40-Inch TV Dimensions
A 40-inch TV with a 16:9 aspect ratio has a screen 88.6 cm (34.9 in) wide and 49.8 cm (19.6 in) tall — an area of 0.44 m². Add 1–3 cm per side for the bezel, depending on the model.
| Parameter | cm | in |
|---|---|---|
| Width | 88.6 cm | 34.9 in |
| Height | 49.8 cm | 19.6 in |
| Area | 4411 cm² | 684 in² |
| PPI (at 4K) | 110.1 PPI | |
| Viewing distance | 1.22 m – 1.65 m (4.0 ft – 5.4 ft) | |
40-inch TV vs nearby sizes
How wide is a 40-inch TV?
A 40-inch 16:9 TV is 88.6 cm (34.9 in) wide and 49.8 cm (19.6 in) tall, measuring the visible screen only.
How far should I sit from a 40-inch TV?
The recommended viewing distance is about 1.22 m – 1.65 m (4.0 ft – 5.4 ft), based on a 30°–40° horizontal viewing angle.
What is the PPI of a 40-inch TV at 4K?
At 3840×2160 (4K), a 40-inch TV has a pixel density of 110.1 PPI.