gzip -6 (default) |
9792 bytes (9.6k)
|
local copy |
gzip -9 |
9792 bytes (9.6k)
|
local copy |
libdeflate -12 |
9582 bytes (9.4k)
|
local copy |
7zip -mx=9 -tgzip |
9497 bytes (9.3k)
|
local copy |
zultra |
9432 bytes (9.2k)
|
local copy |
pigz -11 -n |
9420 bytes (9.2k)
|
local copy |
kzip -s0 -rn -b2 |
9402 bytes (9.2k)
|
local copy |
Zopfli |
9392 bytes (9.2k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 100000 | --i100000 |
maximum blocks | 8 | --mb8 |
maximum length score | 64 | --mls64 |
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 |
---|---|---|---|
9392 bytes | -1 byte | zopfli --i100000 --mls64 --bsr15 --lazy --ohh | November 23, 2015 @ 12:06 |
9393 bytes | -2 bytes | zopfli --i10000 --mls64 --bsr20 --lazy --ohh | November 23, 2015 @ 08:23 |
9395 bytes | -1 byte | zopfli --i1000 --mls64 --bsr11 --lazy --ohh | September 16, 2015 @ 18:46 |
9396 bytes | -3 bytes | zopfli --i1000 --mls64 --bsr12 --lazy --ohh | September 16, 2015 @ 18:46 |
9399 bytes | -3 bytes | zopfli --i1000 --mls64 --bsr8 --lazy --ohh | September 16, 2015 @ 18:46 |
9402 bytes | – | zopfli --i100 --mls64 --bsr4 --lazy --ohh | September 11, 2015 @ 16:39 |
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 | 9394 | 9394 | 9394 | 9409 | 9398 | 9406 | 9397 | 9408 | 9418 | 9420 | 9422 | 9418 | 9422 | 9423 | 9436 |
4 | 9419 | 9416 | 9419 | 9404 | 9405 | 9393 | 9395 | 9435 | 9424 | 9417 | 9426 | 9429 | 9451 | 9431 | 9449 |
6 | 9402 | 9400 | 9404 | 9404 | 9407 | 9397 | 9398 | 9406 | 9393 | 9405 | 9404 | 9408 | 9417 | 9413 | 9413 |
7 | 9410 | 9404 | 9406 | 9401 | 9393 | 9392 | 9401 | 9408 | 9406 | 9412 | 9395 | 9402 | 9418 | 9414 | 9414 |
8 | 9406 | 9406 | 9406 | 9408 | 9410 | 9398 | 9397 | 9408 | 9393 | 9413 | 9406 | 9405 | 9414 | 9412 | 9412 |
9 | 9403 | 9403 | 9404 | 9401 | 9404 | 9392 | 9401 | 9406 | 9407 | 9406 | 9401 | 9406 | 9414 | 9411 | 9411 |
10 | 9401 | 9402 | 9404 | 9401 | 9408 | 9393 | 9394 | 9401 | 9406 | 9406 | 9406 | 9402 | 9418 | 9416 | 9416 |
11 | 9404 | 9404 | 9407 | 9405 | 9405 | 9392 | 9401 | 9406 | 9393 | 9404 | 9403 | 9404 | 9416 | 9417 | 9417 |
12 | 9404 | 9403 | 9403 | 9405 | 9405 | 9393 | 9402 | 9404 | 9405 | 9406 | 9401 | 9410 | 9416 | 9412 | 9412 |
13 | 9403 | 9403 | 9404 | 9401 | 9404 | 9392 | 9392 | 9399 | 9405 | 9410 | 9401 | 9402 | 9414 | 9413 | 9414 |
14 | 9404 | 9403 | 9404 | 9404 | 9404 | 9399 | 9392 | 9404 | 9404 | 9400 | 9404 | 9406 | 9418 | 9416 | 9416 |
15 | 9405 | 9404 | 9404 | 9404 | 9405 | 9392 | 9392 | 9403 | 9404 | 9412 | 9404 | 9402 | 9414 | 9413 | 9416 |
16 | 9406 | 9404 | 9405 | 9402 | 9405 | 9393 | 9403 | 9401 | 9405 | 9406 | 9402 | 9401 | 9417 | 9416 | 9416 |
17 | 9402 | 9401 | 9405 | 9401 | 9405 | 9393 | 9401 | 9403 | 9407 | 9395 | 9406 | 9406 | 9414 | 9416 | 9416 |
18 | 9405 | 9402 | 9404 | 9401 | 9406 | 9393 | 9401 | 9405 | 9406 | 9412 | 9396 | 9411 | 9414 | 9414 | 9414 |
19 | 9401 | 9401 | 9404 | 9405 | 9405 | 9393 | 9401 | 9405 | 9406 | 9406 | 9404 | 9407 | 9418 | 9417 | 9415 |
20 | 9405 | 9404 | 9405 | 9402 | 9404 | 9392 | 9401 | 9400 | 9401 | 9410 | 9404 | 9406 | 9416 | 9417 | 9417 |
21 | 9401 | 9404 | 9404 | 9400 | 9404 | 9393 | 9393 | 9404 | 9405 | 9412 | 9406 | 9405 | 9418 | 9415 | 9415 |
22 | 9401 | 9404 | 9404 | 9401 | 9405 | 9392 | 9399 | 9399 | 9392 | 9400 | 9404 | 9414 | 9413 | 9412 | 9412 |
23 | 9404 | 9404 | 9404 | 9400 | 9405 | 9399 | 9392 | 9406 | 9405 | 9412 | 9404 | 9404 | 9417 | 9414 | 9414 |
25 | 9404 | 9402 | 9404 | 9400 | 9404 | 9399 | 9392 | 9405 | 9405 | 9412 | 9404 | 9415 | 9418 | 9406 | 9406 |
30 | 9404 | 9401 | 9403 | 9404 | 9404 | 9392 | 9392 | 9404 | 9392 | 9401 | 9401 | 9414 | 9411 | 9419 | 9419 |
40 | 9403 | 9404 | 9404 | 9401 | 9405 | 9393 | 9395 | 9406 | 9406 | 9412 | 9403 | 9405 | 9418 | 9413 | 9413 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 9401 bytes | – | 100% |
1,000 | 9395 bytes | -6 bytes | 100% |
10,000 | 9393 bytes | -2 bytes | 100% |
100,000 | 9392 bytes | -1 byte | 8.70% |
1,000,000 | – | – | – |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 9402 bytes | +10 bytes (+0.11%) | – |
1 | 9579 bytes | +187 bytes (+1.99%) | +177 bytes |
2 | 9402 bytes | +10 bytes (+0.11%) | – |
3 | 9411 bytes | +19 bytes (+0.20%) | +9 bytes |
4 | 9435 bytes | +43 bytes (+0.46%) | +33 bytes |
5 | 9467 bytes | +75 bytes (+0.80%) | +65 bytes |
6 | 9502 bytes | +110 bytes (+1.17%) | +100 bytes |
7 | 9536 bytes | +144 bytes (+1.53%) | +134 bytes |
8 | 9549 bytes | +157 bytes (+1.67%) | +147 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
Brotli (Wikipedia) | brotli | brotli -q 11 | 8737 bytes | -655 bytes (-6.97%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 9034 bytes | -358 bytes (-3.81%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 9113 bytes | -279 bytes (-2.97%) |
LZMA2 (Wikipedia) | xz | xz -9 | 9264 bytes | -128 bytes (-1.36%) |
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 9286 bytes | -106 bytes (-1.13%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 9556 bytes | +164 bytes (+1.75%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 9810 bytes | +418 bytes (+4.45%) |