Picture is the thing most people care about most in a TV, so it is worth being clear about what a Cello set actually gives you and how to get the best out of it. Picture quality is not one number on a box. It comes from several things working together, and knowing what they are helps you judge any TV, not just ours, and helps you set realistic expectations before you buy.
What resolutions does Cello offer?
Cello TVs run from HD Ready through Full HD at 1080p up to 4K Ultra HD, so there is a resolution to suit each screen size and budget. As a rough guide, HD Ready is fine for very small screens and second-room sets, Full HD looks sharp on smaller and mid-size screens, and 4K earns its place on larger sets where the extra detail is easier to see. The difference is explained in more depth in our guide to 4K UHD and Full HD.
A common mistake is to assume more pixels always means a better picture. They help, but only when the screen is large enough and the content is high enough quality to show them. Matching the resolution to how and where you watch matters more than chasing the highest number on the shelf.
What actually determines picture quality?
Resolution sets the ceiling, but three other things decide how good the picture really looks. The first is the source. A 4K screen can only show 4K detail if what you are watching is in 4K, so a 4K stream or disc looks far better than an old standard-definition channel stretched to fill the screen.
The second is the panel and the processing behind it, which handle contrast, colour and motion. The third is the room itself, since a bright window behind the screen washes out any TV, no matter how good the panel. Get those three working together and a mid-range set can look excellent. Ignore them and even an expensive screen disappoints.
What is HDR and does it make a difference?
HDR widens the gap between the darkest and brightest parts of the image, which gives more natural contrast and depth than the picture had before. In practice it means brighter highlights, deeper shadows and more lifelike colour on content that supports it. Many Cello sets also adjust the picture to suit the content and the light in the room, so the image stays watchable whether you are viewing in a dark lounge at night or a sunny kitchen at breakfast. It is one of the features that lifts a picture more than a jump in resolution alone.
How screen size affects the picture
Picture quality is really about how the image looks from where you sit, so size and distance matter as much as the panel. As a rough rule, a 4K set looks its best from around one and a half times the screen's width away, and a Full HD set from around twice that. A larger screen needs a little more distance and rewards 4K, so it pulls ahead in a living room. A smaller set in a kitchen or bedroom looks crisp at Full HD from closer up. The large TV range covers the bigger 4K sets, and the wider flat screen range spans the sizes below that.
Frameless design and the viewing experience
Several Cello models use a frameless bezel, which trims the border around the screen so more of what you see is picture rather than surround. It is a small change that makes a real difference to how a set feels in a room, drawing your eye into the image and giving a cleaner look on the wall or stand. On a larger screen in particular, less frame means the picture does more of the talking.
Picture for sport, film and gaming
Different content asks different things of a screen, which is why picture modes exist. A brighter, punchier mode suits live sport and daytime viewing, and a softer, warmer mode flatters film and drama in a darker room. Many sets also include a gaming mode that cuts the delay between controller and screen, which matters if you play anything fast. Switching mode to match what you are watching is one of the quickest ways to get more from the same panel.
Getting the best picture from your TV
Whatever set you choose, a few steps lift the picture noticeably. Feed it the best source you can, so 4K or HD streaming over standard definition. Turn HDR on for content that supports it. Pick the picture mode that suits what you are watching. And reduce glare on the screen where you can. Small changes here often matter more than the headline spec, and they cost nothing.
If you want help matching a screen size and resolution to your room, the team is happy to talk it through on the contact page.