gzip -6 (default) |
9577 bytes (9.4k)
|
local copy |
gzip -9 |
9577 bytes (9.4k)
|
local copy |
libdeflate -12 |
9389 bytes (9.2k)
|
local copy |
7zip -mx=9 -tgzip |
9304 bytes (9.1k)
|
local copy |
zultra |
9254 bytes (9.0k)
|
local copy |
pigz -11 -n |
9218 bytes (9.0k)
|
local copy |
kzip -s0 -rn -b2 |
9206 bytes (9.0k)
|
local copy |
Zopfli |
9204 bytes (9.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 2048 | --mls2048 |
block splitting recursion | 25 | --bsr25 |
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 |
---|---|---|---|
9204 bytes | -1 byte | zopfli --i100000 --mls2048 --bsr25 --lazy --ohh | November 23, 2015 @ 08:34 |
9205 bytes | -3 bytes | zopfli --i1000 --mls512 --bsr7 --lazy --ohh | September 16, 2015 @ 18:55 |
9208 bytes | -1 byte | zopfli --i1000 --mls64 --bsr16 --lazy --ohh | September 16, 2015 @ 18:53 |
9209 bytes | -3 bytes | zopfli --i1000 --mls64 --bsr10 --lazy --ohh | September 16, 2015 @ 18:52 |
9212 bytes | – | zopfli --i100 --mls128 --bsr9 --lazy --ohh | September 11, 2015 @ 11:14 |
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 | 9224 | 9225 | 9218 | 9220 | 9224 | 9223 | 9223 | 9213 | 9213 | 9219 | 9224 | 9233 | 9238 | 9225 | 9224 |
4 | 9214 | 9217 | 9219 | 9207 | 9209 | 9209 | 9220 | 9208 | 9225 | 9236 | 9246 | 9260 | 9249 | 9246 | 9245 |
6 | 9213 | 9214 | 9216 | 9208 | 9208 | 9209 | 9216 | 9211 | 9207 | 9206 | 9215 | 9216 | 9222 | 9221 | 9221 |
7 | 9210 | 9208 | 9206 | 9207 | 9207 | 9206 | 9211 | 9207 | 9204 | 9208 | 9216 | 9224 | 9236 | 9223 | 9223 |
8 | 9222 | 9222 | 9223 | 9223 | 9230 | 9225 | 9220 | 9210 | 9215 | 9207 | 9219 | 9226 | 9229 | 9224 | 9222 |
9 | 9209 | 9209 | 9212 | 9206 | 9207 | 9206 | 9207 | 9207 | 9207 | 9207 | 9216 | 9224 | 9225 | 9225 | 9225 |
10 | 9210 | 9208 | 9208 | 9206 | 9206 | 9206 | 9206 | 9207 | 9207 | 9207 | 9217 | 9224 | 9221 | 9222 | 9222 |
11 | 9208 | 9209 | 9213 | 9206 | 9207 | 9209 | 9207 | 9207 | 9207 | 9208 | 9215 | 9219 | 9226 | 9222 | 9223 |
12 | 9209 | 9209 | 9206 | 9214 | 9207 | 9209 | 9208 | 9207 | 9207 | 9208 | 9217 | 9224 | 9229 | 9223 | 9223 |
13 | 9210 | 9210 | 9210 | 9208 | 9206 | 9206 | 9207 | 9208 | 9207 | 9208 | 9211 | 9231 | 9222 | 9224 | 9222 |
14 | 9210 | 9209 | 9206 | 9206 | 9205 | 9206 | 9207 | 9207 | 9208 | 9208 | 9216 | 9226 | 9228 | 9220 | 9220 |
15 | 9208 | 9206 | 9209 | 9207 | 9205 | 9207 | 9209 | 9207 | 9207 | 9207 | 9216 | 9220 | 9223 | 9221 | 9222 |
16 | 9210 | 9209 | 9209 | 9207 | 9207 | 9207 | 9209 | 9207 | 9206 | 9207 | 9216 | 9226 | 9221 | 9221 | 9221 |
17 | 9209 | 9209 | 9208 | 9207 | 9206 | 9212 | 9207 | 9207 | 9208 | 9208 | 9216 | 9225 | 9225 | 9222 | 9222 |
18 | 9209 | 9213 | 9207 | 9207 | 9206 | 9208 | 9209 | 9208 | 9207 | 9207 | 9221 | 9222 | 9222 | 9225 | 9224 |
19 | 9209 | 9209 | 9206 | 9206 | 9208 | 9207 | 9207 | 9207 | 9207 | 9211 | 9215 | 9222 | 9227 | 9221 | 9221 |
20 | 9209 | 9209 | 9208 | 9207 | 9208 | 9207 | 9209 | 9208 | 9207 | 9208 | 9204 | 9227 | 9227 | 9223 | 9223 |
21 | 9210 | 9209 | 9209 | 9206 | 9207 | 9210 | 9209 | 9207 | 9206 | 9207 | 9204 | 9227 | 9223 | 9221 | 9221 |
22 | 9209 | 9209 | 9206 | 9206 | 9206 | 9206 | 9208 | 9207 | 9207 | 9210 | 9217 | 9220 | 9227 | 9222 | 9222 |
23 | 9210 | 9210 | 9208 | 9206 | 9206 | 9207 | 9208 | 9207 | 9207 | 9207 | 9216 | 9219 | 9227 | 9221 | 9221 |
25 | 9209 | 9207 | 9206 | 9207 | 9206 | 9206 | 9208 | 9207 | 9207 | 9208 | 9204 | 9226 | 9224 | 9221 | 9221 |
30 | 9210 | 9210 | 9209 | 9206 | 9204 | 9206 | 9209 | 9207 | 9207 | 9207 | 9216 | 9224 | 9228 | 9222 | 9224 |
40 | 9210 | 9209 | 9209 | 9207 | 9208 | 9208 | 9210 | 9207 | 9207 | 9206 | 9215 | 9222 | 9226 | 9222 | 9223 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 9210 bytes | – | 100% |
1,000 | 9205 bytes | -5 bytes | 100% |
10,000 | 9205 bytes | – | 100% |
100,000 | 9204 bytes | -1 byte | 2.32% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 9206 bytes | +2 bytes (+0.02%) | – |
1 | 9385 bytes | +181 bytes (+1.97%) | +179 bytes |
2 | 9206 bytes | +2 bytes (+0.02%) | – |
3 | 9213 bytes | +9 bytes (+0.10%) | +7 bytes |
4 | 9235 bytes | +31 bytes (+0.34%) | +29 bytes |
5 | 9272 bytes | +68 bytes (+0.74%) | +66 bytes |
6 | 9311 bytes | +107 bytes (+1.16%) | +105 bytes |
7 | 9348 bytes | +144 bytes (+1.56%) | +142 bytes |
8 | 9382 bytes | +178 bytes (+1.93%) | +176 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 8522 bytes | -682 bytes (-7.41%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 8859 bytes | -345 bytes (-3.75%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 8938 bytes | -266 bytes (-2.89%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 9090 bytes | -114 bytes (-1.24%) |
LZMA2 (Wikipedia) | xz | xz -9 | 9092 bytes | -112 bytes (-1.22%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 9378 bytes | +174 bytes (+1.89%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 9644 bytes | +440 bytes (+4.78%) |