gzip -6 (default) |
56357 bytes (55.0k)
|
local copy |
gzip -9 |
56287 bytes (55.0k)
|
local copy |
libdeflate -12 |
53616 bytes (52.4k)
|
local copy |
7zip -mx=9 -tgzip |
53590 bytes (52.3k)
|
local copy |
zultra |
53523 bytes (52.3k)
|
local copy |
kzip -s0 -rn -b1 |
53519 bytes (52.3k)
|
local copy |
pigz -11 -n |
53519 bytes (52.3k)
|
local copy |
Zopfli |
53425 bytes (52.2k)
|
local copy |
Zopfli (defluff) |
53424 bytes (52.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 128 | --mls128 |
block splitting recursion | 16 | --bsr16 |
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 |
---|---|---|---|
53425 bytes | -1 byte | zopfli --i1000000 --mls128 --bsr16 --lazy --ohh | February 24, 2020 @ 16:25 |
53426 bytes | -2 bytes | zopfli --i100000 --mls128 --bsr16 --lazy --ohh | February 19, 2020 @ 20:09 |
53428 bytes | -4 bytes | zopfli --i100000 --mls256 --bsr8 --lazy --ohh | February 19, 2020 @ 19:15 |
53432 bytes | -1 byte | zopfli --i10000 --mls128 --bsr16 --lazy --ohh | February 19, 2020 @ 18:40 |
53433 bytes | -7 bytes | zopfli --i10000 --mls256 --bsr8 --lazy --ohh | February 19, 2020 @ 18:22 |
53440 bytes | -1 byte | zopfli --i1000 --mls256 --bsr8 --lazy --ohh | February 19, 2020 @ 16:14 |
53441 bytes | -1 byte | zopfli --i1000 --mls32 --bsr20 --lazy --ohh | February 19, 2020 @ 15:02 |
53442 bytes | -1 byte | zopfli --i1000 --mls8192 --bsr20 --lazy --ohh | February 19, 2020 @ 14:01 |
53443 bytes | -1 byte | zopfli --i1000 --mls256 --bsr22 --lazy --ohh | February 19, 2020 @ 14:00 |
53444 bytes | – | zopfli --i100 --mls8192 --bsr9 --lazy --ohh | February 19, 2020 @ 13:53 |
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 | 53472 | 53433 | 53435 | 53434 | 53435 | 53435 | 53435 | 53432 | 53455 | 53447 | 53439 | 53437 | 53440 | 53472 | 53457 |
4 | 53465 | 53469 | 53439 | 53435 | 53438 | 53446 | 53435 | 53434 | 53443 | 53436 | 53456 | 53441 | 53439 | 53455 | 53439 |
6 | 53470 | 53481 | 53434 | 53439 | 53439 | 53448 | 53434 | 53443 | 53446 | 53443 | 53448 | 53457 | 53443 | 53452 | 53444 |
7 | 53465 | 53434 | 53438 | 53467 | 53433 | 53446 | 53441 | 53442 | 53443 | 53439 | 53450 | 53440 | 53449 | 53459 | 53440 |
8 | 53462 | 53468 | 53465 | 53467 | 53433 | 53443 | 53434 | 53428 | 53455 | 53444 | 53456 | 53435 | 53435 | 53451 | 53445 |
9 | 53447 | 53466 | 53433 | 53433 | 53433 | 53437 | 53435 | 53432 | 53443 | 53443 | 53456 | 53434 | 53434 | 53457 | 53443 |
10 | 53479 | 53434 | 53436 | 53470 | 53436 | 53434 | 53444 | 53433 | 53444 | 53444 | 53445 | 53441 | 53435 | 53451 | 53449 |
11 | 53432 | 53432 | 53436 | 53433 | 53435 | 53432 | 53434 | 53433 | 53443 | 53443 | 53444 | 53434 | 53453 | 53441 | 53444 |
12 | 53467 | 53470 | 53465 | 53440 | 53435 | 53433 | 53434 | 53432 | 53443 | 53444 | 53448 | 53441 | 53441 | 53448 | 53442 |
13 | 53467 | 53466 | 53433 | 53447 | 53444 | 53442 | 53432 | 53434 | 53444 | 53443 | 53444 | 53455 | 53439 | 53453 | 53448 |
14 | 53433 | 53476 | 53480 | 53470 | 53438 | 53437 | 53425 | 53436 | 53442 | 53446 | 53445 | 53440 | 53441 | 53451 | 53441 |
15 | 53465 | 53434 | 53426 | 53436 | 53447 | 53445 | 53425 | 53434 | 53443 | 53443 | 53449 | 53441 | 53435 | 53455 | 53446 |
16 | 53464 | 53468 | 53462 | 53475 | 53434 | 53449 | 53425 | 53444 | 53442 | 53444 | 53450 | 53449 | 53442 | 53453 | 53446 |
17 | 53470 | 53474 | 53476 | 53483 | 53433 | 53444 | 53432 | 53443 | 53444 | 53444 | 53444 | 53454 | 53453 | 53447 | 53442 |
18 | 53465 | 53433 | 53433 | 53468 | 53434 | 53433 | 53432 | 53442 | 53443 | 53444 | 53447 | 53439 | 53453 | 53447 | 53453 |
19 | 53467 | 53434 | 53433 | 53437 | 53438 | 53444 | 53432 | 53435 | 53442 | 53444 | 53448 | 53455 | 53434 | 53456 | 53442 |
20 | 53467 | 53471 | 53433 | 53435 | 53434 | 53448 | 53432 | 53442 | 53443 | 53444 | 53455 | 53439 | 53435 | 53453 | 53443 |
21 | 53468 | 53471 | 53433 | 53468 | 53439 | 53436 | 53432 | 53433 | 53443 | 53444 | 53447 | 53434 | 53457 | 53452 | 53442 |
22 | 53463 | 53474 | 53436 | 53434 | 53433 | 53455 | 53432 | 53434 | 53442 | 53442 | 53450 | 53434 | 53442 | 53449 | 53442 |
23 | 53433 | 53437 | 53460 | 53435 | 53435 | 53443 | 53432 | 53443 | 53444 | 53443 | 53451 | 53436 | 53439 | 53442 | 53450 |
25 | 53464 | 53464 | 53434 | 53433 | 53434 | 53435 | 53432 | 53443 | 53446 | 53445 | 53446 | 53446 | 53442 | 53452 | 53449 |
30 | 53464 | 53469 | 53433 | 53434 | 53438 | 53446 | 53432 | 53434 | 53443 | 53446 | 53447 | 53455 | 53440 | 53453 | 53441 |
40 | 53465 | 53469 | 53438 | 53435 | 53434 | 53444 | 53428 | 53427 | 53444 | 53443 | 53444 | 53456 | 53452 | 53453 | 53444 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53444 bytes | – | 100% |
1,000 | 53440 bytes | -4 bytes | 100% |
10,000 | 53431 bytes | -9 bytes | 100% |
100,000 | 53426 bytes | -5 bytes | 2.03% |
1,000,000 | 53425 bytes | -1 byte | 1.16% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53601 bytes | +176 bytes (+0.33%) | +82 bytes |
1 | 53519 bytes | +94 bytes (+0.18%) | – |
2 | 53548 bytes | +123 bytes (+0.23%) | +29 bytes |
3 | 53576 bytes | +151 bytes (+0.28%) | +57 bytes |
4 | 53603 bytes | +178 bytes (+0.33%) | +84 bytes |
5 | 53599 bytes | +174 bytes (+0.33%) | +80 bytes |
6 | 53591 bytes | +166 bytes (+0.31%) | +72 bytes |
7 | 53640 bytes | +215 bytes (+0.40%) | +121 bytes |
8 | 53664 bytes | +239 bytes (+0.45%) | +145 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39277 bytes | -14148 bytes (-26.48%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46900 bytes | -6525 bytes (-12.21%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47825 bytes | -5600 bytes (-10.48%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49281 bytes | -4144 bytes (-7.76%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50420 bytes | -3005 bytes (-5.62%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51751 bytes | -1674 bytes (-3.13%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52080 bytes | -1345 bytes (-2.52%) |