gzip -6 (default) |
54035 bytes (52.8k)
|
local copy |
gzip -9 |
53987 bytes (52.7k)
|
local copy |
7zip -mx=9 -tgzip |
51404 bytes (50.2k)
|
local copy |
libdeflate -12 |
51353 bytes (50.1k)
|
local copy |
kzip -s0 -rn -b1 |
51317 bytes (50.1k)
|
local copy |
zultra |
51316 bytes (50.1k)
|
local copy |
pigz -11 -n |
51315 bytes (50.1k)
|
local copy |
Zopfli |
51221 bytes (50.0k)
|
local copy |
Zopfli (defluff) |
51219 bytes (50.0k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 16 | --bsr16 |
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 |
---|---|---|---|
51221 bytes | -2 bytes | zopfli --i1000000 --mls8 --bsr16 --lazy --ohh | March 16, 2022 @ 13:54 |
51223 bytes | -5 bytes | zopfli --i100000 --mls2 --bsr11 --lazy --ohh | June 10, 2016 @ 14:35 |
51228 bytes | -1 byte | zopfli --i10000 --mls2 --bsr11 --lazy --ohh | June 10, 2016 @ 13:22 |
51229 bytes | -2 bytes | zopfli --i100000 --mls2 --bsr19 --lazy --ohh | June 10, 2016 @ 09:48 |
51231 bytes | -5 bytes | zopfli --i10000 --mls2 --bsr19 --lazy --ohh | June 10, 2016 @ 08:47 |
51236 bytes | -4 bytes | zopfli --i1000 --mls2 --bsr19 --lazy --ohh | June 10, 2016 @ 08:41 |
51240 bytes | – | zopfli --i100 --mls2 --bsr19 --lazy --ohh | June 9, 2016 @ 18:18 |
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 | 51234 | 51235 | 51235 | 51236 | 51234 | 51241 | 51236 | 51240 | 51246 | 51253 | 51255 | 51252 | 51257 | 51260 | 51266 |
4 | 51240 | 51232 | 51272 | 51247 | 51234 | 51236 | 51236 | 51237 | 51237 | 51249 | 51237 | 51245 | 51247 | 51246 | 51239 |
6 | 51237 | 51257 | 51237 | 51251 | 51237 | 51233 | 51232 | 51237 | 51237 | 51245 | 51237 | 51244 | 51244 | 51237 | 51243 |
7 | 51234 | 51268 | 51256 | 51239 | 51235 | 51237 | 51238 | 51248 | 51237 | 51233 | 51236 | 51247 | 51244 | 51241 | 51242 |
8 | 51275 | 51275 | 51248 | 51250 | 51238 | 51233 | 51233 | 51237 | 51238 | 51239 | 51238 | 51242 | 51240 | 51244 | 51244 |
9 | 51230 | 51238 | 51250 | 51244 | 51233 | 51234 | 51234 | 51233 | 51237 | 51246 | 51253 | 51249 | 51242 | 51242 | 51251 |
10 | 51239 | 51235 | 51237 | 51276 | 51235 | 51237 | 51234 | 51239 | 51237 | 51236 | 51237 | 51247 | 51243 | 51233 | 51250 |
11 | 51223 | 51232 | 51249 | 51254 | 51235 | 51236 | 51237 | 51236 | 51243 | 51246 | 51239 | 51243 | 51242 | 51248 | 51249 |
12 | 51231 | 51268 | 51270 | 51249 | 51233 | 51233 | 51236 | 51237 | 51237 | 51246 | 51239 | 51247 | 51244 | 51251 | 51264 |
13 | 51270 | 51230 | 51268 | 51238 | 51236 | 51237 | 51233 | 51236 | 51242 | 51241 | 51238 | 51244 | 51243 | 51243 | 51256 |
14 | 51270 | 51245 | 51272 | 51274 | 51235 | 51237 | 51231 | 51241 | 51237 | 51250 | 51240 | 51250 | 51243 | 51249 | 51236 |
15 | 51222 | 51232 | 51247 | 51249 | 51233 | 51237 | 51236 | 51242 | 51237 | 51248 | 51237 | 51246 | 51243 | 51235 | 51237 |
16 | 51236 | 51246 | 51221 | 51249 | 51237 | 51234 | 51233 | 51239 | 51237 | 51248 | 51236 | 51245 | 51243 | 51241 | 51237 |
17 | 51234 | 51230 | 51230 | 51271 | 51236 | 51237 | 51233 | 51237 | 51237 | 51251 | 51238 | 51243 | 51243 | 51235 | 51233 |
18 | 51223 | 51265 | 51232 | 51249 | 51235 | 51233 | 51233 | 51235 | 51236 | 51246 | 51238 | 51243 | 51244 | 51244 | 51250 |
19 | 51229 | 51274 | 51247 | 51266 | 51237 | 51237 | 51233 | 51237 | 51238 | 51241 | 51240 | 51243 | 51242 | 51235 | 51245 |
20 | 51232 | 51265 | 51231 | 51254 | 51236 | 51237 | 51233 | 51239 | 51238 | 51246 | 51242 | 51243 | 51243 | 51249 | 51237 |
21 | 51225 | 51231 | 51247 | 51248 | 51232 | 51233 | 51234 | 51239 | 51243 | 51246 | 51240 | 51243 | 51242 | 51249 | 51245 |
22 | 51237 | 51231 | 51272 | 51274 | 51235 | 51233 | 51238 | 51236 | 51237 | 51245 | 51244 | 51245 | 51243 | 51236 | 51249 |
23 | 51234 | 51235 | 51231 | 51275 | 51235 | 51236 | 51233 | 51239 | 51244 | 51248 | 51242 | 51243 | 51244 | 51250 | 51243 |
25 | 51226 | 51270 | 51269 | 51247 | 51236 | 51236 | 51234 | 51236 | 51250 | 51247 | 51241 | 51246 | 51244 | 51249 | 51243 |
30 | 51230 | 51232 | 51269 | 51246 | 51235 | 51234 | 51236 | 51237 | 51237 | 51245 | 51239 | 51243 | 51243 | 51237 | 51237 |
40 | 51232 | 51232 | 51230 | 51252 | 51236 | 51237 | 51238 | 51239 | 51237 | 51246 | 51240 | 51245 | 51241 | 51248 | 51246 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 51240 bytes | – | 100% |
1,000 | 51235 bytes | -5 bytes | 100% |
10,000 | 51228 bytes | -7 bytes | 100% |
100,000 | 51223 bytes | -5 bytes | 2.03% |
1,000,000 | 51221 bytes | -2 bytes | 1.16% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 51371 bytes | +150 bytes (+0.29%) | +54 bytes |
1 | 51317 bytes | +96 bytes (+0.19%) | – |
2 | 51351 bytes | +130 bytes (+0.25%) | +34 bytes |
3 | 51379 bytes | +158 bytes (+0.31%) | +62 bytes |
4 | 51373 bytes | +152 bytes (+0.30%) | +56 bytes |
5 | 51432 bytes | +211 bytes (+0.41%) | +115 bytes |
6 | 51432 bytes | +211 bytes (+0.41%) | +115 bytes |
7 | 51452 bytes | +231 bytes (+0.45%) | +135 bytes |
8 | 51466 bytes | +245 bytes (+0.48%) | +149 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 37737 bytes | -13484 bytes (-26.33%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 44979 bytes | -6242 bytes (-12.19%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 45848 bytes | -5373 bytes (-10.49%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 47184 bytes | -4037 bytes (-7.88%) |
LZMA2 (Wikipedia) | xz | xz -9 | 48244 bytes | -2977 bytes (-5.81%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 49781 bytes | -1440 bytes (-2.81%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 49968 bytes | -1253 bytes (-2.45%) |