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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 735XT Fitness Watch
Garmin Forerunner 735XT
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Sinji Health Watch Fitness
Sinji Health Watch
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Suunto Spartan Trainer Wrist HR Steel Fitness Watch
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
8
4.4 out of 5
4 user ratings
5 stars
75 %
4 stars
25 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
5
5 editorial reviews
A new HR reader gives the Spartan Sport more muscleRead more
I think Suunto finally got their groove back.  After what I’d argue as 1-2 years of being a bit lost, today they’ve nailed it with a product that hits the target audience perfectly and does so at an awesome price. Read more
A cheaper multi-sport watch that's good for triathletesRead more
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 %
49
4.0 out of 5
49 user ratings
5 stars
28 %
4 stars
46 %
3 stars
18 %
2 stars
6 %
1 stars
0 %
5
4.4 out of 5
5 user ratings
5 stars
40 %
4 stars
60 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
39
4.3 out of 5
39 user ratings
5 stars
46 %
4 stars
38 %
3 stars
12 %
2 stars
2 %
1 stars
0 %

Dimensions

Gender
  • Men's
  • Women's
  • Men's
  • Women's
N/A
  • Men's
  • Women's
Width1.67 in1.75 in1.61 in1.81 in
Depth1.67 in1.75 in
N/A
1.81 in
Weight1.47 oz1.42 oz
N/A
2.33 oz
Thickness0.53 in0.46 in
N/A
0.59 in

Design

Colour of product
  • Beige
  • Black,Stainless steel
  • Grey
  • Purple
  • Black,Grey
  • Black,Turquoise
  • Black
  • Rose Gold
  • Silver
  • Black
  • Blue
  • Silver
  • White
Band materialSilicone
N/A
Leather
N/A
Protection featuresWater resistantWater resistant
  • Dust resistant
  • Water resistant
Water resistant
Waterproof depth55
N/A
50

Features

Heart Rate MonitorBuilt-inBuilt-inBuilt-in
  • Built-in
  • Support for HRM chest strap
Distance meteryesyesyes
N/A
Calorie counteryesyesyesyes
ANT+yesyes
N/A
N/A
Alarmyesyes
N/A
yes
Altimeteryes
N/A
N/A
yes
Barometeryes
N/A
N/A
N/A
Compassyesyes
N/A
N/A
Date displayyesyes
N/A
yes
Display lightyesyes
N/A
yes
Pedometeryesyesyesyes
Sleep readingyesyes
N/A
yes
Speedometeryesyes
N/A
yes
Stopwatchyesyes
N/A
yes
Temperature sensoryesyes
N/A
N/A
Timeryesyes
N/A
yes
Vibration alarmyesyes
N/A
yes

Connectivity

Bluetoothyesyesyesyes
GLONASSyesyes
N/A
yes
GPSyesyes
N/A
yes
Bluetooth version
N/A
4.04.0
N/A

Power

Battery typeBuilt-inBuilt-inBuilt-inLi-Ion
Battery life (running)168.0 h11.0 h
N/A
10.0 h
Battery life (standby mode)7.0 day11.0 day5.0 day14.0 day
Battery capacity
N/A
N/A
100.0 mAh
N/A

Often compared with Garmin Forerunner 645

Often compared with Garmin Forerunner 735XT