gzip -6 (default) |
55931 bytes (54.6k)
|
local copy |
gzip -9 |
55874 bytes (54.6k)
|
local copy |
libdeflate -12 |
53235 bytes (52.0k)
|
local copy |
7zip -mx=9 -tgzip |
53213 bytes (52.0k)
|
local copy |
zultra |
53143 bytes (51.9k)
|
local copy |
pigz -11 -n |
53141 bytes (51.9k)
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local copy |
kzip -s0 -rn -b1 |
53135 bytes (51.9k)
|
local copy |
Zopfli |
53041 bytes (51.8k)
|
local copy |
Zopfli (defluff) |
53037 bytes (51.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 40 | --bsr40 |
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 |
---|---|---|---|
53041 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr40 --lazy --ohh | March 10, 2022 @ 07:13 |
53042 bytes | -7 bytes | zopfli --i100000 --mls8 --bsr10 --lazy --ohh | March 5, 2022 @ 08:42 |
53049 bytes | -2 bytes | zopfli --i10000 --mls8 --bsr10 --lazy --ohh | February 26, 2022 @ 04:02 |
53051 bytes | -3 bytes | zopfli --i10000 --mls256 --bsr7 --lazy --ohh | February 25, 2022 @ 06:44 |
53054 bytes | -1 byte | zopfli --i1000 --mls8 --bsr10 --lazy --ohh | February 24, 2022 @ 23:31 |
53055 bytes | -1 byte | zopfli --i1000 --mls32 --bsr25 --lazy --ohh | February 24, 2022 @ 18:18 |
53056 bytes | – | zopfli --i100 --mls32 --bsr25 --lazy --ohh | February 24, 2022 @ 16:42 |
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 | 53053 | 53053 | 53054 | 53055 | 53054 | 53053 | 53055 | 53054 | 53053 | 53054 | 53063 | 53056 | 53061 | 53082 | 53087 |
4 | 53080 | 53053 | 53052 | 53054 | 53062 | 53056 | 53054 | 53052 | 53057 | 53067 | 53062 | 53056 | 53059 | 53063 | 53076 |
6 | 53091 | 53094 | 53054 | 53053 | 53058 | 53054 | 53053 | 53053 | 53059 | 53071 | 53071 | 53061 | 53062 | 53060 | 53064 |
7 | 53088 | 53052 | 53060 | 53092 | 53053 | 53054 | 53052 | 53051 | 53058 | 53060 | 53074 | 53061 | 53056 | 53077 | 53077 |
8 | 53083 | 53082 | 53051 | 53070 | 53052 | 53069 | 53053 | 53054 | 53064 | 53065 | 53068 | 53054 | 53069 | 53062 | 53069 |
9 | 53095 | 53080 | 53053 | 53058 | 53053 | 53055 | 53052 | 53054 | 53057 | 53070 | 53063 | 53054 | 53065 | 53064 | 53064 |
10 | 53052 | 53082 | 53042 | 53090 | 53055 | 53052 | 53059 | 53053 | 53058 | 53062 | 53075 | 53055 | 53064 | 53061 | 53067 |
11 | 53085 | 53079 | 53051 | 53053 | 53057 | 53051 | 53054 | 53051 | 53054 | 53064 | 53063 | 53060 | 53063 | 53071 | 53062 |
12 | 53055 | 53052 | 53050 | 53084 | 53056 | 53069 | 53043 | 53056 | 53058 | 53062 | 53064 | 53063 | 53063 | 53068 | 53064 |
13 | 53083 | 53091 | 53053 | 53055 | 53054 | 53063 | 53052 | 53054 | 53058 | 53064 | 53060 | 53054 | 53066 | 53079 | 53071 |
14 | 53052 | 53052 | 53050 | 53056 | 53056 | 53055 | 53054 | 53054 | 53058 | 53064 | 53075 | 53060 | 53065 | 53071 | 53062 |
15 | 53085 | 53085 | 53050 | 53056 | 53053 | 53056 | 53052 | 53055 | 53064 | 53062 | 53074 | 53060 | 53061 | 53077 | 53067 |
16 | 53058 | 53051 | 53053 | 53051 | 53053 | 53056 | 53054 | 53054 | 53065 | 53065 | 53059 | 53055 | 53063 | 53075 | 53065 |
17 | 53089 | 53081 | 53054 | 53054 | 53053 | 53054 | 53053 | 53058 | 53058 | 53068 | 53063 | 53059 | 53066 | 53063 | 53064 |
18 | 53085 | 53083 | 53053 | 53055 | 53057 | 53054 | 53052 | 53058 | 53058 | 53067 | 53074 | 53061 | 53064 | 53067 | 53065 |
19 | 53088 | 53091 | 53050 | 53053 | 53053 | 53069 | 53054 | 53054 | 53060 | 53061 | 53064 | 53063 | 53058 | 53061 | 53065 |
20 | 53085 | 53095 | 53051 | 53054 | 53057 | 53053 | 53053 | 53058 | 53059 | 53063 | 53075 | 53061 | 53064 | 53072 | 53069 |
21 | 53085 | 53080 | 53054 | 53054 | 53056 | 53068 | 53055 | 53053 | 53058 | 53066 | 53069 | 53056 | 53066 | 53060 | 53071 |
22 | 53089 | 53083 | 53042 | 53054 | 53057 | 53061 | 53052 | 53053 | 53058 | 53062 | 53077 | 53060 | 53063 | 53058 | 53065 |
23 | 53086 | 53080 | 53052 | 53091 | 53051 | 53041 | 53050 | 53051 | 53067 | 53066 | 53063 | 53054 | 53064 | 53076 | 53067 |
25 | 53080 | 53079 | 53054 | 53053 | 53051 | 53054 | 53053 | 53058 | 53059 | 53064 | 53063 | 53064 | 53069 | 53072 | 53067 |
30 | 53082 | 53076 | 53055 | 53053 | 53053 | 53050 | 53054 | 53054 | 53059 | 53061 | 53060 | 53061 | 53066 | 53072 | 53067 |
40 | 53083 | 53094 | 53041 | 53053 | 53053 | 53049 | 53054 | 53054 | 53058 | 53061 | 53074 | 53059 | 53068 | 53060 | 53064 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53056 bytes | – | 100% |
1,000 | 53054 bytes | -2 bytes | 100% |
10,000 | 53049 bytes | -5 bytes | 100% |
100,000 | 53042 bytes | -7 bytes | 1.74% |
1,000,000 | 53041 bytes | -1 byte | 1.16% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53167 bytes | +126 bytes (+0.24%) | +32 bytes |
1 | 53135 bytes | +94 bytes (+0.18%) | – |
2 | 53170 bytes | +129 bytes (+0.24%) | +35 bytes |
3 | 53192 bytes | +151 bytes (+0.28%) | +57 bytes |
4 | 53221 bytes | +180 bytes (+0.34%) | +86 bytes |
5 | 53247 bytes | +206 bytes (+0.39%) | +112 bytes |
6 | 53296 bytes | +255 bytes (+0.48%) | +161 bytes |
7 | 53309 bytes | +268 bytes (+0.51%) | +174 bytes |
8 | 53292 bytes | +251 bytes (+0.47%) | +157 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38995 bytes | -14046 bytes (-26.48%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46541 bytes | -6500 bytes (-12.25%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47516 bytes | -5525 bytes (-10.42%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48915 bytes | -4126 bytes (-7.78%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50036 bytes | -3005 bytes (-5.67%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51359 bytes | -1682 bytes (-3.17%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51590 bytes | -1451 bytes (-2.74%) |