There are two sizes to choose from for the apple watch series 5.
Actual size apple watch 44mm on small wrist.
For a 7 inch wrist you should get a watch with a case from 35 6 to 44 5 mm and a lug to lug distance from 44 5 to 55 6 mm.
The 44mm is generally advised if you have a wrist size of 140 220mm 5 5 8 7 inches.
The 40mm is generally advised if you have a wrist size between 130 200mm 5 1 7 9 inches.
There are the 40mm and the 44mm.
When it comes to picking pixel density with apple watch 40mm vs 44mm watchos will fill whatever size display you choose and for many people it won t make any difference.
Just know that if you re hoping to use existing apple watch bands with your new watch you ll need to get the 40mm version to work with 38mm bands and the 44mm version to work with 42mm bands.
Case size fits wrists 150 185mm one size fits wrists 130 180mm one size fits wrists 125 200mm fits wrists 130 180mm fits wrists 140 185mm one size fits wrists 135 195mm one size fits wrists 150 200mm one size fits wrists 140 205mm one size fits wrists 145 215mm fits wrists 180 210mm note.
The bigger apple watch simply has more of those pixels.
Actual fit may vary and the graphics shown are not to scale.
Discover your watch size now.
The 40mm apple watch has a display size of 394x324 pixels.