Is the Apple Watch SE 3 worth it compared to the SE 2?

Yes, the SE 3 adds an Always-On display, temperature sensing, and faster charging, making it a meaningful upgrade over the SE 2.

Does the SE 3 have ECG or blood oxygen monitoring?

No, those sensors are reserved for the Series 11 and Ultra models. The SE 3 focuses on heart rate alerts, sleep apnea notifications, and temperature sensing.

How long does the battery last on the SE 3?

Apple rates it for up to 18 hours of all-day use. Fast charging gives you up to 8 hours of battery in just 15 minutes.

Is the 40mm size suitable for men?

The 40mm case is unisex and fits wrists from about 130mm to 200mm with the included S/M Sport Band. Many men prefer the smaller size for comfort.

What's in the box with the Apple Watch SE 3?

You get the watch with the Sport Band, a fast-charge USB-C cable, and documentation. A power adapter is not included.

Can I use the SE 3 without an iPhone?

No, the Apple Watch SE 3 requires an iPhone for setup and full functionality. It is not compatible with Android.

Where is the Apple Watch SE 3 (GPS) S/M 40mm, Midnight Blue cheapest?

At Employee Sale, for $349.00, as of our latest check.

Apple Watch SE 3 (GPS) S/M 40mm, Midnight Blue

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$349.00at Employee SaleChecked Nov 11

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What reviewers say

Reviewers and owners generally praise the SE 3 as a strong value, highlighting the Always-On display and fast charging as key upgrades. Battery life is seen as adequate but not exceptional, and some miss advanced health sensors. The fit and comfort of the Sport Band are well received.

What people mention

Battery lifeMixedOwners find the 18-hour battery adequate for a full day but wish it lasted longer, especially with Always-On display enabled.
Charging speedPraisedReviewers appreciate the faster charging, noting that 15 minutes provides up to 8 hours of use.
DisplayPraisedThe Always-On display is frequently highlighted as a major convenience upgrade over the SE 2.
Health sensorsMixedWhile temperature sensing and sleep apnea detection are valued, some users miss the ECG and blood oxygen features found on pricier models.
Fit and comfortPraisedThe 40mm case and Sport Band are often described as comfortable and well-suited for smaller wrists.

About the Apple Watch SE 3 (GPS) S/M 40mm, Midnight Blue

Apple Watch SE 3 (GPS) is a smartwatch with a 40mm midnight aluminum case and a Midnight Sport Band in size S/M. It covers health, fitness, connectivity and safety features, and it has an Always-On display that shows the time and watch face without raising your wrist.

For health, temperature sensing adds richer insights in the Vitals app and retrospective ovulation estimates. It also gives a daily sleep score and sleep apnea notifications. It alerts you to a high or low heart rate or an irregular rhythm.

Battery life is 18 hours. Charging is up to twice as fast as SE 2, and 15 minutes of charging gives up to 8 hours of battery. The watch works with your iPhone or Wi-Fi to send texts, take calls, play music and podcasts, use Siri and show notifications. It can detect a hard fall or severe car crash and connect you with emergency services. Check In can notify a loved one when you arrive. Apple Watch For Your Kids can be set up even if a child has no iPhone of their own.

Model

Apple Watch SE 3 (GPS), 2025

Case

40mm midnight aluminum

Band

Midnight Sport Band, size S/M

Color

Midnight

Display

Always-On

Battery life

18 hours

Charging

Up to 8 hours of battery in 15 minutes; up to twice as fast as SE 2

Health

Temperature sensing, Vitals app, sleep score, sleep apnea notifications, high and low heart rate and irregular rhythm alerts, retrospective ovulation estimates

Safety

Fall detection, severe car crash detection, emergency contact notifications, Check In

Connectivity

Works with iPhone or Wi-Fi