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Compare 4 products

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Fitbit Ionic Fitness Watch
Fitbit Ionic
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Polar M400 HR Fitness Watch
Polar M400 HR
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Suunto Ambit2 Black Fitness Watch
Suunto Ambit2 Black
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TomTom Spark 3 Cardio + Music Fitness Watch
Available colors
Editiorial reviews
16
3.7 out of 5
7 user ratings
5 stars
0 %
4 stars
85 %
3 stars
14 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
5
5 editorial reviews
Seems like everyone is getting into the fitness band market these days and as a runner, I find them nice enough but limited as a 'get in shape/get off yourRead more
The Polar M400 has almost everything you would want in both a running watch and daily activity tracker.Read more
The Polar M400 fitness tracker logs your outdoor runs with GPS and measures how much activity you get all day long. It's a compelling choice for runners, but a little too chunky to work as an all-day wearable.Read more
Read editorial reviews
2
2 editorial reviews
Please note: My Full Suunto2 R In-Depth Review is now available at this link. Enjoy! This morning Suunto officially announced their latest GPS unit – the Suunto Ambit2 R.  This unit is targeted specifically at runners, and is essentially aRead more
GPS watch for all the sportsRead more
Read editorial reviews
6
4.1 out of 5
4 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
47
4.1 out of 5
47 user ratings
5 stars
36 %
4 stars
42 %
3 stars
21 %
2 stars
0 %
1 stars
0 %
28
4.0 out of 5
28 user ratings
5 stars
28 %
4 stars
46 %
3 stars
25 %
2 stars
0 %
1 stars
0 %
32
4.4 out of 5
32 user ratings
5 stars
50 %
4 stars
37 %
3 stars
12 %
2 stars
0 %
1 stars
0 %
37
4.1 out of 5
37 user ratings
5 stars
35 %
4 stars
37 %
3 stars
24 %
2 stars
2 %
1 stars
0 %

Dimensions

Gender
  • Men's
  • Women's
N/A
Men's
  • Men's
  • Women's
Width1.5 in
N/A
1.97 in0.87 in
Depth1.5 in
N/A
0.71 in0.98 in
Weight1.76 oz1.98 oz3.14 oz1.66 oz
Thickness0.47 in
N/A
N/A
0.54 in

Design

Colour of product
  • Black
  • Blue
  • Grey
  • Orange
  • Silver
  • White
  • Yellow
Red
  • Black
  • Green
  • Grey
  • Pink
  • Red
  • Silver
  • White
  • Black
  • Blue
Protection featuresWater resistantWater resistantWater resistantWater resistant
Waterproof depth503010040

Features

Heart Rate MonitorBuilt-inBuilt-inSupport for HRM chest strapBuilt-in
Calorie counteryes
N/A
yesyes
Alarmyesyesyesyes
Altimeteryesyesyes
N/A
Date displayyes
N/A
yesyes
Pedometeryes
N/A
N/A
yes
Sleep readingyes
N/A
N/A
yes
Timeryes
N/A
yesyes
Vibration alarmyes
N/A
N/A
yes
Distance meter
N/A
yes
N/A
N/A
Barometer
N/A
N/A
yes
N/A
Compass
N/A
N/A
yesyes
Display light
N/A
N/A
yesyes
Speedometer
N/A
N/A
yesyes
Stopwatch
N/A
N/A
yesyes
Temperature sensor
N/A
N/A
yes
N/A

Connectivity

Bluetoothyesyes
N/A
yes
Bluetooth version4.0
N/A
N/A
4.0
GLONASSyes
N/A
N/A
no
GPSyesyesyesyes

Often compared with Fitbit Ionic