Apple Watch Ultra 3 vs Samsung Galaxy Watch8 (40mm) comparison

Show Only Differences Highlight Differences	Apple Watch Ultra 3	Samsung Galaxy Watch8 (40mm)
key specs
Dial Shape	Square	-
Ideal For	Unisex	-
Strap Colour	-	Graphite, Silver
Compatible OS	-	Android and iOS
Display Type	-	Super AMOLED
general
Brand	Apple	Samsung
Model	Watch Ultra 3	Galaxy Watch8 (40mm)
Release date	September 9, 2025	July 9, 2025
Model Name	Watch Ultra 3	Samsung Galaxy Watch 8
Dial Shape	Square	-
Size	Large	Regular
Interchangeable Strap	Yes	-
Dial Material	Titanium	-
Ideal For	Unisex	-
Dial Colour	-	Black
Strap Colour	-	Graphite, Silver
Water Resistant	-	Yes
Water Resistance Depth	-	IP68
Usage	-	Regular
product details
Compatible Device	iPhone 11 and above	-
Battery Life	Up to 24 hours	-
Charger Type	Wireless	-
Battery Type	-	325
connectivity features
Call Function	Yes	-
Wi-Fi	Yes	-
GPS	Yes	Yes
Messaging Support	Yes	-
Other Connectivity Features	Satellite Emergency SoS	-
Bluetooth	-	Yes
Bluetooth Version	-	5.3
platform and storage features
Operating System	WatchOS 26	Watch OS
Processor Name	Apple S11	Exynos W1000
Compatible Operating System	-	Android and iOS
RAM	-	2GB
Internal Memory	-	32GB
fitness and watch functions
Step Count	Yes	-
Calorie Count	Yes	-
Heart Rate Monitor	Yes	-
Compass	Yes	-
Calendar	Yes	-
Alarm Clock	Yes	-
Date & Time Display	Yes	-
dimensions
Width	-	40.4
Height	-	42.7
Thickness	-	8.6
Weight (g)	-	30.00
camera and display features
Display Type	-	Super AMOLED

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