TV Size Calculator
Find the perfect TV size for your viewing distance. Get recommendations based on your room layout and optimal viewing angles.
1. Enter Your Viewing Distance
Or start with a preset:
Measure the distance from where you'll sit to where the TV will be mounted.
The Science of Optimal TV Viewing
Choosing the right TV size isn't just about fitting your budget or wall space— it's about creating the perfect viewing experience. Too small, and you'll strain to see details. Too large, and you'll find yourself moving your head to follow the action, leading to fatigue and an uncomfortable viewing experience.
The key is understanding viewing angles and pixel density. Modern 4K TVs allow you to sit closer than older 1080p displays because the higher resolution means you can't see individual pixels until you're much closer to the screen.
TV Size Guidelines by Room Type
Bedroom TVs (32"-43")
Bedrooms typically require smaller screens due to closer viewing distances. A 32-43" TV is ideal for most bedrooms where you're viewing from 4-8 feet away.
- Viewing distance: 4-8 feet
- Best sizes: 32", 39", 43"
- Mounting height: 42" from floor to center
Small Living Rooms (43"-55")
Small to medium living rooms work best with 43-55" TVs. These sizes provide an immersive experience without overwhelming the space.
- Viewing distance: 6-10 feet
- Best sizes: 43", 50", 55"
- Mounting height: 44" from floor to center
Large Living Rooms & Home Theaters (65"-85")
Large spaces can accommodate bigger screens that create a truly cinematic experience. Consider 65" or larger for rooms where you sit 9+ feet from the screen.
- Viewing distance: 9-15 feet
- Best sizes: 65", 75", 85"
- Mounting height: 46" from floor to center
4K vs 1080p: How It Affects TV Size Selection
4K TVs (Ultra HD)
With 4K resolution, you can sit much closer to the screen without seeing pixels. This means you can choose a larger TV for the same viewing distance, creating a more immersive experience.
Rule: Sit 1-1.5x the screen width away
1080p TVs (Full HD)
With 1080p resolution, you need to sit farther back to avoid seeing individual pixels. This means smaller screen sizes are often better for the same viewing distance.
Rule: Sit 1.5-2.5x the screen width away
Common TV Sizing Mistakes
- Buying based on wall space alone: Just because a 75" TV fits on your wall doesn't mean it's right for your viewing distance.
- Not measuring the viewing distance: Always measure from your seating position to the TV location before shopping.
- Ignoring room proportions: A massive TV can make a small room feel cramped and overwhelmed.
- Mounting too high: Your TV should be at eye level when seated, not angled down from above a fireplace.
Frequently Asked Questions
How far should I sit from my TV?
For 4K TVs, sit 1-1.5 times the screen width away. For 1080p TVs, sit 1.5-2.5 times the screen width away. This ensures you can see all the detail without eye strain.
What height should I mount my TV?
Mount your TV so the center of the screen is at eye level when seated. This is typically 42-46 inches from the floor, depending on your seating height.
Is a bigger TV always better?
Not necessarily. The optimal TV size depends on your viewing distance and room size. A TV that's too large for your space can cause eye strain and make it difficult to see the entire screen comfortably.
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