AV1, VP9, x265, x264 Video Codec Comparison - 1Mb/s

Source are frames 13500 to 13900 from 1080 PNG Tears of Steel, (CC) Blender Foundation | mango.blender.org - Creative Commons Attribution 3.0 license.

Source images are encoded in raw YUV420p .

ffmpeg -f image2 -pattern_type glob -r 24 -i '13*.png' -vf format=yuv420p source.y4m

macOS 10.12.4, 1.8 GHz Core i5 (I5-3427U), 8GiB 1600 MHz DDR3 - 2017-04-07

AV1

Aomedia AV1
version : 2016-04-07 v0.1.0 "AOMedia Codec 1" git 2017-04-07

./aomenc --fps=24/1 --threads=4 --end-usage=cq --target-bitrate=1000 -o aom.webm source.y4m
Resutling file is 2241079B (1075.72 kb/s) - speed 0.02 fps

VP9

Libvpx
version : VP9 Encoder v1.6.1-437-g04e945656

./vpxenc --fps=24/1 --target-bitrate=1152 --row-mt=1 -o vp9.webm source.y4m
Resutling file is 2239987B (1075.19 kb/s) - speed 0.37 fps

x265

x265
version 2.3+27-g4b16aecbb

./x265 --fps 24/1 --profile high --preset veryslow --bitrate 1075 --pass 2 source.y4m -o x265.x265
Resutling file is 2243474B (1075.24 kb/s) - speed 0.48 fps

x264

x264
version : x264 core:148 r2762 90a61ec

./x265 --fps 24/1 --profile high --preset veryslow --bitrate 1028 --pass 2 source.y4m -o x264.x264
Resutling file is 2240367B (1075.38 kb/s) - speed 2.78 fps

Frame 0

source - frame 0 av1 -    frame 0 vp9 -    frame 0 x265 -   frame 0 x264 -   frame 0

Frame 200

source - frame 200 av1 -    frame 200 vp9 -    frame 200 x265 -   frame 200 x264 -   frame 200

Frame 226

source - frame 226 av1 -    frame 226 vp9 -    frame 226 x265 -   frame 226 x264 -   frame 226

Frame 260

source - frame 260 av1 -    frame 260 vp9 -    frame 260 x265 -   frame 260 x264 -   frame 260

Frame 399

source - frame 399 av1 -    frame 399 vp9 -    frame 399 x265 -   frame 399 x264 -   frame 399