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You’re looking for a ready-to-go multisport GPS watch that can keep up with your active lifestyle, 7 days a week. You’ve found it in the fēnix® 7 – Standard Edition Series.

You’re aiming for the podium. Lead the pack with Forerunner 955, the premium GPS running and triathlon smartwatch.

You’re serious about running. Step it up with Forerunner® 255, the everyday GPS smartwatch that will help you train smarter, recover smarter and run your best race.

General

Lens material Corning® Gorilla® Glass Corning® Gorilla® Glass DX Corning® Gorilla® Glass 3
Bezel material Stainless steel Fibre-reinforced polymer Fibre-reinforced polymer
Case material Fibre-reinforced polymer with metal rear cover
QuickFit watch band compatible Included (22 mm) Yes (22 mm compatible)
Quick release bands Yes (22 mm, Industry standard)
Strap material Silicone Silicone Silicone
Physical size 47 x 47 x 14.5 mm
Fits wrists with the following circumference:
Silicone band: 125-208 mm
Leather band: 132-210 mm
Fabric band: 132-210 mm
Metal band: 132-215 mm
46.5 x 46.5 x 14.4 (mm) Fits wrists with a circumference of 130-220 mm 45.6 x 45.6 x 12.9 (mm)
Fits wrists with a circumference of 130-205 mm
Touchscreen
Colour display
Display Size 1.30″ (33.02 mm) diameter 1.3″ (33 mm) diameter 1.3" (33 mm) diameter
Display Resolution 260 x 260 pixels 260 x 260 pixels 260 x 260 pixels
Display Type Sunlight-visible, transflective memory-in-pixel (MIP) Sunlight-visible, transflective memory-in-pixel (MIP) Sunlight-visible, transflective memory-in-pixel (MIP)
Weight 79 g (case only: 56 g)
52 g 49 g
Water rating 10 ATM 5 ATM 5 ATM
Battery life Smartwatch: Up to 18 days
Battery saver watch mode: Up to 57 days
GPS Only: Up to 57 hours
All Satellite Systems: Up to 40 hours
All Satellite Systems and Music: Up to 10 hours
Max Battery GPS: Up to 136 hours
Expedition GPS: Up to 40 days
Smartwatch mode: Up to 15 days
GPS-only mode without music: Up to 42 hours
All-Systems GNSS mode plus Multi-Band with music: Up to 8.5 hours
All Systems GNSS mode plus Multi-Band without music: Up to 20 hours
Ultratrac mode: Up to 80 hours
See details
Smartwatch mode: up to 14 days
GPS-Only GNSS mode: Up to 30 hours
All-Systems GNSS mode: Up to 25 hours
All-Systems GNSS mode plus Multi-Band: Up to 16 hours
See details
Charging method Garmin proprietary plug charger Garmin proprietary plug charger Garmin proprietary plug charger
Memory/history 16 GB 32 GB 4 GB

Clock features

Time/date
GPS time sync
Automatic daylight saving time
Alarm clock
Timer
Stopwatch
Sunrise/sunset times

Health monitoring

Wrist-based heart rate (constant, every second)
Daily Resting Heart Rate
Abnormal Heart Rate Alerts Yes (high and low) Yes (high and low) Yes (high and low)
Respiration rate (24x7)
Pulse Ox blood oxygen saturation Yes (spot-check, and optional all-day acclimation and in sleep) Yes (spot-check, and optional all-day acclimation and in sleep)
Fitness age Yes (in app)
Body Battery™ energy monitor
All-day stress tracking
Relaxation reminders
Relaxation breathing timer
Sleep Yes (Advanced) Yes (Advanced) Yes (Advanced)
Sleep score and insights
Hydration Yes (in Garmin Connect™ and optional Connect IQ™ widget) Yes (in Garmin Connect™ and optional Connect IQ™ widget) Yes (in Garmin Connect™ and optional Connect IQ™ widget)
Women's health Yes (in Garmin Connect™ and optional Connect IQ™ widget) Yes (in Garmin Connect™ and optional Connect IQ™ widget) Yes (in Garmin Connect™ and optional Connect IQ™ widget)
Health snapshot

Sensors

GPS
GLONASS
Galileo
Multi-frequency Positioning
SatIQ™ Technology
Garmin Elevate wrist heart rate monitor
Barometric altimeter
Compass
Gyroscope
Accelerometer
Thermometer
Pulse Ox Blood Oxygen Saturation Monitor

Daily smart features

Connectivity Bluetooth®, ANT+®, Wi-Fi® Bluetooth®, ANT+®, Wi-Fi® Bluetooth®, ANT+®
Connect IQ (downloadable watch faces, data fields, widgets and apps)
On-device Connect IQ™ Store
Smart Notifications
Text response/reject phone call with text (Android™ only)
Calendar
Weather
Realtime settings sync with Garmin Connect™ mobile
Battery Saver - customisable low power watch
Controls smartphone music
Plays and controls watch music
Music storage
Find my phone
Find my watch
VIRB® camera remote
Smartphone compatibility iPhone®, Android™ iPhone®, Android™ iPhone® and Android™
Pairs with Garmin Golf app
Compatible with Garmin Connect Mobile
Stocks Yes (optional Connect IQ app) Yes (optional Connect IQ app)
Garmin Pay™

Safety and tracking features

LiveTrack
Spectator messaging yes (with compatible smartphone)
Group LiveTrack
Live Event Sharing Android™ Only Android™ Only
Incident Detection during select activities
Incident detection alert on phone for wearables
Assistance

Tactical features

Dual grid coordinates

Activity tracking features

Step counter
Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it)
Auto goal (learns your activity level and assigns a daily step goal)
Calories burned
Floors climbed
Distance travelled
Intensity minutes
TrueUp™
Move IQ™
Garmin Connect™ Challenges app Yes (optional Connect IQ app) Yes (optional Connect IQ app) Yes (optional Connect IQ app)

Fitness equipment/gym

Automatic rep counting
Available gym activity profiles Strength, HIIT, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Pilates and Yoga Strength, HIIT, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Climbing, Bouldering, Indoor Rowing, Pilates, Yoga Strength, HIIT, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing, Pilates, Yoga
Strength workouts
HIIT workouts
Yoga workouts
Pilates workouts
On-screen workout animations
On-screen workout muscle maps

Training, planning and analysis features

HR zones
HR alerts
HR calories
% HR max
% HRR
Recovery time
Auto max HR
Morning report
Race glance/widget
HRV status
Training readiness
HRV stress test (measures your heart rate variability while standing still, for 3 minutes, to provide you with an estimated stress level; the scale of this is 1 to 100; low scores indicate lower stress levels) Yes (with compatible accessory)
HR broadcast (broadcasts HR data over ANT+ to paired devices)
Respiration rate (during exercise) Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
GPS speed and distance
Customisable screen(s)
Customisable activity profiles
Auto Pause®
Interval training
Improved interval (includes open repeats, intervals data page, rest screen and auto detection)
Advanced workouts
Downloadable training plans
Power Modes - customisable in-activity battery settings
HRM running pace and distance
Auto Lap®
Manual lap
Rest timer
Configurable lap alerts
Heat and altitude acclimation
VO2 Max (Run)
VO2 Max (Trail Run)
Realtime stamina
Training status (lets you see if you’re training effectively by tracking your training history and fitness level trend) Improved Improved Improved
Training load (your total training load for the last 7 days calculated from estimated EPOC)
Training load focus
Training effect (aerobic)
Training effect (anaerobic)
Primary benefit (Training Effect labels)
Improved recovery time
Daily suggested workouts Improved Yes (7 days) Yes (7 days)
Customisable alerts
Audio prompts
Finish time
Virtual partner
Race an activity
Auto multisport activities
Multi-sport
Course guidance
Garmin Live Segments
Strava Live Segments
Round-trip course creator (running/cycling)
Trendline™ popularity routing
Touch and/or button lock
Hot keys
Auto scroll
Activity history on watch
Physio TrueUp

Running features

Available run profiles Running, Track Running, Treadmill Running, Indoor Track Running, Trail Running, Virtual Running, Ultra Running Running, Outdoor Track Running, Treadmill Running, Indoor Track Running, Trail Running, Virtual Running, Ultra Running Running, Outdoor Track Running, Treadmill Running, Indoor Track Running, Trail Running, Virtual Running, Ultra Running
GPS-based distance, time and pace
Running dynamics Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
Vertical oscillation and ratio Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
Ground contact time and balance Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
Stride length (real time) Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
Cadence (provides real-time number of steps per minute)
Running power
Grade-adjusted pace
Performance condition
Lactate threshold Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
PacePro™ Pacing Strategies
Run workouts
Trail run auto climb
Race predictor
Course- and weather-specific race predictor
Foot pod capable
Run/Walk/Stand detection

Golfing features

Preloaded with 42,000 courses worldwide
Yardage to F/M/B (distance to front, middle and back of green)
Yardage to layups/doglegs
Measures shot distance (calculates exact yardage for shots from anywhere on course) Automatic Automatic
Digital scorecard
Custom targets
Stat tracking (strokes, putts per round, greens and fairways hit)
Garmin AutoShot™
Full vector map
Auto CourseView updates
Green View with manual pin position
Hazards and course targets
PinPointer
PlaysLike distance
Touch-targeting (touch target on display to see the distance to any point)
Handicap scoring
Round timer/odometer
Automatic club tracking compatible (requires accessory)
Wind speed and direction (requires connection to the golf app)
Virtual caddie
Tournament legal
Green Contours (with Garmin Golf membership)

Outdoor recreation

Available outdoor recreation profiles Hiking, Indoor Climbing, Bouldering, Climbing, Mountain Biking, Skiing, Snowboarding, Backcountry Snowboarding, XC Classic Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Surfing, Hunting, Kiteboarding, Windsurfing, Snowshoeing, Fishing, Horseback Riding, Jumpmaster, Tennis, Pickleball, Tactical, Disc Golf Hiking, Climbing, Skiing, Snowboarding, Backcountry Skiing, Backcountry Snowboarding, XC Classic Skiing, XC Skate Skiing, Stand Up Paddleboarding, Rowing, Kayaking, Snowshoeing, MAPPING, Navigating, Tennis, Pickleball, Padel, Track Me, Project Waypoint, Disc Golf
Hiking, Skiing, Snowboarding, XC Classic Skiing, Stand Up Paddleboarding, Rowing
Point-to-point navigation
Breadcrumb trail in real time
Back to start
TracBack®
UltraTrac mode
Around Me mode
Reference point
Up Ahead
NextFork™ navigation
Elevation profile
Distance to destination
Barometric trend indicator with storm alert
ClimbPro™ ascent planner
Vertical speed
Total ascent/descent
Rest Timer (Ultra Run only)
Future elevation plot
PRELOADED TOPOGRAPHIC MAPS
Preloaded road and trail maps
Preloaded ski resort maps
Downloadable cartography support
GPS coordinates
Sight 'N Go
Area calculation Yes (via Connect IQ™) Yes (via Connect IQ™)
Hunt/fish calendar Yes (via Connect IQ™) Yes (via Connect IQ™)
Projected waypoint
Sun and moon information Yes (via Connect IQ™)
XERO Locations
Expedition GPS Activity
Tides Yes (via Connect IQ™)
Tides Glance

Cycling features

Garmin cycle map (routable cycling-specific street map)
Available cycling profiles Bike, Road Bike, MTB, Gravel Bike, Cyclocross, Bike Commute, Bike Tour, eBike, eMTB, Bike Indoor, Triathlon Biking, Road Biking, Mountain Biking, Gravel Biking, Bike Commuting, Bike Touring, eBiking, eMountain Biking, Indoor Biking, Cyclocross Biking, Indoor Biking, Mountain Biking, eBiking, eMountain Biking
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)
Courses
Power guide
MTB Grit & Flow
Bike lap and lap maximum power (with power sensor)
Race an activity
FTP (Functional threshold power) Yes (with compatible accessory) Yes (with compatible accessory) Yes (with compatible accessory)
Power curve and % FTP workouts
Compatible with Vector™ and Rally™ (power meters)
Power meter compatible
Advanced cycling dynamics
Compatible with Varia Vision™ (head-mounted display)
Compatible with Varia™ radar (rear-facing radar)
Compatible with Varia™ lights
Speed and cadence sensor support (w/sensor)

Swimming features

Available swim profiles Pool Swimming, Open Water Swimming, Swimming/Running Pool Swimming, Open Water Swimming, Swimming/Running Pool swimming, open water swimming
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)
Drill logging (pool swim only)
Basic rest timer (up from 0) (pool swim only)
"Repeat on" rest timer (pool swim only)
Auto rest (pool swim only)
Time and distance alerts
Pacing alerts (pool swim only)
Countdown start
Pool swim workouts
Critical swim speed
Underwater wrist-based heart rate
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim) Yes (with HRM-Tri, HRM-Swim, HRM-Pro or HRM-Pro Plus) yes (with HRM-Swim, HRM-Pro or HRM-Pro Plus) yes (with HRM-Swim, HRM-Pro or HRM-Pro Plus)

Kid activity tracking features

Toe-to-Toe™ Challenges app Yes (optional Connect IQ Toe-to-Toe™ Challenges app) Yes (optional Connect IQ Toe-to-Toe™ Challenges app) Yes (optional Connect IQ Toe-to-Toe™ Challenges app)

Connectivity