gzip -6 (default) |
4255 bytes (4.2k)
|
local copy |
gzip -9 |
4251 bytes (4.2k)
|
local copy |
cdnjs |
4246 bytes (4.1k)
|
CDN |
Boot |
4235 bytes (4.1k)
|
CDN |
jsdelivr |
4235 bytes (4.1k)
|
CDN |
zultra |
4177 bytes (4.1k)
|
local copy |
libdeflate -12 |
4176 bytes (4.1k)
|
local copy |
7zip -mx=9 -tgzip |
4174 bytes (4.1k)
|
local copy |
kzip -s0 -rn -b1 |
4171 bytes (4.1k)
|
local copy |
pigz -11 -n |
4171 bytes (4.1k)
|
local copy |
Zopfli |
4169 bytes (4.1k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2 | --mls2 |
block splitting recursion | 4 | --bsr4 |
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 | 4246 bytes | e370fa665bd29f9a4adb1702a753bfff | October 24, 2018 @ 19:00 |
Boot | 4235 bytes | e370fa665bd29f9a4adb1702a753bfff | October 24, 2018 @ 19:00 |
jsdelivr | 4235 bytes | e370fa665bd29f9a4adb1702a753bfff | September 20, 2018 @ 10:10 |
Size | Improvement | Parameters | Found |
---|---|---|---|
4169 bytes | -1 byte | zopfli --i100000 --mls2 --bsr4 --lazy --ohh | September 20, 2018 @ 10:25 |
4170 bytes | -1 byte | zopfli --i1000 --mls2 --bsr4 --lazy --ohh | September 20, 2018 @ 10:14 |
4171 bytes | – | zopfli --i100 --mls64 --bsr15 --lazy --ohh | September 20, 2018 @ 10:12 |
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 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 |
4 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 |
6 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4173 | 4173 |
7 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4174 | 4175 | 4175 |
8 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4176 | 4176 |
9 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
10 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4173 | 4173 |
11 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4174 | 4175 | 4175 |
12 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4173 | 4173 |
13 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4176 | 4176 |
14 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4176 | 4176 |
15 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
16 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
17 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4174 | 4174 | 4174 |
18 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
19 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
20 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
21 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
22 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
23 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4176 | 4176 |
25 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4176 | 4176 |
30 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4175 | 4175 | 4175 |
40 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4169 | 4176 | 4176 | 4176 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 4171 bytes | – | 100% |
1,000 | 4170 bytes | -1 byte | 100% |
10,000 | 4170 bytes | – | 100% |
100,000 | 4169 bytes | -1 byte | 81.16% |
1,000,000 | 4169 bytes | – | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 4172 bytes | +3 bytes (+0.07%) | +1 byte |
1 | 4171 bytes | +2 bytes (+0.05%) | – |
2 | 4189 bytes | +20 bytes (+0.48%) | +18 bytes |
3 | 4222 bytes | +53 bytes (+1.27%) | +51 bytes |
4 | 4245 bytes | +76 bytes (+1.82%) | +74 bytes |
5 | 4278 bytes | +109 bytes (+2.61%) | +107 bytes |
6 | 4302 bytes | +133 bytes (+3.19%) | +131 bytes |
7 | 4339 bytes | +170 bytes (+4.08%) | +168 bytes |
8 | 4371 bytes | +202 bytes (+4.85%) | +200 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 3731 bytes | -438 bytes (-10.51%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 3852 bytes | -317 bytes (-7.60%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 4203 bytes | +34 bytes (+0.82%) |
LZMA2 (Wikipedia) | xz | xz -9 | 4244 bytes | +75 bytes (+1.80%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 4288 bytes | +119 bytes (+2.85%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 4360 bytes | +191 bytes (+4.58%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 4674 bytes | +505 bytes (+12.11%) |