Apple Watch SE 3 vs Apple Watch Series 6 GPS + Cellular comparison

Compare Apple Watch SE 3
Compare Apple Watch Series 6 GPS + Cellular
key specs
Dial ShapeSquareRectangle
Ideal ForUnisexUnisex
Strap Colour-Silver, Gold, Space Grey, Pink, Blue, Red, Brown
Display Size-40mm
Display Type-OLED Retina
general
BrandAppleApple
ModelWatch SE 3Watch Series 6 GPS + Cellular
Release dateSeptember 9, 2025September 16, 2020
Model NameWatch SE 3Watch Series 6 GPS + Cellular
Dial ShapeSquareRectangle
SizeRegularRegular
Interchangeable StrapYes-
Dial MaterialAluminumAluminium, Stainless Steel, Titanium
Ideal ForUnisexUnisex
Touchscreen-Yes
Water Resistant-Yes
Water Resistance Depth-50m
Usage-Fitness & Outdoor
Strap Colour-Silver, Gold, Space Grey, Pink, Blue, Red, Brown
Dial Colour-Silver, Grey, Gold, Blue, PRODUCT RED
product details
Compatible DeviceiPhone 11 and above-
Battery LifeUp to 24 hoursUp to 18 hours
Charger TypeWireless-
Sensor-Compass, Always-On Altimeter, second-gen optical heart rate sensor, Accelerometer, Gyroscope, and Ambient light sensor
Notification-Yes
Battery Type-Lithium Ion
Rechargeable Battery-Yes
connectivity features
Call FunctionYesYes
Wi-FiYesYes
GPSYesYes
Messaging SupportYes-
Bluetooth-Yes
Bluetooth Version-5.0
Call Features-International Emergency Calling
Other Connectivity Features-Emergency SOS
platform and storage features
Operating SystemWatchOS 26watchOS 7
Processor NameApple S10S6 with 64-bit Dual Core Processor
Number of Cores-dual-core
Internal Memory-32GB
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
CompassYesYes
CalendarYesYes
Alarm ClockYesYes
Date & Time DisplayYesYes
Heart Rate Monitor-Yes
Altimeter-Yes
Language-English
Other Fitness Features-Blood Oxgen Sensor, ECG sensor
ratings
Overall NDTV Rating-Read Review
Design and comfort Rating-
Tracking accuracy Rating-
Companion app Rating-
Software and ecosystem Rating-
Battery life Rating-
camera and display features
Display Resolution-324x394 pixels
Display Size-40mm
Display Type-OLED Retina
Backlight Display-Yes
Other Display Features-LTPO OLED Always-On Retina display (1000 nits brightness)
audio and video features
Speaker-Yes
Microphone-Yes

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