Lossless image compression benchmarks

	A	B	C	D	E	F	G	H	I	J	K	N	O	P	Q	R	S	T	U	V	W	X
1	Lossless image compression
2	Corpus	Source	Type	BPG	FLIF	FLIF -ni	JPEG2000	PNG crushed	WebP	PNG Adam7 (crushed)	PNG fast	bandwidth/diskspace saved by using FLIF instead of							Best	2nd best	3rd best	worst
3	supports progressive decoding? (interlacing)			?	yes	no	yes?	no	no	yes	no	best alternative	BPG	JP2	PNG Adam7 (crushed)	PNG crushed	PNG fast	WebP				(not considering suboptimal PNG)
4	Fractal art 2	http://morbid-sheep.deviantart.com/art/Final-Monster-Fractal-Pack-213288585	Artificial	114,586,976	77,154,874	67,059,624	172,549,533	84,421,041	78,059,830	97,969,448	125,406,613	14.1%	41.5%	61.1%	31.6%	20.6%	46.5%	14.1%	FLIF -ni	FLIF	WebP	JPEG2000
5	3D renders, meshes etc		Artificial	11,613,821	10,202,660	9,957,261	15,198,624	13,369,161	10,498,550	16,465,109	14,598,956	5.2%	14.3%	34.5%	39.5%	25.5%	31.8%	5.2%	FLIF -ni	FLIF	WebP	JPEG2000
6	Fractal art	http://greentunic.deviantart.com/art/Fractal-Pack-4-150661301	Artificial	20,937,910	19,658,949	19,328,291	26,275,539	26,042,603	22,447,656	29,429,502	27,555,807	7.7%	7.7%	26.4%	34.3%	25.8%	29.9%	13.9%	FLIF -ni	FLIF	BPG	JPEG2000
7	Braid game graphics	http://www.davidhellman.net/braidbrief.htm	Digital art	1,944,286	1,865,905	1,783,213	2,836,729	2,494,631	1,912,044	3,015,727	2,574,924	6.7%	8.3%	37.1%	40.9%	28.5%	30.7%	6.7%	FLIF -ni	FLIF	WebP	JPEG2000
8	wallpaper-jpegs	http://tincek-marincek.deviantart.com/art/Wallpaper-Pack-484504974	Digital art (jpeg)	41,193,454	39,255,240	39,598,622	41,219,110	45,481,587	40,756,906	50,287,915	45,659,077	3.7%	4.7%	4.8%	21.9%	13.7%	14.0%	3.7%	FLIF	FLIF -ni	WebP	PNG crushed
9	Icons	https://github.com/icons8/flat-color-icons (svg converted to 8bit RGB png)	Icon	223,960	138,669	138,669	801,264	183,310	139,914	260,998	286,026	0.9%	38.1%	82.7%	46.9%	24.4%	51.5%	0.9%	FLIF	FLIF -ni	WebP	JPEG2000
10	guihints	http://guihints.openpandora.org/n22/best-before/2013-03-31/guihints01-0.8.2.0-alpha.zip	Icon	407,611	366,368	366,368	837,741	558,142	470,440	732,465	684,745	10.1%	10.1%	56.3%	50.0%	34.4%	46.5%	22.1%	FLIF	FLIF -ni	BPG	JPEG2000
11	google-material-design-icons	https://github.com/google/material-design-icons/releases/tag/1.0.0	Icon	2,680,961	1,700,204	1,700,204	2,092,991	3,123,847	1,965,170	3,971,159	4,594,744	13.5%	36.6%	18.8%	57.2%	45.6%	63.0%	13.5%	FLIF	FLIF -ni	WebP	PNG crushed
12	Geographic maps		Line drawing	36,516,676	7,865,035	7,219,070	153,142,735	11,917,568	12,567,828	16,336,481	13,051,950	39.4%	80.2%	95.3%	55.8%	39.4%	44.7%	42.6%	FLIF -ni	FLIF	PNG crushed	JPEG2000
13	Black & white drawings, diagrams etc		Line drawing	1,961,291	659,155	690,237	14,823,654	1,372,911	1,428,874	2,365,125	1,544,465	52.0%	66.4%	95.6%	72.1%	52.0%	57.3%	53.9%	FLIF	FLIF -ni	PNG crushed	JPEG2000
14	Niels Fröhling's sparse color images		Line drawing/Text	11,931,855	6,042,182	5,574,319	29,610,341	9,485,964	8,003,710	11,935,568	10,813,243	30.4%	53.3%	81.2%	53.3%	41.2%	48.4%	30.4%	FLIF -ni	FLIF	WebP	JPEG2000
15	Plots	https://github.com/jonsneyers/FLIF/tree/master/benchmark	Line drawing/Text	1,716,285	1,100,003	949,482	5,190,914	1,914,331	1,053,402	2,237,162	2,195,368	9.9%	44.7%	81.7%	57.6%	50.4%	56.8%	9.9%	FLIF -ni	WebP	FLIF	JPEG2000
16	WebP Lossless Alpha Gallery	https://developers.google.com/speed/webp/gallery2	Mixed	434,899	396,725	383,550	727,974	579,073	442,096	748,059	612,020	11.8%	11.8%	47.3%	48.7%	33.8%	37.3%	13.2%	FLIF -ni	FLIF	BPG	JPEG2000
17	Images with transparency	pngimg.com	Mixed	4,360,605	3,095,923	2,952,595	8,850,137	5,204,777	4,058,372	6,990,197	5,780,485	27.2%	32.3%	66.6%	57.8%	43.3%	48.9%	27.2%	FLIF -ni	FLIF	WebP	JPEG2000
18	High altitude aerial images	http://sipi.usc.edu/database/database.php?volume=aerials	Photo	62,242,542	60,642,612	60,119,248	64,555,935	67,530,151	60,315,788	71,968,682	67,795,958	0.3%	3.4%	6.9%	16.5%	11.0%	11.3%	0.3%	FLIF -ni	WebP	FLIF	PNG crushed
19	Amsterdam Library of Object Images (ALOI)	http://aloi.science.uva.nl/tars/aloi_stereo.tar	Photo	1,039,886,076	998,885,048	981,292,427	1,092,749,414	1,147,779,010	1,028,856,308	1,232,611,376	1,216,823,819	4.6%	5.6%	10.2%	20.4%	14.5%	19.4%	4.6%	FLIF -ni	FLIF	WebP	PNG crushed
20	The New Test Images	http://imagecompression.info/test_images/	Photo	220,057,018	198,659,405	196,984,632	213,225,726	230,526,505	210,641,452	267,241,488	234,540,752	6.5%	10.5%	7.6%	26.3%	14.6%	16.0%	6.5%	FLIF -ni	FLIF	WebP	PNG crushed
21	Kodak Suite	http://r0k.us/graphics/kodak/	Photo	9,909,352	8,644,354	8,809,547	9,403,450	12,461,923	9,478,134	14,219,367	13,174,414	8.1%	12.8%	8.1%	39.2%	30.6%	34.4%	8.8%	FLIF	FLIF -ni	JPEG2000	PNG crushed
22	Test images	http://sourceforge.net/projects/testimages/files/SAMPLING/8BIT/RGB/	Photo	177,691,650	141,964,713	140,377,767	168,990,990	204,997,822	167,398,470	284,395,235	214,450,856	16.1%	21.0%	16.9%	50.6%	31.5%	34.5%	16.1%	FLIF -ni	FLIF	WebP	PNG crushed
23	Database of faces	http://www.cl.cam.ac.uk/research/dtg/attarchive/facedatabase.html	Photo (greyscale)	2,606,418	2,584,999	2,554,321	2,677,994	2,706,596	2,517,990	3,098,497	3,847,440	-1.4%	2.0%	4.6%	17.6%	5.6%	33.6%	-1.4%	WebP	FLIF -ni	FLIF	PNG crushed
24	Lukas 2D 8 Bit Medical Images	http://www.data-compression.info/Corpora/LukasCorpus/	Photo (greyscale)	15,167,817	13,346,196	13,124,689	14,574,045	15,612,966	15,418,660	18,773,919	22,378,154	9.9%	13.5%	9.9%	30.1%	15.9%	41.4%	14.9%	FLIF -ni	FLIF	JPEG2000	PNG crushed
25	Berkeley Segmentation Dataset	http://www.eecs.berkeley.edu/Research/Projects/CS/vision/bsds/	Photo (jpeg)	55,734,294	48,933,864	48,137,617	53,773,213	72,792,503	52,466,704	87,581,004	78,367,018	8.3%	13.6%	10.5%	45.0%	33.9%	38.6%	8.3%	FLIF -ni	FLIF	WebP	PNG crushed
26	Textures	http://sipi.usc.edu/database/database.php?volume=textures	Photo/Artificial	26,690,128	25,059,746	24,636,897	26,383,073	25,591,105	24,318,250	27,435,231	28,842,929	-1.3%	7.7%	6.6%	10.2%	3.7%	14.6%	-1.3%	WebP	FLIF -ni	FLIF	BPG
27	USC-SIPI Misc	http://sipi.usc.edu/database/database.php?volume=misc	Photo/Artificial	8,144,108	7,932,083	7,736,112	8,428,728	8,457,490	8,465,758	9,310,963	9,179,162	5.0%	5.0%	8.2%	16.9%	8.5%	15.7%	8.6%	FLIF -ni	FLIF	BPG	WebP
28	Waterloo colour set	http://links.uwaterloo.ca/Repository.html	Photo/Digital art	3,935,796	3,232,739	2,865,929	5,873,192	3,787,856	2,957,796	5,250,826	4,017,806	3.1%	27.2%	51.2%	45.4%	24.3%	28.7%	3.1%	FLIF -ni	WebP	FLIF	JPEG2000
29	TOTAL BYTES			1,872,575,789	1,679,387,651	1,644,340,691	2,134,793,046	1,998,392,873	1,766,640,102	2,264,631,503	2,148,776,731	6.8%	12.2%	23.0%	27.4%	17.7%	23.5%	7.0%	FLIF -ni	FLIF	WebP	JPEG2000
30	AVERAGE SAVING by using FLIF instead of...											11.7%	22.9%	37.2%	39.4%	26.9%	35.8%	13.0%
31			top 3	4	25	25	2	2	17			best alternative	BPG	JP2	PNG Adam7 (crushed)	PNG crushed	PNG fast	WebP
32	# image sets for which it is the...		worst	1	0	0	13	10	1
33			best	0	6	17	0	0	2
34	BPG version 0.9.5
35	FLIF version 0.1	Note: FLIF is interlaced by default; FLIF -ni disables interlacing; on very small images (e.g. icons), interlacing is disabled by default so FLIF and FLIF -ni are identical
36	JPEG 2000: ImageMagick 6.7.7 (convert input -quality 100 output.jp2)
37	PNG crushed: pngcrush 1.7.15 (-brute) followed by pngout (Apr 15 2011)
38	WebP version 0.4.3 (-m 6)	[plus grayscale improvements from latest github version of WebP]
39	PNG Adam7: ImageMagick 6.7.7 (convert input -interlace PNG output.png) followed by pngcrush -brute
40	PNG fast: ImageMagick 6.7.7 (convert input -quality 95 output.png)
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