gzip -6 (default) |
56330 bytes (55.0k)
|
local copy |
gzip -9 |
56263 bytes (54.9k)
|
local copy |
libdeflate -12 |
53578 bytes (52.3k)
|
local copy |
7zip -mx=9 -tgzip |
53565 bytes (52.3k)
|
local copy |
zultra |
53489 bytes (52.2k)
|
local copy |
kzip -s0 -rn -b1 |
53488 bytes (52.2k)
|
local copy |
pigz -11 -n |
53471 bytes (52.2k)
|
local copy |
Zopfli |
53397 bytes (52.1k)
|
local copy |
Zopfli (defluff) |
53393 bytes (52.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 256 | --mls256 |
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 |
---|---|---|---|
53397 bytes | -7 bytes | zopfli --i100000 --mls256 --bsr40 --lazy --ohh | February 19, 2020 @ 18:17 |
53404 bytes | -7 bytes | zopfli --i10000 --mls256 --bsr40 --lazy --ohh | February 19, 2020 @ 17:07 |
53411 bytes | -1 byte | zopfli --i1000 --mls256 --bsr40 --lazy --ohh | February 19, 2020 @ 14:34 |
53412 bytes | -1 byte | zopfli --i1000 --mls64 --bsr10 --lazy --ohh | February 19, 2020 @ 14:20 |
53413 bytes | -2 bytes | zopfli --i1000 --mls2 --bsr23 --lazy --ohh | February 19, 2020 @ 14:06 |
53415 bytes | – | zopfli --i100 --mls8192 --bsr9 --lazy --ohh | February 19, 2020 @ 13:22 |
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 | 53403 | 53404 | 53410 | 53406 | 53412 | 53403 | 53409 | 53407 | 53422 | 53423 | 53408 | 53411 | 53407 | 53442 | 53417 |
4 | 53403 | 53403 | 53413 | 53405 | 53419 | 53420 | 53404 | 53407 | 53415 | 53410 | 53425 | 53412 | 53404 | 53417 | 53409 |
6 | 53433 | 53410 | 53404 | 53409 | 53409 | 53413 | 53400 | 53401 | 53416 | 53415 | 53419 | 53424 | 53411 | 53422 | 53417 |
7 | 53443 | 53404 | 53407 | 53442 | 53419 | 53418 | 53406 | 53415 | 53409 | 53409 | 53417 | 53410 | 53408 | 53423 | 53413 |
8 | 53400 | 53434 | 53427 | 53441 | 53407 | 53415 | 53404 | 53406 | 53415 | 53420 | 53425 | 53413 | 53405 | 53421 | 53415 |
9 | 53434 | 53431 | 53412 | 53404 | 53409 | 53411 | 53411 | 53408 | 53414 | 53415 | 53419 | 53408 | 53407 | 53437 | 53416 |
10 | 53407 | 53432 | 53410 | 53445 | 53416 | 53406 | 53410 | 53406 | 53411 | 53416 | 53420 | 53401 | 53408 | 53422 | 53417 |
11 | 53407 | 53430 | 53408 | 53404 | 53409 | 53406 | 53407 | 53408 | 53415 | 53413 | 53417 | 53408 | 53412 | 53429 | 53410 |
12 | 53408 | 53409 | 53405 | 53441 | 53408 | 53407 | 53404 | 53406 | 53414 | 53415 | 53420 | 53412 | 53415 | 53419 | 53418 |
13 | 53439 | 53433 | 53408 | 53404 | 53417 | 53415 | 53404 | 53401 | 53414 | 53415 | 53421 | 53404 | 53404 | 53423 | 53417 |
14 | 53408 | 53404 | 53438 | 53404 | 53410 | 53422 | 53406 | 53409 | 53415 | 53415 | 53416 | 53413 | 53413 | 53420 | 53414 |
15 | 53430 | 53404 | 53406 | 53404 | 53420 | 53413 | 53405 | 53408 | 53415 | 53413 | 53422 | 53415 | 53408 | 53423 | 53415 |
16 | 53436 | 53407 | 53403 | 53410 | 53410 | 53415 | 53404 | 53409 | 53411 | 53414 | 53417 | 53413 | 53408 | 53421 | 53419 |
17 | 53399 | 53407 | 53408 | 53438 | 53408 | 53412 | 53404 | 53415 | 53415 | 53415 | 53420 | 53413 | 53413 | 53423 | 53419 |
18 | 53431 | 53406 | 53408 | 53404 | 53404 | 53404 | 53404 | 53415 | 53415 | 53413 | 53419 | 53412 | 53413 | 53424 | 53422 |
19 | 53408 | 53412 | 53408 | 53440 | 53408 | 53417 | 53406 | 53405 | 53415 | 53415 | 53420 | 53410 | 53408 | 53423 | 53419 |
20 | 53435 | 53404 | 53408 | 53404 | 53409 | 53419 | 53406 | 53415 | 53414 | 53415 | 53423 | 53415 | 53408 | 53417 | 53418 |
21 | 53430 | 53404 | 53403 | 53404 | 53407 | 53414 | 53404 | 53406 | 53414 | 53415 | 53417 | 53404 | 53413 | 53422 | 53414 |
22 | 53427 | 53431 | 53411 | 53404 | 53410 | 53416 | 53404 | 53401 | 53411 | 53413 | 53417 | 53411 | 53412 | 53421 | 53417 |
23 | 53403 | 53404 | 53435 | 53408 | 53403 | 53415 | 53408 | 53414 | 53415 | 53414 | 53419 | 53409 | 53411 | 53423 | 53412 |
25 | 53437 | 53430 | 53409 | 53439 | 53407 | 53411 | 53407 | 53415 | 53415 | 53414 | 53417 | 53409 | 53415 | 53422 | 53420 |
30 | 53433 | 53403 | 53408 | 53436 | 53408 | 53419 | 53405 | 53404 | 53415 | 53413 | 53420 | 53403 | 53424 | 53422 | 53417 |
40 | 53434 | 53429 | 53411 | 53403 | 53404 | 53415 | 53404 | 53397 | 53414 | 53415 | 53416 | 53411 | 53412 | 53423 | 53418 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53415 bytes | – | 100% |
1,000 | 53411 bytes | -4 bytes | 100% |
10,000 | 53402 bytes | -9 bytes | 100% |
100,000 | 53397 bytes | -5 bytes | 2.32% |
1,000,000 | 53397 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53567 bytes | +170 bytes (+0.32%) | +79 bytes |
1 | 53488 bytes | +91 bytes (+0.17%) | – |
2 | 53515 bytes | +118 bytes (+0.22%) | +27 bytes |
3 | 53543 bytes | +146 bytes (+0.27%) | +55 bytes |
4 | 53562 bytes | +165 bytes (+0.31%) | +74 bytes |
5 | 53568 bytes | +171 bytes (+0.32%) | +80 bytes |
6 | 53559 bytes | +162 bytes (+0.30%) | +71 bytes |
7 | 53600 bytes | +203 bytes (+0.38%) | +112 bytes |
8 | 53630 bytes | +233 bytes (+0.44%) | +142 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39291 bytes | -14106 bytes (-26.42%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46880 bytes | -6517 bytes (-12.20%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47821 bytes | -5576 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49311 bytes | -4086 bytes (-7.65%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50396 bytes | -3001 bytes (-5.62%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51730 bytes | -1667 bytes (-3.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52051 bytes | -1346 bytes (-2.52%) |