Summary
In comparison to a 51 inch 16x9 TV a 40 inch 16x9 is...22% smaller diagonally and 38% smaller by area as a 16x9 display.
22% smaller diagonally and 38% smaller by area as a 4x3 display.
Screen Size Comparison
40 inch 16x9 display vs 51 inch 16x9 display
| StatsUse cm | 40 inch 16x9 | 51 inch 16x9 | |
| Width | 34.86 inches | 44.45 inches | |
| Height | 19.61 inches | 25.00 inches | |
| Area | 683.68 inches² | 1111.41 inches² | |
| As a 4:3 Display | 32.68 inches | 41.67 inches | |
| As a 16:9 Display | 40.00 inches | 51.00 inches | |
| As a 2.35:1 Display | 37.89 inches | 48.31 inches | |
| In Comparison | 40 inch 16x9 | 51 inch 16x9 | |
| Actual Aspect Ratios | 21.57% smaller diagonal 38.49% smaller area | 27.50% larger diagonal 62.56% larger area | |
| As a 4:3 Display | 21.57% smaller diagonal 38.49% smaller area | 27.50% larger diagonal 62.56% larger area | |
| As a 16:9 Display | 21.57% smaller diagonal 38.49% smaller area | 27.50% larger diagonal 62.56% larger area | |
| As a 2.35:1 Display | 21.57% smaller diagonal 38.49% smaller area | 27.50% larger diagonal 62.56% larger area | |
| Share your Comparison | 40 inch 16x9 display vs 51 inch 16x9 display |