gzip -6 (default) |
10965 bytes (10.7k)
|
local copy |
gzip -9 |
10963 bytes (10.7k)
|
local copy |
libdeflate -12 |
10717 bytes (10.5k)
|
local copy |
7zip -mx=9 -tgzip |
10598 bytes (10.3k)
|
local copy |
zultra |
10565 bytes (10.3k)
|
local copy |
kzip -s0 -rn -b0 |
10527 bytes (10.3k)
|
local copy |
pigz -11 -n |
10513 bytes (10.3k)
|
local copy |
Zopfli |
10499 bytes (10.3k)
|
local copy |
Zopfli (defluff) |
10498 bytes (10.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 12 | --bsr12 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
Size | Improvement | Parameters | Found |
---|---|---|---|
10499 bytes | -1 byte | zopfli --i100000 --mls32 --bsr12 --lazy --ohh | January 4, 2016 @ 18:15 |
10500 bytes | -1 byte | zopfli --i10000 --mls32 --bsr12 --lazy --ohh | November 23, 2015 @ 08:26 |
10501 bytes | -1 byte | zopfli --i1000 --mls32 --bsr12 --lazy --ohh | September 20, 2015 @ 13:45 |
10502 bytes | -1 byte | zopfli --i1000 --mls32 --bsr11 --lazy --ohh | September 20, 2015 @ 13:35 |
10503 bytes | -1 byte | zopfli --i1000 --mls16384 --bsr10 --lazy --ohh | September 16, 2015 @ 18:23 |
10504 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr16 --lazy --ohh | September 16, 2015 @ 18:16 |
10506 bytes | – | zopfli --i100 --mls64 --bsr7 --lazy --ohh | September 11, 2015 @ 16:37 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 10543 | 10544 | 10547 | 10544 | 10550 | 10545 | 10537 | 10539 | 10542 | 10542 | 10548 | 10574 | 10547 | 10564 | 10539 |
4 | 10533 | 10524 | 10538 | 10539 | 10532 | 10544 | 10543 | 10523 | 10510 | 10520 | 10531 | 10521 | 10514 | 10509 | 10521 |
6 | 10502 | 10504 | 10511 | 10504 | 10503 | 10507 | 10501 | 10513 | 10506 | 10506 | 10511 | 10512 | 10509 | 10502 | 10502 |
7 | 10504 | 10511 | 10516 | 10503 | 10503 | 10502 | 10504 | 10507 | 10510 | 10504 | 10505 | 10517 | 10518 | 10511 | 10520 |
8 | 10504 | 10508 | 10515 | 10513 | 10505 | 10505 | 10504 | 10502 | 10506 | 10506 | 10512 | 10510 | 10509 | 10502 | 10512 |
9 | 10506 | 10509 | 10504 | 10503 | 10523 | 10503 | 10501 | 10505 | 10509 | 10505 | 10505 | 10522 | 10517 | 10512 | 10519 |
10 | 10504 | 10509 | 10513 | 10514 | 10504 | 10504 | 10506 | 10506 | 10506 | 10507 | 10506 | 10514 | 10503 | 10501 | 10510 |
11 | 10504 | 10503 | 10502 | 10511 | 10499 | 10505 | 10502 | 10511 | 10510 | 10505 | 10507 | 10510 | 10504 | 10511 | 10520 |
12 | 10506 | 10508 | 10505 | 10507 | 10499 | 10506 | 10511 | 10506 | 10506 | 10505 | 10510 | 10511 | 10503 | 10504 | 10515 |
13 | 10507 | 10504 | 10515 | 10510 | 10499 | 10503 | 10506 | 10515 | 10510 | 10505 | 10506 | 10507 | 10509 | 10504 | 10513 |
14 | 10505 | 10510 | 10514 | 10507 | 10504 | 10501 | 10507 | 10515 | 10510 | 10505 | 10510 | 10508 | 10508 | 10508 | 10513 |
15 | 10501 | 10509 | 10512 | 10509 | 10506 | 10506 | 10506 | 10507 | 10511 | 10505 | 10506 | 10511 | 10506 | 10521 | 10521 |
16 | 10505 | 10504 | 10506 | 10511 | 10502 | 10501 | 10503 | 10506 | 10508 | 10504 | 10511 | 10504 | 10510 | 10516 | 10513 |
17 | 10501 | 10505 | 10503 | 10509 | 10504 | 10506 | 10507 | 10507 | 10507 | 10505 | 10507 | 10512 | 10514 | 10515 | 10515 |
18 | 10503 | 10510 | 10503 | 10504 | 10502 | 10507 | 10501 | 10503 | 10510 | 10506 | 10507 | 10510 | 10511 | 10504 | 10516 |
19 | 10507 | 10503 | 10502 | 10504 | 10502 | 10504 | 10507 | 10505 | 10516 | 10507 | 10506 | 10515 | 10511 | 10502 | 10511 |
20 | 10505 | 10509 | 10508 | 10506 | 10503 | 10502 | 10502 | 10501 | 10510 | 10510 | 10509 | 10514 | 10507 | 10520 | 10519 |
21 | 10502 | 10509 | 10513 | 10506 | 10511 | 10506 | 10502 | 10505 | 10507 | 10505 | 10505 | 10511 | 10507 | 10504 | 10514 |
22 | 10505 | 10504 | 10503 | 10508 | 10501 | 10502 | 10503 | 10504 | 10511 | 10506 | 10506 | 10517 | 10511 | 10514 | 10513 |
23 | 10519 | 10510 | 10513 | 10507 | 10511 | 10506 | 10515 | 10504 | 10506 | 10505 | 10506 | 10512 | 10512 | 10520 | 10520 |
25 | 10499 | 10507 | 10504 | 10505 | 10503 | 10507 | 10510 | 10507 | 10510 | 10507 | 10509 | 10511 | 10509 | 10511 | 10513 |
30 | 10508 | 10506 | 10508 | 10507 | 10508 | 10502 | 10507 | 10502 | 10505 | 10504 | 10509 | 10507 | 10513 | 10519 | 10520 |
40 | 10509 | 10505 | 10508 | 10503 | 10509 | 10507 | 10508 | 10509 | 10508 | 10505 | 10510 | 10506 | 10501 | 10516 | 10516 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 10505 bytes | – | 100% |
1,000 | 10501 bytes | -4 bytes | 100% |
10,000 | 10500 bytes | -1 byte | 100% |
100,000 | 10499 bytes | -1 byte | 1.74% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 10527 bytes | +28 bytes (+0.27%) | – |
1 | 10710 bytes | +211 bytes (+2.01%) | +183 bytes |
2 | 10527 bytes | +28 bytes (+0.27%) | – |
3 | 10529 bytes | +30 bytes (+0.29%) | +2 bytes |
4 | 10543 bytes | +44 bytes (+0.42%) | +16 bytes |
5 | 10542 bytes | +43 bytes (+0.41%) | +15 bytes |
6 | 10571 bytes | +72 bytes (+0.69%) | +44 bytes |
7 | 10609 bytes | +110 bytes (+1.05%) | +82 bytes |
8 | 10645 bytes | +146 bytes (+1.39%) | +118 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 9732 bytes | -767 bytes (-7.31%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 10085 bytes | -414 bytes (-3.94%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 10163 bytes | -336 bytes (-3.20%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 10238 bytes | -261 bytes (-2.49%) |
LZMA2 (Wikipedia) | xz | xz -9 | 10340 bytes | -159 bytes (-1.51%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 10693 bytes | +194 bytes (+1.85%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 10999 bytes | +500 bytes (+4.76%) |