Tech specs
Brand
Garmin
Product Line
Garmin Forerunner
Model
255
Manufacturer
Garmin
Flash Memory Installed
4 GB
Color Support
Color
Display Diagonal Size
1.3 inch
Display Diagonal Size (metric)
3.3 centimetre
Display Resolution
260 x 240 pixels
Integrated Display Type
Memory-in-Pixel LCD
Protection
Corning Gorilla Glass 3 (scratch resistant glass)
Screen Size
46 mm
Touchscreen Type
Push buttons
Battery Chemistry
Lithium ion
Battery Rechargeable
Yes
Battery Run Time
14 day(s)
Run Time Details
All satellite systems mode - up to 25 hour(s), All satellite systems mode with multi-band - up to 16 hour(s), GPS mode - up to 30 hour(s), Smartwatch mode - up to 14 days
Software Type
Calendar, Compass, Fitness Age, Flashlight, Stopwatch, Timer, Weather
Max Operating Temperature
104 degree Fahrenheit
Min Operating Temperature
-4 degree Fahrenheit
Tracking Data
Activity, Blood oxygen saturation, Calories burned, Distance, Floors climbed, Heart rate, Hydration, Menstrual cycle, Pace, Recovery time, Respiratory rate, Sleep activity, Sleep quality score, Speed, Step length, Stress level, Swimming metrics, Temperature, Time, Training effect, Training load
Vibration Alert
Yes
Body Material
Fiber-reinforced polymer
Case Details
Gray
Case Shape
Round
Clasp Type
Buckle
Wrist Band Color
Slate gray
Wrist Band Material
Silicone
Color Category
Black, Gray
Fits Wrist Size
5.12 in - 8.07 in
Clock Display
Yes
Features
Accident detection, Animated workouts, Auto lap, Auto pause, Body Battery Energy Monitor, Find my Device, Find phone function, HR zones, HR zones with visual and audible alerts, HRmax, Instant message reply, Live Event Sharing, LiveTrack, Move IQ, Music playback control, PacePro pace guidance, Physio TrueUp, Rejecting a call, Storm alarm, Sunrise/sunset times, Toe-to-Toe challenge, TracBack, TrueUp, VIRB control, VO2 Max, Weather information, Women's health
Feedback Type
Audio alert, Vibration alert, Visual interface
GPS
GPS/GLONASS/Galileo receiver
Max Depth of Water Resistance
164 ft
Name
Strap
Packaged Quantity
1
Sensor Type
Accelerometer, Barometric altimeter, Electromagnetic compass, Gyroscope, Optical heart sensor, Pulse Ox sensor, Thermometer
Set Goals
Yes
Watch Type
Sport watch
Waterproof
Waterproof
Wearing Style
Watch style
Wireless Interface
ANT+, Bluetooth
Included Accessories
Charging cable
Band Width
0.9 inch
Height
1.8 inch
Weight
1.73 ounce
Width
1.8 inch
Depth
0.5 inch
Compliant Standards
Directive 2014/53/EU, FCC Part 15 Class B, REACH, RoHS, WEEE
ENERGY STAR Certified
No
EPEAT Compliant
No
TCO Certified
No
Limited Warranty
1 Year
