Polar Vantage M3
Smartwatch · Polar Flow app on Android and iPhone
- Cheapest price
- £349
- Subscription
- Optional
- Over 3 years
- £349
Prices
- First Class Watches£349View at First Class Watches (opens in a new tab)
- Polar£349View at Polar (opens in a new tab)
- AmazonAmazonFind it on Amazon (opens in a new tab)
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What it measures
- Heart rate
- Resting heart rate
- HRV
- Sleep stages
- Deep sleep
- Blood oxygen
- VO2 max
- Skin temperature
- Readiness score
- Steps
- ECG
- GPS
- Blood pressure (no)
As polar.com states it.
What it does
A multisport watch with an AMOLED touchscreen, dual-frequency GPS and pre-installed offline maps, worn on the wrist and synced to the Polar Flow app, where it records heart rate, sleep and training.
From the description on polar.com.
Polar Vantage M3 specs
- Type
- Smartwatch
- Works with
- Polar Flow app on Android and iPhone
- Battery
- Up to 7 days (smartwatch mode)
- Water resistance
- WR50
- Size
- 44.7 x 44.7 x 12.2 mm
- Weight
- 53 g, 35 g without wristband
- Display
- 1.28 in AMOLED touchscreen, 416 x 416 pixels, always-on
- Materials
- Gorilla Glass 3, glass-fibre-reinforced plastic case, stainless steel bezel
- GPS
- GPS, GLONASS, Galileo, BeiDou, QZSS; dual-frequency (L1/L5)
- Connectivity
- Bluetooth LE (ANT+ not supported)
- Storage
- 32 GB
- Maps
- North America and Europe pre-installed, others free in Polar Flow
- Charging
- Proprietary USB-C cable
- Guarantee
- 2 years
Further specs from polar.com.
How it compares
- To buy, it is the 31st cheapest of 67 smartwatches we compare (the middle one costs £361).
- Over three years, subscription included, it is the 31st cheapest of 67 smartwatches.
- It measures 6 of the 8 features we compare; the middle smartwatch measures 5.
- Has what fewer than half of them do: ECG.
- It needs no subscription; 0 of the 67 do.
Polar Vantage M3 reviews and discussions
Reviews
- the5krunner review of the Polar Vantage M3 2024-10
- TechRadar review of the Polar Vantage M3 2025-01
- T3 review of the Polar Vantage M3 2025-01
Which?
- Which? tests of this kind of product members' content
Links to other sites' reviews and discussions; we do not run them and they are not ours.
Subscription
- Polar Fitness Program optional.
- Adds: Adaptive workout plans; Polar states 9.99 euros a month or local equivalent
- Source: support.polar.com
Questions
- Where is the Polar Vantage M3 cheapest?
- First Class Watches, at £349 when checked on 2026-10-29.
- Does the Polar Vantage M3 need a subscription?
- Polar Fitness Program optional. It adds: Adaptive workout plans; Polar states 9.99 euros a month or local equivalent
- What does the Polar Vantage M3 cost over three years?
- £349, the price plus any required subscription.
- How does the Polar Vantage M3 compare with other smartwatches?
- To buy, it is the 31st cheapest of 67 smartwatches we compare (the middle one costs £361). Over three years, subscription included, it is the 31st cheapest of 67 smartwatches. It measures 6 of the 8 features we compare; the middle smartwatch measures 5.
Compare with
- 1
- 3 years
- £349
- Price
- £349
- Subscription
- Optional
- 2
- 3 years
- £349
- Price
- £349
- Subscription
- None
- 3
- 3 years
- £349.99
- Price
- £349.99
- Subscription
- Optional
Readings are not a diagnosis. If you are worried about your health, speak to your GP, pharmacist or NHS 111. How we earn.