Verified Density Conversion120g / US Cup

150 Grams of Powdered Sugar (Confectioners) to Cups

Comprehensive baking volume guide, brand density variances, and measuring instructions for 150g of powdered sugar (confectioners).

Direct Answer

150 grams of powdered sugar (confectioners) is 1.25 cups (1 cup + 4 tablespoons), based on 120 grams per US cup.

When measured using standard kitchen equipment, this corresponds to 20.0 tablespoons or 60.0 teaspoons. In dry weight, 150 grams equals 5.29 ounces.

Practical Measurement Decomposition & Shortcut Advice

Exact Spoon Decomposition

1 cup + 4 tablespoons

Nearest Clean Cup Mark

1¼ cups (150.0g basis)

The nearest clean measure is 1¼ cups, which is 0.0g over. That is fine for simple dessert dusting but not for royal icing or silky buttercream.

Convert 150g Powdered Sugar to Other Volume Units

Calculate how 150 grams of powdered sugar (confectioners) converts across US customary, US legal, metric, and UK imperial cups.

150g
grams
Brand Density & Package OverrideKing Arthur Baking

Custom package weights override standard database densities for this session without altering official database records.

Calculated Conversion Output
1 cup + 4 tablespoons
1 ¼ cups
1.25 cups
Basis: 1 US Customary Cup (236.59 ml) = 120g (Powdered Sugar)
1 Full Cup + Remainder
1 Cup¾½¼
Cross-Unit Equivalent Strip
Tablespoons20 tbsp
Teaspoons60 tsp
Ounces5.29 oz
Millilitres295.7 ml
Butter SticksN/A
Pounds0.33 lbs
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Cross-Unit Conversion Table for 150g Powdered Sugar (Confectioners)

Complete measurement equivalents for 150 grams of powdered sugar (confectioners) across standard kitchen units.

Cross-Unit Conversion Table for 150g Powdered Sugar (Confectioners)
Measurement UnitConverted ValueConversion Basis
US Customary Cups1.25 cups (1 cup + 4 tablespoons)236.588 ml / cup (120g/cup)
US Legal Cups1.23 cups240 ml nutrition label basis
Metric Cups1.18 cups250 ml international standard
US Tablespoons20.0 tbsp16 tbsp per US cup
US Teaspoons60.0 tsp48 tsp per US cup
Ounces Weight5.29 oz28.3495 grams per dry oz
Fluid Volume (ml)295.7 mlDensity: 0.5072 g/ml
Pounds (lbs)0.331 lbs453.592 grams per lb

Brand Variance Analysis for 150g Powdered Sugar (Confectioners)

Commercial flour and pantry brands publish slightly different cup weights. Here is how 150 grams of powdered sugar (confectioners) measures across major brands:

Brand Variance Analysis for 150g Powdered Sugar (Confectioners)
BrandPublished Cup Weight150g Converted VolumeDifference in Tbsp
Domino120g / cup1.25 cups0.0 tbsp spread
King Arthur Baking113g / cup1.33 cups1.2 tbsp spread

Condition & Preparation Variance for 150 Grams

Preparation methods like spooning, scooping, sifting, or packing directly alter volume density. Here is how 150 grams of powdered sugar (confectioners) behaves:

Spooned & Leveled (Standard)

1.25 cups

Fluffed before measuring
Scooped Directly (Compacted)

1.12 cups

Packs 12-15% extra mass
Sifted / Aerated

1.39 cups

Aerated particle volume

Recipe Context: What is 150g of Powdered Sugar (Confectioners) in Real Baking?

Notable Benchmark: One full cup of yellow cornmeal or chopped dried fruit.150 grams of powdered sugar (confectioners) measures to 1.25 cups (1 cup + 4 tablespoons). In standard home baking, this amount provides the precise structure and moisture balance required for balanced batter formulation.

Spoon into cup and level or sift first as recipe directs.

Related Weight & Ingredient Navigation

Frequently Asked Questions: 150g Powdered Sugar (Confectioners)

How many cups is 150 grams of powdered sugar (confectioners)?

150 grams of powdered sugar (confectioners) equals 1.25 cups (1 cup + 4 tablespoons), based on a US customary cup density of 120 grams per cup. This is equivalent to 20.0 tablespoons or 1 cup + 4 tablespoons.

Is 150g of powdered sugar (confectioners) equal to 1¼ cups?

Yes. 150 grams of powdered sugar (confectioners) is practically identical to 1¼ cups (differing by only 0.0 grams), making standard cup measures accurate for this weight.

Should I measure 150g of powdered sugar (confectioners) by weight or volume?

Measuring 150 grams on a digital kitchen scale is always recommended for precision baking. However, if using volume, 1 cup + 4 tablespoons gives the most accurate approximation for powdered sugar (confectioners).

Data Sources & Editorial Verification

Our Calculation Methodology →
Primary Density Source

King Arthur Baking

Brand Benchmarks: Domino (120g/cup), King Arthur Baking (113g/cup)
Editorial Audit

Last reviewed on 2026-08-20

Methodology & formulas audited against our calculation standards.