The Apple Watch Series 4 has a case diameter of 44mm with a larger display than its predecessor. The watch face is redesigned and has more detailed graphic information. Users can see heart rate, track scores from sports team, view boarding information and much more.

The watch works on 64-bit dual-core processor giving boost to its performance and speed.  The speaker of this gadget has been completely redesigned making it 50 percent louder and the microphone is now placed on the opposite side of the speaker, giving more clarity over calls and reducing echo completely. The battery life is approximately 18 hours and lasts sometimes more than this.

Apart from all the health features that the Apple Watch series has, the most fascinating feature is the option of ECG! You can now do an electrocardiogram for yourself at the click of a button to check your heart health and get alarmed for any unforeseen circumstances. You can share the same through your watch with your doctor.