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Compare 5 products

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Garmin Forerunner 645 Fitness Watch
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Garmin Forerunner 735XT Fitness Watch
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Garmin Forerunner 935 Fitness Watch
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Garmin Vivoactive 4 Fitness Watch
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Suunto Spartan Trainer Wrist HR Steel Fitness Watch
Available colors

Display

Screen resolution240 x 240 px215 x 180 px240 x 240 px260 x 260 px218 x 218 px
Touchscreennononoyesno
Colour screenyesyesyesyesyes
Backlight
N/A
yes
N/A
N/A
N/A
Display type
N/A
N/A
N/A
MIP
N/A

Dimensions

Gender
  • Men's
  • Women's
  • Men's
  • Women's
  • Men's
  • Women's
N/A
  • Men's
  • Women's
Width1.67 in1.75 in1.85 in1.78 in1.81 in
Depth1.67 in1.75 in1.85 in1.78 in1.81 in
Weight1.47 oz1.42 oz1.73 oz1.78 oz2.33 oz
Thickness0.53 in0.46 in0.55 in
N/A
0.59 in

Design

Colour of product
  • Beige
  • Black,Stainless steel
  • Grey
  • Purple
  • Black,Grey
  • Black,Turquoise
  • Black
  • Green
  • Black
  • Black,Grey
  • Grey,Silver
  • Silver
  • Black
  • Blue
  • Silver
  • White
Band materialSilicone
N/A
SiliconeSilicone
N/A
Protection featuresWater resistantWater resistantWater resistantWaterproofWater resistant
Waterproof depth555550

Features

Heart Rate MonitorBuilt-inBuilt-inBuilt-inBuilt-in
  • Built-in
  • Support for HRM chest strap
Distance meteryesyesyesyes
N/A
Calorie counteryesyesyesyesyes
ANT+yesyesyes
N/A
N/A
Alarmyesyesyesyesyes
Altimeteryes
N/A
yes
N/A
yes
Barometeryes
N/A
yes
N/A
N/A
Compassyesyesyesyes
N/A
Date displayyesyesyes
N/A
yes
Display lightyesyesyes
N/A
yes
Pedometeryesyesyes
N/A
yes
Sleep readingyesyesyes
N/A
yes
Speedometeryesyesyes
N/A
yes
Stopwatchyesyesyesyesyes
Temperature sensoryesyesyesyes
N/A
Timeryesyesyesyesyes
Vibration alarmyesyesyes
N/A
yes
Golf watch
N/A
N/A
yes
N/A
N/A

Connectivity

Bluetoothyesyesyesyesyes
GLONASSyesyesyesyesyes
GPSyesyesyesyesyes
Bluetooth version
N/A
4.04.0
N/A
N/A

Power

Battery typeBuilt-inBuilt-inBuilt-inBuilt-inLi-Ion
Battery life (running)168.0 h11.0 h60.0 h
N/A
10.0 h
Battery life (standby mode)7.0 day11.0 day14.0 day8.0 day14.0 day

Often compared with Garmin Forerunner 645

Often compared with Garmin Forerunner 735XT

Often compared with Garmin Forerunner 935

Often compared with Garmin Vivoactive 4