Apple
Apple MRMD3LL/A Watch Series 9 GPS + Cellular 45mm Midnight
★★★★★
Stay Connected and Active with the Apple Watch Series 9The Apple Watch Series 9 combines advanced health and fitness tracking with seamless connectivity. Featuring the S9 chip for enhanced performance, a brighter display, and innovative interaction methods. Stay informed, motivated, and safe with...
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Stay Connected and Active with the Apple Watch Series 9
The Apple Watch Series 9 combines advanced health and fitness tracking with seamless connectivity. Featuring the S9 chip for enhanced performance, a brighter display, and innovative interaction methods. Stay informed, motivated, and safe with this essential companion for a healthy life.
- Model: Apple Watch Series 9 (GPS + Cellular)
- Case Size: 45mm
- Case Material: Midnight Aluminum
- Band: Midnight Sport Band (M/L)
- Connectivity: Cellular, Wi-Fi
- Health Features: Blood Oxygen, ECG, Irregular Heart Rhythm Notifications, Sleep Stages, Temperature Sensing
- Safety Features: Fall Detection, Crash Detection, Emergency SOS
- Durability: Crack Resistant, IP6X Dust Resistant, Swimproof (50m)
- Operating System: Watch OS
- Compatibility: iPhone XS or later with the latest iOS version
- GPS: Built-in GPS
Key Features
WHY APPLE WATCH SERIES 9 — Your essential companion for a healthy life is now even more powerful. The S9 chip enables a superbright display and a magical new way to quickly and easily interact with your Apple Watch without touching the screen. Advanced health, safety, and activity features provide powerful insights and help when you need it. And redesigned apps in watchOS give you more information at a glance.
CARBON NEUTRAL — An aluminum Apple Watch Series 9 paired with the latest Sport Loop is carbon neutral. Learn more about Apple’s commitment to the environment at apple.com/2030.
CELLULAR CONNECTIVITY — Send a text, make a call, and stream music without your iPhone nearby. Use Family Setup to manage Apple Watch for family members who don’t yet have their own iPhone, so everyone can stay connected, active, healthy, and safe.
ADVANCED HEALTH FEATURES — Keep an eye on your blood oxygen. Take an ECG anytime. Get notifications if you have an irregular heart rhythm. See how much time you spent in REM, Core, or Deep sleep with sleep stages. Temperature sensing provides insights into overall wellbeing and cycle tracking. And take note of your state of mind to help build emotional awareness and resilience.
A POWERFUL FITNESS PARTNER — The Workout app gives you a range of ways to train plus advanced metrics for more insights about your workout performance. And Apple Watch comes with three months of Apple Fitness+ free.
INNOVATIVE SAFETY FEATURES — Fall Detection and Crash Detection can connect you with emergency services in the event of a hard fall or a severe car crash. And Emergency SOS lets you call for help with the press of a button.
SIMPLY COMPATIBLE — It works seamlessly with your Apple devices and services. Unlock your Mac automatically. Get approximate distance and directions to your iPhone with Precision Finding on supported iPhone models. Pay and send money with Apple Pay. Apple Watch requires iPhone XS or later with the latest iOS version.
EASILY CUSTOMIZABLE — With watch bands in a range of styles, materials, and colors and fully customizable watch faces, you can change your watch to fit your mood or the moment.
INCREDIBLE DURABILITY — Tougher than tough. It’s crack resistant, IP6X-certified dust resistant, and swimproof with 50m water resistance.
LEGAL DISCLAIMERS — This is a summary of the main product features. See below to learn more.
Specifications
Model
Watch Series 9 GPS + Cellular
Size
45mm
Color
Midnight
Processor
S9 chip
Connectivity
GPS + Cellular
Durability
Crack resistant, IP6X dust resistant, 50m water resistance
Health Features
Blood oxygen, ECG, irregular heart rhythm notifications, sleep stages, temperature sensing
Safety Features
Fall Detection, Crash Detection, Emergency SOS
Fitness Features
Workout app, Apple Fitness+ (3 months free)
Compatibility
iPhone XS or later with latest iOS
Environmental Claim
Carbon neutral (with latest Sport Loop)
Pros & Cons
👍 Pros
- Powered by the S9 chip, enabling a superbright display and a new double tap gesture for intuitive interaction
- Offers cellular connectivity, allowing users to send texts, make calls, and stream music without an iPhone nearby
- Features advanced health monitoring including blood oxygen tracking, ECG, irregular heart rhythm notifications, and sleep stages
- Equipped with innovative safety features like Fall Detection and Crash Detection, which can connect to emergency services
- Provides robust fitness tracking with the Workout app and includes three months of Apple Fitness+ free
- Designed with incredible durability, making it crack resistant, IP6X-certified dust resistant, and swimproof with 50m water resistance
- Seamlessly compatible with other Apple devices and services, allowing for features like Mac unlocking and Apple Pay
- Highly customizable with a range of watch bands and customizable watch faces to suit individual style
- Promotes environmental responsibility as an aluminum Apple Watch Series 9 with the latest Sport Loop is carbon neutral
👎 Cons
- Requires an iPhone XS or later with the latest iOS version to function, limiting compatibility for non-Apple users
- Cellular connectivity incurs additional costs, as it often requires a separate plan from your mobile carrier
- While providing extensive health features, the device is not a medical instrument and should not be used for diagnosis
- The "magical new way to quickly and easily interact with your Apple Watch without touching the screen" (double tap gesture) might have a learning curve
- Precision Finding for iPhones is only available on supported iPhone models, so not all iPhone users will benefit
- The 50m water resistance is suitable for shallow-water activities, but not for scuba diving or high-velocity water sports
Frequently Asked Questions
What advanced chip powers the Apple Watch Series 9?
The Apple Watch Series 9 is powered by the S9 chip, which enables a superbright display and new interaction methods.
Can I use this Apple Watch to make calls without my iPhone nearby?
Yes, with cellular connectivity, you can send texts, make calls, and stream music directly from your Apple Watch Series 9 without your iPhone being close.
What health features are included in the Apple Watch Series 9?
It includes advanced health features such as blood oxygen monitoring, ECG capabilities, irregular heart rhythm notifications, sleep stages tracking, and temperature sensing.
How durable is the Apple Watch Series 9?
The Apple Watch Series 9 is incredibly durable, featuring crack resistance, IP6X-certified dust resistance, and 50m water resistance for swimming.
What iPhone is required to use the Apple Watch Series 9?
The Apple Watch Series 9 requires an iPhone XS or later running the latest iOS version for full compatibility and functionality.
Does the Apple Watch Series 9 have safety features for emergencies?
Yes, it includes innovative safety features like Fall Detection and Crash Detection, which can automatically connect you with emergency services, along with Emergency SOS.
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