Guide
Plywood or pine boards for a bookcase?
Cost and shelf stiffness of birch plywood versus pine boards for the same bookcase.
| Bookcase | Birch plywood | Pine boards |
|---|---|---|
| 24″ × 48″ | ~$138 | ~$150 |
| 30″ × 72″ | ~$141 | ~$188 |
| 36″ × 72″ | ~$211 | ~$197 |
| 48″ × 84″ | ~$215 · may sag | ~$237 · may sag |
Numbers computed by the same engine that writes the plans. Typical values; your town and your materials may differ.
Questions
Which is cheaper?
It depends on the size: plywood is bought by the sheet, pine by the board. The table shows both for common sizes.
Which is stronger?
Pine boards are a little stiffer for the same thickness; plywood is flatter and wider than any board.