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Garmin Fenix 6 vs Garmin Forerunner 645

Garmin Fenix 6 Fitness Watch
Garmin Fenix 6
Garmin Forerunner 645 Fitness Watch
Garmin Forerunner 645
Available colors
Editiorial reviews
9
4.6 out of 5
3 user ratings
5 stars
100 %
4 stars
0 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
10
3.8 out of 5
6 user ratings
5 stars
16 %
4 stars
50 %
3 stars
33 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
61
3.8 out of 5
61 user ratings
5 stars
31 %
4 stars
29 %
3 stars
29 %
2 stars
8 %
1 stars
1 %
53
4.0 out of 5
53 user ratings
5 stars
35 %
4 stars
37 %
3 stars
15 %
2 stars
9 %
1 stars
1 %

Full Comparison

Display

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Screen resolution260 x 260 px240 x 240 px
Colour screenyesyes

Dimensions

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Width1.85 in1.67 in
Depth1.85 in1.67 in
Weight2.93 oz1.47 oz

Design

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Colour of product
  • Black
  • Black,Red
  • Carbon,Grey
  • Grey,Titanium
  • Titanium
  • Beige
  • Black,Stainless steel
  • Grey
  • Purple
Band materialNylonSilicone
Protection featuresWater resistantWater resistant
Waterproof depth105

Features

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Heart Rate MonitorBuilt-inBuilt-in
Distance meteryesyes
Calorie counteryesyes
Alarmyesyes
Altimeteryesyes
Compassyesyes
Stopwatchyesyes
Temperature sensoryesyes
Timeryesyes

Connectivity

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Bluetoothyesyes
GLONASSyesyes
GPSyesyes

Power

Garmin Fenix 6Garmin Fenix 6
Garmin Forerunner 645Garmin Forerunner 645
Battery typeBuilt-inBuilt-in
Battery life (standby mode)28.0 day7.0 day

Pros & Cons

Pros
      Cons

          Often compared with Garmin Fenix 6

          Often compared with Garmin Forerunner 645