P Petrophas macrumors member Original poster Dec 4, 2018 92 91 Nov 18, 2019 #1 I saw that Apple is using new battery tech and possibly bigger size on the 40mm while the 44mm is the same from series 4. I'm currently deciding between the sizes and wondering if the 40mm has gotten closer to the battery life of the larger model.
I saw that Apple is using new battery tech and possibly bigger size on the 40mm while the 44mm is the same from series 4. I'm currently deciding between the sizes and wondering if the 40mm has gotten closer to the battery life of the larger model.