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Compare 4 products

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Fitbit Ionic Fitness Watch
Fitbit Ionic
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Fitbit Surge Fitness Watch
Fitbit Surge
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Mio Alpha 2 Fitness Watch
Mio Alpha 2
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Polar M400 HR Fitness Watch
Polar M400 HR
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
11
3.8 out of 5
6 user ratings
5 stars
33 %
4 stars
33 %
3 stars
33 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
6
6 editorial reviews
Mio Alpha2 Review - optical heart rate watch - TitaniumGeekRead more
One of the first watches to bring optical heart rate monitoring to the wrist, the Mio Alpha was pretty ground breaking when it arrived on the sports trackin...Read more
As a dedicated workout watch, the Mio Alpha 2 offers one of the best heart-rate monitors available in an easy-to-wear design.Read more
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
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 %
42
4.1 out of 5
42 user ratings
5 stars
28 %
4 stars
52 %
3 stars
19 %
2 stars
0 %
1 stars
0 %
40
4.3 out of 5
40 user ratings
5 stars
45 %
4 stars
40 %
3 stars
12 %
2 stars
2 %
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 %

Dimensions

Gender
  • Men's
  • Women's
  • Men's
  • Women's
  • Men's
  • Women's
N/A
Width1.5 in1.34 in1.69 in
N/A
Depth1.5 in1.34 in8.78 in
N/A
Weight1.76 oz1.55 oz1.87 oz1.98 oz
Thickness0.47 in
N/A
N/A
N/A

Design

Colour of product
  • Black
  • Blue
  • Grey
  • Orange
  • Silver
  • White
  • Yellow
  • Black
  • Blue
  • Orange
  • Black
  • Black,Pink
  • Black,Yellow
Red
Protection featuresWater resistantWater resistantWater resistantWater resistant
Waterproof depth5053030
Band material
N/A
ElastomerSilicone
N/A

Features

Heart Rate MonitorBuilt-inBuilt-inBuilt-inBuilt-in
Calorie counteryesyesyes
N/A
Alarmyesyesyesyes
Altimeteryesyes
N/A
yes
Date displayyesyes
N/A
N/A
Pedometeryesyes
N/A
N/A
Sleep readingyesyes
N/A
N/A
Timeryes
N/A
N/A
N/A
Vibration alarmyesyes
N/A
N/A
Distance meter
N/A
yesyesyes
Compass
N/A
yes
N/A
N/A
Display light
N/A
yes
N/A
N/A
Speedometer
N/A
yes
N/A
N/A
Stopwatch
N/A
no
N/A
N/A

Connectivity

Bluetoothyesyesyesyes
Bluetooth version4.04.04.0
N/A
GLONASSyesno
N/A
N/A
GPSyesyesyesyes

Power

Battery typeLi-polymerBuilt-inBuilt-inBuilt-in
Battery life (running)10.0 h5.0 h
N/A
N/A
Battery life (standby mode)4.0 day5.0 day
N/A
N/A
Battery capacity
N/A
N/A
N/A
190.0 mAh

Often compared with Fitbit Ionic

Often compared with Fitbit Surge