At presentation on September 14 Apple unveiled "smart watch" Watch Series 7but, as usual, indicated far from all the specifications of the model. Fortunately, an internal document has been leaked to "" that corrects this.
So, the document compares the Watch Series 7 to its predecessors in the Series 6, Series 3 and SE. The most notable detail is the weight. the 41mm version of the Apple Watch Series 7 weighs just 32 grams with the aluminum case, 42.3 grams in the stainless steel version and 37 grams in the titanium assembly. The 45mm version has 38.8 grams (aluminum), 51.5 grams (stainless steel) and 45.1 grams (titanium).
Inside is the S7 System-in-Package (SiP) processor, which is said to be 20% more productive than the S5 SiP in the Apple Watch SE lineup. Unfortunately there is no comparison with S6. Built-in memory capacity remains the same - 32GB.
Also indicated is 50% louder speaker than the Watch SE, 18-hour battery life, Wi-Fi 802.11b/g/n, Bluetooth 5.0 and fast charging that will charge the battery by 80% in about 45 minutes.