Summary
In comparison to a 29 inch 21x9 TV a 40 inch 16x9 is...72% larger diagonally and 195% larger by area as a 16x9 display.
72% larger diagonally and 195% larger by area as a 4x3 display.
Screen Size Comparison
40 inch 16x9 display vs 29 inch 21x9 display
| StatsUse cm | 40 inch 16x9 | 29 inch 21x9 | |
| Width | 34.86 inches | 26.66 inches | |
| Height | 19.61 inches | 11.42 inches | |
| Area | 683.68 inches² | 304.50 inches² | |
| As a 4:3 Display | 32.68 inches | 19.04 inches | |
| As a 16:9 Display | 40.00 inches | 23.30 inches | |
| As a 2.35:1 Display | 37.89 inches | 28.97 inches | |
| In Comparison | 40 inch 16x9 | 29 inch 21x9 | |
| Actual Aspect Ratios | 37.93% larger diagonal 124.53% larger area | 27.50% smaller diagonal 55.46% smaller area | |
| As a 4:3 Display | 71.67% larger diagonal 194.69% larger area | 41.75% smaller diagonal 66.07% smaller area | |
| As a 16:9 Display | 71.67% larger diagonal 194.69% larger area | 41.75% smaller diagonal 66.07% smaller area | |
| As a 2.35:1 Display | 30.79% larger diagonal 71.07% larger area | 23.54% smaller diagonal 41.54% smaller area | |
| Share your Comparison | 40 inch 16x9 display vs 29 inch 21x9 display |