Garmin Forerunner 255s Full Specifications, Features and Price

$349.99

  • Release date:: June, 2022
  • Display:: 1.1 inches, Transflective (MIP) LCD
  • Body:: Silicone, Fiber-reinforced polymer
  • Battery Life:: 12 days
  • Compatibility:: Android 7.0+ and iOS 14.0+

EDITOR’S RATING

Design:4.4 out of 5 stars (4.4 / 5)
Battery:4.4 out of 5 stars (4.4 / 5)
Fitness tracking:4.6 out of 5 stars (4.6 / 5)
Features:4 out of 5 stars (4.0 / 5)
Price:3.8 out of 5 stars (3.8 / 5)
Average:4.2 out of 5 stars (4.2 / 5)

Last updated on September 26, 2022 11:56 pm
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Description

Garmin Forerunner 255s Specifications and Features – The Garmin Forerunner 255 series was released in June 2022, and it is the successor to the popular Forerunner 245. The Forerunner 255 comes in two sizes and it comes with new features such as the ability to count floors, thanks to the presence of an altimeter. It also features a multi-band GPS sensor that enables increased location tracking accuracy during outdoor workouts. Moreover, it has up to 12 days of battery life which is about twice the battery life of its predecessor, and it comes with more activity tracking features.

The Forerunner 255 is available in two sizes; Forerunner 255 and Forerunner 255s, the latter is more compact, but has a smaller display size and is compatible with 18mm straps, whereas the bigger size is compatible with 22mm straps. Both sizes are also available in the Music and non-music edition. The Music edition comes with 4GB storage capacity out of which about 3GB is available for you to load music to the watch.

The Forerunner 255s Music is priced at $400, while the non-music edition is priced at $350.

The Forerunner 255s is a multisport GPS smartwatch that is durably built and well equipped to track a long list of activities. It comes with a fiber-polymer material case paired with silicone straps. A Corning Gorilla Glass 3 screen protects the display. It has 5 physical buttons that allow you to easily navigate the watch.

A colorful and easy to read transflective memory-in-pixel technology powers the display, and you get lots of watch faces to choose from.

The Forerunner 255s is equipped with a number of sensors that enable it to track your steps, calories, sleep, heart rate, stress, blood oxygen, floors, and many more activities. It has inbuilt GPS as well as the multi-band GPS sensor that enables it to track your routes, pace and locations more efficiently.

Garmin Forerunner 255s Features

  • 1.1 inches transflective memory-in-pixel (MIP) display, bright and easy to read outdoors.
  • Clock features include time/date, GPS time sync, auto daylight saving, alarm, timer and stopwatch.
  • Download watch faces, widgets, data fields and apps from the Garmin Connect IQ Store.
  • Calls reject/text response with preset texts (Android only).
  • Find my phone, watch, and control music on smartphone.
  • Keeps you connected to all that matters to you, so you never get to miss important updates.
  • Rated 5ATM (swim-proof).
  • 18mm interchangeable straps with quick release feature.
  • Compatible with both Android 7.0+ and iOS 14.0+ devices.
  • Sync and upload data from your watch to the Garmin Connect community – a thriving community of fitness enthusiasts where you can connect and share.

Garmin Forerunner 255s Activity Tracking Features

Health Monitoring Features

  1. 24/7 heart rate monitoring
  2. Resting heart rate
  3. Abnormal heart rate (high and low)
  4. Respiratory rate
  5. Blood oxygen measurement
  6. Fitness age (shows your fitness status)
  7. Battery energy monitor (gives you insight into your fitness level to help you know the best time to train)
  8. Stress monitoring
  9. Relaxation reminder
  10. Relaxation breathing reminder
  11. Sleep tracking
  12. Sleep score insights
  13. Hydration tracking
  14. Menstrual cycle tracking for women
  15. Health snapshot

Safety and Tracking Features

  1. LiveTrack
  2. Allows your family and friends to follow your outdoor workout activities in real time.

  3. Live event sharing
  4. Allows you to send real-time updates on your outdoor training activity to family and friends.

  5. Incidental fall detection
  6. Will enable the watch to detect a hard fall. When a hard fall is detected and your phone is nearby, the watch will activtate Assistance.

  7. Assistance

When Assistance is activated, the watch will automatically send a message with your name and current location to a preset emergency contact (phone must be nearby).

Activity Tracking Features

  1. Steps counter
  2. Move bar (Displays on device after a period of inactivity; walk for a couple of minutes to reset it)
  3. Auto goal (Learns your activity level and assigns a daily step goal)
  4. Calories burnt
  5. Floors climbed
  6. Distance travelled
  7. TrueUp
  8. Move IQ
  9. Garmin Connect Challenges app (optional Connect IQ app)

Gym and Fitness Equipment

  1. Automatic rep counting
  2. Available gym profiles (Strength, HIIT, cardio and elliptical training, stair stepping, floor climbing, indoor rowing, pilates and yoga)
  3. Strenght workout
  4. HIIT workouts
  5. Yoga workouts
  6. Pilates workouts
  7. Onscreen workout animations
  8. Onscreen workout muscle maps

Heart Rate Tracking Features

  1. HR zones
  2. HR alerts
  3. HR calories
  4. % HR max
  5. %HRR
  6. Recovery time (measures how well you’ve recovered from previous training)
  7. Auto Max HR
  8. Morning report New
  9. Race glance/widget New
  10. HRV status New
  11. HR Broadcast (broadcasts HR data over ant+™ to paired devices)
  12. Respiratory rate during exercise (with compatible accessory)

Training, Planning, and Analysis Features

  1. GPS speed and distance
  2. Customizable data pages
  3. Customizable activity profiles
  4. Auto pause
  5. Interval training
  6. Improved interval (Includes open repeats, intervals data page, rest screen and auto detection) New
  7. Advanced workouts
  8. Downloadable training plans
  9. Auto lap
  10. Manual lap
  11. Rest timer
  12. Configurable lap alerts
  13. VO2 Max. (run)
  14. VO2 Max. (trail run)
  15. Training status (improved)
  16. Training load
  17. Training load focus
  18. Training effect (aerobic)
  19. Training effect (anaerobic)
  20. Primary benefit (Training effect labels)
  21. Improved recovery time
  22. Daily suggested workouts (for 7 days)
  23. Custom alerts
  24. Audio prompts
  25. Finish time
  26. Virtual partner
  27. Race an activity
  28. Auto multisport activities
  29. Manual multisport activities
  30. Course guildance
  31. Touch and/or button lock
  32. Auto scroll
  33. Activity history on watch
  34. Physio trueUp

Running Features

  1. Available run profiles include running, outdoor track running, treadmill running, indoor track running, trail running, virtual running, and ultra running.
  2. GPS-based distance, pace and time
  3. Running dynamics (with compatible accessory)
  4. Vertical oscillation and ratio (with compatible accessory)
  5. Ground contact time and balance (with compatible accessory)
  6. Real-time stride length (with compatible accessory)
  7. Cadence
  8. Running power (with compatible accessory) (improved)
  9. Performance condition
  10. Lactate threshold (with compatible accessory)
  11. PacePro
  12. Run workouts
  13. Trail run auto climb
  14. Race predictor
  15. Course and weather-specific race predictor
  16. Foot pod capable

Outdoor Recreational Features

  1. Available outdoor recreational profiles include hiking, skiing, snowboarding, xc classic skiing, stand up paddleboarding, and rowing.
  2. Point-to-point navigation
  3. Breadcrumb trail in real-time
  4. Back to start
  5. Tracback
  6. Ultra mode
  7. Up ahead
  8. Elevation profile
  9. Distance to destination
  10. Barometric trend indicator with storm alert
  11. Vertical speed
  12. Total ascent/decent
  13. Feature elevation plot
  14. Projected waypoint
  15. Sun and moon information

Cycling Features

  1. Available cycling profiles include Biking, mountain biking, ebiking, and emountain biking.
  2. Courses
  3. MTB Grit and Flow
  4. Bike lap and lap maximum power (with power sensor
  5. Race an activity
  6. Functional threshold power (with compatible accessory)
  7. Compatible with vector and rally power meters
  8. Power meter compatible
  9. Compatible with Varia Vision (head-mounted display)
  10. Compatible with Varia radar (rear-facing radar)
  11. Compatible with Varia lights
  12. Speed and cadence sensor support (w/sensor)

Swim Tracking Features

  1. Available swim profiles include pool swimming and open water swimming.
  2. Open-water swim metrics include distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF) and calories
  3. Pool swim metrics include lengths, distance, pace, stroke count, swim efficiency (swolf) and calories
  4. Stroke type detection includes freestyle, backstroke, breaststroke, and butterfly (pool swim only)
  5. Drill logging (pool swim only)
  6. Basic rest timer (up from 0) (pool swim only)
  7. Repeat on rest timer (pool swim only)
  8. Auto rest (pool swim only)
  9. Time and distance alerts
  10. Pacing alerts (pool swim only)
  11. Countdown start (pool swim only)
  12. Pool swim workouts
  13. Critical swim speed
  14. Underwater heart rate tracking
  15. Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)

Pros

  • Ver compact, lightweight and sturdily built.
  • A multisport GPS smartwatch and a comprehensive activity tracker.
  • Swim-proof.
  • Up to 12 days long battery life.

Cons

  • Lacks microphone and loudspeaker.
  • Not touchscreen.

Additional information

ABOUT DEVICE

ABOUT DEVICE

Device name

Garmin Forerunner 255s

Device type

Gender

Release date

June, 2022

Predecessor

Garmin Forerunner 245

Successor

Versions

Garmin Forerunner 255, Garmin Forerunner 255 Music

BODY

BODY

Dimension

41 x 41 x 12.4 mm

Weight

39 grams

Shape

Circular

Case material

Fiber-reinforced polymer

Strap material

Silicone

Bezel material

Fiber-reinforced polymer

Strap size

18 mm

Screen protection

Water resistance

Durability test

Swim-proof

Color

Light pink, Powder gray

DISPLAY

DISPLAY

Display size

1.1 inches

Display type

LCD, Memory-in-pixel (MIP), transflective

Display resolution

218 x 218 px

Pixel density

282.8 PPI

Always on

Custom watch face

Yes

Input type

(not touchscreen), 5 Physical buttons

CONNECTIVITY

CONNECTIVITY

Bluetooth

ANT+, Bluetooth

Bluetooth calling

No

GPS

Galileo, GLONASS, GPS

NFC

Wi-Fi

Yes, Wi-Fi 802.11 b/g/n

MEMORY

MEMORY

RAM

ROM

Memory card slot

CELLULAR CONNECTIVITY

CELLULAR CONNECTIVITY

Technology

None

SIM type

Band

NOTIFICATIONS

NOTIFICATIONS

SMS alert

Calls alert

Email alert

Event reminder

Third-party apps alert

MEDIA

MEDIA

Audio

Bluetooth music

Loudspeaker

Microphone

Camera

Radio

SENSORS

SENSORS

Accelerometer

Altimeter

Yes

Ambient light

Barometer

Compass

ECG

Gyroscope

HRM

Pulse oximeter (SpO2)

Yes

Thermometer

Yes

Other sensors

Multi-band GPS sensor

ACTIVITY TRACKING

ACTIVITY TRACKING

Blood oxygen

Blood Pressure

Calories

Distance

ECG tracking

Heart rate monitoring

Sleep tracking

Steps

Floors climbed

Stress

Yes

Incidental fall detection

Menstrual cycle

VO2 Max

Swim-tracking

Underwater heart rate tracking

Yes

On-screen workout

Sport modes

Yes

BATTERY

BATTERY

Battery type

non-removable Lithium-polymer

Battery capacity

Battery life

GPS mode: up to 26 hrs, Smartwatch mode: up to 12 days

Charging type

Charging dock

Charging time

1-2 hours

Solar charging

PLATFORM

PLATFORM

Chipset

CPU

GPU

Operating system

Proprietary OS

MISC

MISC

Companion app

Garmin Connect

Compatibility

Android 7.0+, iOS 14.0+

Payment system

Interchangeable strap

,

Voice command

Find my phone

Box content

Charger, Garmin Forerunner 255, Manual, Straps

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