gzip -6 (default) |
56397 bytes (55.1k)
|
local copy |
gzip -9 |
56327 bytes (55.0k)
|
local copy |
libdeflate -12 |
53639 bytes (52.4k)
|
local copy |
7zip -mx=9 -tgzip |
53627 bytes (52.4k)
|
local copy |
kzip -s0 -rn -b1 |
53550 bytes (52.3k)
|
local copy |
zultra |
53547 bytes (52.3k)
|
local copy |
pigz -11 -n |
53538 bytes (52.3k)
|
local copy |
Zopfli |
53465 bytes (52.2k)
|
local copy |
Zopfli (defluff) |
53464 bytes (52.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
block splitting recursion | 2 | --bsr2 |
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 |
---|---|---|---|
53465 bytes | -1 byte | zopfli --i1000000 --mls256 --bsr2 --lazy --ohh | June 17, 2020 @ 17:10 |
53466 bytes | -4 bytes | zopfli --i10000 --mls256 --bsr2 --lazy --ohh | June 16, 2020 @ 11:42 |
53470 bytes | -1 byte | zopfli --i10000 --mls64 --bsr10 --lazy --ohh | June 15, 2020 @ 18:57 |
53471 bytes | -1 byte | zopfli --i10000 --mls128 --bsr40 --lazy --ohh | June 15, 2020 @ 17:04 |
53472 bytes | -1 byte | zopfli --i10000 --mls64 --bsr2 --lazy --ohh | June 15, 2020 @ 17:01 |
53473 bytes | -1 byte | zopfli --i10000 --mls8 --bsr13 --lazy --ohh | June 15, 2020 @ 16:11 |
53474 bytes | -3 bytes | zopfli --i10000 --mls128 --bsr4 --lazy --ohh | June 15, 2020 @ 14:58 |
53477 bytes | -1 byte | zopfli --i1000 --mls2 --bsr23 --lazy --ohh | June 15, 2020 @ 12:01 |
53478 bytes | -1 byte | zopfli --i1000 --mls32 --bsr16 --lazy --ohh | June 15, 2020 @ 11:59 |
53479 bytes | -2 bytes | zopfli --i1000 --mls256 --bsr22 --lazy --ohh | June 15, 2020 @ 11:58 |
53481 bytes | – | zopfli --i100 --mls32 --bsr40 --lazy --ohh | June 15, 2020 @ 11:31 |
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 | 53504 | 53504 | 53471 | 53475 | 53476 | 53472 | 53472 | 53465 | 53486 | 53492 | 53484 | 53478 | 53479 | 53494 | 53492 |
4 | 53507 | 53501 | 53473 | 53476 | 53478 | 53477 | 53474 | 53474 | 53480 | 53476 | 53476 | 53475 | 53479 | 53490 | 53484 |
6 | 53498 | 53497 | 53498 | 53476 | 53481 | 53478 | 53472 | 53481 | 53480 | 53478 | 53485 | 53492 | 53479 | 53485 | 53483 |
7 | 53507 | 53507 | 53507 | 53502 | 53484 | 53476 | 53479 | 53474 | 53479 | 53479 | 53482 | 53477 | 53482 | 53472 | 53480 |
8 | 53500 | 53496 | 53498 | 53504 | 53473 | 53477 | 53473 | 53474 | 53491 | 53488 | 53494 | 53484 | 53484 | 53484 | 53482 |
9 | 53497 | 53506 | 53482 | 53475 | 53477 | 53481 | 53474 | 53471 | 53479 | 53479 | 53494 | 53492 | 53480 | 53480 | 53482 |
10 | 53472 | 53499 | 53477 | 53505 | 53480 | 53467 | 53476 | 53473 | 53479 | 53478 | 53481 | 53474 | 53475 | 53491 | 53483 |
11 | 53486 | 53486 | 53473 | 53473 | 53473 | 53479 | 53474 | 53473 | 53479 | 53478 | 53481 | 53493 | 53481 | 53488 | 53478 |
12 | 53501 | 53497 | 53498 | 53480 | 53474 | 53472 | 53473 | 53474 | 53479 | 53479 | 53484 | 53492 | 53481 | 53479 | 53482 |
13 | 53500 | 53496 | 53473 | 53512 | 53476 | 53478 | 53472 | 53474 | 53479 | 53494 | 53485 | 53492 | 53475 | 53480 | 53481 |
14 | 53489 | 53487 | 53511 | 53504 | 53478 | 53477 | 53471 | 53474 | 53479 | 53480 | 53486 | 53480 | 53481 | 53485 | 53481 |
15 | 53500 | 53495 | 53472 | 53477 | 53476 | 53481 | 53471 | 53473 | 53479 | 53479 | 53486 | 53477 | 53478 | 53488 | 53491 |
16 | 53506 | 53498 | 53498 | 53505 | 53478 | 53479 | 53472 | 53480 | 53481 | 53475 | 53479 | 53492 | 53482 | 53479 | 53479 |
17 | 53495 | 53496 | 53508 | 53514 | 53478 | 53478 | 53472 | 53473 | 53480 | 53479 | 53480 | 53497 | 53483 | 53480 | 53489 |
18 | 53496 | 53505 | 53477 | 53504 | 53475 | 53481 | 53472 | 53479 | 53479 | 53479 | 53488 | 53492 | 53480 | 53482 | 53498 |
19 | 53489 | 53506 | 53474 | 53475 | 53478 | 53478 | 53472 | 53471 | 53479 | 53478 | 53484 | 53492 | 53482 | 53483 | 53481 |
20 | 53506 | 53497 | 53500 | 53476 | 53482 | 53476 | 53472 | 53479 | 53479 | 53479 | 53493 | 53493 | 53482 | 53484 | 53485 |
21 | 53500 | 53495 | 53501 | 53475 | 53478 | 53476 | 53472 | 53475 | 53479 | 53479 | 53484 | 53482 | 53482 | 53479 | 53491 |
22 | 53496 | 53507 | 53501 | 53475 | 53477 | 53478 | 53472 | 53474 | 53479 | 53478 | 53481 | 53492 | 53482 | 53474 | 53482 |
23 | 53468 | 53490 | 53501 | 53476 | 53475 | 53478 | 53472 | 53479 | 53479 | 53494 | 53490 | 53493 | 53474 | 53478 | 53486 |
25 | 53504 | 53497 | 53475 | 53473 | 53475 | 53476 | 53472 | 53479 | 53481 | 53481 | 53481 | 53480 | 53481 | 53485 | 53490 |
30 | 53495 | 53497 | 53504 | 53475 | 53478 | 53480 | 53472 | 53479 | 53479 | 53478 | 53494 | 53492 | 53480 | 53501 | 53488 |
40 | 53501 | 53495 | 53498 | 53476 | 53475 | 53478 | 53471 | 53480 | 53479 | 53478 | 53481 | 53494 | 53482 | 53479 | 53484 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53481 bytes | – | 100% |
1,000 | 53477 bytes | -4 bytes | 100% |
10,000 | 53466 bytes | -11 bytes | 100% |
100,000 | 53466 bytes | – | 0.87% |
1,000,000 | 53465 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53634 bytes | +169 bytes (+0.32%) | +84 bytes |
1 | 53550 bytes | +85 bytes (+0.16%) | – |
2 | 53584 bytes | +119 bytes (+0.22%) | +34 bytes |
3 | 53600 bytes | +135 bytes (+0.25%) | +50 bytes |
4 | 53630 bytes | +165 bytes (+0.31%) | +80 bytes |
5 | 53655 bytes | +190 bytes (+0.36%) | +105 bytes |
6 | 53696 bytes | +231 bytes (+0.43%) | +146 bytes |
7 | 53709 bytes | +244 bytes (+0.46%) | +159 bytes |
8 | 53699 bytes | +234 bytes (+0.44%) | +149 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39261 bytes | -14204 bytes (-26.57%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46920 bytes | -6545 bytes (-12.24%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47841 bytes | -5624 bytes (-10.52%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49407 bytes | -4058 bytes (-7.59%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50444 bytes | -3021 bytes (-5.65%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51782 bytes | -1683 bytes (-3.15%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52012 bytes | -1453 bytes (-2.72%) |