gzip -6 (default) |
55940 bytes (54.6k)
|
local copy |
gzip -9 |
55892 bytes (54.6k)
|
local copy |
libdeflate -12 |
53247 bytes (52.0k)
|
local copy |
7zip -mx=9 -tgzip |
53224 bytes (52.0k)
|
local copy |
pigz -11 -n |
53148 bytes (51.9k)
|
local copy |
zultra |
53148 bytes (51.9k)
|
local copy |
kzip -s0 -rn -b1 |
53146 bytes (51.9k)
|
local copy |
Zopfli |
53053 bytes (51.8k)
|
local copy |
Zopfli (defluff) |
53051 bytes (51.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
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 |
---|---|---|---|
53053 bytes | -1 byte | zopfli --i1000000 --mls128 --bsr12 --lazy --ohh | March 7, 2022 @ 19:42 |
53054 bytes | -2 bytes | zopfli --i1000000 --mls4 --bsr9 --lazy --ohh | January 29, 2020 @ 21:22 |
53056 bytes | -2 bytes | zopfli --i100000 --mls4 --bsr9 --lazy --ohh | January 28, 2020 @ 20:18 |
53058 bytes | -5 bytes | zopfli --i100000 --mls8 --bsr15 --lazy --ohh | January 28, 2020 @ 18:47 |
53063 bytes | -4 bytes | zopfli --i10000 --mls8 --bsr15 --lazy --ohh | January 28, 2020 @ 17:44 |
53067 bytes | -2 bytes | zopfli --i1000 --mls8 --bsr15 --lazy --ohh | January 28, 2020 @ 14:05 |
53069 bytes | -1 byte | zopfli --i1000 --mls8 --bsr16 --lazy --ohh | January 28, 2020 @ 13:52 |
53070 bytes | – | zopfli --i100 --mls4 --bsr9 --lazy --ohh | January 28, 2020 @ 13:34 |
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 | 53067 | 53066 | 53068 | 53067 | 53069 | 53069 | 53068 | 53067 | 53069 | 53068 | 53068 | 53070 | 53077 | 53093 | 53081 |
4 | 53082 | 53065 | 53066 | 53067 | 53074 | 53070 | 53065 | 53066 | 53073 | 53075 | 53078 | 53076 | 53076 | 53079 | 53075 |
6 | 53096 | 53066 | 53067 | 53067 | 53071 | 53067 | 53066 | 53068 | 53074 | 53087 | 53086 | 53076 | 53076 | 53077 | 53074 |
7 | 53095 | 53067 | 53069 | 53102 | 53064 | 53064 | 53063 | 53069 | 53073 | 53067 | 53078 | 53075 | 53080 | 53086 | 53075 |
8 | 53064 | 53067 | 53064 | 53067 | 53067 | 53067 | 53064 | 53065 | 53073 | 53078 | 53078 | 53068 | 53078 | 53078 | 53080 |
9 | 53066 | 53054 | 53066 | 53066 | 53070 | 53068 | 53063 | 53067 | 53074 | 53087 | 53076 | 53067 | 53074 | 53076 | 53075 |
10 | 53093 | 53064 | 53065 | 53066 | 53079 | 53064 | 53078 | 53065 | 53073 | 53077 | 53079 | 53067 | 53080 | 53068 | 53080 |
11 | 53100 | 53067 | 53063 | 53067 | 53070 | 53067 | 53064 | 53064 | 53075 | 53075 | 53076 | 53076 | 53074 | 53086 | 53079 |
12 | 53099 | 53064 | 53065 | 53066 | 53069 | 53069 | 53053 | 53064 | 53074 | 53076 | 53067 | 53075 | 53073 | 53074 | 53079 |
13 | 53066 | 53066 | 53066 | 53064 | 53069 | 53064 | 53063 | 53065 | 53074 | 53075 | 53078 | 53066 | 53075 | 53084 | 53075 |
14 | 53063 | 53065 | 53058 | 53067 | 53070 | 53068 | 53063 | 53068 | 53071 | 53077 | 53077 | 53075 | 53075 | 53086 | 53074 |
15 | 53097 | 53063 | 53058 | 53066 | 53068 | 53069 | 53054 | 53073 | 53073 | 53075 | 53078 | 53075 | 53074 | 53086 | 53076 |
16 | 53066 | 53065 | 53063 | 53064 | 53064 | 53074 | 53064 | 53076 | 53101 | 53075 | 53072 | 53067 | 53074 | 53076 | 53075 |
17 | 53064 | 53065 | 53072 | 53064 | 53065 | 53066 | 53064 | 53073 | 53073 | 53089 | 53077 | 53067 | 53078 | 53076 | 53082 |
18 | 53099 | 53066 | 53063 | 53066 | 53065 | 53067 | 53063 | 53073 | 53073 | 53078 | 53089 | 53076 | 53075 | 53076 | 53077 |
19 | 53098 | 53063 | 53067 | 53066 | 53078 | 53067 | 53063 | 53066 | 53074 | 53076 | 53072 | 53067 | 53075 | 53085 | 53076 |
20 | 53101 | 53064 | 53064 | 53066 | 53069 | 53066 | 53064 | 53073 | 53073 | 53077 | 53072 | 53073 | 53075 | 53071 | 53077 |
21 | 53099 | 53063 | 53066 | 53065 | 53066 | 53065 | 53063 | 53067 | 53075 | 53088 | 53075 | 53069 | 53075 | 53078 | 53076 |
22 | 53092 | 53063 | 53066 | 53066 | 53069 | 53064 | 53063 | 53073 | 53072 | 53075 | 53072 | 53066 | 53074 | 53085 | 53075 |
23 | 53099 | 53064 | 53064 | 53067 | 53067 | 53068 | 53064 | 53074 | 53073 | 53077 | 53075 | 53068 | 53074 | 53087 | 53073 |
25 | 53098 | 53053 | 53066 | 53066 | 53064 | 53067 | 53064 | 53073 | 53074 | 53087 | 53072 | 53068 | 53075 | 53079 | 53077 |
30 | 53094 | 53064 | 53067 | 53066 | 53071 | 53063 | 53065 | 53066 | 53072 | 53075 | 53071 | 53068 | 53075 | 53068 | 53074 |
40 | 53093 | 53066 | 53057 | 53064 | 53065 | 53067 | 53065 | 53073 | 53073 | 53075 | 53078 | 53075 | 53078 | 53075 | 53082 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53070 bytes | – | 100% |
1,000 | 53067 bytes | -3 bytes | 100% |
10,000 | 53062 bytes | -5 bytes | 100% |
100,000 | 53056 bytes | -6 bytes | 2.61% |
1,000,000 | 53053 bytes | -3 bytes | 1.45% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53204 bytes | +151 bytes (+0.28%) | +58 bytes |
1 | 53146 bytes | +93 bytes (+0.18%) | – |
2 | 53148 bytes | +95 bytes (+0.18%) | +2 bytes |
3 | 53189 bytes | +136 bytes (+0.26%) | +43 bytes |
4 | 53198 bytes | +145 bytes (+0.27%) | +52 bytes |
5 | 53244 bytes | +191 bytes (+0.36%) | +98 bytes |
6 | 53284 bytes | +231 bytes (+0.44%) | +138 bytes |
7 | 53329 bytes | +276 bytes (+0.52%) | +183 bytes |
8 | 53345 bytes | +292 bytes (+0.55%) | +199 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38989 bytes | -14064 bytes (-26.51%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46541 bytes | -6512 bytes (-12.27%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47417 bytes | -5636 bytes (-10.62%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48921 bytes | -4132 bytes (-7.79%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50060 bytes | -2993 bytes (-5.64%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51376 bytes | -1677 bytes (-3.16%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51572 bytes | -1481 bytes (-2.79%) |