gzip -6 (default) |
55472 bytes (54.2k)
|
local copy |
gzip -9 |
55408 bytes (54.1k)
|
local copy |
libdeflate -12 |
52748 bytes (51.5k)
|
local copy |
7zip -mx=9 -tgzip |
52722 bytes (51.5k)
|
local copy |
pigz -11 -n |
52691 bytes (51.5k)
|
local copy |
zultra |
52681 bytes (51.4k)
|
local copy |
kzip -s0 -rn -b1 |
52674 bytes (51.4k)
|
local copy |
Zopfli |
52584 bytes (51.4k)
|
local copy |
Zopfli (defluff) |
52581 bytes (51.3k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 32 | --mls32 |
block splitting recursion | 11 | --bsr11 |
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 |
---|---|---|---|
52584 bytes | -4 bytes | zopfli --i1000000 --mls32 --bsr11 --lazy --ohh | March 22, 2016 @ 19:44 |
52588 bytes | -1 byte | zopfli --i1000000 --mls16 --bsr15 --lazy --ohh | March 22, 2016 @ 04:01 |
52589 bytes | -1 byte | zopfli --i100000 --mls16 --bsr15 --lazy --ohh | March 21, 2016 @ 13:55 |
52590 bytes | -1 byte | zopfli --i100000 --mls8192 --bsr22 --lazy --ohh | March 21, 2016 @ 12:22 |
52591 bytes | -4 bytes | zopfli --i10000 --mls8192 --bsr23 --lazy --ohh | March 21, 2016 @ 10:51 |
52595 bytes | -4 bytes | zopfli --i10000 --mls512 --bsr22 --lazy --ohh | March 21, 2016 @ 10:26 |
52599 bytes | -2 bytes | zopfli --i1000 --mls16 --bsr15 --lazy --ohh | March 21, 2016 @ 10:16 |
52601 bytes | -2 bytes | zopfli --i1000 --mls64 --bsr23 --lazy --ohh | March 21, 2016 @ 10:15 |
52603 bytes | – | zopfli --i100 --mls2 --bsr11 --lazy --ohh | March 21, 2016 @ 10:03 |
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 | 52595 | 52596 | 52594 | 52596 | 52592 | 52592 | 52605 | 52604 | 52596 | 52611 | 52610 | 52599 | 52601 | 52607 | 52604 |
4 | 52592 | 52599 | 52594 | 52597 | 52595 | 52600 | 52599 | 52601 | 52600 | 52606 | 52601 | 52592 | 52606 | 52619 | 52604 |
6 | 52594 | 52595 | 52596 | 52597 | 52600 | 52611 | 52603 | 52607 | 52594 | 52607 | 52596 | 52609 | 52601 | 52603 | 52605 |
7 | 52592 | 52595 | 52594 | 52590 | 52632 | 52602 | 52593 | 52601 | 52601 | 52608 | 52603 | 52592 | 52598 | 52603 | 52614 |
8 | 52594 | 52593 | 52632 | 52592 | 52596 | 52588 | 52596 | 52593 | 52594 | 52604 | 52606 | 52609 | 52606 | 52604 | 52606 |
9 | 52593 | 52593 | 52594 | 52592 | 52594 | 52592 | 52594 | 52609 | 52595 | 52607 | 52598 | 52593 | 52606 | 52599 | 52612 |
10 | 52590 | 52598 | 52594 | 52592 | 52590 | 52592 | 52596 | 52593 | 52600 | 52603 | 52599 | 52593 | 52588 | 52612 | 52607 |
11 | 52595 | 52595 | 52595 | 52590 | 52584 | 52593 | 52607 | 52607 | 52605 | 52606 | 52602 | 52605 | 52602 | 52613 | 52606 |
12 | 52592 | 52595 | 52593 | 52592 | 52593 | 52595 | 52597 | 52597 | 52607 | 52607 | 52601 | 52593 | 52601 | 52617 | 52602 |
13 | 52594 | 52599 | 52593 | 52592 | 52590 | 52607 | 52599 | 52597 | 52604 | 52607 | 52601 | 52594 | 52603 | 52608 | 52606 |
14 | 52592 | 52594 | 52596 | 52594 | 52592 | 52593 | 52598 | 52596 | 52598 | 52606 | 52606 | 52596 | 52595 | 52608 | 52605 |
15 | 52589 | 52595 | 52594 | 52588 | 52598 | 52590 | 52593 | 52597 | 52602 | 52605 | 52604 | 52596 | 52602 | 52604 | 52608 |
16 | 52592 | 52597 | 52593 | 52596 | 52596 | 52592 | 52593 | 52610 | 52606 | 52609 | 52603 | 52601 | 52602 | 52607 | 52614 |
17 | 52594 | 52597 | 52593 | 52592 | 52592 | 52590 | 52594 | 52596 | 52596 | 52604 | 52605 | 52610 | 52601 | 52611 | 52608 |
18 | 52598 | 52597 | 52595 | 52593 | 52593 | 52603 | 52598 | 52609 | 52605 | 52606 | 52604 | 52600 | 52597 | 52618 | 52605 |
19 | 52592 | 52596 | 52594 | 52592 | 52584 | 52593 | 52600 | 52598 | 52602 | 52607 | 52596 | 52591 | 52603 | 52603 | 52607 |
20 | 52594 | 52595 | 52594 | 52596 | 52593 | 52592 | 52593 | 52592 | 52597 | 52607 | 52604 | 52595 | 52596 | 52607 | 52614 |
21 | 52593 | 52595 | 52593 | 52593 | 52598 | 52610 | 52598 | 52610 | 52592 | 52603 | 52603 | 52593 | 52592 | 52617 | 52609 |
22 | 52593 | 52594 | 52594 | 52596 | 52597 | 52608 | 52598 | 52597 | 52595 | 52606 | 52605 | 52591 | 52590 | 52599 | 52607 |
23 | 52597 | 52593 | 52593 | 52596 | 52593 | 52588 | 52608 | 52608 | 52601 | 52604 | 52601 | 52596 | 52590 | 52603 | 52606 |
25 | 52588 | 52598 | 52597 | 52592 | 52596 | 52592 | 52607 | 52608 | 52597 | 52602 | 52604 | 52594 | 52602 | 52610 | 52609 |
30 | 52588 | 52594 | 52588 | 52592 | 52597 | 52598 | 52593 | 52609 | 52609 | 52604 | 52606 | 52592 | 52593 | 52603 | 52615 |
40 | 52592 | 52593 | 52593 | 52588 | 52584 | 52588 | 52593 | 52608 | 52595 | 52604 | 52604 | 52596 | 52602 | 52603 | 52606 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52603 bytes | – | 100% |
1,000 | 52599 bytes | -4 bytes | 100% |
10,000 | 52591 bytes | -8 bytes | 100% |
100,000 | 52589 bytes | -2 bytes | 6.96% |
1,000,000 | 52584 bytes | -5 bytes | 3.77% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52736 bytes | +152 bytes (+0.29%) | +62 bytes |
1 | 52674 bytes | +90 bytes (+0.17%) | – |
2 | 52703 bytes | +119 bytes (+0.23%) | +29 bytes |
3 | 52727 bytes | +143 bytes (+0.27%) | +53 bytes |
4 | 52730 bytes | +146 bytes (+0.28%) | +56 bytes |
5 | 52761 bytes | +177 bytes (+0.34%) | +87 bytes |
6 | 52805 bytes | +221 bytes (+0.42%) | +131 bytes |
7 | 52839 bytes | +255 bytes (+0.48%) | +165 bytes |
8 | 52854 bytes | +270 bytes (+0.51%) | +180 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38743 bytes | -13841 bytes (-26.32%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46196 bytes | -6388 bytes (-12.15%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47111 bytes | -5473 bytes (-10.41%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48636 bytes | -3948 bytes (-7.51%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49632 bytes | -2952 bytes (-5.61%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51157 bytes | -1427 bytes (-2.71%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51392 bytes | -1192 bytes (-2.27%) |