iOS Ref

Resolution by iOS device

All tables are ordered by logical resolution height, then by actual resolution height, then by release date.

iPhone

Device Diagonal size Logical resolution Scale factor Actual resolution PPI
iPhone 12 Pro Max 6.7" 428 × 926 @3x 1284 × 2778 458
iPhone 12 / 12 Pro 6.1" 390 × 844 1170 × 2532 460
iPhone 12 mini 5.4" 360 × 780 1080 × 2340 476
iPhone 11 Pro Max
and XS Max
6.5" 414 × 896 1242 × 2688 458
iPhone 11 Pro
and XS, X
5.8" 375 × 812 1125 × 2436
iPhone 11
and XR
6.1" 414 × 896 @2x 828 × 1792 326
iPhone 8+
and 7+, 6s+, 6+
5.5" 414 × 736 @3x 1 1242 × 2208 1 401
iPhone SE (gen 2)
and 8, 7, 6s, 6
4.7" 375 × 667 @2x 750 × 1334 326
iPhone SE (gen 1)
and 5s, 5c, 5
4" 320 × 568 640 × 1136
iPhone 4s
and 4
3.5" 320 × 480 640 × 960
iPhone 3GS
and 3G, gen 1
320 × 480 @1x 320 × 480 163

1 Downsampled to actual pixel dimensions 1080 × 1920. See here for explanation.

iPad

Device Diagonal size Logical resolution Scale factor Actual resolution PPI
iPad Pro 12.9" (gen 5)
and Pro 12.9" (gen 4), Pro 12.9" (gen 3), Pro 12.9" (gen 2), Pro 12.9" (gen 1)
12.9" 1024 × 1366 @2x 2048 × 2732 264
iPad Pro 11" (gen 3)
and Pro 11" (gen 2), Pro 11" (gen 1)
11" 834 × 1194 1668 × 2388
iPad Air (gen 4) 10.9" 820 × 1180 1640 × 2360
iPad (gen 8)
and iPad (gen 7)
10.2" 810 × 1080 1620 × 2160
iPad Air (gen 3)
and iPad Pro 10.5"
10.5" 834 × 1112 1668 × 2224
iPad (gen 6)
and iPad (gen 5), iPad Pro 9.7", Air 2, Air (gen 1), iPad 4, iPad (gen 3)
9.7" 768 × 1024 1536 × 2048
iPad mini (gen 5)
and mini 4, mini 3, mini 2
7.9" 326
iPad mini (gen 1) @1x 768 × 1024 163
iPad (gen 2)
and iPad (gen 1)
9.7" 132

Apple Watch

Device Diagonal size Logical/actual resolution
Apple Watch 44mm
Series 5, 4
1.73" 368 × 448
Apple Watch 40mm
Series 5, 4
1.57" 324 × 394
Apple Watch 42mm
Series 3, 2, 1, 0
1.5" 312 × 390
Apple Watch 38mm
Series 3, 2, 1, 0
1.32" 272 × 340

iPod touch

Device Identical to Diagonal size Logical resolution Scale factor Actual resolution
iPod touch (gen 7)
and gen 6, gen 5
iPhone SE, 5s, 5c, 5 4" 320 × 568 @2x 640 × 1136
iPod touch (gen 4) iPhone 4s, 4 3.5" 320 × 480 640 × 960
iPod touch (gen 3)
and gen 2, gen 1
iPhone 3GS, 3G, gen 1 @1x 320 × 480

Further reading