ToolMeasuresBest forDownside
Nested dry cupsLeveled dry goodsFlour, sugar, dry volume — level and scrapeCan't read liquids at a line
Liquid jug (spouted)Liquids at a lineWater, milk, oil — pour without spillCan't be leveled for dry goods
Measuring spoonsSmall amountsSalt, spices, baking powderToo small for cups of anything
Kitchen scaleWeight — most accurateReplaces both if you weighRecipes must give grams