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Last Updated: 30 Dec, 2025
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With so many options for TV units available today for different sizes, styles, and functionality, choosing the right one for your needs can be challenging. This is your ultimate guide to measuring your space, figuring out what dimensions matter, and everything in between.
Room Size Considerations

One should take measurements of the space in which the TV unit will reside before buying a TV unit. This is important because the presence of a TV unit that is either too big or too small for a room can make the area feel cluttered or empty. Take the length, width, and height measurements of the area to have a clear idea of the available space.
Don't forget to consider space for movement and viewing comfort when measuring. The TV Unit should not intrude on pathways or seating areas, nor disrupt any movement through the living room. If your living area is a smaller space, think of having a corner TV unit since they are made to fit neatly inside the corners and maximise your floor space with many options for storing and showing things.

The other is your TV size. A way to do this is to measure the diagonal size of your TV display in inches from one corner to the opposite. This makes it possible for the TV Unit to accommodate your TV if it is placed on a stand instead of being wall-mounted. In other words, take a unit larger than a few inches wider than your TV as it provides more stability besides offering proper ventilation for the TV.
When choosing the right dimensions for your TV cabinet, consider these three main categories:
For instance, if you have a 140 cm (55-inch) TV, a stand measuring between 145 cm (57-inch) and 165 cm (65-inch) will fit perfectly, giving you a bit of extra space. For a more dramatic look, you can opt for a 203 cm (80-inch) stand.
For smaller TVs and tighter spaces, a 101.5 cm (40-inch) stand works well for a 109 cm (43-inch) TV.
When choosing a TV unit, three important dimensions must be considered: Width, height, and depth. Let's have a look at all of them:
Width
The width of your TV unit is directly proportional to the size of your TV. As already said, the unit should be wider than your TV to ensure a firm basis and allow proper air circulation.
In addition to the TV, consider the storage space you require. If you intend to keep a media player, game console, or other electronic items in your TV unit, then opt for TV units with shelves or TV units with storage.
Height
The height of your TV unit will then influence the general view. Ideally, the centre of the screen of your television should be at your eye level when seated. For general comfortable viewing, a height of around 42 inches (106.68 cm)is commonly recommended although this might vary depending on your seating arrangement.
If you have a low-profile sofa or chairs, then a lower TV unit of around 16–24 inches would be more pleasant to view.
For higher seating such as a sectional sofa or an armchair, you should be looking to get a taller TV stand of around 24–36 inches. This will allow the positioning of the TV at the correct height.
Depth
TV Units offer a wide range of depths, commonly between 12 to 20 inches. Because the depth ensures a place to organize cables for storage, it is crucial. A deeper unit allows more room for arranging devices, sound systems, or decorative items. However, they will occupy more floor space. If you have several electronic appliances or need ample room for media storage, look for a unit with more depth. Units featuring built-in cable holes at the back or a provision of a back panel can also help organize many cables and keep the space clean.
The general theme in your room and your style choices will determine the type of TV unit you desire. Let's understand some common styles of TV units along with their general dimensions.
Modern TV Units

Industrial TV Units

Minimalist TV Unit
Traditional TV Units

How to Measure Accurately
Measuring for the unit requires a measuring tape as well as dimensions for the proper width from your TV screen. After that, record the space available in the room that takes into account the width, height, and depth of the actual unit.
Clearance Space
Leave enough clearance space around the TV unit to allow for ventilation and not to overcrowd the room. At least 2–4 inches of space on each side and behind the unit is allowed to ensure adequate airflow and easy access.
Cable Management Solutions
Look for units that have a built-in cable management solution such as cable holes or hidden compartments. This will help keep your living space clean and free from a mess of tangled cords.
While aesthetics are important, one should ensure that the TV unit can fit comfortably in your room and doesn't overwhelm the space. If you have multiple devices or media, consider a TV unit with great storage space or extra shelves.
Ready to find the ideal TV Unit for your space? Explore a variety of options at Choice Furniture Superstore. Also, don’t miss out on our black friday TV unit deals for great savings on high-quality furniture. Happy shopping.
Measure your room's length, width, and height, then choose a unit that fits comfortably without blocking pathways or seating areas. For most living rooms, a medium-sized TV unit (109–140 cm) offers the best balance of space and storage, whilst smaller bedrooms work well with compact units (81–109 cm).
Your TV unit should be at least a few inches wider than your TV on each side to ensure stability and proper ventilation. This prevents your TV from overhanging the edges and allows air to circulate around the back of the set.
Yes, corner TV units are excellent for smaller spaces as they fit neatly into corners and maximise floor space whilst providing storage and display options. They're ideal for bedrooms or compact living areas where space is at a premium. Browse our TV unit collection to find corner options that suit your needs.
Measure the diagonal screen size of your TV in inches from one corner to the opposite corner. This measurement helps you choose a unit large enough to safely accommodate your TV whilst leaving room for ventilation on either side.
Compact units (81–109 cm) suit smaller TVs in bedrooms, medium units (109–140 cm) work for most living rooms and larger bedrooms, whilst large units are ideal for spacious rooms with bigger TVs. Each category balances screen size, room dimensions, and storage needs.
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