gzip -6 (default) |
4073 bytes (4.0k)
|
local copy |
gzip -9 |
4070 bytes (4.0k)
|
local copy |
cdnjs |
4063 bytes (4.0k)
|
CDN |
jsdelivr |
4053 bytes (4.0k)
|
CDN |
libdeflate -12 |
3993 bytes (3.9k)
|
local copy |
zultra |
3993 bytes (3.9k)
|
local copy |
pigz -11 -n |
3991 bytes (3.9k)
|
local copy |
7zip -mx=9 -tgzip |
3990 bytes (3.9k)
|
local copy |
kzip -s0 -rn -b1 |
3988 bytes (3.9k)
|
local copy |
Zopfli |
3987 bytes (3.9k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000 | --i1000 |
maximum blocks | 8 | --mb8 |
maximum length score | 4096 | --mls4096 |
block splitting recursion | 8 | --bsr8 |
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 |
CDN | Size (compressed) | MD5 (uncompressed) | Timestamp |
---|---|---|---|
cdnjs | 4063 bytes | 811529b009007135c0389cafe622e136 | October 24, 2018 @ 19:00 |
jsdelivr | 4053 bytes | 811529b009007135c0389cafe622e136 | September 17, 2018 @ 13:13 |
Size | Improvement | Parameters | Found |
---|---|---|---|
3987 bytes | -2 bytes | zopfli --i1000 --mls4096 --bsr8 --lazy --ohh | September 17, 2018 @ 13:23 |
3989 bytes | – | zopfli --i100 --mls4096 --bsr15 --lazy --ohh | September 17, 2018 @ 13:21 |
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 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3997 | 3997 |
4 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3991 | 3997 | 3997 |
6 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3993 | 3993 | 3993 |
7 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3992 |
8 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3996 | 3996 |
9 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3995 | 3995 |
10 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3994 |
11 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3993 | 3993 |
12 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3997 | 3997 |
13 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3994 | 3994 |
14 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3994 | 3994 |
15 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3995 | 3995 |
16 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3992 | 3992 |
17 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3994 |
18 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3994 | 3994 |
19 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3991 | 3992 | 3992 |
20 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3992 | 3992 |
21 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3993 | 3993 |
22 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3994 | 3994 |
23 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3995 | 3995 |
25 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3993 | 3993 | 3993 |
30 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3994 | 3995 | 3995 |
40 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3987 | 3992 | 3992 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 3989 bytes | – | 100% |
1,000 | 3987 bytes | -2 bytes | 100% |
10,000 | 3987 bytes | – | 100% |
100,000 | 3987 bytes | – | 82.32% |
1,000,000 | 3987 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 3988 bytes | +1 byte (+0.03%) | – |
1 | 3988 bytes | +1 byte (+0.03%) | – |
2 | 4007 bytes | +20 bytes (+0.50%) | +19 bytes |
3 | 4032 bytes | +45 bytes (+1.13%) | +44 bytes |
4 | 4065 bytes | +78 bytes (+1.96%) | +77 bytes |
5 | 4093 bytes | +106 bytes (+2.66%) | +105 bytes |
6 | 4128 bytes | +141 bytes (+3.54%) | +140 bytes |
7 | 4167 bytes | +180 bytes (+4.51%) | +179 bytes |
8 | 4203 bytes | +216 bytes (+5.42%) | +215 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 3569 bytes | -418 bytes (-10.48%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3698 bytes | -289 bytes (-7.25%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4017 bytes | +30 bytes (+0.75%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 4059 bytes | +72 bytes (+1.81%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4068 bytes | +81 bytes (+2.03%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4147 bytes | +160 bytes (+4.01%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4521 bytes | +534 bytes (+13.39%) |