gzip -6 (default) |
8972 bytes (8.8k)
|
local copy |
gzip -9 |
8972 bytes (8.8k)
|
local copy |
libdeflate -12 |
8783 bytes (8.6k)
|
local copy |
7zip -mx=9 -tgzip |
8705 bytes (8.5k)
|
local copy |
zultra |
8645 bytes (8.4k)
|
local copy |
pigz -11 -n |
8635 bytes (8.4k)
|
local copy |
kzip -s0 -rn -b0 |
8625 bytes (8.4k)
|
local copy |
Zopfli |
8610 bytes (8.4k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 9 | --bsr9 |
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 |
---|---|---|---|
8610 bytes | -1 byte | zopfli --i100000 --mls8 --bsr9 --lazy --ohh | November 23, 2015 @ 12:06 |
8611 bytes | -1 byte | zopfli --i10000 --mls8 --bsr25 --lazy --ohh | November 23, 2015 @ 08:23 |
8612 bytes | -2 bytes | zopfli --i10000 --mls2 --bsr6 --lazy --ohh | November 23, 2015 @ 08:21 |
8614 bytes | -1 byte | zopfli --i1000 --mls8 --bsr13 --lazy --ohh | September 20, 2015 @ 19:08 |
8615 bytes | -1 byte | zopfli --i1000 --mls8 --bsr14 --lazy --ohh | September 20, 2015 @ 19:07 |
8616 bytes | -1 byte | zopfli --i1000 --mls1024 --bsr7 --lazy --ohh | September 16, 2015 @ 19:02 |
8617 bytes | -3 bytes | zopfli --i1000 --mls256 --bsr12 --lazy --ohh | September 16, 2015 @ 19:01 |
8620 bytes | -1 byte | zopfli --i1000 --mls256 --bsr13 --lazy --ohh | September 16, 2015 @ 19:01 |
8621 bytes | – | zopfli --i100 --mls16384 --bsr14 --lazy --ohh | September 11, 2015 @ 14:50 |
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 | 8631 | 8630 | 8632 | 8633 | 8635 | 8633 | 8628 | 8619 | 8621 | 8631 | 8628 | 8628 | 8625 | 8638 | 8637 |
4 | 8614 | 8616 | 8616 | 8614 | 8617 | 8614 | 8623 | 8619 | 8654 | 8642 | 8639 | 8648 | 8618 | 8652 | 8658 |
6 | 8612 | 8617 | 8612 | 8614 | 8617 | 8614 | 8621 | 8620 | 8614 | 8613 | 8624 | 8623 | 8620 | 8621 | 8621 |
7 | 8614 | 8617 | 8615 | 8615 | 8614 | 8614 | 8616 | 8619 | 8615 | 8613 | 8621 | 8618 | 8620 | 8620 | 8626 |
8 | 8628 | 8631 | 8632 | 8633 | 8633 | 8632 | 8628 | 8624 | 8625 | 8614 | 8619 | 8619 | 8622 | 8636 | 8636 |
9 | 8617 | 8617 | 8610 | 8614 | 8614 | 8614 | 8617 | 8617 | 8616 | 8613 | 8622 | 8621 | 8622 | 8620 | 8620 |
10 | 8617 | 8613 | 8614 | 8614 | 8618 | 8614 | 8616 | 8615 | 8614 | 8613 | 8619 | 8618 | 8618 | 8618 | 8618 |
11 | 8616 | 8616 | 8615 | 8614 | 8614 | 8614 | 8614 | 8619 | 8614 | 8614 | 8618 | 8619 | 8618 | 8621 | 8622 |
12 | 8617 | 8618 | 8616 | 8615 | 8616 | 8614 | 8614 | 8615 | 8613 | 8614 | 8622 | 8619 | 8619 | 8620 | 8620 |
13 | 8616 | 8617 | 8612 | 8614 | 8615 | 8614 | 8617 | 8619 | 8613 | 8614 | 8619 | 8622 | 8620 | 8618 | 8618 |
14 | 8617 | 8617 | 8613 | 8614 | 8615 | 8614 | 8614 | 8616 | 8613 | 8613 | 8621 | 8619 | 8619 | 8616 | 8616 |
15 | 8616 | 8617 | 8615 | 8614 | 8616 | 8614 | 8614 | 8618 | 8614 | 8614 | 8622 | 8620 | 8620 | 8617 | 8617 |
16 | 8616 | 8618 | 8612 | 8614 | 8615 | 8614 | 8618 | 8616 | 8614 | 8614 | 8619 | 8617 | 8618 | 8616 | 8616 |
17 | 8617 | 8618 | 8613 | 8614 | 8619 | 8614 | 8614 | 8621 | 8615 | 8614 | 8617 | 8620 | 8620 | 8622 | 8622 |
18 | 8614 | 8617 | 8613 | 8614 | 8614 | 8614 | 8617 | 8619 | 8615 | 8614 | 8622 | 8620 | 8619 | 8619 | 8616 |
19 | 8617 | 8616 | 8616 | 8615 | 8614 | 8614 | 8614 | 8616 | 8614 | 8613 | 8623 | 8619 | 8617 | 8620 | 8620 |
20 | 8616 | 8613 | 8615 | 8616 | 8615 | 8614 | 8614 | 8619 | 8614 | 8614 | 8621 | 8621 | 8618 | 8619 | 8619 |
21 | 8617 | 8616 | 8615 | 8614 | 8619 | 8614 | 8614 | 8616 | 8614 | 8613 | 8618 | 8617 | 8617 | 8619 | 8619 |
22 | 8614 | 8618 | 8615 | 8617 | 8618 | 8614 | 8614 | 8619 | 8615 | 8614 | 8621 | 8620 | 8618 | 8622 | 8622 |
23 | 8616 | 8617 | 8616 | 8614 | 8614 | 8614 | 8614 | 8616 | 8615 | 8613 | 8619 | 8620 | 8617 | 8619 | 8619 |
25 | 8616 | 8613 | 8610 | 8614 | 8615 | 8614 | 8614 | 8616 | 8613 | 8613 | 8622 | 8618 | 8620 | 8618 | 8618 |
30 | 8616 | 8617 | 8615 | 8614 | 8614 | 8614 | 8617 | 8613 | 8615 | 8619 | 8622 | 8621 | 8620 | 8620 | 8620 |
40 | 8617 | 8615 | 8615 | 8615 | 8614 | 8614 | 8614 | 8619 | 8615 | 8614 | 8621 | 8617 | 8617 | 8619 | 8619 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 8615 bytes | – | 100% |
1,000 | 8614 bytes | -1 byte | 100% |
10,000 | 8611 bytes | -3 bytes | 100% |
100,000 | 8610 bytes | -1 byte | 2.90% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 8625 bytes | +15 bytes (+0.17%) | – |
1 | 8778 bytes | +168 bytes (+1.95%) | +153 bytes |
2 | 8626 bytes | +16 bytes (+0.19%) | +1 byte |
3 | 8634 bytes | +24 bytes (+0.28%) | +9 bytes |
4 | 8655 bytes | +45 bytes (+0.52%) | +30 bytes |
5 | 8688 bytes | +78 bytes (+0.91%) | +63 bytes |
6 | 8727 bytes | +117 bytes (+1.36%) | +102 bytes |
7 | 8744 bytes | +134 bytes (+1.56%) | +119 bytes |
8 | 8776 bytes | +166 bytes (+1.93%) | +151 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 7949 bytes | -661 bytes (-7.68%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 8275 bytes | -335 bytes (-3.89%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 8355 bytes | -255 bytes (-2.96%) |
LZMA2 (Wikipedia) | xz | xz -9 | 8500 bytes | -110 bytes (-1.28%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 8560 bytes | -50 bytes (-0.58%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 8760 bytes | +150 bytes (+1.74%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 8994 bytes | +384 bytes (+4.46%) |