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Compare 3 products

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Fitbit Charge 2 Activity Tracker
Fitbit Charge 2
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Fitbit Charge 4 Activity Tracker
Fitbit Charge 4
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Polar A370 Activity Tracker
Polar A370
Available colors
Editiorial reviews
17
4.3 out of 5
6 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
13
4.0 out of 5
9 user ratings
5 stars
11 %
4 stars
88 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
7
3.3 out of 5
5 user ratings
5 stars
0 %
4 stars
40 %
3 stars
60 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
34
4.2 out of 5
34 user ratings
5 stars
38 %
4 stars
47 %
3 stars
11 %
2 stars
2 %
1 stars
0 %
46
3.9 out of 5
46 user ratings
5 stars
23 %
4 stars
47 %
3 stars
23 %
2 stars
2 %
1 stars
2 %
40
4.0 out of 5
40 user ratings
5 stars
22 %
4 stars
55 %
3 stars
22 %
2 stars
0 %
1 stars
0 %

Image

Displayyes
N/A
yes
Display typeOLEDOLEDTFT
Screen size
N/A
1.56 in0.96 in
Screen resolution
N/A
N/A
80 x 160

Dimensions

Weight1.23 oz1.06 oz1.32 oz

Design

Colour of product
  • Black
  • Blue
  • Grey
  • Lavender
  • Purple
  • Teal
  • Black
  • Blue
  • Purple
  • Black
  • Blue
  • Pink
  • White

Features

Water resistantyes
N/A
yes
Fully Waterproofno
N/A
yes
IP code (level of dust/water resistance)IP34
N/A
N/A
Accelerometeryesyes
N/A
Altimeteryesyes
N/A
Heart rate monitoryesyesyes
Caller IDyes
N/A
N/A
Calorie counteryesyesyes
Distance meteryesyesyes
Pedometeryesyesyes
Sleep readingyesyesyes
Stopwatchyes
N/A
yes
Touchscreenyesyesyes
Vibration alarmyesyesyes
Watchyes
N/A
yes
Speedometer
N/A
N/A
yes

Connectivity

Bluetoothyesyesyes
Bluetooth version4.0 LE4.04.0
GPSnoyesno
NFCnoyesno

Power

Battery life5.0 day7.0 day4.0 day
Battery type
Lithium Polymer
Lithium Polymer
Lithium Polymer
Charging via USByes
N/A
yes
Battery capacity
N/A
N/A
110.0 mAh

Often compared with Fitbit Charge 2

Often compared with Fitbit Charge 4

Often compared with Polar A370