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Does Apple Watch Series 12 require a subscription for health tracking? No. Its new Readiness score and related health insights do not require a separate subscription, according to CNET reviewer Vanessa Hand Orellana. That does not make every Apple Watch service free: Apple Music requires a subscription, and Apple Fitness+ is a separate service with a limited promotional offer for eligible new subscribers in some regions.
Announced September 9, 2026, and available from September 18, Series 12 starts at $399 in the U.S. Its headline health addition is a Readiness score built from activity, training load, vitals and sleep. The trade-offs are familiar styling, a battery rating that still calls for regular charging, and new audio features reviewers had not yet tested at publication.
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What’s new in Apple Watch Series 12?
Apple announced Series 12 on September 9, 2026. It became available September 18, with U.S. pricing starting at $399. Apple lists 42mm and 46mm sizes and aluminum, titanium and ceramic case options. The main change is an expanded health-sensing system and Readiness feature, rather than a dramatic redesign.
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Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Apple says its Health Sensing System and S11 chip measure heart rate every five seconds throughout the day, with heart-rate variability measured up to 24 times more often than on the prior model. These are Apple’s descriptions of the system; they do not establish that the watch can diagnose a medical condition.
#1 Best Overall
![Apple Watch Series 11 [GPS 46mm] Smartwatch with Jet Black Aluminum Case with Black Sport Band - M/L. Sleep Score, Fitness Tracker, Health Monitoring, Always-On Display, Water Resistant](https://m.media-amazon.com/images/I/416RQ0rtsUL._SL160_.jpg)
- A FULL-FEATURED HEALTH TRACKER—Apple Watch Series 11 gives you invaluable insights about your body, right from your wrist. Take an ECG anytime* and get alerts for a high and low heart rate or an irregular rhythm*—so you can stay closer to your heart. You can also view your overnight health tracking metrics with the Vitals app* and be notified of possible sleep apnea.*
- KNOW YOUR SLEEP SCORE—With advanced sleep tracking, Series 11 gives you a daily sleep score. It’s an easy way to help measure and understand the quality of your sleep, so you can make it more restorative.
- GET HYPERTENSION NOTIFICATIONS—Did you know that Series 11 can spot signs of chronic high blood pressure? By analyzing how your blood vessels respond to beats of the heart, it can notify you of possible hypertension.*
- SAFETY FEATURES—A smartwatch that puts your safety first. Series 11 can detect a hard fall or severe car crash, automatically help connect you with emergency services, and notify your emergency contacts.* Check In can automatically notify a loved one when you’ve arrived at your destination.
- A POWERFUL FITNESS TRACKER—With advanced metrics and motivating features like Pacer, Heart Rate Zones, training load, and Workout Buddy powered by Apple Intelligence from your nearby iPhone*—Series 11 is made to help everyone stay active, from runners and hikers to strength-training enthusiasts.
How the Readiness score works
Readiness combines recent activity, training load, vitals and sleep score into a score from 0 to 10. Apple pairs the score with guidance labeled Recover, Pace Yourself, Ready or Go For It. It is best understood as a wellness prompt to help interpret recent patterns, not a diagnosis or a replacement for discussing health concerns with a clinician. Apple says its Vitals app is for wellness, not medical use.
Do not expect a useful baseline on the first morning. CNET reviewer Vanessa Hand Orellana says Readiness requires seven full days and nights of wear to establish a baseline, with at least four hours of sleep for each counted session. If you do not wear the watch consistently overnight, or the sleep sessions are too short, the feature may take longer to become useful.
Does Apple Watch Series 12 require a subscription for health tracking?
No separate subscription is required for the new health insights, including the underlying data behind Readiness, according to CNET’s review. Orellana contrasts that with Oura’s $7-per-month fee to see what drives its score and long-term trends; that figure and comparison are the reviewer’s, not a verified current Oura price.
The subscription-free point applies to Series 12’s health and Readiness features, not every service in Apple’s ecosystem. Apple says Apple Music requires a subscription. Apple also advertises a three-month Apple Fitness+ promotional offer for eligible new subscribers who purchase an eligible watch, subject to regional availability and offer terms. Cellular plans, third-party apps and other optional media or fitness services may also cost extra; their terms vary.
Rank #2
![Apple Watch Series 11 [GPS 42mm] Smartwatch with Rose Gold Aluminum Case with Light Blush Sport Band - S/M. Sleep Score, Fitness Tracker, Health Monitoring, Always-On Display, Water Resistant](https://m.media-amazon.com/images/I/31caPPnRysL._SL160_.jpg)
- A FULL-FEATURED HEALTH TRACKER—Apple Watch Series 11 gives you invaluable insights about your body, right from your wrist. Take an ECG anytime* and get alerts for a high and low heart rate or an irregular rhythm*—so you can stay closer to your heart. You can also view your overnight health tracking metrics with the Vitals app* and be notified of possible sleep apnea.*
- KNOW YOUR SLEEP SCORE—With advanced sleep tracking, Series 11 gives you a daily sleep score. It’s an easy way to help measure and understand the quality of your sleep, so you can make it more restorative.
- GET HYPERTENSION NOTIFICATIONS—Did you know that Series 11 can spot signs of chronic high blood pressure? By analyzing how your blood vessels respond to beats of the heart, it can notify you of possible hypertension.*
- SAFETY FEATURES—A smartwatch that puts your safety first. Series 11 can detect a hard fall or severe car crash, automatically help connect you with emergency services, and notify your emergency contacts.* Check In can automatically notify a loved one when you’ve arrived at your destination.
- A POWERFUL FITNESS TRACKER—With advanced metrics and motivating features like Pacer, Heart Rate Zones, training load, and Workout Buddy powered by Apple Intelligence from your nearby iPhone*—Series 11 is made to help everyone stay active, from runners and hikers to strength-training enthusiasts.
Battery life and charging in a day-and-night routine
Apple rates Series 12 for up to 24 hours of normal use, up to 38 hours in Low Power Mode and up to 10 hours during an outdoor workout. Apple also says a 15-minute charge can provide up to 12 hours of normal use, while five minutes can provide up to 10 hours of sleep tracking. These are manufacturer results, not promises for every wearer.
Apple’s battery figures come from tests of preproduction watches in July and August 2026 using a prescribed schedule of checks, notifications, app use, a workout and sleep tracking, with defined iPhone and cellular connections. Apple cautions that actual battery life varies with use, configuration, network, signal and other factors. In practical terms, the short charging windows may help fit a top-up around sleep tracking, but charging remains part of the routine.
- WIRED: Reviewer Boutayna Chokrane says the 24-hour rating still means regular charging, though she found a quick top-up before bed useful.
- CNET: Orellana reports about 30 hours in her test, which included a GPS outdoor run and one night of sleep tracking. That is one reviewer’s result, not a general battery estimate.
Design, materials and upgrade value
Series 12 retains a familiar look, according to both WIRED and CNET reviewers. Apple offers aluminum, titanium and ceramic cases. Apple says the aluminum models use Ceramic Shield 2, which is 60 percent tougher than the Ion-X glass on Series 11. That is Apple’s materials claim, not the result of an independent drop or scratch test; WIRED’s reviewer says she did not meaningfully test the durability claim.
WIRED awarded the watch 9/10 after a week of day-and-night use. Its reviewer sees a stronger case for upgrading from Series 8 or older than from Series 9, 10 or 11. That is a reviewer’s buying judgment, not a guarantee that every owner will notice the same improvement. CNET notes that the optional ceramic cases start at $899 in its review, a substantial increase over the $399 U.S. starting price.
Rank #3
![Apple Watch Series 11 [GPS 42mm] Smartwatch with Jet Black Aluminum Case with Black Sport Band - S/M. Sleep Score, Fitness Tracker, Health Monitoring, Always-On Display, Water Resistant](https://m.media-amazon.com/images/I/41s72HIk5TL._SL160_.jpg)
- A FULL-FEATURED HEALTH TRACKER—Apple Watch Series 11 gives you invaluable insights about your body, right from your wrist. Take an ECG anytime* and get alerts for a high and low heart rate or an irregular rhythm*—so you can stay closer to your heart. You can also view your overnight health tracking metrics with the Vitals app* and be notified of possible sleep apnea.*
- KNOW YOUR SLEEP SCORE—With advanced sleep tracking, Series 11 gives you a daily sleep score. It’s an easy way to help measure and understand the quality of your sleep, so you can make it more restorative.
- GET HYPERTENSION NOTIFICATIONS—Did you know that Series 11 can spot signs of chronic high blood pressure? By analyzing how your blood vessels respond to beats of the heart, it can notify you of possible hypertension.*
- SAFETY FEATURES—A smartwatch that puts your safety first. Series 11 can detect a hard fall or severe car crash, automatically help connect you with emergency services, and notify your emergency contacts.* Check In can automatically notify a loved one when you’ve arrived at your destination.
- A POWERFUL FITNESS TRACKER—With advanced metrics and motivating features like Pacer, Heart Rate Zones, training load, and Workout Buddy powered by Apple Intelligence from your nearby iPhone*—Series 11 is made to help everyone stay active, from runners and hikers to strength-training enthusiasts.
Consider the purchase in light of your current watch and priorities:
- Coming from Series 8 or older: The new health sensing and Readiness feature may make the generational change more compelling, particularly if you will wear the watch at night consistently.
- Coming from Series 9, 10 or 11: WIRED’s reviewer sees fewer reasons to switch. Decide whether Readiness, the newer sensing system, materials or charging features matter enough to justify the change.
- Choosing a case: Compare aluminum, titanium and ceramic options against your budget and material preference; the ceramic entry price cited by CNET is $899.
- Expecting a no-cost ecosystem: Health insights are included, but services such as Apple Music are not. Check each optional service and cellular plan separately.
- Wanting a longer-lasting battery: Treat Apple’s ratings as results under its test schedule, and factor regular charging into your day-and-night wear plans.
Audio Intelligence, privacy and untested features
Apple announced Audio Intelligence features including Live Rewind and Siri Recap. At publication, neither the WIRED nor CNET reviewer had been able to test them; they were expected later in 2026. Their usefulness, reliability and day-to-day behavior therefore were not established in those reviews.
WIRED reports Apple’s account that raw audio is processed in a protected area and that the features do not create or store audio recordings. Those are Apple’s statements, not an independent privacy verification. WIRED’s reviewer also raises concerns about having an always-listening device. Readers who are uncomfortable with that premise should weigh it against the convenience of the announced features.
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CNET reviewer Orellana also reports frequent false Sound Recognition alerts in her testing. This is one reviewer’s experience; it does not establish a general false-alert rate.
Rank #4
![Apple Watch Ultra 3 [GPS + Cellular 49mm] Running & Multisport Smartwatch w/Rugged Titanium Case w/Blue/Bright Blue Trail Loop - M/L. Satellite Communications, Advanced Health & Fitness Tracking](https://m.media-amazon.com/images/I/51SKumOyv8L._SL160_.jpg)
- RUGGED AND READY TO GO—The ultimate sports and adventure smartwatch is built to last with an extremely tough titanium case and a strong sapphire crystal display. Water resistant up to 100m—it’s great for swimmers, divers, and fans of high-speed water sports.*
- A FULL-FEATURED HEALTH TRACKER—Ultra 3 can take an ECG* and check your heart rhythm for signs of AFib—right from your wrist. The smartwatch sends alerts for possible hypertension,* an irregular heart rhythm,* or an unusually high or low heart rate. You can view your overnight health tracking metrics with the Vitals app,* track your sleep score, and take readings of your blood oxygen.*
- ULTIMATE RUNNING AND WORKOUT COMPANION—A superior fitness tracker for marathoners, triathletes, mountain bikers, backcountry hikers, and mountain climbers, Ultra 3 provides precision dual-frequency GPS, Pacer, Heart Rate Zones, Custom Workouts, running power, Workout Buddy powered by Apple Intelligence from your nearby iPhone,* training load, and more.
- KEEP HELP CLOSE AT HAND—Ultra 3 is a smartwatch that can detect a hard fall or severe car crash* and automatically help connect you to emergency services and notify your emergency contacts. Check In can automatically notify a loved one when you’ve arrived at your destination.
- MULTIDAY BATTERY LIFE—Ultra 3 is a smartwatch that’s engineered to give you even longer battery life. It’s perfect for trail runners—with up to 42 hours of normal use and up to 72 hours in Low Power Mode.* Track a workout with full GPS and heart rate monitoring for up to 20 hours in Low Power Mode.*
The verdict: who should consider Series 12?
Series 12’s clearest appeal is that its new Readiness and health insights are included without a separate health-data subscription. That makes it easier to try the feature without committing to a recurring fee, though it takes a week of consistent day-and-night wear to establish the baseline described by CNET. The watch still asks buyers to accept regular charging, and its design is familiar rather than a visible reinvention.
It is most persuasive for people upgrading from an older Apple Watch who want integrated wellness and readiness prompts, and who are comfortable wearing a watch overnight. Owners of more recent models have a narrower upgrade case. Anyone buying chiefly for Audio Intelligence should wait for independent hands-on assessments, since reviewers had not tested Live Rewind or Siri Recap at publication.
Apple vice president of Worldwide Apple Watch Product Marketing Kaiann Drance said: “With our new Health Sensing System and S11 chip, Apple Watch Series 12 gives you meaningful insights, like readiness, so you can better understand how to take on your day and care for your health, plus intelligence features that make everyday life easier.” That is Apple’s description of its goals; the health score remains a wellness tool, not medical advice.
Quick Recap
Sources
- Apple Newsroom: Apple Watch Series 12 announcement and features
- Apple Watch technical specifications and comparison
- WIRED: Apple Watch Series 12 review
- CNET: Apple Watch Series 12 review
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