Garmin Forerunner 255S running watch | Impartial reviews & price comparison

Overview

The Forerunner is a running watch family by Garmin.

The latest model in the family is the Garmin Forerunner 265S.

According to our analysis of prices across the internet, at current rates it's in the cheapest 10% of running watches.

Garmin Forerunner 255S alternatives

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	‌ ‌ Now viewing ‌ Garmin Forerunner 255S	‌ ‌ ‌ Garmin MARQ Aviator	‌ ‌ ‌ Garmin MARQ Athlete	‌ ‌ ‌ Garmin MARQ Captain	‌ ‌ ‌ Garmin MARQ Adventurer Gen 2	‌ ‌ ‌ Garmin MARQ Aviator Gen 2
bestDeal	Show prices
priceBand	Price band
released	Released	Oct 2022	Oct 2022	Oct 2022	Oct 2022	Oct 2022
Battery life	Battery life 288 hours	288 hours	288 hours	288 hours	384 hours	384 hours
Battery life – GPS mode	Battery life – GPS mode 26 hours	28 hours	28 hours	28 hours	42 hours	42 hours
Screen size	Screen size 28 mm	30 mm	30 mm	30 mm	30 mm	30 mm
Weight	Weight 39 g	144 g	94 g	88 g	92 g	141 g
Height	Height 41 mm	46 mm	46 mm	46 mm	46 mm	46 mm
Resolution	Resolution 218 x 218 px	240 x 240 px	240 x 240 px	240 x 240 px	390 px	390 px
Waterproof depth	Waterproof depth 50 m	100 m	100 m	100 m	100 m	100 m
Pixel density	Pixel density 280 ppi	283 ppi	283 ppi	283 ppi	459 ppi	459 ppi
Internal storage	Internal storage 4 GB		32 GB	32 GB	32 GB	32 GB
Activity Tracking Features	Activity Tracking Features Activity detection Activity tagging Coaching Distance tracking Elevation tracking Goal setting Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Swim stroke recognition	Activity detection Activity tagging Coaching Distance tracking Elevation tracking Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Trackback mode	Activity detection Activity tagging Coaching Distance tracking Elevation tracking Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Trackback mode	Activity detection Activity tagging Coaching Distance tracking Elevation tracking Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Trackback mode	Activity detection Activity tagging Coaching Distance tracking Elevation tracking Goal setting Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Trackback mode	Activity detection Activity tagging Coaching Distance tracking Elevation tracking Goal setting Live tracking Pace measurement Route uploads Steps tracking Swim stroke counter Trackback mode
Health tracking features	Health tracking features BMI tracking Calorie burn tracking Calorie intake tracking Period notifications Sleep tracking Temperature tracking Water intake tracking Weight tracking	BMI tracking Calorie burn tracking Fertility notifications Ovulation prediction Period notifications Period start date predictions Sleep tracking Temperature tracking Water intake tracking	BMI tracking Calorie burn tracking Fertility notifications Ovulation prediction Period notifications Period start date predictions Sleep tracking Temperature tracking Water intake tracking	BMI tracking Calorie burn tracking Fertility notifications Ovulation prediction Period notifications Period start date predictions Sleep tracking Temperature tracking Water intake tracking	BMI tracking Calorie burn tracking Calorie intake tracking Fertility notifications Ovulation prediction Period notifications Period start date predictions Sleep tracking Temperature tracking Water intake tracking Weight tracking	BMI tracking Calorie burn tracking Calorie intake tracking Fertility notifications Ovulation prediction Period notifications Period start date predictions Sleep tracking Temperature tracking Water intake tracking Weight tracking
Connectivity Types	Connectivity Types ANT+Automatic syncing Cloud syncing NFC Wireless syncing	ANT+Wi-Fi	ANT+Wi-Fi	ANT+Wi-Fi	ANT+NFC Wi-Fi	ANT+NFC Wi-Fi
Sensors	Sensors Accelerometer Barometer Blood oxygenation monitor Body temperature sensor Compass Galileo GPS Gyroscope Heart rate monitor	Accelerometer Barometer Blood oxygenation monitor Cadence sensor Compass Galileo GPS Gyroscope Heart rate monitor	Accelerometer Barometer Blood oxygenation monitor Cadence sensor Compass Galileo GPS Gyroscope Heart rate monitor	Accelerometer Barometer Blood oxygenation monitor Cadence sensor Compass Galileo GPS Gyroscope Heart rate monitor	Accelerometer Barometer Blood oxygenation monitor Body temperature sensor Cadence sensor Compass Fast GPS lock Galileo GPS Gyroscope Has a wind speed sensor Heart rate monitor	Accelerometer Barometer Blood oxygenation monitor Body temperature sensor Cadence sensor Compass Fast GPS lock Galileo GPS Gyroscope Has a wind speed sensor Heart rate monitor
Alerts	Alerts Inactivity alerts Irregular heart rate warnings Silent alarm Vibrating alerts	Inactivity alerts Silent alarm Vibrating alerts Voice feedback	Inactivity alerts Irregular heart rate warnings Silent alarm Vibrating alerts Voice feedback	Inactivity alerts Silent alarm Vibrating alerts Voice feedback	Inactivity alerts Irregular heart rate warnings Silent alarm Thunderstorm warnings Vibrating alerts Voice feedback	Inactivity alerts Irregular heart rate warnings Silent alarm Thunderstorm warnings Vibrating alerts Voice feedback
Screen features	Screen features Always-on display Damage resistant glass Force touch	Always-on display Sapphire glass	Always-on display Sapphire glass	Always-on display Sapphire glass	Always-on display Sapphire glass Touch screen	Always-on display Sapphire glass Touch screen
Common characteristics IP67Sweat resistantCompatible heart monitorCompatible smart scalesBattery level indicatorRechargeable battery

Garmin Forerunner 255S characteristics and specifications

Characteristics
Sports	Running (+138)
Brand	Garmin (+94)
Features	Achievements (+97)Auto pause (+94)Calendar sync (+64)Call control (+87)has fast/slow heart rate notifications (+88)has HRV tracking (+77)measures resting heart rate (+92)measures VO2 max (+87)Multi-sport mode (+87)Music playback (+79)Social network integration (+54)Sunrise/sunset time (+76)Widgets (+82)
Activity Tracking Features	Activity detection (+104)Activity tagging (+101)Coaching (+79)Distance tracking (+119)Elevation tracking (+109)Goal setting (+87)Live tracking (+58)Pace measurement (+118)Route uploads (+75)Steps tracking (+119)Swim stroke counter (+92)Swim stroke recognition (+47)
Health tracking features	BMI tracking (+57)Calorie burn tracking (+104)Calorie intake tracking (+37)Period notifications (+61)Sleep tracking (+100)Temperature tracking (+63)Water intake tracking (+54)Weight tracking (+48)
Connectivity Types	ANT+ (+88)Automatic syncing (+52)Cloud syncing (+54)NFC (+63)Wireless syncing (+64)
Sensors	Accelerometer (+117)Barometer (+98)Blood oxygenation monitor (+79)Body temperature sensor (+73)Compass (+105)Galileo (+67)GPS (+117)Gyroscope (+85)Heart rate monitor (+109)
Waterproofings	IP67 (+91)Sweat resistant (+97)
Alerts	Inactivity alerts (+87)Irregular heart rate warnings (+44)Silent alarm (+83)Vibrating alerts (+87)
Supported peripherals	Compatible heart monitor (+95)Compatible smart scales (+70)
Screen features	Always-on display (+83)Damage resistant glass (+41)Force touch (+3)
Battery features	Battery level indicator (+63)Rechargeable battery (+120)
Colorways	Black, Pink, Powder Grey, Whitestone

Specifications		vs Average
Model	255S
System
Internal storage	4 GB
Measurements
Volume	21 cm³
Strap width	18 mm
Width	41 mm
Height	41 mm
Thickness	12 mm
Weight	39 g
Waterproofing
Waterproof depth	50 m
Screen
Pixel density	280 ppi
Resolution	218 x 218 px
Screen size	28 mm
Battery
Battery life – GPS mode	26 hours
Battery life	288 hours

Evolution of the Garmin Forerunner product family

Feb 2024
Forerunner 165
83%
Latest model
Mar 2023
Forerunner 965
81%
Forerunner 265S
Mar 2023
Forerunner 265
Jun 2022
Forerunner 955 Solar
84%
Jun 2022
Forerunner 955
85%
Forerunner 255S
Viewing
Jun 2022
Forerunner 255
86%
Jun 2021
Forerunner 55
85%
Jun 2021
Forerunner 945 LTE
Jun 2020
Forerunner 745
Jul 2019
Forerunner 645
Apr 2019
Forerunner 945
Feb 2019
Forerunner 245
Jan 2018
Forerunner 235
79%
Jan 2018
Forerunner 645 Music
81%
Mar 2017
Forerunner 935
85%
Aug 2016
Forerunner 35
73%
Apr 2016
Forerunner 735XT
84%

View Garmin Forerunner product family

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Sync your parkrun results to your Strava activities

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Tom Green

July 1, 2025 at 9:55 AM

Gunnersbury parkrun #230 (my #3️⃣4️⃣)

📊 Stats by geerly 👟 🔥 Streak: 9 | ✈️ Tourist streak: 3 🕒 Official time: 00:22:45 | Course PB 🚨 🏁 Overall position: 35/549 🚹 Gender position: 21/299 🎯 Age grade: 61%

Garmin Forerunner 255S

Your rating

Price band

Family

Buy Garmin Forerunner 255S at today's best price

Overview

Garmin Forerunner 255S alternatives

Price band

Released

Battery life

Battery life – GPS mode

Screen size

Weight

Height

Resolution

Waterproof depth

Pixel density

Internal storage

Activity Tracking Features

Health tracking features

Connectivity Types

Sensors

Alerts

Screen features

Common characteristics

Garmin Forerunner 255S characteristics and specifications

System

Measurements

Waterproofing

Screen

Battery

Evolution of the Garmin Forerunner product family

Latest model

Garmin Forerunner 255S

Your rating

Price band

Family

Buy Garmin Forerunner 255S at today's best price

Overview

Garmin Forerunner 255S alternatives

Price band

Released

Battery life

Battery life – GPS mode

Screen size

Weight

Height

Resolution

Waterproof depth

Pixel density

Internal storage

Activity Tracking Features

Health tracking features

Connectivity Types

Sensors

Alerts

Screen features

Common characteristics

Garmin Forerunner 255S characteristics and specifications

System

Measurements

Waterproofing

Screen

Battery

Evolution of the ​Garmin Forerunner product family

Latest model

Evolution of the Garmin Forerunner product family