Garmin Instinct 3 vs Garmin Forerunner 955 comparison

Show Only Differences Highlight Differences	Garmin Instinct 3	Garmin Forerunner 955
key specs
Display Size	45mm	33mm
Dial Shape	Round	Round
Display Type	AMOLED	-
Ideal For	Unisex	Unisex
Strap Colour	-	Black
Compatible OS	-	Android, iOS
Strap Material	-	Silicone
general
Brand	Garmin	Garmin
Model	Instinct 3	Forerunner 955
Release date	April 3, 2025	June 30, 2022
Dial Shape	Round	Round
Touchscreen	1.2	1.3-inch
Water Resistant	10 ATM	5 ATM
Water Resistance Depth	100m	-
Usage	Regular, Sports, Adventure Sports	-
Ideal For	Unisex	Unisex
Model Number	-	010-02638-J0
Model Name	-	Forerunner 955
Dial Colour	-	Black
Strap Colour	-	Black
Strap Material	-	Silicone
dimensions
Width	45	46.5
Height	45	46.5
Thickness	14.9	14.4
Weight (g)	52.00	52.00
product details
Sensor	heart rate, SpO2, steps, sleep tracker	GPS, GLONASS, Galileo, Multi-frequency positioning, Garmin Elevate wrist heart rate monitor, Barometric altimeter, Compass, Gyroscope, Accelerometer, Thermometer, SpO2
Battery Life	28 days	15 Days
Notification Type	-	Smart Notifications
Rechargeable Battery	-	Yes
connectivity features
Bluetooth	Yes	Yes
Wi-Fi	-	Yes
GPS	-	Yes
platform and storage features
Internal Memory	64GB	32GB
Compatible Operating System	-	Android, iOS
camera and display features
Display Resolution	390x390	260x260
Display Size	45mm	33mm
Display Type	AMOLED	-
fitness and watch functions
Step Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Altimeter	Yes	Yes
Calendar	Yes	-
Alarm Clock	Yes	-
Language	English	-
Calorie Count	-	Yes
Compass	-	Yes
Date & Time Display	-	Yes
Other Fitness Features	-	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

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