A 12.9-inch tablet measures 10.3 inches wide and 7.7 inches high (26.2 × 19.7 cm) of actual screen area, based on a 4:3 aspect ratio. The 12.9-inch figure is the diagonal, not the width.
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Screen measurements calculated from the 12.9-inch diagonal at a 4:3 aspect ratio.
| Measurement | Imperial | Metric |
|---|---|---|
| Diagonal (screen size) | 12.9 in | 32.8 cm |
| Screen width | 10.3 in | 26.2 cm |
| Screen height | 7.7 in | 19.7 cm |
| Aspect ratio | 4:3 | 1.33:1 |
| Screen area | 79.9 sq in | 515.3 cm² |
Compare 12.9 inch tablets on Amazon →
| Resolution | Pixels | Pixel Density |
|---|---|---|
| Liquid Retina XDR | 2732 × 2048 | 265 PPI |
Screen dimensions are exact. Body and case figures are typical ranges — verify against the specific model.
| Check | Typical figure | Notes |
|---|---|---|
| Screen area (exact) | 10.3 × 7.7 in | Calculated from the 12.9 in diagonal at 4:3 |
| Body width (typical) | 10.6–11.2 in | Bezels on modern tablets are slim and even |
| Body height (typical) | 8–8.7 in | Portrait orientation |
| Minimum sleeve size | 11.6 × 9.1 in | Allow clearance for padding |
| One-handed use | Two hands recommended | Weight matters as much as size |
| Fits a handbag / small tote | Only larger totes | See our handbag size guide |
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Comparing against other devices? See the laptop size guide and phone screen size guide.
| Size | Screen (W × H) | Area | vs 12.9 in |
|---|---|---|---|
| 11 in | 8.8 × 6.6 in | 58.1 sq in | -27% screen area |
| 12.9 in (this size) | 10.3 × 7.7 in | 79.9 sq in | — |
Because screen area scales with the square of the diagonal, a small step up in inches is a larger jump in picture size than the numbers suggest.
The screen measures 10.3 × 7.7 inches (26.2 × 19.7 cm) at a 4:3 aspect ratio. The body is typically 10.6–11.2 inches wide including bezels.
It covers about 79.9 square inches of screen area — 10.3 inches wide by 7.7 inches tall.
A sleeve of at least 11.6 × 9.1 inches, or any case rated for 12.9-inch tablets.
Not comfortably. At this size a stand, case with kickstand, or two hands is the norm.
Back to the full tablet sizes guide.
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