GIF vs APNG vs WebP

Test 1

Test 2

Test 3

Test 4

Test 5

world-cup-2014-42.gif
world-cup-2014-42.png
GIF = 43 132 bytes
APNG = 30 823 bytes
world-cup-2014-42.webp
world-cup-2014-42_lossy.webp
WebP = 55 968 bytes
Lossy WebP = 114 518 bytes
Original GIF: link

Used gif2apng and gif2webp tools to convert it into APNG and WebP.