gzip -6 (default) |
56370 bytes (55.0k)
|
local copy |
gzip -9 |
56301 bytes (55.0k)
|
local copy |
libdeflate -12 |
53627 bytes (52.4k)
|
local copy |
7zip -mx=9 -tgzip |
53603 bytes (52.3k)
|
local copy |
zultra |
53538 bytes (52.3k)
|
local copy |
pigz -11 -n |
53533 bytes (52.3k)
|
local copy |
kzip -s0 -rn -b1 |
53526 bytes (52.3k)
|
local copy |
Zopfli |
53439 bytes (52.2k)
|
local copy |
Zopfli (defluff) |
53436 bytes (52.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 19 | --bsr19 |
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 |
---|---|---|---|
53439 bytes | -2 bytes | zopfli --i1000000 --mls256 --bsr19 --lazy --ohh | February 22, 2019 @ 20:01 |
53441 bytes | -1 byte | zopfli --i100000 --mls256 --bsr19 --lazy --ohh | February 21, 2019 @ 17:08 |
53442 bytes | -1 byte | zopfli --i100000 --mls256 --bsr2 --lazy --ohh | February 20, 2019 @ 10:34 |
53443 bytes | -3 bytes | zopfli --i10000 --mls256 --bsr2 --lazy --ohh | February 19, 2019 @ 19:56 |
53446 bytes | -3 bytes | zopfli --i10000 --mls8192 --bsr9 --lazy --ohh | February 19, 2019 @ 16:06 |
53449 bytes | -2 bytes | zopfli --i10000 --mls128 --bsr9 --lazy --ohh | February 19, 2019 @ 14:32 |
53451 bytes | -1 byte | zopfli --i10000 --mls64 --bsr9 --lazy --ohh | February 19, 2019 @ 13:25 |
53452 bytes | -2 bytes | zopfli --i10000 --mls4096 --bsr9 --lazy --ohh | February 19, 2019 @ 13:01 |
53454 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr9 --lazy --ohh | February 19, 2019 @ 10:43 |
53455 bytes | -2 bytes | zopfli --i1000 --mls128 --bsr20 --lazy --ohh | February 19, 2019 @ 07:40 |
53457 bytes | -1 byte | zopfli --i1000 --mls32 --bsr2 --lazy --ohh | February 19, 2019 @ 07:34 |
53458 bytes | – | zopfli --i100 --mls8192 --bsr40 --lazy --ohh | February 18, 2019 @ 20:24 |
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 | 53480 | 53448 | 53449 | 53449 | 53449 | 53450 | 53449 | 53442 | 53470 | 53469 | 53467 | 53453 | 53453 | 53485 | 53462 |
4 | 53498 | 53483 | 53453 | 53449 | 53452 | 53457 | 53449 | 53448 | 53458 | 53451 | 53467 | 53454 | 53452 | 53468 | 53454 |
6 | 53480 | 53494 | 53447 | 53447 | 53453 | 53462 | 53446 | 53459 | 53457 | 53457 | 53464 | 53469 | 53454 | 53466 | 53466 |
7 | 53474 | 53448 | 53487 | 53449 | 53451 | 53455 | 53448 | 53448 | 53457 | 53454 | 53456 | 53454 | 53455 | 53467 | 53456 |
8 | 53481 | 53478 | 53484 | 53487 | 53447 | 53456 | 53447 | 53447 | 53467 | 53457 | 53471 | 53448 | 53449 | 53466 | 53463 |
9 | 53455 | 53474 | 53447 | 53448 | 53447 | 53451 | 53449 | 53439 | 53457 | 53457 | 53474 | 53452 | 53446 | 53471 | 53457 |
10 | 53493 | 53447 | 53450 | 53489 | 53449 | 53447 | 53458 | 53447 | 53458 | 53459 | 53461 | 53454 | 53448 | 53465 | 53465 |
11 | 53491 | 53446 | 53450 | 53447 | 53450 | 53446 | 53448 | 53447 | 53457 | 53457 | 53460 | 53450 | 53455 | 53468 | 53459 |
12 | 53480 | 53483 | 53478 | 53454 | 53448 | 53447 | 53447 | 53448 | 53457 | 53457 | 53464 | 53455 | 53455 | 53457 | 53456 |
13 | 53476 | 53478 | 53450 | 53449 | 53449 | 53455 | 53446 | 53447 | 53457 | 53457 | 53460 | 53449 | 53448 | 53466 | 53463 |
14 | 53484 | 53489 | 53490 | 53483 | 53451 | 53450 | 53453 | 53448 | 53458 | 53459 | 53460 | 53453 | 53454 | 53465 | 53454 |
15 | 53475 | 53483 | 53446 | 53449 | 53447 | 53461 | 53442 | 53447 | 53458 | 53457 | 53464 | 53455 | 53449 | 53466 | 53460 |
16 | 53478 | 53482 | 53479 | 53488 | 53448 | 53462 | 53446 | 53459 | 53455 | 53459 | 53460 | 53462 | 53456 | 53467 | 53460 |
17 | 53475 | 53487 | 53490 | 53495 | 53447 | 53458 | 53446 | 53458 | 53458 | 53457 | 53459 | 53448 | 53455 | 53457 | 53457 |
18 | 53475 | 53447 | 53450 | 53486 | 53448 | 53447 | 53446 | 53458 | 53457 | 53457 | 53463 | 53451 | 53456 | 53462 | 53462 |
19 | 53475 | 53448 | 53450 | 53451 | 53455 | 53456 | 53446 | 53439 | 53457 | 53458 | 53463 | 53452 | 53451 | 53470 | 53458 |
20 | 53481 | 53484 | 53450 | 53449 | 53452 | 53462 | 53446 | 53457 | 53457 | 53457 | 53473 | 53454 | 53447 | 53466 | 53458 |
21 | 53481 | 53486 | 53450 | 53448 | 53452 | 53450 | 53458 | 53448 | 53457 | 53457 | 53464 | 53461 | 53447 | 53466 | 53455 |
22 | 53471 | 53487 | 53450 | 53486 | 53447 | 53468 | 53446 | 53447 | 53457 | 53456 | 53460 | 53450 | 53448 | 53454 | 53457 |
23 | 53448 | 53453 | 53447 | 53448 | 53448 | 53455 | 53446 | 53458 | 53457 | 53457 | 53466 | 53452 | 53450 | 53464 | 53461 |
25 | 53477 | 53480 | 53450 | 53447 | 53451 | 53462 | 53446 | 53458 | 53463 | 53460 | 53460 | 53449 | 53446 | 53468 | 53462 |
30 | 53481 | 53482 | 53447 | 53448 | 53451 | 53461 | 53448 | 53458 | 53457 | 53457 | 53463 | 53450 | 53454 | 53466 | 53455 |
40 | 53479 | 53483 | 53455 | 53449 | 53452 | 53458 | 53440 | 53458 | 53457 | 53457 | 53459 | 53470 | 53450 | 53467 | 53458 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53458 bytes | – | 100% |
1,000 | 53454 bytes | -4 bytes | 100% |
10,000 | 53443 bytes | -11 bytes | 100% |
100,000 | 53441 bytes | -2 bytes | 1.45% |
1,000,000 | 53439 bytes | -2 bytes | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53607 bytes | +168 bytes (+0.31%) | +81 bytes |
1 | 53526 bytes | +87 bytes (+0.16%) | – |
2 | 53560 bytes | +121 bytes (+0.23%) | +34 bytes |
3 | 53587 bytes | +148 bytes (+0.28%) | +61 bytes |
4 | 53607 bytes | +168 bytes (+0.31%) | +81 bytes |
5 | 53606 bytes | +167 bytes (+0.31%) | +80 bytes |
6 | 53606 bytes | +167 bytes (+0.31%) | +80 bytes |
7 | 53656 bytes | +217 bytes (+0.41%) | +130 bytes |
8 | 53680 bytes | +241 bytes (+0.45%) | +154 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39285 bytes | -14154 bytes (-26.49%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46911 bytes | -6528 bytes (-12.22%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47837 bytes | -5602 bytes (-10.48%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49360 bytes | -4079 bytes (-7.63%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50436 bytes | -3003 bytes (-5.62%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51764 bytes | -1675 bytes (-3.13%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52089 bytes | -1350 bytes (-2.53%) |