Begin with the room
Television buying advice often begins with technology, but a better starting point is a tape measure. Measure the distance from where people usually sit to where the screen will go. Note the width of the wall or stand, how much daylight the room gets and what time of day you mostly watch. Those answers narrow the choices more than any feature list.
Screen size and seating distance
Screen sizes are given as the diagonal measurement of the display, usually in inches. A larger diagonal fills more of your view, which feels more immersive for movies and sports, but only up to a point. A screen that is too big for the room makes you scan your eyes around the picture, and one that is too small makes details harder to appreciate.
A commonly used rule of thumb is to sit somewhere between roughly 1.5 and 2.5 times the screen’s diagonal away. Treat it as a starting range, not a law. As a hypothetical example, take a 55-inch television. Multiply 55 by 1.5 to get 82.5 inches, about 6.9 feet. Multiply 55 by 2.5 to get 137.5 inches, about 11.5 feet. So a seat somewhere between about 7 and 11 feet away would sit inside that range.
Resolution affects this too. With higher-resolution screens, individual pixels are smaller, so you can sit closer without noticing the grid of dots. With lower-resolution screens, sitting too close can make the picture look softer. The details of how pixels, 4K and HDR video interact are covered separately, but the basic idea is that more pixels let you pick a larger screen for the same distance.
Other practical limits matter as well:
- Width of the space. Check that the television, including its stand feet, fits the furniture.
- Doorways and stairs. Large screens can be awkward to move.
- Wall mounting. The wall needs to support the weight, and mounts have limits that are printed on their packaging.
- Who sits where. If the sofa is long, people at the edges may see the screen from a sharp angle.
Panel types in plain terms
The panel is the part that makes the picture. Without going into brands, a few broad families are common, and the differences show up in black levels, brightness and viewing angle. A more complete explanation of screen technology and refresh rates is available elsewhere, but here is the short version.
- LCD panels with a backlight. The panel filters light from a backlight behind it. These tend to be bright, which helps in rooms with windows. Black areas can look gray in a dark room because the backlight is still on. Some models improve this by dimming parts of the backlight in zones.
- Self-lit panels. Here each pixel makes its own light, so a black pixel can turn fully off. This often gives deep blacks and strong contrast, which many people like for movies in a dim room. Peak brightness can be lower than the brightest backlit models, though this varies by model.
- Viewing angle. On some LCD types, color and contrast fade when you look from the side. If your seating is wide or off-center, it is worth checking this in a store.
No panel type is best for everyone. A bright living room with big windows suits a very bright screen. A dedicated dark room suits strong black levels.
Brightness, glare and reflections
Shiny screens look vivid but also reflect lamps and windows. Matte or anti-glare coatings reduce reflections but can soften the look of dark scenes a little. Before choosing, picture where the light falls in your room at the hours you watch. A screen opposite a large window may need curtains no matter which model you pick.
Refresh rate, smart features and inputs
A higher refresh rate can make fast motion, such as sports or games, appear smoother. For most movies and shows, it makes little difference. If you play games, check which inputs support the higher modes, because not every port does. The built-in smart platform matters less than it used to, since you can add a separate streaming device later. What does matter is a good set of ports: enough for your console, soundbar and anything else, with at least one that supports the features you need. If you use a soundbar, an ARC or eARC port is helpful.
Sound is part of the decision
Thin televisions have little room for large speakers, so built-in sound is often modest. If sound matters to you, factor in a soundbar or speakers when you set your budget, instead of spending everything on the screen.
Practical questions before you buy
- How far will most viewers sit, and what size range does that suggest?
- Is the room bright, dark or both at different times?
- Will it be mounted or sit on furniture?
- Which devices need to plug in, and which of them need special features?
- Do you mostly watch movies, sports, games or general programs?
- What is the return policy if the screen looks wrong in your room?
Stores are lit very differently from homes, and demo modes are set to look as dramatic as possible. If you can, look at a screen showing ordinary content, and try to see it at the sort of distance you will sit at. After you buy, spend a little time in the picture settings. Switching from a vivid showroom mode to a movie or standard mode often makes the picture look more natural. If something still feels wrong, many retailers allow returns for a limited period, and that is worth checking before you open the box.