The Apple Watch Series 4 was first announced by Apple on September 12, 2018. It featured a larger display, a more powerful processor, and new health features such as an ECG (electrocardiogram) sensor. The Series 4 also had a redesigned digital crown with haptic feedback, and a new ceramic and sapphire crystal back. It was available in two sizes: 40mm and 44mm. The Apple Watch Series 4 was well-received by critics and consumers for its improved design and new health features.
Features of Apple watch series 4
 The Apple Watch Series 4 features a larger display than previous models, with a 40mm or 44mm case size. It has a resolution of 324 x 394 pixels for the 40mm model and 368 x 448 pixels for the 44mm model. The display is also edge-to-edge, which gives it a more immersive feel. The watch also has a ceramic and sapphire crystal back, which improves cellular signal and gives the watch a premium look and feel.
The Series 4 has a more powerful S4 processor, which allows for faster performance and more advanced features. It also has a new digital crown with haptic feedback, which gives a more tactile feel when scrolling through menus.
In terms of health and fitness features, the Series 4 has an ECG sensor that can take an electrocardiogram reading, which can be used to detect atrial fibrillation. It also has fall detection, which can alert emergency services if it detects a fall and the user is unresponsive. Additionally, it has a heart rate sensor that can provide continuous heart rate monitoring, and it also tracks other health metrics such as calories burned, steps taken, and sleep.
The Series 4 also has a feature called Noise, which can alert you when the sound level around you reaches a level that could be harmful to your hearing. It also has improved workout tracking for activities such as running and cycling, as well as a new yoga tracking feature.
The Series 4 has a variety of watch faces, and it supports third-party apps and watches faces. It also has a built-in GPS, which allows for accurate tracking of your location and distance traveled. The watch also supports cellular connectivity, which allows you to make calls and send texts even when your phone is not nearby.
Pros of the Apple watch series 4
 The Apple Watch Series 4 has several notable pros, including:
- Larger and more immersive display: The Series 4 has a larger display than previous models, with edge-to-edge technology, which makes it easier to read and interact with content.
- Advanced health and fitness feature: The Series 4 has an ECG sensor that can take an electrocardiogram reading, which can be used to detect atrial fibrillation, it also has fall detection, which can alert emergency services if it detects a fall and the user is unresponsive. Additionally, it has a heart rate sensor that can provide continuous heart rate monitoring, and it also tracks other health metrics such as calories burned, steps taken, and sleep.
- Noise Alert Feature: The Series 4 has a feature called Noise, which can alert you when the sound level around you reaches a level that could be harmful to your hearing.
- Improved workout tracking: The Series 4 has improved workout tracking for activities such as running and cycling, as well as a new yoga tracking feature.
- Built-in GPS: The watch has built-in GPS, which allows for accurate tracking of your location and distance traveled.
- Cellular Connectivity: The watch supports cellular connectivity, which allows you to make calls and send texts even when your phone is not nearby.
- Third-party apps and watch faces: The Series 4 supports a wide variety of third-party apps and watch faces, which allows for a lot of customization and added functionality.
- Premium Design: The ceramic and sapphire crystal back gives the watch a premium look and feel, and the digital crown with haptic feedback gives a more tactile feel when scrolling through menus.
Cons of the Apple watch series 4
 The Apple Watch Series 4 has several notable cons, including:
- Battery life: While the battery life is good and it can last for a full day of normal use, heavy usage may require charging during the day.
- Price: The Apple Watch Series 4 is a premium device and its price may be out of reach for some consumers.
- Limited compatibility: The Apple Watch Series 4 is only compatible with iPhone and iPad devices, which limits its accessibility to those who use other types of smartphones or tablets.
- Limited storage: The watch has limited storage capacity, which could be a problem for those who want to store a lot of music or other media on the device.
- Limited app selection: While the App Store has a wide variety of apps, the watch has a limited app selection compared to other smartwatches.
- Dependency on iPhone: The watch is heavily dependent on being paired with an iPhone, which could be an issue for those who frequently use other devices or are not always near their phone.
- Limited Waterproofing: The watch is water-resistant but it’s not completely waterproof, so it cannot be worn for activities like swimming.
- Limited customization of watch face: While the watch has a variety of watch faces, the level of customization is limited compared to other smartwatches.
Conclusion
Overall, the Apple Watch Series 4 is a powerful and feature-rich smartwatch that focuses on health and fitness, with a sleek and premium design. It’s well-suited for those looking for a comprehensive health and fitness tracker, and also a smartwatch that can be used for communication, entertainment, and more.
