The Apple Watch SE 3 (2025 release) is Apple's most powerful and valuable upgrade in the mid-range smartwatch category. It features the powerful S10 chip for exceptional performance and speed, along with a new Always-On Display—a first for the SE series—offering features very close to those of the higher-end Series 10/11 at a competitive price. With a lightweight design available in 40mm or 44mm sizes, double the storage (64GB), 5G connectivity on cellular versions, and updated health features like sleep apnea detection, it's the perfect choice for most users.
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The Apple Watch SE 3 (released in 2025) comes with a host of key features, including an always-on display, the powerful S10 processor, and new health features like a temperature sensor.
Technical Specifications
Display: Features a Retina Always-On LTPO OLED display with up to 1,000 nits of brightness, protected by Ion-X reinforced glass (four times more shatter-resistant than the previous generation).
Processor: Powered by the S10 chip, the same chip used in the latest Apple Watch Series 11 and Ultra 3 models, delivering faster performance and improved power efficiency.
Battery and Charging: Offers up to 18 hours of all-day battery life with typical use and up to 32 hours in Low Power mode. It also supports fast charging for the first time in the SE series, charging up to 80% in about 45 minutes.
Size and Design: Available in two aluminum case sizes: 40mm and 44mm. Available colors include Midnight and Starlight. Health features: Includes a second-generation optical heart rate sensor, a temperature sensor (for sleep and general health tracking), sleep apnea notifications, and menstrual cycle tracking with retrospective ovulation date estimates.
Safety features: Includes Fall Detection, Crash Detection, and Emergency SOS, providing an extra layer of security for users.
Connectivity: Supports GPS (including GLONASS, Galileo, and QZSS), Wi-Fi 4 (802.11n at 2.4GHz), and Bluetooth 5.3, with 5G cellular connectivity options available on select models.
OS and storage: Runs on the latest watchOS 26 and comes with 64GB of storage.
Additional features: Includes new gestures like Double Tap and Wrist Flick for easy one-handed interaction, and water resistance up to 50 meters.
