PNG benchmark: web lossless optimization

last updated: Wed 07/06/2022

this test is about how PNG optimizers use automatic image data lossless reductions for web usage by using the default or the same command on specific data sets

tools

tool version
advdef 2.3
advpng 2.3
ect 0.9.1
optipng 0.7.7
oxipng 5.0.1
pingo a22
pngoptimizer 2.7
pngout 02/13/2015
pngwolf 1.1.2
truepng 0.6.2.5
zopflipng 831773b

result

alpha - files

test time (s) saved (MB)
advdef -z2 1.62 0.433
advdef -z3 6.44 0.437
advdef -z4 26.15 0.456
advpng -z2 1.45 0.401
advpng -z3 5.92 0.404
advpng -z4 24.74 0.422
ect -1 2.30 3.073
ect -3 4.37 3.267
ect -5 6.60 3.265
ect -9 32.68 3.285
ect -3 (mt) 3.20 3.264
ect -5 (mt) 4.68 3.265
ect -9 (mt) 15.89 3.284
optipng -o2 11.77 1.070
optipng -o7 163.97 1.157
oxipng -o2 6.72 3.062
oxipng -o6 14.09 3.143
oxipng -o2 (mt) 3.32 3.062
oxipng -o6 (mt) 3.78 3.143
pingo -fast -s7 0.56 3.060
pingo -s0 1.75 3.280
pingo -s3 2.77 3.296
pingo -s5 4.51 3.311
pingo -s9 8.09 3.314
pingo -s9 (mt) 4.99 3.314
pngoptimizer (mt) 3.93 2.890
pngout 94.25 1.213
pngwolf 68.01 2.961
truepng -o1 7.76 3.209
truepng -o4 112.76 3.247
zopflipng 44.58 3.258

bitdepth-4 - files

test time (s) saved (MB)
advdef -z2 1.32 0.134
advdef -z3 5.04 0.140
advdef -z4 22.24 0.143
advpng -z2 1.29 0.134
advpng -z3 4.83 0.140
advpng -z4 22.18 0.143
ect -1 0.42 0.139
ect -3 1.44 0.160
ect -5 2.07 0.162
ect -9 16.25 0.163
ect -3 (mt) 0.99 0.160
ect -5 (mt) 1.31 0.162
ect -9 (mt) 8.15 0.163
optipng -o2 2.53 0.143
optipng -o7 23.04 0.143
oxipng -o2 1.73 0.157
oxipng -o6 3.97 0.158
oxipng -o2 (mt) 1.03 0.157
oxipng -o6 (mt) 1.20 0.158
pingo -fast -s7 0.47 0.124
pingo -s0 0.73 0.149
pingo -s3 1.02 0.157
pingo -s5 1.58 0.160
pingo -s9 4.92 0.162
pingo -s9 (mt) 3.64 0.162
pngoptimizer (mt) 1.31 0.141
pngout 39.86 0.146
pngwolf 35.50 0.148
truepng -o1 7.60 0.146
truepng -o4 22.37 0.147
zopflipng 15.29 0.162

bitdepth-8 - files

test time (s) saved (MB)
advdef -z2 1.54 0.188
advdef -z3 5.83 0.190
advdef -z4 13.93 0.194
advpng -z2 2.82 0.204
advpng -z3 11.51 0.212
advpng -z4 30.92 0.215
ect -1 0.94 0.142
ect -3 2.56 0.190
ect -5 3.58 0.193
ect -9 24.66 0.196
ect -3 (mt) 1.47 0.189
ect -5 (mt) 1.94 0.193
ect -9 (mt) 10.86 0.196
optipng -o2 6.44 0.143
optipng -o7 62.36 0.143
oxipng -o2 3.49 0.188
oxipng -o6 8.98 0.188
oxipng -o2 (mt) 2.19 0.188
oxipng -o6 (mt) 2.37 0.188
pingo -fast -s7 0.66 0.110
pingo -s0 1.39 0.173
pingo -s3 2.04 0.188
pingo -s5 2.76 0.190
pingo -s9 12.49 0.214
pingo -s9 (mt) 7.28 0.214
pngoptimizer (mt) 3.51 0.144
pngout 46.92 0.188
pngwolf 33.02 0.195
truepng -o1 17.38 0.142
truepng -o4 101.00 0.147
zopflipng 21.63 0.194

colortype-0 - files

test time (s) saved (MB)
advdef -z2 3.81 0.220
advdef -z3 13.33 0.236
advdef -z4 57.20 0.265
advpng -z2 0.97 0.000
advpng -z3 0.91 0.000
advpng -z4 1.03 0.000
ect -1 2.91 1.061
ect -3 8.21 1.093
ect -5 13.08 1.091
ect -9 65.10 1.107
ect -3 (mt) 6.53 1.087
ect -5 (mt) 10.28 1.091
ect -9 (mt) 35.09 1.107
optipng -o2 9.27 1.070
optipng -o7 102.44 1.073
oxipng -o2 7.68 1.081
oxipng -o6 17.97 1.083
oxipng -o2 (mt) 5.57 1.081
oxipng -o6 (mt) 5.99 1.083
pingo -fast -s7 1.81 0.748
pingo -s0 3.23 1.043
pingo -s3 5.83 1.098
pingo -s5 11.25 1.097
pingo -s9 17.77 1.137
pingo -s9 (mt) 13.17 1.137
pngoptimizer (mt) 3.45 1.041
pngout 174.93 1.107
pngwolf 95.37 1.141
truepng -o1 16.81 1.057
truepng -o4 70.06 1.065
zopflipng 69.43 1.133

colortype-2 - files

test time (s) saved (MB)
advdef -z2 6.22 0.561
advdef -z3 27.26 0.596
advdef -z4 114.24 0.649
advpng -z2 5.99 0.599
advpng -z3 25.71 0.634
advpng -z4 112.24 0.686
ect -1 4.81 2.904
ect -3 16.93 3.291
ect -5 25.78 3.394
ect -9 149.63 3.459
ect -3 (mt) 11.28 3.278
ect -5 (mt) 16.44 3.394
ect -9 (mt) 64.93 3.458
optipng -o2 18.14 3.043
optipng -o7 254.85 3.103
oxipng -o2 13.12 3.189
oxipng -o6 34.97 3.284
oxipng -o2 (mt) 8.51 3.189
oxipng -o6 (mt) 9.94 3.284
pingo -fast -s7 2.38 2.712
pingo -s0 5.23 3.179
pingo -s3 10.31 3.242
pingo -s5 17.89 3.361
pingo -s9 33.91 3.418
pingo -s9 (mt) 20.15 3.418
pngoptimizer (mt) 5.69 2.901
pngout 476.37 3.222
pngwolf 206.75 3.406
truepng -o1 16.61 3.083
truepng -o4 168.31 3.156
zopflipng 135.53 3.352

colortype-3 - files

test time (s) saved (MB)
advdef -z2 3.65 0.237
advdef -z3 13.14 0.252
advdef -z4 55.57 0.280
advpng -z2 3.61 0.237
advpng -z3 12.94 0.252
advpng -z4 56.36 0.280
ect -1 2.21 0.126
ect -3 7.05 0.250
ect -5 9.42 0.269
ect -9 58.64 0.277
ect -3 (mt) 5.45 0.243
ect -5 (mt) 6.23 0.269
ect -9 (mt) 26.98 0.277
optipng -o2 8.66 0.128
optipng -o7 100.39 0.129
oxipng -o2 7.40 0.492
oxipng -o6 17.57 0.507
oxipng -o2 (mt) 4.63 0.492
oxipng -o6 (mt) 5.34 0.507
pingo -fast -s7 1.90 0.113
pingo -s0 4.51 0.455
pingo -s3 7.28 0.501
pingo -s5 9.85 0.530
pingo -s9 17.30 0.541
pingo -s9 (mt) 10.35 0.541
pngoptimizer (mt) 5.85 0.436
pngout 122.60 0.264
pngwolf 105.99 0.281
truepng -o1 19.54 0.411
truepng -o4 161.47 0.428
zopflipng 81.64 0.274

colortype-4 - files

test time (s) saved (MB)
advdef -z2 4.58 0.670
advdef -z3 20.95 0.693
advdef -z4 225.49 0.716
advpng -z2 0.94 0.000
advpng -z3 0.99 0.000
advpng -z4 1.01 0.000
ect -1 5.86 1.439
ect -3 11.98 1.587
ect -5 19.79 1.605
ect -9 96.96 1.671
ect -3 (mt) 8.89 1.563
ect -5 (mt) 14.64 1.605
ect -9 (mt) 50.83 1.667
optipng -o2 21.29 1.456
optipng -o7 267.31 1.461
oxipng -o2 16.19 1.625
oxipng -o6 33.84 1.627
oxipng -o2 (mt) 7.77 1.625
oxipng -o6 (mt) 8.83 1.627
pingo -fast -s7 2.23 1.118
pingo -s0 5.60 1.619
pingo -s3 9.42 1.665
pingo -s5 12.87 1.674
pingo -s9 23.95 1.684
pingo -s9 (mt) 15.87 1.684
pngoptimizer (mt) 6.93 1.379
pngout 535.33 1.630
pngwolf 226.46 1.673
truepng -o1 14.12 1.480
truepng -o4 203.75 1.503
zopflipng 113.02 1.615

colortype-6 - files

test time (s) saved (MB)
advdef -z2 5.82 0.892
advdef -z3 32.51 0.941
advdef -z4 255.77 0.990
advpng -z2 5.70 0.892
advpng -z3 31.86 0.941
advpng -z4 259.54 0.990
ect -1 6.74 3.276
ect -3 19.84 3.960
ect -5 29.86 3.988
ect -9 162.17 4.042
ect -3 (mt) 13.32 3.947
ect -5 (mt) 19.26 3.988
ect -9 (mt) 73.97 4.040
optipng -o2 27.51 3.387
optipng -o7 387.77 3.436
oxipng -o2 25.20 3.745
oxipng -o6 52.82 3.786
oxipng -o2 (mt) 11.40 3.745
oxipng -o6 (mt) 13.17 3.786
pingo -fast -s7 2.60 3.058
pingo -s0 6.76 3.854
pingo -s3 12.42 3.922
pingo -s5 21.68 4.000
pingo -s9 39.65 4.053
pingo -s9 (mt) 24.39 4.053
pngoptimizer (mt) 8.90 3.246
pngout 793.05 3.745
pngwolf 241.53 3.905
truepng -o1 23.90 3.476
truepng -o4 348.96 3.582
zopflipng 167.40 3.789

content-chart - files

test time (s) saved (MB)
advdef -z2 2.03 0.297
advdef -z3 7.54 0.303
advdef -z4 28.55 0.318
advpng -z2 1.94 0.570
advpng -z3 7.27 0.579
advpng -z4 30.81 0.591
ect -1 1.60 0.521
ect -3 3.44 0.643
ect -5 5.14 0.662
ect -9 35.83 0.667
ect -3 (mt) 2.22 0.638
ect -5 (mt) 3.05 0.662
ect -9 (mt) 14.53 0.667
optipng -o2 8.33 0.528
optipng -o7 80.68 0.528
oxipng -o2 4.11 0.605
oxipng -o6 10.97 0.605
oxipng -o2 (mt) 2.39 0.605
oxipng -o6 (mt) 2.81 0.605
pingo -fast -s7 0.40 0.451
pingo -s0 1.55 0.619
pingo -s3 2.47 0.641
pingo -s5 3.74 0.680
pingo -s9 7.30 0.703
pingo -s9 (mt) 4.17 0.703
pngoptimizer (mt) 2.09 0.498
pngout 111.63 0.657
pngwolf 46.57 0.705
truepng -o1 4.75 0.540
truepng -o4 53.63 0.610
zopflipng 38.51 0.663

content-flat - files

test time (s) saved (MB)
advdef -z2 2.69 0.295
advdef -z3 18.21 0.312
advdef -z4 82.51 0.341
advpng -z2 2.63 0.295
advpng -z3 17.65 0.312
advpng -z4 83.44 0.341
ect -1 1.21 1.450
ect -3 8.87 1.521
ect -5 13.55 1.538
ect -9 93.19 1.541
ect -3 (mt) 5.66 1.521
ect -5 (mt) 8.65 1.538
ect -9 (mt) 47.10 1.541
optipng -o2 7.80 1.207
optipng -o7 92.42 1.281
oxipng -o2 10.06 1.488
oxipng -o6 23.41 1.492
oxipng -o2 (mt) 5.36 1.488
oxipng -o6 (mt) 6.55 1.492
pingo -fast -s7 0.96 1.378
pingo -s0 2.06 1.444
pingo -s3 4.71 1.481
pingo -s5 5.92 1.480
pingo -s9 13.33 1.512
pingo -s9 (mt) 7.88 1.512
pngoptimizer (mt) 2.17 1.468
pngout 304.33 1.338
pngwolf 130.99 1.501
truepng -o1 8.03 1.492
truepng -o4 93.72 1.499
zopflipng 91.98 1.507

content-gradient - files

test time (s) saved (MB)
advdef -z2 1.07 3.325
advdef -z3 7.65 3.322
advdef -z4 35.33 3.332
advpng -z2 0.92 3.232
advpng -z3 6.15 3.230
advpng -z4 35.12 3.236
ect -1 2.24 4.064
ect -3 4.06 4.116
ect -5 6.90 4.133
ect -9 54.72 4.137
ect -3 (mt) 3.47 4.116
ect -5 (mt) 5.97 4.133
ect -9 (mt) 45.62 4.135
optipng -o2 8.51 4.083
optipng -o7 138.07 4.103
oxipng -o2 3.61 4.106
oxipng -o6 9.53 4.121
oxipng -o2 (mt) 2.63 4.106
oxipng -o6 (mt) 3.38 4.121
pingo -fast -s7 0.80 3.791
pingo -s0 2.03 4.116
pingo -s3 2.64 4.125
pingo -s5 3.28 4.116
pingo -s9 9.93 4.121
pingo -s9 (mt) 8.05 4.121
pngoptimizer (mt) 3.76 4.059
pngout 110.32 4.103
pngwolf 79.47 4.115
truepng -o1 11.13 4.086
truepng -o4 54.41 4.118
zopflipng 91.40 4.124

content-icons-gradient - files

test time (s) saved (MB)
advdef -z2 1.33 0.412
advdef -z3 6.12 0.417
advdef -z4 26.69 0.425
advpng -z2 1.25 0.412
advpng -z3 5.99 0.417
advpng -z4 26.97 0.425
ect -1 3.07 0.989
ect -3 4.88 1.124
ect -5 7.61 1.137
ect -9 45.05 1.157
ect -3 (mt) 3.18 1.123
ect -5 (mt) 4.77 1.137
ect -9 (mt) 17.88 1.154
optipng -o2 15.75 0.988
optipng -o7 202.58 1.009
oxipng -o2 6.14 1.084
oxipng -o6 14.99 1.103
oxipng -o2 (mt) 3.27 1.084
oxipng -o6 (mt) 3.90 1.103
pingo -fast -s7 0.45 0.881
pingo -s0 2.13 1.092
pingo -s3 3.54 1.110
pingo -s5 5.61 1.138
pingo -s9 10.55 1.145
pingo -s9 (mt) 5.65 1.145
pngoptimizer (mt) 5.26 0.936
pngout 99.25 1.093
pngwolf 88.37 1.135
truepng -o1 11.57 1.017
truepng -o4 202.69 1.051
zopflipng 79.50 1.107

content-icons-realistic - files

test time (s) saved (MB)
advdef -z2 1.08 0.410
advdef -z3 5.85 0.415
advdef -z4 22.62 0.423
advpng -z2 1.05 0.410
advpng -z3 5.78 0.415
advpng -z4 22.89 0.423
ect -1 3.57 1.538
ect -3 5.14 1.707
ect -5 8.49 1.718
ect -9 40.68 1.750
ect -3 (mt) 3.76 1.703
ect -5 (mt) 6.20 1.718
ect -9 (mt) 19.03 1.740
optipng -o2 14.78 1.469
optipng -o7 224.08 1.501
oxipng -o2 6.10 1.649
oxipng -o6 13.23 1.664
oxipng -o2 (mt) 2.94 1.649
oxipng -o6 (mt) 3.52 1.664
pingo -fast -s7 0.51 1.465
pingo -s0 2.05 1.703
pingo -s3 2.88 1.712
pingo -s5 5.36 1.721
pingo -s9 9.81 1.730
pingo -s9 (mt) 6.06 1.730
pngoptimizer (mt) 4.76 1.447
pngout 103.40 1.574
pngwolf 73.07 1.713
truepng -o1 10.06 1.575
truepng -o4 195.22 1.587
zopflipng 57.65 1.659

content-icons-small - files

test time (s) saved (MB)
advdef -z2 3.14 0.484
advdef -z3 10.66 0.488
advdef -z4 60.72 0.511
advpng -z2 2.09 0.033
advpng -z3 8.16 0.035
advpng -z4 51.62 0.041
ect -1 3.44 0.525
ect -3 6.26 0.693
ect -5 10.24 0.680
ect -9 51.20 0.691
ect -3 (mt) 5.08 0.692
ect -5 (mt) 8.22 0.680
ect -9 (mt) 28.49 0.690
optipng -o2 15.15 0.415
optipng -o7 175.14 0.423
oxipng -o2 7.35 0.648
oxipng -o6 16.25 0.650
oxipng -o2 (mt) 3.73 0.648
oxipng -o6 (mt) 4.33 0.650
pingo -fast -s7 0.97 0.449
pingo -s0 3.15 0.656
pingo -s3 4.43 0.668
pingo -s5 8.18 0.692
pingo -s9 14.06 0.712
pingo -s9 (mt) 10.10 0.712
pngoptimizer (mt) 4.85 0.472
pngout 116.21 0.541
pngwolf 91.57 0.697
truepng -o1 10.16 0.543
truepng -o4 181.79 0.574
zopflipng 64.60 0.663

content-icons-small-palette - files

test time (s) saved (MB)
advdef -z2 1.30 0.091
advdef -z3 3.41 0.088
advdef -z4 21.60 0.100
advpng -z2 1.30 0.091
advpng -z3 3.29 0.088
advpng -z4 22.13 0.100
ect -1 0.91 0.049
ect -3 1.75 0.092
ect -5 2.35 0.095
ect -9 13.83 0.096
ect -3 (mt) 1.69 0.092
ect -5 (mt) 1.95 0.095
ect -9 (mt) 7.28 0.096
optipng -o2 3.65 0.049
optipng -o7 38.27 0.049
oxipng -o2 2.11 0.099
oxipng -o6 4.57 0.101
oxipng -o2 (mt) 1.59 0.099
oxipng -o6 (mt) 1.84 0.101
pingo -fast -s7 0.75 0.058
pingo -s0 1.47 0.113
pingo -s3 1.98 0.119
pingo -s5 2.78 0.124
pingo -s9 3.97 0.128
pingo -s9 (mt) 2.93 0.128
pngoptimizer (mt) 2.98 0.070
pngout 15.56 0.091
pngwolf 39.11 0.100
truepng -o1 5.47 0.088
truepng -o4 48.09 0.099
zopflipng 34.73 0.095

content-pics - files

test time (s) saved (MB)
advdef -z2 4.02 2.086
advdef -z3 17.56 1.841
advdef -z4 68.02 2.184
advpng -z2 2.89 0.000
advpng -z3 11.11 0.000
advpng -z4 46.26 0.000
ect -1 9.23 2.644
ect -3 16.73 2.689
ect -5 23.70 2.736
ect -9 88.57 3.111
ect -3 (mt) 13.76 2.671
ect -5 (mt) 18.14 2.736
ect -9 (mt) 39.43 3.046
optipng -o2 26.90 2.790
optipng -o7 598.95 2.870
oxipng -o2 9.60 2.516
oxipng -o6 25.17 2.573
oxipng -o2 (mt) 6.54 2.516
oxipng -o6 (mt) 7.62 2.573
pingo -fast -s7 1.14 2.651
pingo -s0 6.30 2.939
pingo -s3 6.32 2.940
pingo -s5 12.22 2.967
pingo -s9 22.44 3.041
pingo -s9 (mt) 14.00 3.041
pngoptimizer (mt) 7.88 2.224
pngout 97.48 2.497
pngwolf 140.68 2.982
truepng -o1 26.85 2.857
truepng -o4 282.77 2.893
zopflipng 103.14 2.705

content-pics-grayscale - files

test time (s) saved (MB)
advdef -z2 1.25 0.383
advdef -z3 4.58 0.385
advdef -z4 16.72 0.399
advpng -z2 0.17 0.000
advpng -z3 0.19 0.000
advpng -z4 0.18 0.000
ect -1 3.76 2.674
ect -3 6.28 2.636
ect -5 10.23 2.653
ect -9 32.60 2.820
ect -3 (mt) 5.38 2.630
ect -5 (mt) 8.43 2.653
ect -9 (mt) 17.11 2.809
optipng -o2 10.64 2.763
optipng -o7 223.24 2.783
oxipng -o2 4.40 2.583
oxipng -o6 9.45 2.589
oxipng -o2 (mt) 3.38 2.583
oxipng -o6 (mt) 3.68 2.589
pingo -fast -s7 0.89 2.584
pingo -s0 2.97 2.713
pingo -s3 2.95 2.713
pingo -s5 4.55 2.731
pingo -s9 8.00 2.763
pingo -s9 (mt) 5.56 2.763
pngoptimizer (mt) 3.15 2.569
pngout 49.49 2.619
pngwolf 58.46 2.754
truepng -o1 22.33 2.756
truepng -o4 90.90 2.781
zopflipng 40.04 2.657

content-screenshots - files

test time (s) saved (MB)
advdef -z2 2.08 0.375
advdef -z3 9.93 0.384
advdef -z4 72.25 0.395
advpng -z2 2.00 0.374
advpng -z3 8.92 0.370
advpng -z4 72.20 0.390
ect -1 2.50 0.634
ect -3 4.77 0.783
ect -5 7.22 0.797
ect -9 51.82 0.814
ect -3 (mt) 3.05 0.782
ect -5 (mt) 4.35 0.797
ect -9 (mt) 21.18 0.814
optipng -o2 21.04 0.642
optipng -o7 230.25 0.646
oxipng -o2 4.55 0.756
oxipng -o6 12.12 0.756
oxipng -o2 (mt) 2.80 0.756
oxipng -o6 (mt) 3.22 0.756
pingo -fast -s7 0.64 0.491
pingo -s0 2.16 0.751
pingo -s3 2.69 0.757
pingo -s5 3.97 0.776
pingo -s9 9.64 0.809
pingo -s9 (mt) 5.01 0.809
pngoptimizer (mt) 5.94 0.638
pngout 191.17 0.748
pngwolf 103.35 0.791
truepng -o1 20.29 0.653
truepng -o4 144.71 0.670
zopflipng 79.49 0.772

content-sprites - files

test time (s) saved (MB)
advdef -z2 3.05 0.617
advdef -z3 14.32 0.619
advdef -z4 55.16 0.635
advpng -z2 2.84 0.772
advpng -z3 13.42 0.775
advpng -z4 53.84 0.791
ect -1 0.95 1.392
ect -3 2.36 1.443
ect -5 3.44 1.471
ect -9 20.21 1.474
ect -3 (mt) 1.64 1.443
ect -5 (mt) 2.21 1.471
ect -9 (mt) 8.37 1.473
optipng -o2 6.55 0.975
optipng -o7 73.34 1.084
oxipng -o2 6.66 1.315
oxipng -o6 14.31 1.315
oxipng -o2 (mt) 3.64 1.315
oxipng -o6 (mt) 4.08 1.315
pingo -fast -s7 0.38 1.371
pingo -s0 1.34 1.453
pingo -s3 1.91 1.465
pingo -s5 2.67 1.470
pingo -s9 4.54 1.477
pingo -s9 (mt) 2.50 1.477
pngoptimizer (mt) 3.61 1.265
pngout 127.31 0.952
pngwolf 60.30 1.241
truepng -o1 5.78 1.410
truepng -o4 39.35 1.420
zopflipng 20.56 1.458

content-text - files

test time (s) saved (MB)
advdef -z2 4.05 0.515
advdef -z3 14.78 0.516
advdef -z4 234.03 0.537
advpng -z2 2.94 0.584
advpng -z3 9.12 0.580
advpng -z4 218.24 0.599
ect -1 7.17 0.520
ect -3 5.20 0.610
ect -5 8.31 0.641
ect -9 65.05 0.649
ect -3 (mt) 4.55 0.610
ect -5 (mt) 6.10 0.641
ect -9 (mt) 48.74 0.650
optipng -o2 60.60 0.520
optipng -o7 345.26 0.521
oxipng -o2 7.43 0.638
oxipng -o6 18.62 0.638
oxipng -o2 (mt) 4.51 0.638
oxipng -o6 (mt) 5.10 0.638
pingo -fast -s7 0.62 0.365
pingo -s0 3.14 0.610
pingo -s3 3.81 0.624
pingo -s5 4.89 0.630
pingo -s9 12.15 0.662
pingo -s9 (mt) 8.38 0.662
pngoptimizer (mt) 17.02 0.524
pngout 232.68 0.529
pngwolf 339.74 0.541
truepng -o1 62.52 0.536
truepng -o4 315.58 0.548
zopflipng 251.77 0.647

ordered-transform-2 - files

test time (s) saved (MB)
advdef -z2 7.94 0.000
advdef -z3 37.61 0.000
advdef -z4 137.70 0.000
advpng -z2 5.86 0.041
advpng -z3 31.90 0.043
advpng -z4 131.95 0.050
ect -1 5.87 0.082
ect -3 19.49 0.260
ect -5 29.18 0.169
ect -9 166.07 0.188
ect -3 (mt) 12.74 0.254
ect -5 (mt) 18.28 0.169
ect -9 (mt) 73.23 0.186
optipng -o2 19.32 0.077
optipng -o7 345.69 0.096
oxipng -o2 24.49 0.183
oxipng -o6 51.73 0.199
oxipng -o2 (mt) 11.36 0.183
oxipng -o6 (mt) 13.00 0.199
pingo -fast -s7 2.20 0.454
pingo -s0 5.32 0.825
pingo -s3 9.92 0.879
pingo -s5 17.16 0.974
pingo -s9 33.71 1.054
pingo -s9 (mt) 19.78 1.054
pngoptimizer (mt) 5.78 0.600
pngout 593.82 0.189
pngwolf 244.62 0.234
truepng -o1 17.56 0.708
truepng -o4 197.98 0.777
zopflipng 168.78 0.222

ordered-transform-4 - files

test time (s) saved (MB)
advdef -z2 3.86 0.000
advdef -z3 14.30 0.000
advdef -z4 69.74 0.000
advpng -z2 0.95 0.000
advpng -z3 0.90 0.000
advpng -z4 0.99 0.000
ect -1 3.23 12.202
ect -3 8.88 11.571
ect -5 13.27 11.497
ect -9 55.59 11.653
ect -3 (mt) 7.09 11.564
ect -5 (mt) 10.19 11.497
ect -9 (mt) 26.58 11.653
optipng -o2 20.59 0.000
optipng -o7 435.58 0.001
oxipng -o2 16.77 10.942
oxipng -o6 34.67 10.942
oxipng -o2 (mt) 7.61 10.942
oxipng -o6 (mt) 8.77 10.942
pingo -fast -s7 2.17 11.151
pingo -s0 4.45 12.179
pingo -s3 7.93 12.234
pingo -s5 10.15 12.250
pingo -s9 18.77 12.274
pingo -s9 (mt) 11.85 12.274
pngoptimizer (mt) 8.52 0.000
pngout 148.11 0.001
pngwolf 132.63 0.011
truepng -o1 21.27 12.151
truepng -o4 152.63 12.213
zopflipng 76.63 11.655

ordered-transform-6 - files

test time (s) saved (MB)
advdef -z2 7.52 0.000
advdef -z3 37.77 0.000
advdef -z4 235.53 0.001
advpng -z2 6.52 0.049
advpng -z3 35.43 0.052
advpng -z4 258.35 0.058
ect -1 3.15 2.259
ect -3 10.80 1.020
ect -5 16.32 1.056
ect -9 56.61 1.656
ect -3 (mt) 8.18 1.006
ect -5 (mt) 12.41 1.056
ect -9 (mt) 27.34 1.656
optipng -o2 9.61 2.285
optipng -o7 111.02 2.289
oxipng -o2 8.33 2.303
oxipng -o6 18.77 2.310
oxipng -o2 (mt) 5.49 2.303
oxipng -o6 (mt) 6.04 2.310
pingo -fast -s7 1.77 1.502
pingo -s0 4.44 2.232
pingo -s3 7.91 2.288
pingo -s5 10.10 2.308
pingo -s9 18.67 2.328
pingo -s9 (mt) 11.67 2.328
pngoptimizer (mt) 9.39 0.023
pngout 133.32 1.642
pngwolf 217.73 0.093
truepng -o1 21.00 2.231
truepng -o4 145.07 2.272
zopflipng 76.60 1.669

reductions - files

test time (s) saved (MB)
advdef -z2 8.34 1.806
advdef -z3 36.80 1.817
advdef -z4 119.80 1.877
advpng -z2 7.23 1.793
advpng -z3 32.69 1.807
advpng -z4 116.26 1.864
ect -1 7.66 5.630
ect -3 16.08 5.773
ect -5 23.83 5.869
ect -9 125.52 6.297
ect -3 (mt) 11.12 5.759
ect -5 (mt) 15.81 5.869
ect -9 (mt) 59.36 6.286
optipng -o2 43.56 4.072
optipng -o7 664.06 4.185
oxipng -o2 25.97 5.954
oxipng -o6 55.59 6.071
oxipng -o2 (mt) 16.00 5.929
oxipng -o6 (mt) 18.09 6.051
pingo -fast -s7 2.83 5.637
pingo -s0 9.07 6.534
pingo -s3 12.60 6.624
pingo -s5 16.98 6.677
pingo -s9 36.82 6.708
pingo -s9 (mt) 20.55 6.708
pngoptimizer (mt) 20.84 5.314
pngout 580.63 3.685
pngwolf 253.73 5.560
truepng -o1 49.76 6.039
truepng -o4 521.99 6.523
zopflipng 218.52 6.194

note

this benchmark measures:

this document was generated automatically, on Thu 07/07/2022 [ 2:34:40.80]