Apple Watch Ultra 3 vs Garmin Fenix 6X Pro Solar comparison

Show Only Differences Highlight Differences	Apple Watch Ultra 3	Garmin Fenix 6X Pro Solar
key specs
Display Size	49mm	35mm
Compatible OS	iOS 26	Android, iOS
Dial Shape	Square	Round
Display Type	OLED Retina	-
Ideal For	Unisex	Unisex
Strap Colour	-	Black, Chestnut
general
Brand	Apple	Garmin
Model	Watch Ultra 3	Fenix 6X Pro Solar
Release date	September 9, 2025	November 1, 2019
Model Name	Watch Ultra 3	Fenix 6X Pro Solar
Dial Colour	Natural, Black	Titanium Carbon Gray, Titanium, Carbon Gray DLC, Black DLC
Dial Shape	Square	Round
Size	Large	Regular
Touchscreen	Yes	Yes
Interchangeable Strap	Yes	Yes
Water Resistant	WR100	Yes
Water Resistance Depth	100	10 ATM
Dial Material	Titanium	titanium or Diamond-Like Carbon (DLC) coated titanium
Ideal For	Unisex	Unisex
Usage	-	Outdoor
Strap Colour	-	Black, Chestnut
dimensions
Width	44	51
Height	49	51
Thickness	12	14.9
Weight (g)	61.60	82.00
Diameter	-	35.56
product details
Compatible Device	iPhone 11 and above	-
Battery Life	Up to 24 hours	-
Charger Type	Wireless	-
Closure	-	fiber-reinforced polymer with metal rear cover
Sensor	-	Heart Rate
Notification	-	Yes
Stand By Time	-	21 days
Rechargeable Battery	-	Yes
connectivity features
Call Function	Yes	-
Bluetooth	Yes	Yes
Bluetooth Version	5.3	-
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Messaging Support	Yes	-
Other Connectivity Features	Satellite Emergency SoS	-
platform and storage features
Operating System	watchOS 26	-
Compatible Operating System	iOS 26	Android, iOS
Processor Name	Apple S11	-
Internal Memory	64GB	-
camera and display features
Display Size	49mm	35mm
Display Type	OLED Retina	-
Other Display Features	Always-On Display	-
Display Resolution	-	280 x 280
Scratch Resistant	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Compass	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Number of Buttons	3	-
Chronograph	-	Yes
Other Fitness Features	-	GPS speed and distance, Sleep monitoring, Cardio workouts, Strength workouts, Automatic rep counting, Move IQ, TrueUp, All-day Stress Tracking, V02 max,
Other Watch Functions	-	Incident Detection, LiveTrack, Smart notifications, Find My Phone, Find My Watch, Compatible with Garmin Connect Mobile
audio and video features
Speaker	Yes	Yes
Gesture Control	Yes	-
Microphone	Yes	-
Voice Control	Yes	-

Popular Smartwatch Brands