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Polar M400

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  1. User ratingsUser ratingsratings of product added by Productz users
  2. Expert ratingsExpert ratingsexperts ratings from editorial reviews
  3. Consumer ratingsConsumer ratingsratings from the biggest online stores worldwide
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  3. Poor
  4. Average
4.1
based on all reviews
User ratings:
52
4.0 out of 5
52 user ratings
5 stars
34 %
4 stars
34 %
3 stars
26 %
2 stars
0 %
1 stars
3 %
Consumer ratings:
4.3 / 5
Editorial reviews:
10
  1. See more
4.0 out of 5
5 user ratings
5 stars
20 %
4 stars
80 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews

Pros

  • effective and low effort
  • super-accurate and bomb proof
  • the data is all displayed logically and has space to breathe

Cons

  • hook-and-loop is impossible to manipulate without visual reference
  • hell-bent on a session
  • lengthy sync time of the Polar is ubiquitous and tedious

Key specs

  • 128, 128 px
  • no
  • no
  • Men's, Women's
  • Built-in
  • yes
  • yes

Compare technical data of the product to its category

Polar

Polar M400 - Pros & Cons

Polar M400

Pros

  • effective and low effort
  • super-accurate and bomb proof
  • the data is all displayed logically and has space to breathe
  • super-accurate
  • Battery life without alert trickery is perfectly decent
  • portability and wearability are suitable
  • M400 is suitably portable
  • synced
  • it is nice to review and use
  • Vivoactive is a better watch in virtually every respect
  • M400 was relatively consistent with both Garmin watches

Cons

  • hook-and-loop is impossible to manipulate without visual reference
  • hell-bent on a session
  • lengthy sync time of the Polar is ubiquitous and tedious
  • Wrist-mounted optical sensors are far less reliable
  • No cherry-picked units sent by manufacturers
  • It takes tens of minutes
  • sometimes longer
  • M400 takes considerably longer to set up than the competitors
  • The GPS accuracy is still rather mediocre at best
  • The blue lap markers are quite spread out
  • problems for runners with smaller or larger wrists

Polar M400 - Technical Overview

PoorAverageGoodExcellent
IconWaterproof depth
30 m
Best:
IconWeight
56 g
IconBattery capacity
190 mAh
Best:
Leotec Black Mountain
Battery capacity: 550 mAh

Polar - Video Reviews (9)

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Polar M400 - Full Specifications

Icon
Display
Screen resolution128 x 128 px
Touchscreenno
Colour screenno
Backlightyes
Icon
Design
Colour of product
  • Black
  • Blue
  • Pink
  • White
Protection featuresWater resistant
Waterproof depth30
Icon
Connectivity
Bluetoothyes
Bluetooth version4.0
GPSyes
Icon
Dimensions
Gender
  • Men's
  • Women's
Weight1.98 oz
Icon
Features
Heart Rate MonitorBuilt-in
Distance meteryes
Calorie counteryes
Alarmyes
Altimeteryes
Date displayyes
Display lightyes
Pedometeryes
Sleep readingyes
Speedometeryes
Stopwatchyes
Timeryes
Icon
Power
Battery capacity190.0 mAh
Battery typeBuilt-in
Battery life (running)8.0 h
Battery life (standby mode)24.0 day

Polar M400 - Q&A

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Polar M400 Polar - Editorial Reviews (10)

4.0
Based on 10 reviews
  • 5
  • 4
  • 3
  • 2
  • 1
Polar M400 Polar M400 running watch review
TechRadar logo
TechRadar
Published: 28.11.2017
Polar M400 running watch review
4.5

The owning-ness of the long distance runner

Polar M400 Polar M400 review
Wareable logo
Wareable
Published: 16.10.2014
Polar M400 review
4.0

The wallet-friendly younger sibling to the Polar V800, the M400 is one of the first fitness devices to bridge the gap between the fitness band and the GPS s...

Polar M400 Polar M400 running watch review
T3 logo
T3
Published: 10.11.2014
Polar M400 running watch review
4.0

How does Polar's new running watch stack up?

Polar M400 A feature-packed GPS running watch that can also track your steps and sleep
CNET logo
CNET
Published: 20.11.2014
A feature-packed GPS running watch that can also track your steps and sleep

The Polar M400 has almost everything you would want in both a running watch and daily activity tracker.

Polar M400 Polar M400 Review
PCMAG logo
PCMAG
Published: 18.03.2016
Polar M400 Review
3.5

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.

Polar M400 Polar M400 GPS & Activity Tracker Watch In-Depth Review
DC Rainmaker logo
DC Rainmaker
Published: 25.09.2014
Polar M400 GPS & Activity Tracker Watch In-Depth Review

Today, Polar has announced their latest watch, the M400.  This running focused GPS watch also contains day to day activity tracking (i.e. steps and sleep) along with smartphone connectivity.  The unit priced at $179US/€159EUR, is very competitively placed in the

Polar M400 Polar M400 Review
Tom's Guide logo
Tom's Guide
Published: 24.11.2014
Polar M400 Review
4.0

The Polar M400 is a GPS watch that acts as an all-day activity tracker, making it useful even when you're not running or cycling.

Polar M400 Polar M400 Review - GPS Running Watch - TitaniumGeek
TitaniumGeek logo
TitaniumGeek
Published: 17.08.2015
Polar M400 Review - GPS Running Watch - TitaniumGeek

The Polar M400 review is a mid range running GPS watch, & activity tracker. The M400 is priced very keenly with features to really trouble the competition!

Polar M400 Polar M400
ProductReview.com.au logo
ProductReview.com.au
Published: 24.08.2018
Polar M400

Polar M400 (Smart Watch / Fitness Tracker): 4.3 out of 5 stars from 9 genuine reviews on Australia's largest opinion site ProductReview.com.au.

Polar M400 Polar M400 with heart rate sensor review - The Gadgeteer
The Gadgeteer logo
The Gadgeteer
Published: 20.02.2015
Polar M400 with heart rate sensor review - The Gadgeteer

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 your

Often compared with Polar M400