PC
In real-world use, with the always-on display enabled and one tracked exercise with GPS each day, the Series 12 lasted an impressive 54.5 hours.
Lasted 54.5 hours with the always-on display on and one GPS workout a day (46mm unit).
The Apple Watch Series 12 (GPS, 42mm) ($399.00) is a top pick with a 9.3/10 consensus score across 4 expert reviews. Experts highlight the highest consensus here: tom's guide 5 of 5, engadget 9.1 of 10, wired 9 of 10 and pcmag 4.5 of 5 and pcmag measured heart rate within 2 to 3 beats per minute of a chest strap during a run, though it read low early in one hiit session. PCMag — Lasted 54.5 hours with the always-on display on and one GPS workout a day (46mm ... Best for: most smart home setups.
Must Buy4 Expert Reviews
Price Range
Check Price on Amazon →$399.00
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Apple Watch Series 12 (GPS, 42mm)
smartwatches
Expert Consensus: 9.3/10 across 4 sources
Last verified:What Experts Agree On
What Experts Love
- ✓ The highest consensus here: Tom's Guide 5 of 5, Engadget 9.1 of 10, WIRED 9 of 10 and PCMag 4.5 of 5
- ✓ PCMag measured heart rate within 2 to 3 beats per minute of a chest strap during a run, though it read low early in one HIIT session
- ✓ Engadget took it from 51 to 79 percent in 12 minutes, and PCMag filled the 46mm in 55 minutes
- ✓ WIRED calls it among the most comfortable smartwatches it has tested, which matters overnight
- ✓ A 0-to-10 Readiness score built from activity, overnight vitals and the sleep score, with no subscription
Common Criticisms
- ✗ Rated for 24 hours; Engadget needed a quick charge every morning after sleep tracking
- ✗ iPhone only, and at $399.00 it is the most expensive watch in this guide
- ✗ On sale 2026-09-18: every review is about a week old, and Engadget notes its headline audio features arrive later this year
What The Experts Say
PC
During my run, the Series 12 stayed right in line with the readings from my chest strap, deviating by no more than 2 to 3bpm, even when I sprinted during intervals.
Heart rate within 2 to 3 bpm of a chest strap on a run.
EN
In my experience, a quick 12-minute top-up took me from 51 percent one night to 79 percent
Charged from 51 to 79 percent in 12 minutes.
WI
I didn't notice a difference during everyday wear, but the Apple Watch Series remains one of the most comfortable smartwatches I've tested.
Among the most comfortable smartwatches WIRED has tested.
Ready to buy the Apple Watch Series 12 (GPS, 42mm)?
Check Price on Amazon$399.00 · 4 expert sources · 9.3/10 consensus
Frequently Asked Questions
Is the Apple Watch Series 12 (GPS, 42mm) worth it?
Apple Watch Series 12 (GPS, 42mm) earns a 9.3/10 consensus score across our 4 cited expert sources. It is rated "Must Buy" — a strong performer in its category. At $399.00, Lasted 54.5 hours with the always-on display on and one GPS workout a day (46mm unit).
Who is the Apple Watch Series 12 (GPS, 42mm) best for?
The Apple Watch Series 12 (GPS, 42mm) is best for smart home users looking for a reliable Tech & Charging option with strong expert consensus.
How does the Apple Watch Series 12 (GPS, 42mm) compare to other Tech & Charging options?
Among the Tech & Charging products we have reviewed, Apple Watch Series 12 (GPS, 42mm) ranks above average with a 9.3/10 score. Heart rate within 2 to 3 bpm of a chest strap on a run.
What smart home systems does the Apple Watch Series 12 (GPS, 42mm) work with?
Apple Watch Series 12 (GPS, 42mm) works with Matter. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the Apple Watch Series 12 (GPS, 42mm)?
The main pros of the Apple Watch Series 12 (GPS, 42mm) are the highest consensus here: tom's guide 5 of 5, engadget 9.1 of 10, wired 9 of 10 and pcmag 4.5 of 5 and pcmag measured heart rate within 2 to 3 beats per minute of a chest strap during a run, though it read low early in one hiit session. The main downside is rated for 24 hours; engadget needed a quick charge every morning after sleep tracking. Overall, experts rate it "Must Buy" with a 9.3/10 consensus score.
Affiliate disclosure: DormGearHQ.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 4 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.