[ACCEPTED]-What dpi resolution is used for an iPhone App?-dpi

Accepted answer
Score: 84
iPhones
iPhone 1/3G/3GS           320 x  480    163 ppi
iPhone 4/4S               640 x  940    326 ppi
iPhone 5/5C/5S            640 x 1136    326 ppi
iPhone 6/6S               750 x 1334    326 ppi
iPhone 6 Plus/6S Plus    1080 x 1920    401 ppi
  Without downsampling:  1242 x 2208    461 ppi

Except for the 6th generation (= 5th) iPod touch,
all the models are equal to their iPhone counterparts

iPads
iPad 1/2                  768 x 1024    132 ppi
iPad 3/4/Air/Air 2       1536 x 2048    264 ppi
iPad Mini 1               768 x 1024    163 ppi
iPad Mini 2/3/4          1536 x 2048    326 ppi
iPad Pro                 2737 x 2048    264 ppi

Apple Watches
Apple Watch 38 mm         272 x  340    326 ppi
Apple Watch 42 mm         312 x  390    326 ppi

0

Score: 7

The original iPhone screen has a resolution of 163dpi - use that in your template if you want 2 to be able to print your screen designs 1 at actual size.

For iPhone4/4s, use 326 dpi

Score: 4

72 is the dpi for images

0

Score: 1

Given the difference in the dpi between 3 the iPhone and the simulator, you might 2 want to use the raw pixel values of 480x320 1 for the iPhone screen.

Score: 1

The iPhone screen has 163 DPI, but I've 6 found that images at that resolution appear 5 too small in Xcode and Interface Builder. I 4 recommend pretending that the screen has 3 72 DPI when making bitmap images for the 2 iPhone, but remember that the screen has 1 163 DPI if you're drawing a ruler.

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