Sq. Inch (in²) to Sq. Meter (m²)
1 in² = 0.000645 m² · Free instant converter, no signup required.
Direct Answer
1 in² = 0.000645 m²
Formula: m² = in² × 0.000645. This page supports instant conversion, reference table checks, and related unit links.
About this conversion
This Koverts page converts square inches (in²) to square meters (m²) — useful for small electronics screens, stamps, and precision metal stock listed in inches.
The square inch is an imperial area unit — one inch on each side. It is common for display diagonals squared in marketing and for US sheet metal gauges.
The square meter is the standard SI unit for room areas, solar panels, and building codes outside the US.
Typical uses
- Small display and bezel area estimates
- Converting US technical drawings to metric bids
- Jewelry and stamp collecting surface math
Common reference values
- 1 in² = 0.000645 m²
- 10 in² = 0.006452 m²
- 100 in² = 0.064516 m²
Tip: Divide square inches by 1550.0031 to get square meters (exact conversion factor from definitions).
Educational reference — always verify critical measurements (medical, engineering, legal) with primary sources.
// sq_inch Conversion table sq_meter
| Sq. Inch (in²) (in²) | Sq. Meter (m²) (m²) |
|---|---|
| 1 in² | 0.000645 m² |
| 2 in² | 0.00129 m² |
| 5 in² | 0.003226 m² |
| 10 in² | 0.006452 m² |
| 20 in² | 0.012903 m² |
| 25 in² | 0.016129 m² |
| 50 in² | 0.032258 m² |
| 100 in² | 0.064516 m² |
| 250 in² | 0.16129 m² |
| 500 in² | 0.32258 m² |
| 1000 in² | 0.64516 m² |
How to convert
Sq. Inch (in²) → Sq. Meter (m²)
To convert from Sq. Inch (in²) (in²) to Sq. Meter (m²) (m²)，multiply your value by 0.000645.
For example，10 in² = 0.006452 m².
// Frequently Asked Questions
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