gzip -6 (default) |
55582 bytes (54.3k)
|
local copy |
gzip -9 |
55517 bytes (54.2k)
|
local copy |
libdeflate -12 |
52884 bytes (51.6k)
|
local copy |
7zip -mx=9 -tgzip |
52832 bytes (51.6k)
|
local copy |
pigz -11 -n |
52804 bytes (51.6k)
|
local copy |
zultra |
52787 bytes (51.5k)
|
local copy |
kzip -s0 -rn -b1 |
52782 bytes (51.5k)
|
local copy |
Zopfli |
52692 bytes (51.5k)
|
local copy |
Zopfli (defluff) |
52689 bytes (51.5k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 16 | --mls16 |
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 |
---|---|---|---|
52692 bytes | -2 bytes | zopfli --i1000000 --mls16 --bsr11 --lazy --ohh | March 15, 2022 @ 16:32 |
52694 bytes | -1 byte | zopfli --i1000000 --mls64 --bsr14 --lazy --ohh | January 29, 2020 @ 22:41 |
52695 bytes | -4 bytes | zopfli --i10000 --mls64 --bsr14 --lazy --ohh | March 15, 2017 @ 20:03 |
52699 bytes | -1 byte | zopfli --i10000 --mls4 --bsr8 --lazy --ohh | March 15, 2017 @ 18:37 |
52700 bytes | -6 bytes | zopfli --i10000 --mls2 --bsr20 --lazy --ohh | March 15, 2017 @ 18:21 |
52706 bytes | -2 bytes | zopfli --i1000 --mls512 --bsr22 --lazy --ohh | March 15, 2017 @ 15:08 |
52708 bytes | -2 bytes | zopfli --i1000 --mls16 --bsr4 --lazy --ohh | March 15, 2017 @ 15:07 |
52710 bytes | – | zopfli --i100 --mls2 --bsr15 --lazy --ohh | March 11, 2017 @ 03:00 |
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 | 52705 | 52705 | 52706 | 52705 | 52708 | 52708 | 52710 | 52712 | 52745 | 52706 | 52711 | 52707 | 52718 | 52727 | 52713 |
4 | 52720 | 52708 | 52708 | 52700 | 52707 | 52708 | 52704 | 52703 | 52705 | 52711 | 52710 | 52703 | 52712 | 52718 | 52714 |
6 | 52702 | 52710 | 52706 | 52704 | 52707 | 52716 | 52714 | 52715 | 52706 | 52707 | 52711 | 52701 | 52712 | 52725 | 52715 |
7 | 52740 | 52742 | 52702 | 52709 | 52707 | 52707 | 52701 | 52702 | 52705 | 52706 | 52703 | 52702 | 52707 | 52725 | 52717 |
8 | 52702 | 52699 | 52703 | 52700 | 52708 | 52711 | 52702 | 52708 | 52718 | 52711 | 52711 | 52705 | 52714 | 52711 | 52712 |
9 | 52705 | 52704 | 52702 | 52707 | 52703 | 52702 | 52704 | 52701 | 52711 | 52712 | 52714 | 52725 | 52713 | 52721 | 52716 |
10 | 52701 | 52704 | 52705 | 52699 | 52704 | 52701 | 52701 | 52702 | 52704 | 52715 | 52707 | 52705 | 52711 | 52723 | 52718 |
11 | 52703 | 52701 | 52704 | 52692 | 52701 | 52702 | 52702 | 52717 | 52704 | 52714 | 52710 | 52708 | 52714 | 52714 | 52713 |
12 | 52702 | 52699 | 52704 | 52699 | 52701 | 52702 | 52704 | 52701 | 52710 | 52714 | 52713 | 52701 | 52710 | 52728 | 52711 |
13 | 52707 | 52708 | 52702 | 52707 | 52704 | 52707 | 52704 | 52701 | 52711 | 52714 | 52704 | 52710 | 52710 | 52722 | 52712 |
14 | 52708 | 52699 | 52702 | 52700 | 52703 | 52694 | 52701 | 52704 | 52705 | 52714 | 52711 | 52704 | 52713 | 52712 | 52714 |
15 | 52700 | 52699 | 52702 | 52700 | 52709 | 52702 | 52712 | 52702 | 52704 | 52713 | 52710 | 52702 | 52710 | 52721 | 52708 |
16 | 52705 | 52702 | 52702 | 52705 | 52709 | 52703 | 52704 | 52701 | 52705 | 52715 | 52705 | 52702 | 52713 | 52714 | 52713 |
17 | 52702 | 52704 | 52703 | 52700 | 52701 | 52701 | 52702 | 52702 | 52711 | 52711 | 52710 | 52706 | 52710 | 52720 | 52715 |
18 | 52708 | 52709 | 52703 | 52700 | 52700 | 52706 | 52717 | 52706 | 52712 | 52713 | 52712 | 52704 | 52710 | 52722 | 52714 |
19 | 52711 | 52701 | 52704 | 52700 | 52700 | 52700 | 52702 | 52700 | 52705 | 52713 | 52707 | 52708 | 52711 | 52710 | 52711 |
20 | 52700 | 52702 | 52713 | 52702 | 52700 | 52705 | 52702 | 52701 | 52704 | 52707 | 52711 | 52708 | 52711 | 52714 | 52714 |
21 | 52701 | 52704 | 52704 | 52692 | 52710 | 52717 | 52708 | 52717 | 52704 | 52707 | 52714 | 52708 | 52710 | 52720 | 52714 |
22 | 52704 | 52702 | 52702 | 52700 | 52710 | 52705 | 52702 | 52706 | 52700 | 52713 | 52706 | 52704 | 52712 | 52712 | 52716 |
23 | 52699 | 52700 | 52701 | 52701 | 52700 | 52702 | 52717 | 52717 | 52710 | 52711 | 52705 | 52706 | 52710 | 52711 | 52714 |
25 | 52703 | 52700 | 52702 | 52700 | 52702 | 52700 | 52702 | 52702 | 52705 | 52711 | 52713 | 52700 | 52710 | 52722 | 52711 |
30 | 52705 | 52702 | 52702 | 52701 | 52706 | 52702 | 52702 | 52704 | 52705 | 52715 | 52710 | 52704 | 52710 | 52721 | 52709 |
40 | 52700 | 52699 | 52705 | 52700 | 52703 | 52717 | 52703 | 52721 | 52715 | 52711 | 52710 | 52702 | 52710 | 52720 | 52711 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52710 bytes | – | 100% |
1,000 | 52706 bytes | -4 bytes | 100% |
10,000 | 52695 bytes | -11 bytes | 100% |
100,000 | 52695 bytes | – | 0.87% |
1,000,000 | 52692 bytes | -3 bytes | 0.87% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 52842 bytes | +150 bytes (+0.28%) | +60 bytes |
1 | 52782 bytes | +90 bytes (+0.17%) | – |
2 | 52814 bytes | +122 bytes (+0.23%) | +32 bytes |
3 | 52830 bytes | +138 bytes (+0.26%) | +48 bytes |
4 | 52842 bytes | +150 bytes (+0.28%) | +60 bytes |
5 | 52873 bytes | +181 bytes (+0.34%) | +91 bytes |
6 | 52905 bytes | +213 bytes (+0.40%) | +123 bytes |
7 | 52949 bytes | +257 bytes (+0.49%) | +167 bytes |
8 | 52969 bytes | +277 bytes (+0.53%) | +187 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38808 bytes | -13884 bytes (-26.35%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46291 bytes | -6401 bytes (-12.15%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47201 bytes | -5491 bytes (-10.42%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48695 bytes | -3997 bytes (-7.59%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49744 bytes | -2948 bytes (-5.59%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51258 bytes | -1434 bytes (-2.72%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51497 bytes | -1195 bytes (-2.27%) |