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compression

Everything filed under compression.

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29 August 2026 webp Does converting a JPG to WebP shrink the file? On 7 photos, lossy WebP q80 was a median 44.3% of the JPG. Lossless WebP was 414.6%. One toggle, opposite outcomes. Read

25 August 2026 png Should you convert a screenshot to JPEG? A photo as PNG was 2,285,876 bytes; JPEG quality 85 made 320,385. A spreadsheet UI screenshot went from 68,660 PNG to 117,944 JPEG. Convert photos, not flat UI. Read

24 August 2026 pdf Why is my PDF over 5MB? A 6-page photo packet printed to PDF was 6,447,273 bytes. Re-encoding the pictures at the same 1870x2420 grid landed at 4,279,341, under the 5,000,000-byte portal cap. Read

18 August 2026 pdf Why is my PDF over 1MB? A one-page text CV is 1,080 bytes. This page’s own 16:9 PNG is 1.19MB. Forms cap PDFs at 1MB because the photo inside is the file. Read

17 August 2026 images I compressed 20 real files at JPEG quality 80. Here's what actually shrank. 20 real files, JPEG quality 80, bytes measured from disk. Median save 15.5%. One small web JPEG got bigger. PNG screenshots were the outliers. Read