmin Fenix 6 solar is a multi-sport smartwatch that comes with a series of specifications. A bright display with a screen size of 1.3 inches and weighs about 3 ounces (approximately 0.18 lbs.). The display resolution is 260 x 260 pixels. The dimension of the watch is 5.51 x 0.2 x 1.36 inches. It has a good battery life of up to 14 days. It has a storage memory of 64 MB. One lithium-polymer battery is used to make it's working even better. The face display has a width of 47 mm. It is also water resistant. Navigation is done with the help of added map themes, GPS, and sensors. 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 6 Solar
Activity Tracking:

Garmin Fenix 6 solar has a lot of tracking features to offer. It has a route tracker available. This product comes with a preloaded activity profile for all the workouts and sports. It will detect all the activities automatically like the steps count in a day, calories burned, distance covered, and the elevation crossed. With multi-sport mode, it will keep a track of the average lap pace and many other challenges can be practiced. It has a heart rate monitor and sleep-tracking feature. Fitness training features like VO2 Max and Recovery Advisor are also present. Above all, it is a visual race predictor and can be used for safety purposes as well. 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 6 Solar
Compatibility & Connectivity

Fenix 6 solar is found compatible with any smartphone whether android or iOS. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly. You can connect it to your smartphone with the help of Bluetooth. Wi-Fi enabling option is also available. It also supports the ANT+ protocol for better connectivity. It also uploads wireless data directly to Garmin Connect to track your records and keep you updated. Also, some other devices like Alpha 100, Atemos 100, 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 6 (pro-solar). 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 6 Solar Pros

  • Animated Workouts
  • 24/7 health monitoring system
  • Contains surf-ready features.
  • Equipped with sensors like Altimeter, Barometer, Calorimeter
  • Long-lasting battery life
  • GPS and GLONASS

Garmin Forerunner 645 Pros

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

Garmin Fenix 6 Solar Cones

  • High cost
  • Connecting to Garmin IQ apps is a bit
  • Limited smartwatch functionality
  • Doesn’t have topographical maps.

Garmin Forerunner 645 Cones

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

Design:

Garmin Fenix 6 Solar
Design

Garmin Fenix 6 solar is a round-shaped multi-sport watch. It harnesses the power of the sun to recharge itself. The material used in the bezel is stainless steel and the case has a fiber-reinforced polymer metal with a rear cover. The strap is made of silicon and its color can be customized accordingly. A high-resolution Chroma display assures legibility in all ambient conditions. The water-resistance features make this series worth wearing even during swimming. Also, this watch includes a built-in GPS meaning users can now even run without having to take their smartphones with them in their pockets. You will never miss an important update, email, or text because of its vibration alert feature. 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
85gg

Weight

41.8gg
-20°C℃

Min Temperature

Replaceable Band

22mmmm

Band Width

20mmmm
45°C℃

Max Temperature

Waterproof

Screen protection

336h

Battery Life

168h

Garmin Fenix 6 Solar
Specifications

Garmin Fenix 6 solar is a multi-sport smartwatch that comes with a series of specifications. A bright display with a screen size of 1.3 inches and weighs about 3 ounces (approximately 0.18 lbs.). The display resolution is 260 x 260 pixels. The dimension of the watch is 5.51 x 0.2 x 1.36 inches. It has a good battery life of up to 14 days. It has a storage memory of 64 MB. One lithium-polymer battery is used to make it's working even better. The face display has a width of 47 mm. It is also water resistant. Navigation is done with the help of added map themes, GPS, and sensors. 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 6 Solar
Activity Tracking:

Garmin Fenix 6 solar has a lot of tracking features to offer. It has a route tracker available. This product comes with a preloaded activity profile for all the workouts and sports. It will detect all the activities automatically like the steps count in a day, calories burned, distance covered, and the elevation crossed. With multi-sport mode, it will keep a track of the average lap pace and many other challenges can be practiced. It has a heart rate monitor and sleep-tracking feature. Fitness training features like VO2 Max and Recovery Advisor are also present. Above all, it is a visual race predictor and can be used for safety purposes as well. 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 6 Solar
Compatibility & Connectivity

Fenix 6 solar is found compatible with any smartphone whether android or iOS. It provides compatibility with Garmin maps as well. We can connect it to other devices wirelessly. You can connect it to your smartphone with the help of Bluetooth. Wi-Fi enabling option is also available. It also supports the ANT+ protocol for better connectivity. It also uploads wireless data directly to Garmin Connect to track your records and keep you updated. Also, some other devices like Alpha 100, Atemos 100, 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 6 (pro-solar). 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 6 Solar Pros

  • Animated Workouts
  • 24/7 health monitoring system
  • Contains surf-ready features.
  • Equipped with sensors like Altimeter, Barometer, Calorimeter
  • Long-lasting battery life
  • GPS and GLONASS

Garmin Forerunner 645 Pros

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

Garmin Fenix 6 Solar Cones

  • High cost
  • Connecting to Garmin IQ apps is a bit
  • Limited smartwatch functionality
  • Doesn’t have topographical maps.

Garmin Forerunner 645 Cones

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