gzip -6 (default) |
56213 bytes (54.9k)
|
local copy |
gzip -9 |
56151 bytes (54.8k)
|
local copy |
libdeflate -12 |
53461 bytes (52.2k)
|
local copy |
7zip -mx=9 -tgzip |
53435 bytes (52.2k)
|
local copy |
zultra |
53393 bytes (52.1k)
|
local copy |
kzip -s0 -rn -b1 |
53390 bytes (52.1k)
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local copy |
pigz -11 -n |
53356 bytes (52.1k)
|
local copy |
Zopfli |
53287 bytes (52.0k)
|
local copy |
Zopfli (defluff) |
53283 bytes (52.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4 | --mls4 |
block splitting recursion | 18 | --bsr18 |
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 |
---|---|---|---|
53287 bytes | -1 byte | zopfli --i1000000 --mls4 --bsr18 --lazy --ohh | March 11, 2022 @ 18:54 |
53288 bytes | -8 bytes | zopfli --i100000 --mls4 --bsr18 --lazy --ohh | March 4, 2022 @ 11:55 |
53296 bytes | -2 bytes | zopfli --i10000 --mls4 --bsr18 --lazy --ohh | February 25, 2022 @ 11:02 |
53298 bytes | -4 bytes | zopfli --i10000 --mls32 --bsr7 --lazy --ohh | February 25, 2022 @ 09:12 |
53302 bytes | -1 byte | zopfli --i10000 --mls256 --bsr7 --lazy --ohh | February 25, 2022 @ 08:22 |
53303 bytes | -1 byte | zopfli --i1000 --mls8 --bsr7 --lazy --ohh | February 24, 2022 @ 19:32 |
53304 bytes | -1 byte | zopfli --i1000 --mls128 --bsr11 --lazy --ohh | February 24, 2022 @ 17:14 |
53305 bytes | -1 byte | zopfli --i1000 --mls128 --bsr16 --lazy --ohh | February 24, 2022 @ 17:06 |
53306 bytes | – | zopfli --i100 --mls4 --bsr18 --lazy --ohh | February 24, 2022 @ 15:42 |
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 | 53300 | 53299 | 53302 | 53302 | 53300 | 53299 | 53299 | 53300 | 53300 | 53301 | 53314 | 53316 | 53313 | 53326 | 53323 |
4 | 53330 | 53298 | 53299 | 53301 | 53303 | 53311 | 53300 | 53297 | 53300 | 53299 | 53306 | 53309 | 53313 | 53312 | 53312 |
6 | 53332 | 53299 | 53299 | 53298 | 53299 | 53299 | 53297 | 53308 | 53305 | 53297 | 53303 | 53304 | 53304 | 53317 | 53311 |
7 | 53340 | 53336 | 53298 | 53335 | 53298 | 53311 | 53307 | 53302 | 53302 | 53308 | 53318 | 53306 | 53303 | 53324 | 53305 |
8 | 53329 | 53289 | 53332 | 53300 | 53290 | 53312 | 53299 | 53298 | 53306 | 53310 | 53312 | 53305 | 53319 | 53309 | 53308 |
9 | 53306 | 53289 | 53298 | 53300 | 53298 | 53302 | 53297 | 53298 | 53302 | 53304 | 53306 | 53303 | 53304 | 53324 | 53313 |
10 | 53297 | 53297 | 53298 | 53338 | 53300 | 53310 | 53299 | 53303 | 53303 | 53304 | 53308 | 53299 | 53307 | 53306 | 53310 |
11 | 53297 | 53288 | 53297 | 53300 | 53304 | 53313 | 53297 | 53298 | 53303 | 53305 | 53306 | 53311 | 53305 | 53324 | 53323 |
12 | 53325 | 53324 | 53323 | 53299 | 53300 | 53300 | 53299 | 53297 | 53303 | 53304 | 53305 | 53305 | 53303 | 53313 | 53316 |
13 | 53331 | 53297 | 53298 | 53300 | 53298 | 53311 | 53300 | 53297 | 53303 | 53314 | 53307 | 53306 | 53309 | 53320 | 53310 |
14 | 53298 | 53298 | 53298 | 53331 | 53302 | 53303 | 53299 | 53300 | 53305 | 53312 | 53307 | 53309 | 53308 | 53307 | 53312 |
15 | 53289 | 53298 | 53299 | 53300 | 53297 | 53303 | 53300 | 53299 | 53306 | 53291 | 53316 | 53306 | 53308 | 53316 | 53313 |
16 | 53323 | 53325 | 53330 | 53330 | 53297 | 53301 | 53298 | 53305 | 53305 | 53303 | 53308 | 53307 | 53311 | 53321 | 53312 |
17 | 53325 | 53323 | 53300 | 53300 | 53298 | 53299 | 53298 | 53306 | 53303 | 53307 | 53307 | 53311 | 53315 | 53311 | 53313 |
18 | 53297 | 53287 | 53298 | 53299 | 53297 | 53301 | 53297 | 53299 | 53303 | 53305 | 53307 | 53306 | 53307 | 53313 | 53306 |
19 | 53297 | 53289 | 53299 | 53298 | 53298 | 53303 | 53297 | 53297 | 53303 | 53305 | 53308 | 53305 | 53314 | 53313 | 53305 |
20 | 53335 | 53299 | 53299 | 53300 | 53297 | 53300 | 53304 | 53306 | 53303 | 53304 | 53302 | 53305 | 53303 | 53312 | 53307 |
21 | 53325 | 53323 | 53324 | 53299 | 53300 | 53301 | 53297 | 53289 | 53303 | 53305 | 53308 | 53309 | 53303 | 53321 | 53311 |
22 | 53329 | 53289 | 53298 | 53299 | 53298 | 53297 | 53297 | 53299 | 53305 | 53305 | 53320 | 53304 | 53304 | 53307 | 53311 |
23 | 53298 | 53300 | 53297 | 53298 | 53297 | 53318 | 53299 | 53303 | 53303 | 53306 | 53307 | 53306 | 53307 | 53324 | 53308 |
25 | 53329 | 53323 | 53324 | 53300 | 53297 | 53288 | 53306 | 53298 | 53304 | 53304 | 53308 | 53306 | 53306 | 53309 | 53317 |
30 | 53325 | 53323 | 53300 | 53300 | 53299 | 53314 | 53299 | 53301 | 53306 | 53305 | 53307 | 53306 | 53303 | 53317 | 53313 |
40 | 53332 | 53289 | 53299 | 53301 | 53298 | 53300 | 53299 | 53300 | 53303 | 53305 | 53311 | 53303 | 53308 | 53318 | 53309 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53306 bytes | – | 100% |
1,000 | 53303 bytes | -3 bytes | 100% |
10,000 | 53296 bytes | -7 bytes | 100% |
100,000 | 53288 bytes | -8 bytes | 3.48% |
1,000,000 | 53287 bytes | -1 byte | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53468 bytes | +181 bytes (+0.34%) | +78 bytes |
1 | 53390 bytes | +103 bytes (+0.19%) | – |
2 | 53421 bytes | +134 bytes (+0.25%) | +31 bytes |
3 | 53439 bytes | +152 bytes (+0.29%) | +49 bytes |
4 | 53468 bytes | +181 bytes (+0.34%) | +78 bytes |
5 | 53473 bytes | +186 bytes (+0.35%) | +83 bytes |
6 | 53465 bytes | +178 bytes (+0.33%) | +75 bytes |
7 | 53502 bytes | +215 bytes (+0.40%) | +112 bytes |
8 | 53531 bytes | +244 bytes (+0.46%) | +141 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39171 bytes | -14116 bytes (-26.49%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46771 bytes | -6516 bytes (-12.23%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47724 bytes | -5563 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49182 bytes | -4105 bytes (-7.70%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50280 bytes | -3007 bytes (-5.64%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51611 bytes | -1676 bytes (-3.15%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51934 bytes | -1353 bytes (-2.54%) |