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 |
kzip -s0 -rn -b1 |
53489 bytes (52.2k)
|
local copy |
zultra |
53487 bytes (52.2k)
|
local copy |
pigz -11 -n |
53469 bytes (52.2k)
|
local copy |
Zopfli |
53394 bytes (52.1k)
|
local copy |
Zopfli (defluff) |
53390 bytes (52.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 15 | --bsr15 |
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 |
---|---|---|---|
53394 bytes | -5 bytes | zopfli --i1000000 --mls8 --bsr15 --lazy --ohh | December 2, 2019 @ 16:27 |
53399 bytes | -1 byte | zopfli --i100000 --mls8 --bsr15 --lazy --ohh | December 1, 2019 @ 23:44 |
53400 bytes | -1 byte | zopfli --i10000 --mls8 --bsr15 --lazy --ohh | November 30, 2019 @ 18:37 |
53401 bytes | -1 byte | zopfli --i10000 --mls128 --bsr17 --lazy --ohh | November 30, 2019 @ 05:16 |
53402 bytes | -1 byte | zopfli --i10000 --mls16 --bsr40 --lazy --ohh | November 30, 2019 @ 04:09 |
53403 bytes | -5 bytes | zopfli --i10000 --mls4 --bsr20 --lazy --ohh | November 30, 2019 @ 00:13 |
53408 bytes | -3 bytes | zopfli --i10000 --mls4096 --bsr9 --lazy --ohh | November 29, 2019 @ 23:37 |
53411 bytes | -1 byte | zopfli --i1000 --mls64 --bsr12 --lazy --ohh | November 29, 2019 @ 21:00 |
53412 bytes | -3 bytes | zopfli --i1000 --mls64 --bsr11 --lazy --ohh | November 29, 2019 @ 20:23 |
53415 bytes | – | zopfli --i100 --mls128 --bsr30 --lazy --ohh | November 29, 2019 @ 19:33 |
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 | 53402 | 53403 | 53409 | 53411 | 53405 | 53402 | 53409 | 53407 | 53422 | 53426 | 53412 | 53406 | 53406 | 53440 | 53413 |
4 | 53403 | 53402 | 53408 | 53409 | 53419 | 53420 | 53403 | 53402 | 53415 | 53410 | 53425 | 53412 | 53403 | 53417 | 53408 |
6 | 53434 | 53410 | 53403 | 53409 | 53409 | 53413 | 53401 | 53401 | 53416 | 53416 | 53419 | 53424 | 53414 | 53422 | 53417 |
7 | 53443 | 53403 | 53406 | 53442 | 53419 | 53418 | 53404 | 53415 | 53409 | 53409 | 53417 | 53410 | 53403 | 53423 | 53413 |
8 | 53401 | 53434 | 53428 | 53441 | 53402 | 53417 | 53405 | 53406 | 53414 | 53422 | 53425 | 53413 | 53404 | 53420 | 53416 |
9 | 53435 | 53440 | 53412 | 53403 | 53409 | 53406 | 53409 | 53406 | 53414 | 53414 | 53419 | 53408 | 53401 | 53437 | 53416 |
10 | 53407 | 53433 | 53405 | 53445 | 53415 | 53401 | 53408 | 53403 | 53414 | 53416 | 53419 | 53402 | 53403 | 53429 | 53417 |
11 | 53407 | 53431 | 53408 | 53403 | 53409 | 53401 | 53408 | 53408 | 53414 | 53414 | 53417 | 53408 | 53411 | 53429 | 53416 |
12 | 53402 | 53409 | 53405 | 53440 | 53408 | 53402 | 53404 | 53401 | 53414 | 53415 | 53420 | 53412 | 53414 | 53419 | 53418 |
13 | 53440 | 53431 | 53408 | 53403 | 53416 | 53414 | 53401 | 53407 | 53414 | 53414 | 53421 | 53404 | 53409 | 53421 | 53418 |
14 | 53402 | 53409 | 53438 | 53403 | 53410 | 53418 | 53403 | 53409 | 53414 | 53415 | 53416 | 53413 | 53413 | 53427 | 53412 |
15 | 53429 | 53403 | 53394 | 53403 | 53420 | 53413 | 53405 | 53408 | 53414 | 53414 | 53422 | 53411 | 53402 | 53423 | 53421 |
16 | 53401 | 53401 | 53402 | 53411 | 53410 | 53418 | 53401 | 53403 | 53414 | 53413 | 53417 | 53413 | 53403 | 53422 | 53416 |
17 | 53401 | 53406 | 53407 | 53438 | 53408 | 53412 | 53401 | 53416 | 53415 | 53415 | 53420 | 53413 | 53412 | 53423 | 53418 |
18 | 53429 | 53406 | 53408 | 53403 | 53407 | 53409 | 53401 | 53415 | 53414 | 53414 | 53419 | 53412 | 53412 | 53424 | 53421 |
19 | 53408 | 53412 | 53408 | 53440 | 53408 | 53417 | 53402 | 53402 | 53415 | 53415 | 53420 | 53409 | 53403 | 53424 | 53419 |
20 | 53403 | 53403 | 53408 | 53403 | 53409 | 53418 | 53405 | 53415 | 53414 | 53415 | 53423 | 53416 | 53403 | 53417 | 53419 |
21 | 53430 | 53403 | 53407 | 53403 | 53407 | 53411 | 53401 | 53406 | 53414 | 53415 | 53415 | 53403 | 53412 | 53422 | 53414 |
22 | 53428 | 53430 | 53406 | 53403 | 53405 | 53416 | 53401 | 53407 | 53415 | 53414 | 53417 | 53412 | 53415 | 53419 | 53414 |
23 | 53402 | 53403 | 53434 | 53407 | 53406 | 53418 | 53408 | 53414 | 53415 | 53414 | 53419 | 53403 | 53405 | 53423 | 53418 |
25 | 53402 | 53430 | 53409 | 53438 | 53407 | 53412 | 53402 | 53415 | 53415 | 53415 | 53417 | 53413 | 53414 | 53421 | 53417 |
30 | 53396 | 53408 | 53408 | 53435 | 53408 | 53420 | 53405 | 53403 | 53416 | 53414 | 53419 | 53403 | 53423 | 53429 | 53417 |
40 | 53432 | 53432 | 53411 | 53402 | 53407 | 53415 | 53404 | 53404 | 53414 | 53414 | 53416 | 53412 | 53410 | 53423 | 53417 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53415 bytes | – | 100% |
1,000 | 53411 bytes | -4 bytes | 100% |
10,000 | 53400 bytes | -11 bytes | 100% |
100,000 | 53399 bytes | -1 byte | 0.58% |
1,000,000 | 53394 bytes | -5 bytes | 0.58% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53564 bytes | +170 bytes (+0.32%) | +75 bytes |
1 | 53489 bytes | +95 bytes (+0.18%) | – |
2 | 53517 bytes | +123 bytes (+0.23%) | +28 bytes |
3 | 53542 bytes | +148 bytes (+0.28%) | +53 bytes |
4 | 53564 bytes | +170 bytes (+0.32%) | +75 bytes |
5 | 53575 bytes | +181 bytes (+0.34%) | +86 bytes |
6 | 53565 bytes | +171 bytes (+0.32%) | +76 bytes |
7 | 53601 bytes | +207 bytes (+0.39%) | +112 bytes |
8 | 53621 bytes | +227 bytes (+0.43%) | +132 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 39290 bytes | -14104 bytes (-26.41%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46876 bytes | -6518 bytes (-12.21%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47821 bytes | -5573 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49342 bytes | -4052 bytes (-7.59%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50388 bytes | -3006 bytes (-5.63%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51729 bytes | -1665 bytes (-3.12%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 52014 bytes | -1380 bytes (-2.58%) |