How Heavy Is a 1-Inch Tungsten Cube?

a 1-Inch Tungsten Cube weighs about

316 g (0.697 lb)

Typical1-inch cube (2.54 cm per side, 16.387 mL), tungsten metal at 20 °C, density 19.3 g/cm³ (18.7–19.3 depending on working)

Typical range: 306 g – 316 g.

Computed value (volume × density); the inputs are cited under Sources below.

4/8

  • a gallon of water3.78 kg

    1 US gallon (3.785 412 L) of pure water at 4 °C

  • a 1-inch tungsten cube0.316 kg

    1-inch cube (2.54 cm per side, 16.387 mL), tungsten metal at 20 °C, density 19.3 g/cm³ (18.7–19.3 depending on working)

  • an iPhone 160.17 kg

    iPhone 16, Apple technical specifications

  • a large egg0.05 kg

    one USDA large egg, edible portion with the shell removed

  • You

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Put it in perspective

Why weights differ

Tungsten density depends on purity and working: PubChem lists 18.7–19.3 g/cm³ at 20 °C; 19.3 g/cm³ is typical for solid tungsten cubes.

Sources

  1. [1] National Institute of Standards and Technology

    NIST Guide to the SI, Appendix B.8: Factors for Units Listed AlphabeticallyStandard body

    “inch (in) centimeter (cm) 2.54 E+00”

    Value as published: 1 inch = 2.54 cm (exact) · accessed 2026-11-11.

  2. [2] PubChem, U.S. National Library of Medicine

    Tungsten — Density (PubChem Compound CID 23964)Government agency

    “19.3 g/cm³”

    Value as published: 19.3 g/cm³ · accessed 2026-11-11.

  3. [3] PubChem, U.S. National Library of Medicine

    Tungsten — Density (PubChem Compound CID 23964)Government agency

    “18.7-19.3 @ 20 °C/4 °C; depends on extent of working.”

    Value as published: 18.7–19.3 g/cm³ at 20 °C, depending on working · accessed 2026-11-11.

How this value was computed

  • volume-l: 0.016387064 L — 来源 [1] (source [1])
  • density-kg-per-l: 19.3 kg/L — 来源 [2] (source [2])

Last updated 2026-11-11.Report a correction (please include a source link).

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← Lighter: a 10 oz boxing glove (10 oz (0.2835 kg))Heavier: a 1-inch gold cube (317 g (0.698 lb)) →

Frequently asked questions

How much does a 1-inch tungsten cube weigh?

a 1-Inch Tungsten Cube weighs about 316 g (0.697 lb) — 1-inch cube (2.54 cm per side, 16.387 mL), tungsten metal at 20 °C, density 19.3 g/cm³ (18.7–19.3 depending on working).

How much is a 1-inch tungsten cube in pounds and ounces?

0.697 lb, which is 11.2 oz. In metric terms: 0.316 kg.

Is a 1-inch tungsten cube heavier than an iPhone 16?

Yes. a 1-Inch Tungsten Cube weighs about 316 g (0.697 lb), while an iPhone 16 is about 170 g (5.997 oz) — roughly 1.9×.

Why do sources give different weights?

Tungsten density depends on purity and working: PubChem lists 18.7–19.3 g/cm³ at 20 °C; 19.3 g/cm³ is typical for solid tungsten cubes.

Where does this number come from?

Every source is listed at the bottom of this page with publisher, link, access date and a verbatim quote. Numbers are only published when a qualifying source can be verified.