Data Compression checked and tabulated.

Average % reduction, of applying the compressor to each program in the corpus.




The HALL of FAME


Compressor Version Arguments
Artificl Calgary Cantrbry Large Misc Greyset Colourset Kodakset text HTML dll binary rock classic
Average
rk v1.04.1 c -mx
73.17 76.94 86.08 79.95 56.55 50.85 71.58 56.10 79.44 84.71 70.66 51.49 46.38 55.02
67.06
sbc 0.969 beta c
74.51 75.87 86.36 79.26 57.43 49.42 73.80 56.85 78.64 83.90 67.47 46.44 45.15 53.43
66.32
uharc 0.04 a -mx
74.63 76.68 86.51 79.71 56.15 52.18 73.49 60.67 79.00 84.05 71.01 52.28 35.72 44.80
66.21
sbc 0.950 beta c
74.24 75.87 86.36 79.22 57.43 49.42 73.79 56.85 78.38 83.78 67.26 46.46 33.20 45.39
64.83
rar 3.1 a -m5
74.11 75.64 85.25 79.32 56.48 48.05 72.69 52.89 78.52 84.11 67.95 50.42 33.94 42.67
64.43
uharc 0.04 a
74.64 72.55 82.44 76.78 58.32 51.92 72.91 57.04 71.87 79.55 70.42 51.16 35.77 44.89
64.30
rk v1.04.1 c
72.83 72.74 80.26 75.29 57.44 50.85 69.70 50.99 73.69 80.32 64.59 43.09 46.35 54.92
63.79
ace 2.04 a -m5
73.74 70.72 81.81 75.08 53.19 53.24 74.47 58.56 71.03 78.88 66.65 45.48 34.51 43.35
62.91
ace 2.04 a
73.74 70.71 81.77 74.80 53.19 52.21 74.45 58.68 70.99 78.85 66.65 45.48 34.51 43.32
62.81
uharc 0.04 a -mz
73.97 71.70 79.97 75.68 58.30 49.64 73.49 51.02 71.56 79.29 65.42 47.34 33.36 40.91
62.26
rar 3.1 a
74.15 70.47 81.57 74.58 53.45 46.94 72.26 52.84 71.03 78.99 67.66 50.11 33.92 42.57
62.18
Compressia 0.99 gui
74.18 76.48 87.07 79.14 57.61 50.44 66.95 52.93 78.48 83.42 66.32 46.47 13.70 23.22
61.17
ba 1.01 ezk
74.76 74.66 82.78 77.94 57.98 48.83 68.33 47.97 77.42 82.14 61.99 43.00 19.22 30.95
60.57
ba 1.01 ek
74.76 74.60 82.78 77.94 57.98 48.83 65.14 50.90 77.42 82.14 62.33 42.73 19.08 30.95
60.54
777 1.04 beta 1 a -mg
74.40 74.15 84.18 78.12 58.28 48.30 67.94 48.73 75.53 80.63 68.81 47.15 15.09 24.62
60.42
ybs 0.03f

74.56 74.75 82.25 79.09 57.84 50.78 63.76 52.60 77.96 83.06 65.45 44.16 14.33 23.58
60.30
ybs 0.03e

74.58 74.64 82.30 79.03 57.72 50.72 63.73 52.17 77.91 83.01 65.42 44.13 14.23 23.51
60.22
ufa 1.04 beta 1 a -mg
74.19 74.02 83.42 78.12 58.28 47.57 66.66 48.10 77.13 81.51 68.47 46.23 13.80 23.17
60.05
7z 2.30 Beta 31 a -t7z -mo=PPMd
74.05 75.75 81.63 79.33 56.48 49.65 62.98 52.25 78.82 83.79 66.27 44.25 11.50 22.48
59.94
zzip 0.36c a -mx
74.17 74.24 85.04 78.14 58.09 48.23 64.20 52.68 76.43 82.10 63.81 43.91 13.44 22.27
59.77
ppmonstr vat.G e
74.57 75.14 82.45 77.94 57.19 50.35 62.42 52.70 77.39 82.39 65.25 43.61 10.95 22.90
59.66
zzip 0.36c a
74.70 73.96 84.88 78.06 58.09 48.22 64.21 52.39 76.19 81.92 63.42 42.61 13.36 22.23
59.59
szip * 1.12a -o0b9
74.19 73.76 79.67 77.69 55.23 48.55 63.72 53.24 75.71 81.68 63.63 42.88 21.35 21.88
59.51
7z 2.30 Beta 24 a
74.20 72.53 82.59 76.60 56.51 48.35 65.53 49.25 72.95 80.20 69.03 45.79 13.84 25.11
59.46
7z 2.30 Beta 31 a
74.20 72.53 82.59 76.60 56.51 48.35 65.53 49.25 72.95 80.20 69.03 45.79 13.84 25.11
59.46
7z 2.30 Beta 7 a
74.20 72.52 82.31 76.60 56.51 48.34 65.52 49.21 72.95 80.20 69.03 45.79 13.84 25.11
59.44
7z 2.30 Beta 31 a -t7z -mo=LZMA
74.19 72.52 82.34 76.64 56.33 48.25 65.53 49.28 72.94 80.19 69.04 45.79 13.75 25.18
59.43
777 1.04 beta 1 a
74.40 72.54 82.58 75.83 52.39 48.30 67.94 48.53 72.77 80.57 68.81 46.01 15.91 24.62
59.37
imp 1.10d a -2
74.37 73.19 80.44 77.18 57.09 47.87 65.97 52.14 75.34 81.36 63.55 44.28 12.88 22.23
59.14
imp 1.12 a -2
74.54 73.19 80.45 77.20 57.05 47.62 65.97 51.33 75.34 81.35 63.55 44.28 12.88 22.23
59.07
szip * 1.12a

74.19 73.44 81.51 77.66 55.22 48.41 63.03 52.46 76.42 82.04 63.41 42.37 13.12 21.98
58.95
szip * 105xf -o0b9
74.51 73.84 79.69 77.53 55.07 48.90 62.91 52.31 75.77 81.73 63.67 43.07 13.33 22.41
58.91
bzip2 1.0.2 k
74.70 73.36 80.69 76.82 56.83 47.50 62.65 51.45 75.11 81.29 62.49 42.00 13.18 22.14
58.59
bzip2 0.95d k
74.70 73.27 80.69 76.82 56.83 47.50 62.65 51.45 75.11 81.29 62.49 42.00 13.18 22.14
58.58
7z 2.3 a -tbzip2
74.70 73.27 80.69 76.82 56.83 47.50 62.65 51.44 75.11 81.29 62.49 42.00 13.18 22.14
58.58
7z 2.224 a -tbzip2.
74.70 73.27 80.69 76.82 56.83 47.50 62.65 51.44 75.11 81.29 62.49 42.00 13.18 22.14
58.58
bzip2 0.09b k
74.56 73.27 80.69 76.82 56.83 47.50 62.57 51.45 75.11 81.29 62.49 41.98 13.18 22.13
58.56
7z 2.30 Beta 31 a -t7z -mo=bzip2
74.55 73.21 80.65 76.82 56.82 47.43 62.64 51.44 75.10 81.28 62.48 41.99 13.18 22.14
58.55
ufa 1.04 beta 1 a
74.19 71.69 81.26 75.45 53.44 47.28 66.40 46.97 71.61 79.61 67.84 45.06 14.07 23.17
58.43
szip * 105xf

74.51 73.51 81.53 77.47 55.06 48.77 62.42 52.46 76.48 82.08 63.39 42.51 8.13 16.27
58.18
lzap 0.20.0. Beta

74.56 72.55 78.74 76.77 56.52 49.08 59.55 50.95 75.46 80.12 61.62 41.75 12.97 22.86
58.11
bix 1.00 Beta 7 a
74.21 71.40 81.35 76.41 55.50 42.28 62.25 45.05 72.62 79.59 66.06 44.83 8.94 18.61
57.08
zzip 0.36c a -mm
74.70 54.70 79.76 69.49 53.20 46.42 70.33 52.26 63.71 57.48 62.13 42.33 28.72 41.14
56.88
ha 0.98 a2
73.40 72.78 80.14 76.58 52.09 48.46 59.43 46.72 74.88 79.91 61.36 41.73 7.98 20.11
56.83
ha 0.999 a2
73.40 72.78 80.13 76.58 52.09 48.46 59.43 46.72 74.88 79.91 61.36 41.73 7.98 20.11
56.83
jar 1.02 a
72.84 71.54 77.66 73.43 51.47 38.81 60.34 39.99 72.06 80.05 64.22 42.62 11.01 24.03
55.72
rar 2.9 a -m5
74.16 70.43 78.87 75.22 53.49 40.45 60.99 41.46 71.16 79.07 64.92 43.42 8.20 16.80
55.62
rar 2.9 a
74.16 70.34 78.90 74.60 53.48 40.37 60.90 41.46 70.81 78.87 64.85 43.37 8.20 16.80
55.51
imp 1.10d a
74.37 70.00 78.40 74.18 53.80 40.15 60.21 40.61 70.09 78.12 64.50 43.90 8.41 17.10
55.27
imp 1.12 a
74.36 70.00 78.36 74.18 53.80 40.13 60.21 40.61 70.09 78.12 64.50 43.90 8.41 17.10
55.27
rar 2.5 a
74.17 68.03 76.71 71.45 52.36 39.02 60.01 39.69 66.72 75.73 61.99 41.63 8.09 30.95
54.75
ace 1.12b a -m5
73.78 69.39 78.28 72.71 52.83 40.06 60.47 40.51 68.05 77.12 64.37 43.12 7.68 15.51
54.56
7z 2.224 a -tgzip
74.63 68.31 75.83 72.67 54.30 40.98 60.46 42.86 67.35 75.51 61.71 41.50 8.12 16.50
54.34
7z 2.3 a -tgzip
74.63 68.31 75.83 72.67 54.30 40.98 60.46 42.86 67.35 75.51 61.71 41.50 8.12 16.50
54.34
7z 2.3 a -tzip
74.52 68.26 75.80 72.66 54.29 40.93 60.38 42.86 67.34 75.50 61.71 41.50 8.12 16.50
54.31
7z 2.224 a -tzip
74.52 68.26 75.80 72.66 54.29 40.93 60.38 42.86 67.34 75.50 61.71 41.50 8.12 16.50
54.31
akt V7.00beta7 a
73.49 68.46 80.76 71.69 52.00 42.98 64.12 40.19 67.47 74.34 59.49 39.52 7.87 17.88
54.30
acdzip 1 gui
74.62 67.08 74.00 70.80 52.96 38.89 59.07 37.39 65.54 74.54 60.41 40.58 8.21 32.81
54.06
rar 2.5 a -m5
74.17 68.43 76.68 72.27 52.35 40.20 60.19 39.86 67.31 76.01 62.20 41.79 8.09 16.18
53.98
rar 2 a -m5
74.17 68.43 76.68 72.27 52.35 40.20 60.19 39.86 67.31 76.01 62.19 41.79 8.09 16.18
53.98
rar 2 a
74.17 68.03 76.71 71.45 52.36 39.02 60.01 39.69 66.72 75.73 61.99 41.64 8.09 16.18
53.70
ace 1.12b a
73.78 67.98 77.55 70.55 51.08 39.68 60.00 39.24 65.54 75.63 64.37 42.70 7.62 15.30
53.64
winzip 9.0beta gui [enhanced deflate]
74.71 68.24 74.36 72.40 52.92 38.97 59.57 38.34 67.34 75.89 61.21 41.06 8.24 16.45
53.55
ha 0.98 a
74.26 69.45 75.06 71.36 53.29 36.81 60.15 40.82 65.76 74.78 61.57 40.73 8.24 16.25
53.47
sqz 1.08.4 a -q0
73.97 67.28 74.04 71.38 52.92 40.09 59.96 40.26 65.73 74.73 60.82 40.64 8.01 15.97
53.27
pkzip 2.04g a -eX
74.56 67.20 74.16 71.24 52.95 40.11 60.02 39.11 65.73 74.65 60.88 40.76 8.08 15.97
53.24
quark 1.00Beta a
74.01 67.59 74.23 71.10 52.18 39.76 60.07 40.28 65.94 74.68 61.08 40.85 7.94 15.69
53.24
lha 2.66 a
74.10 67.17 74.04 70.98 52.97 40.05 59.84 40.14 65.73 74.65 60.78 40.66 8.07 16.00
53.23
ha 0.999 a
74.61 67.54 75.11 71.39 53.29 38.59 59.06 37.38 65.81 74.83 61.27 40.64 8.18 15.93
53.12
pkzip 2.04g a
74.58 66.84 73.65 70.32 52.95 39.81 60.04 38.74 65.17 74.20 60.98 40.58 8.10 16.02
53.00
ain 2.2 a -m1
73.74 67.08 73.90 71.14 52.46 39.99 59.72 39.87 65.61 74.60 60.80 40.63 7.48 14.91
52.99
sqz 1.08.4 a
73.97 66.96 74.05 70.59 52.92 39.88 59.82 39.76 64.29 74.52 60.61 40.50 8.00 15.96
52.99
ain 2.32 a -m1
73.73 67.08 73.90 71.14 52.46 39.77 59.72 39.87 65.61 74.60 60.80 40.63 7.48 14.91
52.98
makecab 5.1.2600.0

74.47 67.16 74.21 71.22 52.90 38.87 59.07 37.42 65.68 74.60 60.66 40.71 8.22 16.45
52.97
gzip 1.3.3

74.61 66.90 73.54 70.81 52.96 38.62 59.04 37.39 65.57 74.55 60.43 40.55 8.24 16.48
52.83
gpg 1.2.1 encrypt
74.15 66.88 73.86 70.78 52.91 38.67 59.04 37.35 65.53 74.50 60.39 40.56 8.20 16.38
52.80
arj 2.75a a
74.25 66.61 73.82 70.54 52.24 39.64 59.29 38.89 64.84 74.07 60.43 40.45 8.08 16.06
52.80
arj 2.41a a
74.25 66.61 73.82 70.53 52.24 39.64 59.29 38.89 64.84 74.07 60.43 40.41 8.08 16.06
52.80
arj 3.1 a
74.23 66.61 73.82 70.54 52.24 39.63 59.29 38.89 64.84 74.07 60.43 40.45 8.08 16.06
52.80
akt V7.00Beta5 a
73.57 68.13 80.68 71.42 52.56 38.76 57.36 36.04 66.99 73.80 58.91 39.12 6.58 15.15
52.79
ain 2.2 a
73.74 66.81 73.85 70.25 52.38 39.51 59.59 39.72 65.21 74.41 60.67 40.52 7.48 14.90
52.79
ain 2.32 a
73.73 66.81 73.85 70.25 52.38 39.51 59.59 39.72 65.21 74.41 60.67 40.52 7.48 14.90
52.79
winzip 8.1 gui
74.65 67.08 73.52 70.15 52.89 38.39 58.84 37.07 64.89 74.14 60.19 40.37 8.23 16.47
52.63
winzip 9.0 beta gui
74.65 66.73 73.52 70.16 52.90 38.39 58.84 37.08 64.92 74.15 60.21 40.37 8.23 16.47
52.62
pkzip 2.5 add -max
66.33 67.31 74.15 71.37 53.08 39.53 59.98 38.67 65.92 74.73 60.90 40.80 7.58 15.97
52.60
pkzip 2.5 add
66.33 67.16 74.26 70.63 53.07 39.28 59.86 38.55 65.66 74.59 60.76 40.71 7.58 15.97
52.46
lha 1.06 a
74.47 64.83 72.94 67.52 51.96 39.49 58.65 36.77 62.22 71.36 58.74 39.63 8.13 16.27
51.64
lha 2.13 a
74.52 64.83 72.94 67.50 51.96 39.26 58.64 36.76 62.19 71.33 58.73 39.62 8.13 16.27
51.62
lha 2.55 a
74.52 64.83 72.94 67.50 51.96 39.26 58.64 36.76 62.19 71.33 58.73 39.58 8.13 16.27
51.62
zoo 2.1 ah
74.34 64.75 72.89 67.49 51.95 39.18 58.64 36.75 62.19 71.32 58.72 39.61 8.13 16.27
51.59
ar 2 a
74.52 64.83 72.95 67.50 51.96 39.26 57.84 36.76 62.19 71.33 58.73 39.62 8.13 16.27
51.56
sar 1.0 a
74.52 64.52 72.94 67.50 51.96 36.58 58.64 37.92 62.19 72.21 58.73 39.62 8.13 16.27
51.55
ELI 5750 aT
73.92 61.74 68.92 64.01 48.91 37.02 55.55 32.22 58.71 67.76 56.65 37.92 8.89 16.20
49.17
ELI 5750 aC
73.25 61.48 68.57 64.39 48.99 36.88 55.44 31.12 58.62 67.77 55.90 37.70 8.04 18.79
49.07
ice 1.2c e
73.27 61.49 68.58 64.40 49.00 36.90 55.46 32.19 58.63 68.94 55.90 37.70 8.04 16.17
49.05
lharc 1.3c a
73.23 61.47 68.57 64.39 48.99 36.88 55.46 32.18 58.62 67.76 55.90 37.70 8.04 16.17
48.95
abcomp Jan-00 c
73.21 61.46 68.56 64.40 48.99 36.87 55.46 31.12 58.63 67.77 55.90 37.70 8.04 16.23
48.88
jam Aug-96

70.04 58.64 68.50 65.39 52.25 37.34 44.81 32.77 59.25 63.88 48.72 30.29 0.00 8.36
45.73
jam May-96

70.04 58.61 68.49 65.39 52.25 37.32 44.32 32.68 59.25 63.85 48.46 30.09 0.00 8.36
45.65
pkpak 3.61 a
73.62 55.16 67.25 63.29 53.60 32.39 37.98 18.47 55.73 57.75 42.41 23.07 0.67 4.52
41.85
fold 1.6e c9
62.67 55.65 63.28 56.78 36.71 30.77 45.34 22.46 53.25 62.49 49.13 30.92 3.54 12.27
41.80
zoo 2.1 a
66.10 53.92 66.02 61.36 50.85 24.22 38.21 18.78 54.02 57.19 42.61 16.80 0.00 2.59
39.48
fold 1.6e c4
62.67 52.41 61.24 53.50 38.02 30.03 32.18 17.89 49.85 58.30 46.12 28.77 3.51 12.22
39.05
lzw1 "dec 2002" c
74.55 38.34 54.52 49.14 42.67 26.37 16.41 2.10 39.67 35.56 21.38 8.69 -5.42 3.23
29.09






















Average
73.67 68.70 77.16 72.60 53.66 42.86 60.86 43.08 68.61 75.92 61.53 41.35 12.56 21.59
55.30

Work In Progress - probably need more memory to push the very large audio files through these :o)


ppmz * 9.1 cZ
73.08 75.18 81.19 78.81 56.48 47.80 61.22 50.66 77.85 83.85 66.44 84.26


69.74
ppmz2 * 0.8

73.26 75.81 80.34 79.66 56.42 48.74 62.39 51.24 78.68 84.15 64.91 84.19


69.98
ppmz * 9.1 c0
73.04 75.03 79.64 79.19 56.41 47.23 61.72 50.43 77.92 83.63 66.44 84.17


69.57
ai * 1.1 a
74.76 68.51 77.29 68.79 58.38 34.09 37.83 23.27 71.73 72.67 42.48 29.74


54.96


Test PC used - XP1600+ with 384 Mb of memory, Except *, P4 2.4 Ghz with 1GB of memory was used for the sound corpus.



The HALL of FAME

Auto generated from an Excel spreadsheet using VBScript :: 05/07/2004 22:25:52