Convert Wey to Momme
Convert weys to mommes instantly. 1 wey = 30481.407264 momme — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Momme to Wey converter for the reverse conversion.
Units explained
Wey
The wey was an English bulk weight, here taken as 252 pounds (about 114.3 kg).
From Old English 'waege', a weighing or balance.
Obsolete English unit for wool, cheese, and salt.
Used in medieval and early-modern English trade.
Momme
The momme (mom) equals 3.75 grams.
A traditional Japanese mass unit (Japanese 'monme').
Pearls, and as the standard weight grade for silk fabric.
Part of the traditional Japanese shakkanho system.
Wey to Momme conversion formula
Note: this conversion uses a generally accepted modern value. Historical and regional definitions of this unit varied across times and places.
The relationship between weys and mommes:
To convert weys to mommes, multiply the value in weys by 30481.407264. To reverse, multiply mommes by 3.280688e-5.
How to use this converter
Type a value into the calculator. The result in mommes updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Momme to Wey converter for the reverse direction.
Step-by-step: convert weys to mommes
- Write down the value in weys (wey).
- Multiply that value by the factor 30481.407264.
- The product is the equivalent value in mommes (mom).
- To reverse, multiply the momme value by 3.280688e-5.
Worked examples
Example 1 — Convert 1 wey to mom:
1 × 30481.407264 = 30481.407264 mom
Example 2 — Convert 100 wey to mom:
100 × 30481.407264 = 3048140.7264 mom
Wey to Momme conversion table
Standard reference values for converting weys to mommes:
| Wey [wey] | Momme [mom] |
|---|---|
| 0.01 | 304.81407264 |
| 0.1 | 3048.1407264 |
| 1 | 30481.407264 |
| 2 | 60962.814528 |
| 3 | 91444.221792 |
| 4 | 121925.629056 |
| 5 | 152407.03632 |
| 10 | 304814.07264 |
| 20 | 609628.1452800001 |
| 30 | 914442.2179200001 |
| 40 | 1219256.2905600001 |
| 50 | 1524070.3632 |
| 100 | 3048140.7264 |
| 500 | 1.52407e+7 |
| 1000 | 3.048141e+7 |
Frequently asked questions
How many mommes is 1 wey?
How do I convert weys to mommes?
How do I convert mommes back to weys?
How many mommes is 100 weys?
Popular weight unit conversions
Convert Wey to other weight units
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Metric / SI (18 units)
Avoirdupois (14 units)
Troy & Apothecary (10 units)
Indian / South Asian (6 units)
Scientific / Atomic (9 units)
Astronomical (4 units)
Biblical / Ancient (14 units)
Sources & references
Conversion factor (1 wey = 30481.407264 mom) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Hydrographic Organization — Resolution on the Nautical Mile
International authority that standardised the nautical mile at exactly 1852 m in 1929 — the value adopted worldwide for sea and air navigation.