Brought to you by Uniq: Crafted with 28 bidirectional magnets, the Uniq Revix Apple Watch band collection features exceptional durability in a range of materials from premium leather to ultra-soft silicone. Learn more. The new Apple Watch is the thinnest and lightest version of the wearable to date. But how much thinner is Series 10 compared to Series 9 and earlier? And will you notice a difference? Read on for all the details.Apple Watch Series 10features new sizes with the biggest displays in combination with the thinnest design.Interestingly, Apple increased the displays bezel slightly with Series 10. But youre getting more rounded corners that give a softer and sleeker feel.Heres how much thinner Apple Watch Series 10 vs Series 9 and earlierSeries 10 is almost 10% thinner than Series 7-9. Series 10 is an impressive ~50% thinner than Apple Watch Ultra/2Will you notice the difference? You likely will between the thinness, larger screen, and lighter weight. But the best way to know is to try one on at an Apple Store or other retailer.Series 10987Ultra 2Case size46/42mm45/41mm45/41mm45/41mm49mmThickness9.7mm10.7mm10.7mm10.7mm14.4mmWeight35-41 grams for 46mm, 29-34 grams for 42mm (depending on model)39-51 grams for 45mm, 32-42 grams for 41mm (depending on model)39-51 grams for 45mm, 32-42 grams for 41mm (depending on model)39-51 grams for 45mm, 32-42 grams for 41mm (depending on model)61 grams (2.15 oz)Display size416 x 496 pixels, 1220 sq mm (46mm model)396 x 484 pixels, 1143 sq mm (45mm model)396 x 484 pixels, 1143 sq mm (45mm model)396 x 484 pixels, 1143 sq mm (45mm model)410 x 502 pixels, 1185 sq mm display areaApple Watch Series 10 models are also lighter with the thinner design and titanium for the high-end versions instead of steel. However, even the aluminum Series 10 models are lighter than Series 9 and earlier.For the displays, the 46 and 42mm cases offer what Apple says is up to 30% more screen area compared to Series 6. That means you get an additional line of text on the display and for the 46mm Series 10, a display that is ever-so-slightly larger than even the 49mm Apple Watch Ultra/2.Another new feature is the wide-angle OLED display that delivers up to a 40% brighter screen when looking from an angle.What do you think? Does the thinnest and lightest Apple Watch design matter to you? Share your thoughts in the comments!Brought to you by Uniq: Crafted with 28 bidirectional magnets, the Uniq Revix Apple Watch band collection features exceptional durability in a range of materials from premium leather to ultra-soft silicone. Learn more. Add 9to5Mac to your Google News feed. FTC: We use income earning auto affiliate links. More.Youre reading 9to5Mac experts who break news about Apple and its surrounding ecosystem, day after day. Be sure to check out our homepage for all the latest news, and follow 9to5Mac on Twitter, Facebook, and LinkedIn to stay in the loop. Dont know where to start? Check out our exclusive stories, reviews, how-tos, and subscribe to our YouTube channel