gzip -6 (default) |
56521 bytes (55.2k)
|
local copy |
gzip -9 |
56452 bytes (55.1k)
|
local copy |
libdeflate -12 |
53784 bytes (52.5k)
|
local copy |
7zip -mx=9 -tgzip |
53762 bytes (52.5k)
|
local copy |
zultra |
53686 bytes (52.4k)
|
local copy |
kzip -s0 -rn -b1 |
53685 bytes (52.4k)
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local copy |
pigz -11 -n |
53675 bytes (52.4k)
|
local copy |
Zopfli |
53595 bytes (52.3k)
|
local copy |
Zopfli (defluff) |
53591 bytes (52.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 14 | --bsr14 |
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 |
---|---|---|---|
53595 bytes | -2 bytes | zopfli --i1000000 --mls128 --bsr14 --lazy --ohh | June 17, 2020 @ 15:57 |
53597 bytes | -1 byte | zopfli --i100000 --mls128 --bsr40 --lazy --ohh | June 17, 2020 @ 08:03 |
53598 bytes | -4 bytes | zopfli --i100000 --mls256 --bsr9 --lazy --ohh | June 17, 2020 @ 08:02 |
53602 bytes | -3 bytes | zopfli --i10000 --mls256 --bsr9 --lazy --ohh | June 15, 2020 @ 15:43 |
53605 bytes | -5 bytes | zopfli --i10000 --mls1024 --bsr2 --lazy --ohh | June 15, 2020 @ 15:12 |
53610 bytes | -2 bytes | zopfli --i1000 --mls128 --bsr6 --lazy --ohh | June 15, 2020 @ 12:49 |
53612 bytes | -1 byte | zopfli --i1000 --mls128 --bsr2 --lazy --ohh | June 15, 2020 @ 12:40 |
53613 bytes | – | zopfli --i100 --mls16 --bsr20 --lazy --ohh | June 15, 2020 @ 11:29 |
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 | 53605 | 53622 | 53605 | 53610 | 53604 | 53607 | 53605 | 53603 | 53607 | 53605 | 53608 | 53609 | 53608 | 53631 | 53625 |
4 | 53630 | 53639 | 53609 | 53609 | 53617 | 53614 | 53604 | 53604 | 53614 | 53606 | 53612 | 53608 | 53617 | 53625 | 53614 |
6 | 53648 | 53608 | 53604 | 53606 | 53616 | 53618 | 53605 | 53613 | 53617 | 53619 | 53620 | 53634 | 53621 | 53622 | 53615 |
7 | 53631 | 53638 | 53640 | 53635 | 53609 | 53613 | 53604 | 53615 | 53612 | 53621 | 53616 | 53608 | 53623 | 53609 | 53618 |
8 | 53633 | 53629 | 53642 | 53608 | 53608 | 53620 | 53603 | 53607 | 53617 | 53622 | 53621 | 53622 | 53620 | 53620 | 53618 |
9 | 53615 | 53610 | 53609 | 53606 | 53609 | 53607 | 53604 | 53598 | 53613 | 53613 | 53619 | 53621 | 53616 | 53625 | 53607 |
10 | 53604 | 53621 | 53607 | 53640 | 53608 | 53620 | 53606 | 53605 | 53613 | 53617 | 53618 | 53610 | 53615 | 53610 | 53622 |
11 | 53621 | 53619 | 53609 | 53637 | 53607 | 53606 | 53603 | 53604 | 53613 | 53613 | 53615 | 53611 | 53615 | 53625 | 53619 |
12 | 53630 | 53628 | 53636 | 53642 | 53604 | 53606 | 53604 | 53608 | 53613 | 53613 | 53620 | 53622 | 53615 | 53617 | 53625 |
13 | 53634 | 53640 | 53604 | 53606 | 53607 | 53614 | 53603 | 53607 | 53617 | 53616 | 53617 | 53611 | 53615 | 53618 | 53615 |
14 | 53619 | 53620 | 53634 | 53643 | 53604 | 53610 | 53595 | 53605 | 53613 | 53614 | 53615 | 53628 | 53616 | 53617 | 53617 |
15 | 53620 | 53619 | 53608 | 53632 | 53605 | 53614 | 53603 | 53614 | 53613 | 53614 | 53621 | 53610 | 53616 | 53624 | 53617 |
16 | 53631 | 53637 | 53632 | 53605 | 53606 | 53620 | 53615 | 53613 | 53613 | 53613 | 53616 | 53613 | 53614 | 53626 | 53615 |
17 | 53639 | 53639 | 53634 | 53643 | 53609 | 53608 | 53603 | 53614 | 53613 | 53619 | 53625 | 53627 | 53615 | 53618 | 53618 |
18 | 53607 | 53637 | 53607 | 53636 | 53605 | 53607 | 53603 | 53608 | 53613 | 53613 | 53618 | 53622 | 53617 | 53620 | 53623 |
19 | 53634 | 53632 | 53608 | 53606 | 53606 | 53628 | 53603 | 53598 | 53614 | 53614 | 53622 | 53627 | 53616 | 53619 | 53618 |
20 | 53619 | 53637 | 53636 | 53607 | 53606 | 53606 | 53603 | 53612 | 53613 | 53613 | 53622 | 53622 | 53616 | 53622 | 53623 |
21 | 53636 | 53642 | 53636 | 53642 | 53606 | 53612 | 53615 | 53606 | 53613 | 53613 | 53623 | 53621 | 53616 | 53624 | 53622 |
22 | 53628 | 53618 | 53612 | 53611 | 53604 | 53612 | 53603 | 53621 | 53613 | 53614 | 53616 | 53628 | 53615 | 53622 | 53617 |
23 | 53623 | 53632 | 53604 | 53641 | 53605 | 53615 | 53603 | 53613 | 53613 | 53612 | 53622 | 53625 | 53616 | 53626 | 53618 |
25 | 53635 | 53630 | 53631 | 53637 | 53604 | 53613 | 53617 | 53606 | 53613 | 53614 | 53617 | 53627 | 53616 | 53623 | 53626 |
30 | 53628 | 53634 | 53634 | 53643 | 53609 | 53618 | 53617 | 53614 | 53613 | 53614 | 53622 | 53622 | 53615 | 53622 | 53615 |
40 | 53633 | 53633 | 53630 | 53641 | 53606 | 53619 | 53596 | 53622 | 53613 | 53613 | 53615 | 53623 | 53614 | 53623 | 53619 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53613 bytes | – | 100% |
1,000 | 53610 bytes | -3 bytes | 100% |
10,000 | 53602 bytes | -8 bytes | 100% |
100,000 | 53597 bytes | -5 bytes | 1.16% |
1,000,000 | 53595 bytes | -2 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53764 bytes | +169 bytes (+0.32%) | +79 bytes |
1 | 53685 bytes | +90 bytes (+0.17%) | – |
2 | 53707 bytes | +112 bytes (+0.21%) | +22 bytes |
3 | 53730 bytes | +135 bytes (+0.25%) | +45 bytes |
4 | 53757 bytes | +162 bytes (+0.30%) | +72 bytes |
5 | 53787 bytes | +192 bytes (+0.36%) | +102 bytes |
6 | 53834 bytes | +239 bytes (+0.45%) | +149 bytes |
7 | 53846 bytes | +251 bytes (+0.47%) | +161 bytes |
8 | 53841 bytes | +246 bytes (+0.46%) | +156 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39400 bytes | -14195 bytes (-26.49%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 47040 bytes | -6555 bytes (-12.23%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47974 bytes | -5621 bytes (-10.49%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49500 bytes | -4095 bytes (-7.64%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50552 bytes | -3043 bytes (-5.68%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51923 bytes | -1672 bytes (-3.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52120 bytes | -1475 bytes (-2.75%) |