Apple Watch Series 9 GPS vs Garmin Forerunner 255 comparison

Show Only Differences Highlight Differences	Apple Watch Series 9 GPS	Garmin Forerunner 255
key specs
Strap Material	Silicone	Silicone
Dial Shape	Rectangle	Round
Display Type	OLED Retina	-
Ideal For	Unisex	Unisex
Strap Colour	-	Blue
Display Size	-	33mm
Compatible OS	-	Android, iOS
general
Brand	Apple	Garmin
Model	Watch Series 9 GPS	Forerunner 255
Release date	September 12, 2023	June 30, 2022
Model Name	Watch Series 9 GPS	Forerunner 255
Dial Shape	Rectangle	Round
Strap Material	Silicone	Silicone
Size	Regular	-
Touchscreen	Yes	1,3-inch
Interchangeable Strap	Yes	-
Water Resistant	Yes	5 ATM
Water Resistance Depth	5ATM	-
Usage	Fitness & Outdoor	-
Ideal For	Unisex	Unisex
Model Number	-	010-02641-53
Dial Colour	-	Black
Strap Colour	-	Blue
product details
Sensor	Compass, Always-On Altimeter, optical heart rate sensor, Accelerometer, Gyroscope and Ambient light sensor	GPS, GLONASS, Galileo, Multi-frequency positioning, Garmin Elevate wrist heart rate monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, SpO2
Compatible Device	iOS	-
Notification	Yes	-
Battery Life	18 hours	14 Days
Rechargeable Battery	Yes	Yes
Notification Type	-	Smart Notifications
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Wi-Fi	Yes	-
GPS	Yes	Yes
Messaging Support	Yes	-
Email Support	Yes	-
Call Features	International Emergency Calling	-
Other Connectivity Features	Emergency SOS	-
platform and storage features
Operating System	watchOS	-
Number of Cores	dual-core	-
Processor Name	S9	-
Internal Memory	64GB	4GB
Compatible Operating System	-	Android, iOS
camera and display features
Display Type	OLED Retina	-
Backlight Display	Yes	-
Other Display Features	LTPO OLED Always-On Retina display, up to 2000 nits of peak brightness	-
Display Resolution	-	260x260
Display Size	-	33mm
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	Yes
Compass	Yes	Yes
Calendar	Yes	-
Alarm Clock	Yes	-
Date & Time Display	Yes	Yes
Language	English	-
Number of Buttons	2	-
Other Fitness Features	Blood Oxgen Sensor, ECG sensor	Wrist-based Heart Rate, Daily Resting Heart Rate, Abnormal Heart Rate Alerts, Respiration rate, Pulse Ox Blood Oxygen Saturation, Fitness Age, Body Battery Energy Monitor, All-day Stress, Relaxation reminders, Relaxation breathing timer, Women's Health, Health snapshot
audio and video features
Speaker	Yes	-
Gesture Control	Yes	-
Microphone	Yes	-
Voice Control	Yes	-
dimensions
Width	-	45.6
Height	-	45.6
Thickness	-	12.9
Weight (g)	-	49.00

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