gzip -6 (default) |
55965 bytes (54.7k)
|
local copy |
gzip -9 |
55907 bytes (54.6k)
|
local copy |
libdeflate -12 |
53254 bytes (52.0k)
|
local copy |
7zip -mx=9 -tgzip |
53238 bytes (52.0k)
|
local copy |
pigz -11 -n |
53161 bytes (51.9k)
|
local copy |
zultra |
53158 bytes (51.9k)
|
local copy |
kzip -s0 -rn -b1 |
53156 bytes (51.9k)
|
local copy |
Zopfli |
53070 bytes (51.8k)
|
local copy |
Zopfli (defluff) |
53068 bytes (51.8k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 15 | --bsr15 |
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 |
---|---|---|---|
53070 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr15 --lazy --ohh | September 28, 2017 @ 22:11 |
53071 bytes | -1 byte | zopfli --i100000 --mls8 --bsr15 --lazy --ohh | September 28, 2017 @ 07:03 |
53072 bytes | -2 bytes | zopfli --i100000 --mls2 --bsr8 --lazy --ohh | September 28, 2017 @ 06:30 |
53074 bytes | -7 bytes | zopfli --i10000 --mls2 --bsr8 --lazy --ohh | September 27, 2017 @ 16:51 |
53081 bytes | -1 byte | zopfli --i1000 --mls2 --bsr25 --lazy --ohh | September 27, 2017 @ 14:46 |
53082 bytes | -1 byte | zopfli --i1000 --mls8 --bsr15 --lazy --ohh | September 27, 2017 @ 14:41 |
53083 bytes | -1 byte | zopfli --i1000 --mls2 --bsr14 --lazy --ohh | September 27, 2017 @ 14:40 |
53084 bytes | – | zopfli --i100 --mls8 --bsr22 --lazy --ohh | September 27, 2017 @ 14:02 |
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 | 53077 | 53078 | 53078 | 53078 | 53076 | 53074 | 53075 | 53075 | 53092 | 53093 | 53092 | 53080 | 53089 | 53113 | 53112 |
4 | 53081 | 53076 | 53082 | 53078 | 53079 | 53085 | 53080 | 53076 | 53083 | 53080 | 53083 | 53092 | 53091 | 53090 | 53092 |
6 | 53077 | 53076 | 53073 | 53076 | 53076 | 53078 | 53075 | 53083 | 53087 | 53082 | 53103 | 53083 | 53084 | 53092 | 53085 |
7 | 53075 | 53118 | 53076 | 53118 | 53077 | 53091 | 53087 | 53088 | 53080 | 53083 | 53101 | 53091 | 53085 | 53104 | 53089 |
8 | 53072 | 53070 | 53077 | 53076 | 53078 | 53096 | 53076 | 53076 | 53094 | 53092 | 53091 | 53091 | 53090 | 53092 | 53096 |
9 | 53113 | 53114 | 53082 | 53079 | 53079 | 53080 | 53075 | 53077 | 53088 | 53087 | 53090 | 53088 | 53088 | 53097 | 53088 |
10 | 53075 | 53113 | 53076 | 53117 | 53091 | 53100 | 53080 | 53075 | 53083 | 53087 | 53102 | 53078 | 53085 | 53097 | 53094 |
11 | 53071 | 53106 | 53074 | 53082 | 53077 | 53100 | 53075 | 53076 | 53088 | 53090 | 53091 | 53083 | 53084 | 53092 | 53082 |
12 | 53075 | 53112 | 53071 | 53111 | 53080 | 53080 | 53076 | 53077 | 53088 | 53088 | 53092 | 53078 | 53092 | 53101 | 53092 |
13 | 53075 | 53075 | 53071 | 53076 | 53076 | 53091 | 53075 | 53077 | 53087 | 53088 | 53091 | 53093 | 53087 | 53097 | 53087 |
14 | 53075 | 53113 | 53075 | 53119 | 53115 | 53080 | 53079 | 53079 | 53087 | 53087 | 53098 | 53089 | 53088 | 53093 | 53102 |
15 | 53072 | 53113 | 53070 | 53078 | 53077 | 53077 | 53070 | 53084 | 53083 | 53079 | 53101 | 53090 | 53088 | 53105 | 53088 |
16 | 53077 | 53111 | 53075 | 53115 | 53081 | 53076 | 53078 | 53088 | 53087 | 53087 | 53091 | 53085 | 53084 | 53094 | 53088 |
17 | 53075 | 53112 | 53072 | 53076 | 53079 | 53079 | 53072 | 53083 | 53087 | 53101 | 53101 | 53091 | 53090 | 53095 | 53088 |
18 | 53075 | 53112 | 53071 | 53117 | 53080 | 53083 | 53076 | 53078 | 53084 | 53087 | 53098 | 53088 | 53089 | 53094 | 53087 |
19 | 53077 | 53104 | 53071 | 53077 | 53116 | 53084 | 53079 | 53078 | 53088 | 53088 | 53091 | 53078 | 53089 | 53095 | 53088 |
20 | 53075 | 53109 | 53072 | 53072 | 53077 | 53083 | 53087 | 53084 | 53088 | 53088 | 53098 | 53081 | 53088 | 53095 | 53088 |
21 | 53075 | 53072 | 53075 | 53075 | 53076 | 53083 | 53082 | 53072 | 53088 | 53090 | 53090 | 53088 | 53088 | 53092 | 53088 |
22 | 53111 | 53114 | 53070 | 53078 | 53077 | 53078 | 53075 | 53084 | 53083 | 53088 | 53101 | 53089 | 53087 | 53094 | 53088 |
23 | 53077 | 53113 | 53075 | 53081 | 53077 | 53081 | 53078 | 53084 | 53086 | 53090 | 53092 | 53077 | 53087 | 53091 | 53087 |
25 | 53072 | 53111 | 53075 | 53125 | 53077 | 53073 | 53088 | 53074 | 53083 | 53089 | 53090 | 53086 | 53090 | 53085 | 53088 |
30 | 53075 | 53112 | 53071 | 53078 | 53080 | 53078 | 53076 | 53077 | 53087 | 53091 | 53098 | 53089 | 53088 | 53081 | 53085 |
40 | 53075 | 53112 | 53076 | 53081 | 53076 | 53075 | 53076 | 53077 | 53087 | 53090 | 53101 | 53088 | 53087 | 53093 | 53090 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 53084 bytes | – | 100% |
1,000 | 53081 bytes | -3 bytes | 100% |
10,000 | 53074 bytes | -7 bytes | 100% |
100,000 | 53071 bytes | -3 bytes | 7.83% |
1,000,000 | 53070 bytes | -1 byte | 2.90% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53229 bytes | +159 bytes (+0.30%) | +73 bytes |
1 | 53156 bytes | +86 bytes (+0.16%) | – |
2 | 53187 bytes | +117 bytes (+0.22%) | +31 bytes |
3 | 53228 bytes | +158 bytes (+0.30%) | +72 bytes |
4 | 53264 bytes | +194 bytes (+0.37%) | +108 bytes |
5 | 53290 bytes | +220 bytes (+0.41%) | +134 bytes |
6 | 53332 bytes | +262 bytes (+0.49%) | +176 bytes |
7 | 53377 bytes | +307 bytes (+0.58%) | +221 bytes |
8 | 53386 bytes | +316 bytes (+0.60%) | +230 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38986 bytes | -14084 bytes (-26.54%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46560 bytes | -6510 bytes (-12.27%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47509 bytes | -5561 bytes (-10.48%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 49027 bytes | -4043 bytes (-7.62%) |
LZMA2 (Wikipedia) | xz | xz -9 | 50096 bytes | -2974 bytes (-5.60%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51672 bytes | -1398 bytes (-2.63%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51703 bytes | -1367 bytes (-2.58%) |