A3 vs Tabloid
A3 is 297 × 420 mm (11.69 × 16.54 in); Tabloid is 279.4 × 431.8 mm (11 × 17 in). The difference: +17.6 mm in width and -11.8 mm in height, A3 relative to Tabloid — drawn below at one shared, true scale.
From the same desk
Keychordkeyboard shortcuts for every appFontduetfont pairings that just workColorchordcolor palettes in perfect harmonyScreenchordevery screen, true to sizeIconchordevery icon, in seven voicesGlyphchordevery symbol, one click to copyLocalechordevery locale, formatted rightTimechordevery date-format token, in every languagePlugchordevery plug, every country, to scaleDialchordevery country code, dialed rightMimechordevery media type, straight from the registryNotechordevery note you can hear, and the math beneath itA3 is 297 × 420 mm (11.69 × 16.54 in); Tabloid is 279.4 × 431.8 mm (11 × 17 in). The difference: +17.6 mm in width and -11.8 mm in height, A3 relative to Tabloid — drawn below at one shared, true scale.