Compare Apple iPhone 3GS vs. Apple iPhone 4

This is a side-by-side comparison of the specs of the iPhone 3GS vs. the iPhone 4. Differences are highlighted in yellow.
Item iPhone 3GS iPhone 4
Item image Item image
Screen size 3.5" [x] 3.5" [x]
GPS? Yes [x] Yes [x]
NFC? No [x] No [x]
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