gzip -6 (default) |
56425 bytes (55.1k)
|
local copy |
gzip -9 |
56356 bytes (55.0k)
|
local copy |
libdeflate -12 |
53660 bytes (52.4k)
|
local copy |
7zip -mx=9 -tgzip |
53649 bytes (52.4k)
|
local copy |
kzip -s0 -rn -b1 |
53575 bytes (52.3k)
|
local copy |
zultra |
53573 bytes (52.3k)
|
local copy |
pigz -11 -n |
53562 bytes (52.3k)
|
local copy |
Zopfli |
53481 bytes (52.2k)
|
local copy |
Zopfli (defluff) |
53479 bytes (52.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 18 | --bsr18 |
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 |
---|---|---|---|
53481 bytes | -3 bytes | zopfli --i1000000 --mls128 --bsr18 --lazy --ohh | June 18, 2020 @ 21:54 |
53484 bytes | -3 bytes | zopfli --i100000 --mls128 --bsr40 --lazy --ohh | June 17, 2020 @ 10:44 |
53487 bytes | -1 byte | zopfli --i10000 --mls256 --bsr2 --lazy --ohh | June 16, 2020 @ 01:53 |
53488 bytes | -2 bytes | zopfli --i10000 --mls128 --bsr18 --lazy --ohh | June 15, 2020 @ 15:48 |
53490 bytes | -4 bytes | zopfli --i10000 --mls256 --bsr17 --lazy --ohh | June 15, 2020 @ 15:02 |
53494 bytes | -1 byte | zopfli --i10000 --mls32 --bsr2 --lazy --ohh | June 15, 2020 @ 14:54 |
53495 bytes | -1 byte | zopfli --i1000 --mls32 --bsr12 --lazy --ohh | June 15, 2020 @ 12:30 |
53496 bytes | -1 byte | zopfli --i1000 --mls8 --bsr23 --lazy --ohh | June 15, 2020 @ 12:07 |
53497 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr9 --lazy --ohh | June 15, 2020 @ 12:04 |
53498 bytes | -1 byte | zopfli --i1000 --mls32 --bsr23 --lazy --ohh | June 15, 2020 @ 12:00 |
53499 bytes | – | zopfli --i100 --mls32 --bsr14 --lazy --ohh | June 15, 2020 @ 11:38 |
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 | 53529 | 53491 | 53492 | 53492 | 53494 | 53495 | 53487 | 53486 | 53503 | 53506 | 53506 | 53495 | 53494 | 53522 | 53509 |
4 | 53527 | 53521 | 53496 | 53494 | 53499 | 53503 | 53489 | 53490 | 53498 | 53492 | 53493 | 53498 | 53495 | 53509 | 53495 |
6 | 53519 | 53521 | 53496 | 53492 | 53501 | 53497 | 53489 | 53499 | 53499 | 53507 | 53505 | 53495 | 53502 | 53506 | 53501 |
7 | 53501 | 53531 | 53492 | 53491 | 53495 | 53501 | 53502 | 53492 | 53498 | 53492 | 53506 | 53494 | 53501 | 53493 | 53504 |
8 | 53524 | 53519 | 53495 | 53530 | 53494 | 53498 | 53481 | 53493 | 53504 | 53503 | 53509 | 53493 | 53494 | 53505 | 53503 |
9 | 53520 | 53517 | 53498 | 53492 | 53499 | 53494 | 53490 | 53491 | 53498 | 53497 | 53507 | 53497 | 53491 | 53507 | 53509 |
10 | 53492 | 53492 | 53525 | 53526 | 53489 | 53491 | 53502 | 53490 | 53497 | 53499 | 53500 | 53496 | 53491 | 53508 | 53509 |
11 | 53507 | 53506 | 53496 | 53523 | 53490 | 53489 | 53491 | 53489 | 53498 | 53498 | 53506 | 53494 | 53505 | 53500 | 53497 |
12 | 53524 | 53521 | 53496 | 53531 | 53489 | 53490 | 53492 | 53493 | 53499 | 53499 | 53503 | 53495 | 53503 | 53499 | 53503 |
13 | 53519 | 53521 | 53493 | 53492 | 53493 | 53497 | 53486 | 53491 | 53499 | 53498 | 53503 | 53498 | 53491 | 53504 | 53498 |
14 | 53508 | 53522 | 53532 | 53526 | 53492 | 53494 | 53497 | 53492 | 53499 | 53503 | 53501 | 53495 | 53500 | 53501 | 53506 |
15 | 53520 | 53505 | 53493 | 53492 | 53490 | 53504 | 53502 | 53491 | 53496 | 53506 | 53506 | 53494 | 53499 | 53499 | 53506 |
16 | 53518 | 53521 | 53517 | 53529 | 53490 | 53507 | 53489 | 53498 | 53498 | 53499 | 53500 | 53503 | 53504 | 53500 | 53505 |
17 | 53518 | 53517 | 53523 | 53533 | 53495 | 53500 | 53486 | 53490 | 53497 | 53498 | 53504 | 53492 | 53503 | 53500 | 53508 |
18 | 53505 | 53495 | 53489 | 53518 | 53492 | 53493 | 53481 | 53498 | 53497 | 53497 | 53507 | 53492 | 53499 | 53503 | 53510 |
19 | 53508 | 53492 | 53491 | 53492 | 53495 | 53499 | 53486 | 53490 | 53498 | 53499 | 53504 | 53493 | 53504 | 53500 | 53507 |
20 | 53510 | 53492 | 53493 | 53493 | 53493 | 53502 | 53486 | 53499 | 53501 | 53499 | 53506 | 53492 | 53493 | 53511 | 53493 |
21 | 53515 | 53523 | 53520 | 53525 | 53489 | 53493 | 53501 | 53492 | 53499 | 53499 | 53505 | 53492 | 53491 | 53505 | 53510 |
22 | 53508 | 53525 | 53520 | 53492 | 53494 | 53506 | 53486 | 53490 | 53499 | 53500 | 53501 | 53495 | 53492 | 53495 | 53506 |
23 | 53509 | 53520 | 53490 | 53490 | 53493 | 53506 | 53486 | 53498 | 53497 | 53506 | 53506 | 53492 | 53493 | 53503 | 53507 |
25 | 53519 | 53522 | 53521 | 53523 | 53492 | 53498 | 53486 | 53497 | 53500 | 53502 | 53501 | 53502 | 53492 | 53500 | 53507 |
30 | 53519 | 53521 | 53492 | 53493 | 53495 | 53500 | 53490 | 53498 | 53498 | 53498 | 53502 | 53492 | 53506 | 53510 | 53509 |
40 | 53517 | 53514 | 53516 | 53492 | 53492 | 53507 | 53481 | 53499 | 53499 | 53498 | 53500 | 53496 | 53506 | 53495 | 53511 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53499 bytes | – | 100% |
1,000 | 53495 bytes | -4 bytes | 100% |
10,000 | 53487 bytes | -8 bytes | 100% |
100,000 | 53484 bytes | -3 bytes | 3.48% |
1,000,000 | 53481 bytes | -3 bytes | 1.16% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53642 bytes | +161 bytes (+0.30%) | +67 bytes |
1 | 53575 bytes | +94 bytes (+0.18%) | – |
2 | 53601 bytes | +120 bytes (+0.22%) | +26 bytes |
3 | 53630 bytes | +149 bytes (+0.28%) | +55 bytes |
4 | 53642 bytes | +161 bytes (+0.30%) | +67 bytes |
5 | 53682 bytes | +201 bytes (+0.38%) | +107 bytes |
6 | 53711 bytes | +230 bytes (+0.43%) | +136 bytes |
7 | 53732 bytes | +251 bytes (+0.47%) | +157 bytes |
8 | 53724 bytes | +243 bytes (+0.45%) | +149 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39318 bytes | -14163 bytes (-26.48%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46927 bytes | -6554 bytes (-12.25%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47846 bytes | -5635 bytes (-10.54%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49371 bytes | -4110 bytes (-7.68%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50448 bytes | -3033 bytes (-5.67%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51805 bytes | -1676 bytes (-3.13%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52109 bytes | -1372 bytes (-2.57%) |