gzip -6 (default) |
55598 bytes (54.3k)
|
local copy |
gzip -9 |
55541 bytes (54.2k)
|
local copy |
libdeflate -12 |
52891 bytes (51.7k)
|
local copy |
7zip -mx=9 -tgzip |
52853 bytes (51.6k)
|
local copy |
zultra |
52825 bytes (51.6k)
|
local copy |
pigz -11 -n |
52819 bytes (51.6k)
|
local copy |
kzip -s0 -rn -b1 |
52807 bytes (51.6k)
|
local copy |
Zopfli |
52715 bytes (51.5k)
|
local copy |
Zopfli (defluff) |
52712 bytes (51.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 12 | --bsr12 |
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 |
---|---|---|---|
52715 bytes | -3 bytes | zopfli --i1000000 --mls32 --bsr12 --lazy --ohh | March 30, 2016 @ 22:04 |
52718 bytes | -1 byte | zopfli --i100000 --mls2 --bsr14 --lazy --ohh | March 30, 2016 @ 15:11 |
52719 bytes | -7 bytes | zopfli --i100000 --mls128 --bsr7 --lazy --ohh | March 30, 2016 @ 11:44 |
52726 bytes | -2 bytes | zopfli --i10000 --mls64 --bsr21 --lazy --ohh | March 30, 2016 @ 11:31 |
52728 bytes | -7 bytes | zopfli --i10000 --mls128 --bsr7 --lazy --ohh | March 30, 2016 @ 10:52 |
52735 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr17 --lazy --ohh | March 30, 2016 @ 10:46 |
52737 bytes | -1 byte | zopfli --i1000 --mls8 --bsr6 --lazy --ohh | March 30, 2016 @ 10:45 |
52738 bytes | -7 bytes | zopfli --i1000 --mls2 --bsr7 --lazy --ohh | March 30, 2016 @ 10:45 |
52745 bytes | – | zopfli --i100 --mls2 --bsr7 --lazy --ohh | March 30, 2016 @ 10:43 |
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 | 52729 | 52727 | 52729 | 52731 | 52729 | 52727 | 52728 | 52737 | 52734 | 52738 | 52741 | 52732 | 52742 | 52754 | 52747 |
4 | 52763 | 52731 | 52730 | 52728 | 52729 | 52728 | 52744 | 52736 | 52735 | 52738 | 52734 | 52731 | 52738 | 52736 | 52736 |
6 | 52768 | 52767 | 52729 | 52731 | 52728 | 52741 | 52742 | 52740 | 52739 | 52738 | 52733 | 52727 | 52734 | 52746 | 52743 |
7 | 52729 | 52761 | 52728 | 52730 | 52727 | 52736 | 52719 | 52734 | 52740 | 52736 | 52731 | 52730 | 52729 | 52741 | 52735 |
8 | 52761 | 52757 | 52729 | 52729 | 52729 | 52728 | 52732 | 52736 | 52743 | 52739 | 52731 | 52743 | 52737 | 52739 | 52742 |
9 | 52730 | 52758 | 52727 | 52761 | 52727 | 52728 | 52728 | 52732 | 52735 | 52738 | 52736 | 52731 | 52734 | 52734 | 52737 |
10 | 52727 | 52761 | 52729 | 52730 | 52729 | 52727 | 52726 | 52729 | 52734 | 52739 | 52734 | 52732 | 52733 | 52734 | 52743 |
11 | 52726 | 52729 | 52764 | 52731 | 52726 | 52726 | 52728 | 52729 | 52736 | 52738 | 52734 | 52731 | 52738 | 52734 | 52743 |
12 | 52761 | 52768 | 52728 | 52729 | 52715 | 52726 | 52728 | 52733 | 52740 | 52736 | 52733 | 52729 | 52733 | 52749 | 52736 |
13 | 52764 | 52763 | 52730 | 52730 | 52726 | 52726 | 52720 | 52728 | 52740 | 52738 | 52736 | 52731 | 52738 | 52738 | 52740 |
14 | 52718 | 52763 | 52728 | 52731 | 52726 | 52719 | 52744 | 52732 | 52734 | 52737 | 52734 | 52730 | 52735 | 52743 | 52742 |
15 | 52763 | 52765 | 52728 | 52729 | 52726 | 52726 | 52721 | 52734 | 52738 | 52736 | 52734 | 52730 | 52735 | 52734 | 52737 |
16 | 52764 | 52764 | 52760 | 52730 | 52726 | 52726 | 52730 | 52729 | 52740 | 52740 | 52731 | 52729 | 52738 | 52734 | 52737 |
17 | 52764 | 52764 | 52729 | 52729 | 52719 | 52727 | 52730 | 52736 | 52734 | 52738 | 52737 | 52734 | 52738 | 52734 | 52737 |
18 | 52730 | 52756 | 52728 | 52765 | 52726 | 52728 | 52730 | 52736 | 52734 | 52738 | 52734 | 52731 | 52733 | 52734 | 52737 |
19 | 52727 | 52768 | 52727 | 52731 | 52719 | 52728 | 52730 | 52729 | 52736 | 52736 | 52738 | 52731 | 52738 | 52738 | 52738 |
20 | 52763 | 52761 | 52729 | 52729 | 52726 | 52728 | 52730 | 52734 | 52736 | 52737 | 52735 | 52729 | 52733 | 52738 | 52737 |
21 | 52764 | 52763 | 52728 | 52760 | 52727 | 52726 | 52731 | 52738 | 52734 | 52739 | 52731 | 52731 | 52739 | 52734 | 52741 |
22 | 52758 | 52763 | 52728 | 52731 | 52726 | 52726 | 52728 | 52728 | 52733 | 52738 | 52741 | 52730 | 52733 | 52745 | 52737 |
23 | 52762 | 52761 | 52728 | 52729 | 52719 | 52732 | 52730 | 52728 | 52737 | 52738 | 52733 | 52730 | 52734 | 52734 | 52740 |
25 | 52765 | 52756 | 52763 | 52731 | 52719 | 52726 | 52729 | 52730 | 52734 | 52737 | 52736 | 52730 | 52734 | 52734 | 52737 |
30 | 52762 | 52759 | 52728 | 52731 | 52727 | 52727 | 52732 | 52730 | 52733 | 52736 | 52734 | 52728 | 52744 | 52737 | 52739 |
40 | 52763 | 52754 | 52730 | 52731 | 52727 | 52726 | 52728 | 52731 | 52734 | 52738 | 52733 | 52732 | 52732 | 52738 | 52741 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52745 bytes | – | 100% |
1,000 | 52733 bytes | -12 bytes | 100% |
10,000 | 52725 bytes | -8 bytes | 100% |
100,000 | 52718 bytes | -7 bytes | 3.77% |
1,000,000 | 52715 bytes | -3 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52883 bytes | +168 bytes (+0.32%) | +76 bytes |
1 | 52807 bytes | +92 bytes (+0.17%) | – |
2 | 52815 bytes | +100 bytes (+0.19%) | +8 bytes |
3 | 52852 bytes | +137 bytes (+0.26%) | +45 bytes |
4 | 52883 bytes | +168 bytes (+0.32%) | +76 bytes |
5 | 52927 bytes | +212 bytes (+0.40%) | +120 bytes |
6 | 52948 bytes | +233 bytes (+0.44%) | +141 bytes |
7 | 52989 bytes | +274 bytes (+0.52%) | +182 bytes |
8 | 53006 bytes | +291 bytes (+0.55%) | +199 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38832 bytes | -13883 bytes (-26.34%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46296 bytes | -6419 bytes (-12.18%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47178 bytes | -5537 bytes (-10.50%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48639 bytes | -4076 bytes (-7.73%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49764 bytes | -2951 bytes (-5.60%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51255 bytes | -1460 bytes (-2.77%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51259 bytes | -1456 bytes (-2.76%) |