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Garmin Forerunner 165

Smartwatch · Android and iPhone

Cheapest price
£179.85
Subscription
Optional
Over 3 years
£179.85

Prices

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What it measures

As garmin.com states it.

What it does

A GPS running watch with a 1.2-inch AMOLED touchscreen, worn on the wrist and paired with the Garmin Connect app on Android or iPhone. It records heart rate, blood oxygen, sleep, steps and runs, and shows training figures such as VO2 max and recovery time.

From the description on garmin.com.

Garmin Forerunner 165 specs

Type
Smartwatch
Works with
Android and iPhone
Battery
Up to 11 days (smartwatch mode)
Water resistance
5 ATM
Size
43 x 43 x 11.6 mm; fits wrists 126-203 mm
Weight
39 g
Display
AMOLED touchscreen, 30.4 mm (1.2 in) diameter, 390 x 390 pixels, optional always-on
Materials
Chemically strengthened glass lens, fibre-reinforced polymer bezel, silicone strap (20 mm quick release)
Sensors
GPS, GLONASS, Galileo, Elevate wrist heart rate monitor, Pulse Ox, barometric altimeter, compass, accelerometer, thermometer, ambient light sensor
Connectivity
Bluetooth, ANT+; Garmin Pay
Memory
4 GB
Charging
Garmin proprietary plug charger

Further specs from garmin.com.

How it compares

All smartwatches, ranked by cost over three years

Garmin Forerunner 165 reviews and discussions

Reviews

Which?

Owners talking about it

Links to other sites' reviews and discussions; we do not run them and they are not ours.

Subscription
  • Garmin Connect+ optional: £69.99 a year (£6.99 a month).
  • Adds: AI insights (Active Intelligence), nutrition tracking, performance dashboard, LiveTrack extras
  • Source: garmin.com
Questions
Where is the Garmin Forerunner 165 cheapest?
John Lewis, at £179.85 when checked on 2026-10-29.
Does the Garmin Forerunner 165 need a subscription?
Garmin Connect+ optional: £69.99 a year. It adds: AI insights (Active Intelligence), nutrition tracking, performance dashboard, LiveTrack extras
What does the Garmin Forerunner 165 cost over three years?
£179.85, the price plus any required subscription.
How does the Garmin Forerunner 165 compare with other smartwatches?
To buy, it is the 8th cheapest of 67 smartwatches we compare (the middle one costs £361). Over three years, subscription included, it is the 8th cheapest of 67 smartwatches. It measures 5 of the 8 features we compare; the middle smartwatch measures 5.

Compare with

  1. 1

    Suunto Run

    Smartwatch · battery up to 12 days

    • HRV
    • Sleep stages
    • Blood oxygen
    • GPS
    3 years
    £178.99
    Price
    £178.99
    Subscription
    None
  2. 2

    Polar Pacer Pro

    Smartwatch · battery up to 6.5 days

    • HRV
    • Sleep stages
    • GPS
    3 years
    £179.40
    Price
    £179.40
    Subscription
    Optional
  3. 3

    Huawei Watch GT 6

    Smartwatch · battery up to 21 days

    • HRV
    • Sleep stages
    • Blood oxygen
    • GPS
    • Cycle tracking
    3 years
    £179.99
    Price
    £179.99
    Subscription
    Optional

All smartwatches

Readings are not a diagnosis. If you are worried about your health, speak to your GP, pharmacist or NHS 111. How we earn.