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Compare 4 products

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Garmin Forerunner 645 Fitness Watch
Garmin Forerunner 645
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Garmin Forerunner 645 Music Fitness Watch
Garmin Forerunner 645 Music
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Garmin Vivoactive 4 Fitness Watch
Garmin Vivoactive 4
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Suunto 7 Fitness Watch
Suunto 7
Available colors
Editiorial 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
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
13
4.4 out of 5
8 user ratings
5 stars
62 %
4 stars
37 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
10
3.8 out of 5
5 user ratings
5 stars
0 %
4 stars
100 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
53
4.0 out of 5
53 user ratings
5 stars
35 %
4 stars
37 %
3 stars
15 %
2 stars
9 %
1 stars
1 %
44
3.9 out of 5
44 user ratings
5 stars
22 %
4 stars
47 %
3 stars
29 %
2 stars
0 %
1 stars
0 %
193
3.5 out of 5
193 user ratings
5 stars
19 %
4 stars
26 %
3 stars
37 %
2 stars
11 %
1 stars
4 %
70
3.7 out of 5
70 user ratings
5 stars
22 %
4 stars
31 %
3 stars
34 %
2 stars
11 %
1 stars
0 %

Display

Screen resolution240 x 240 px240 x 240 px260 x 260 px454 x 454 px
Touchscreennonoyesyes
Colour screenyesyesyesyes
Display type
N/A
N/A
MIPAMOLED
Backlight
N/A
N/A
N/A
yes

Dimensions

Gender
  • Men's
  • Women's
  • Men's
  • Women's
N/A
N/A
Width1.67 in1.67 in1.78 in1.97 in
Depth1.67 in1.67 in1.78 in1.97 in
Weight1.47 oz1.49 oz1.78 oz1.83 oz
Thickness0.53 in0.53 in
N/A
N/A

Design

Colour of product
  • Beige
  • Black,Stainless steel
  • Grey
  • Purple
  • Black
  • Red
  • Black
  • Black,Grey
  • Grey,Silver
  • Silver
  • Black
  • Black,Green
  • Black,Titanium
  • Copper colour,Graphite
  • Grey,Titanium
  • Rose Gold,Sand
  • White
Band materialSiliconeSiliconeSiliconeSilicone
Protection featuresWater resistantWater resistantWaterproofWater resistant
Waterproof depth55550

Features

Heart Rate MonitorBuilt-inBuilt-inBuilt-inBuilt-in
Distance meteryesyesyes
N/A
Calorie counteryesyesyesyes
ANT+yesyes
N/A
N/A
Alarmyesyesyesyes
Altimeteryesyes
N/A
yes
Barometeryesyes
N/A
yes
Compassyesyesyesyes
Date displayyesyes
N/A
N/A
Display lightyesyes
N/A
N/A
Pedometeryesyes
N/A
N/A
Sleep readingyesyes
N/A
N/A
Speedometeryesyes
N/A
N/A
Stopwatchyesyesyesyes
Temperature sensoryesyesyes
N/A
Timeryesyesyesyes
Vibration alarmyesyes
N/A
yes

Connectivity

Bluetoothyesyesyesyes
GLONASSyesyesyesyes
GPSyesyesyesyes

Power

Battery typeBuilt-in
N/A
Built-inBuilt-in
Battery life (running)168.0 h12.0 h
N/A
N/A
Battery life (standby mode)7.0 day7.0 day8.0 day40.0 day

Often compared with Garmin Forerunner 645

Often compared with Garmin Forerunner 645 Music

Often compared with Garmin Vivoactive 4

Often compared with Suunto 7