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1 坪 = 3.305785 m² = 2 畳。雙向換算表、畳換算說明與常見問答一次看懂。
核心換算
1 坪 = 3.305785 m²
1 m² ≈ 0.3025 坪 / 1 坪 = 2 畳
1坪 = 3.305785 m² = 2 畳。含坪→m²(1–50坪)、m²→坪(常見建坪)雙向換算表及畳與坪的關係說明。
開啟完整換算工具(可輸入任意數值)| 坪 | m² | 畳 |
|---|---|---|
| 1 | 3.31 | 2.0 |
| 2 | 6.61 | 4.0 |
| 3 | 9.92 | 6.0 |
| 4 | 13.22 | 8.0 |
| 5 | 16.53 | 10.0 |
| 6 | 19.83 | 12.0 |
| 7 | 23.14 | 14.0 |
| 8 | 26.45 | 16.0 |
| 9 | 29.75 | 18.0 |
| 10 | 33.06 | 20.0 |
| 11 | 36.36 | 22.0 |
| 12 | 39.67 | 24.0 |
| 13 | 42.98 | 26.0 |
| 14 | 46.28 | 28.0 |
| 15 | 49.59 | 30.0 |
| 16 | 52.89 | 32.0 |
| 17 | 56.20 | 34.0 |
| 18 | 59.50 | 36.0 |
| 19 | 62.81 | 38.0 |
| 20 | 66.12 | 40.0 |
| 21 | 69.42 | 42.0 |
| 22 | 72.73 | 44.0 |
| 23 | 76.03 | 46.0 |
| 24 | 79.34 | 48.0 |
| 25 | 82.64 | 50.0 |
| 26 | 85.95 | 52.0 |
| 27 | 89.26 | 54.0 |
| 28 | 92.56 | 56.0 |
| 29 | 95.87 | 58.0 |
| 30 | 99.17 | 60.0 |
| 35 | 115.70 | 70.0 |
| 40 | 132.23 | 80.0 |
| m² | 坪 |
|---|---|
| 10 m² | 3.025 坪 |
| 20 m² | 6.050 坪 |
| 30 m² | 9.075 坪 |
| 40 m² | 12.100 坪 |
| 50 m² | 15.125 坪 |
| 60 m² | 18.150 坪 |
| 66 m² | 19.965 坪 |
| 80 m² | 24.200 坪 |
| 100 m² | 30.250 坪 |
| 120 m² | 36.300 坪 |
| 132 m² | 39.930 坪 |
| 150 m² | 45.375 坪 |
| 165 m² | 49.913 坪 |
| 200 m² | 60.500 坪 |
關於畳的換算標準
本表採日本公團規格:1 坪 = 2 畳(1 畳 ≈ 1.6528 m²)。實際畳的大小依地區而異——關西(京間畳)約 1.82×0.91m,關東(江戶間畳)約 1.76×0.88m。本換算以公團尺寸為準。
1 坪 = 3.305785 m²(精確值)。日常計算多取 3.3 m²。