gzip -6 (default) |
56503 bytes (55.2k)
|
local copy |
gzip -9 |
56439 bytes (55.1k)
|
local copy |
libdeflate -12 |
53761 bytes (52.5k)
|
local copy |
7zip -mx=9 -tgzip |
53731 bytes (52.5k)
|
local copy |
zultra |
53668 bytes (52.4k)
|
local copy |
kzip -s0 -rn -b1 |
53657 bytes (52.4k)
|
local copy |
pigz -11 -n |
53648 bytes (52.4k)
|
local copy |
Zopfli |
53563 bytes (52.3k)
|
local copy |
Zopfli (defluff) |
53561 bytes (52.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 13 | --bsr13 |
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 |
---|---|---|---|
53563 bytes | -1 byte | zopfli --i1000000 --mls128 --bsr13 --lazy --ohh | March 18, 2020 @ 18:26 |
53564 bytes | -1 byte | zopfli --i100000 --mls128 --bsr13 --lazy --ohh | March 18, 2020 @ 09:08 |
53565 bytes | -5 bytes | zopfli --i100000 --mls128 --bsr30 --lazy --ohh | March 18, 2020 @ 09:03 |
53570 bytes | -7 bytes | zopfli --i10000 --mls128 --bsr30 --lazy --ohh | March 17, 2020 @ 12:45 |
53577 bytes | -1 byte | zopfli --i10000 --mls32 --bsr30 --lazy --ohh | March 17, 2020 @ 12:44 |
53578 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr2 --lazy --ohh | March 17, 2020 @ 10:41 |
53580 bytes | -2 bytes | zopfli --i1000 --mls32 --bsr25 --lazy --ohh | March 17, 2020 @ 10:30 |
53582 bytes | – | zopfli --i100 --mls256 --bsr10 --lazy --ohh | March 17, 2020 @ 10:15 |
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 | 53614 | 53611 | 53574 | 53575 | 53575 | 53574 | 53572 | 53569 | 53594 | 53576 | 53577 | 53576 | 53577 | 53608 | 53592 |
4 | 53604 | 53615 | 53607 | 53589 | 53578 | 53588 | 53574 | 53573 | 53582 | 53582 | 53580 | 53577 | 53580 | 53597 | 53578 |
6 | 53576 | 53575 | 53603 | 53575 | 53583 | 53583 | 53583 | 53583 | 53583 | 53588 | 53589 | 53584 | 53587 | 53584 | 53587 |
7 | 53609 | 53608 | 53584 | 53604 | 53578 | 53585 | 53575 | 53577 | 53583 | 53577 | 53585 | 53583 | 53583 | 53577 | 53589 |
8 | 53617 | 53604 | 53613 | 53576 | 53577 | 53588 | 53564 | 53573 | 53587 | 53585 | 53591 | 53587 | 53589 | 53587 | 53585 |
9 | 53606 | 53620 | 53579 | 53572 | 53576 | 53577 | 53572 | 53573 | 53582 | 53582 | 53587 | 53587 | 53582 | 53593 | 53583 |
10 | 53575 | 53604 | 53604 | 53613 | 53576 | 53591 | 53573 | 53575 | 53582 | 53582 | 53588 | 53573 | 53582 | 53580 | 53590 |
11 | 53603 | 53573 | 53577 | 53586 | 53572 | 53574 | 53563 | 53573 | 53583 | 53581 | 53590 | 53598 | 53583 | 53600 | 53581 |
12 | 53600 | 53610 | 53612 | 53580 | 53575 | 53572 | 53563 | 53575 | 53582 | 53582 | 53586 | 53584 | 53583 | 53583 | 53591 |
13 | 53601 | 53604 | 53607 | 53575 | 53575 | 53583 | 53563 | 53575 | 53578 | 53595 | 53591 | 53585 | 53589 | 53585 | 53582 |
14 | 53574 | 53593 | 53612 | 53614 | 53572 | 53574 | 53580 | 53573 | 53583 | 53583 | 53586 | 53598 | 53582 | 53591 | 53589 |
15 | 53604 | 53609 | 53573 | 53605 | 53575 | 53587 | 53572 | 53583 | 53582 | 53582 | 53589 | 53585 | 53587 | 53592 | 53590 |
16 | 53604 | 53607 | 53610 | 53576 | 53578 | 53586 | 53573 | 53582 | 53582 | 53581 | 53586 | 53577 | 53583 | 53583 | 53582 |
17 | 53605 | 53602 | 53603 | 53614 | 53578 | 53583 | 53563 | 53582 | 53583 | 53596 | 53597 | 53593 | 53581 | 53584 | 53590 |
18 | 53606 | 53606 | 53617 | 53604 | 53575 | 53576 | 53564 | 53573 | 53583 | 53582 | 53588 | 53592 | 53590 | 53593 | 53594 |
19 | 53574 | 53602 | 53574 | 53575 | 53575 | 53583 | 53573 | 53573 | 53583 | 53582 | 53593 | 53590 | 53619 | 53593 | 53590 |
20 | 53607 | 53576 | 53574 | 53575 | 53576 | 53577 | 53573 | 53581 | 53578 | 53582 | 53585 | 53590 | 53583 | 53596 | 53593 |
21 | 53600 | 53609 | 53574 | 53612 | 53575 | 53576 | 53563 | 53576 | 53582 | 53582 | 53589 | 53585 | 53588 | 53593 | 53589 |
22 | 53589 | 53613 | 53580 | 53609 | 53573 | 53584 | 53563 | 53583 | 53582 | 53584 | 53584 | 53576 | 53582 | 53592 | 53589 |
23 | 53574 | 53599 | 53577 | 53612 | 53574 | 53583 | 53563 | 53583 | 53582 | 53581 | 53586 | 53598 | 53583 | 53590 | 53591 |
25 | 53602 | 53602 | 53601 | 53611 | 53572 | 53588 | 53584 | 53575 | 53583 | 53583 | 53584 | 53587 | 53583 | 53593 | 53591 |
30 | 53602 | 53608 | 53603 | 53612 | 53577 | 53579 | 53565 | 53582 | 53583 | 53582 | 53593 | 53588 | 53592 | 53590 | 53591 |
40 | 53603 | 53607 | 53606 | 53620 | 53575 | 53584 | 53565 | 53584 | 53582 | 53581 | 53584 | 53592 | 53581 | 53594 | 53589 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53582 bytes | – | 100% |
1,000 | 53578 bytes | -4 bytes | 100% |
10,000 | 53570 bytes | -8 bytes | 100% |
100,000 | 53564 bytes | -6 bytes | 3.48% |
1,000,000 | 53563 bytes | -1 byte | 2.61% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53743 bytes | +180 bytes (+0.34%) | +86 bytes |
1 | 53657 bytes | +94 bytes (+0.18%) | – |
2 | 53688 bytes | +125 bytes (+0.23%) | +31 bytes |
3 | 53710 bytes | +147 bytes (+0.27%) | +53 bytes |
4 | 53721 bytes | +158 bytes (+0.29%) | +64 bytes |
5 | 53751 bytes | +188 bytes (+0.35%) | +94 bytes |
6 | 53738 bytes | +175 bytes (+0.33%) | +81 bytes |
7 | 53782 bytes | +219 bytes (+0.41%) | +125 bytes |
8 | 53796 bytes | +233 bytes (+0.44%) | +139 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39418 bytes | -14145 bytes (-26.41%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 47019 bytes | -6544 bytes (-12.22%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47931 bytes | -5632 bytes (-10.51%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49433 bytes | -4130 bytes (-7.71%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50512 bytes | -3051 bytes (-5.70%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51878 bytes | -1685 bytes (-3.15%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52151 bytes | -1412 bytes (-2.64%) |