Buying Guide

TV: How to Buy the Right One

Television marketing is a fog of invented brand-name 'technologies' designed to make two similar sets look different. Cut through it by focusing on four things that genuinely change what you see: the panel type, how bright it gets, how well it handles motion, and the connections on the back.

Key takeaways

  • Panel type (OLED / QLED / LED) is a priority — see why below.
  • Brightness & HDR is a priority — see why below.
  • Local dimming zones is a priority — see why below.
  • Decide the job first, then buy the minimum that does it well for the next few years.

Resolution is no longer a useful way to choose a TV — almost everything worth buying is 4K, and 8K offers little practical benefit at normal viewing distances and sizes. What actually separates a great picture from a mediocre one is contrast (how deep the blacks are), brightness (how much HDR content pops), and motion handling.

The biggest, most overlooked variable is simply size for the money. A larger screen at a slightly lower 'tier' almost always delivers a more satisfying experience than a smaller, fancier panel. We will walk through the panel types, what the real specs mean, and where TV makers quietly cut corners.

What actually matters when buying a tv

What actually matters when buyingPanel type (OLED / QLED / LED)94%Brightness & HDR86%Local dimming zones78%Refresh rate & motion64%HDMI 2.1 & ports60%Built-in sound40%Smart platform & ads36%
Where to focus your attention and budget. Higher bars = features that most affect everyday satisfaction; teal = prioritise these.

Panel type (OLED / QLED / LED)

This is the foundation of picture quality. OLED panels light each pixel individually, giving perfect blacks and the best contrast — ideal for movies and darker rooms. QLED and good LED sets get brighter, which helps in sunlit rooms and for vivid HDR, but their blacks are greyer unless they have many local-dimming zones. Match the panel to your room and content, not to the marketing name.

Brightness & HDR

High Dynamic Range (HDR) is where modern TVs shine, but only if the set is bright enough to deliver it. Cheap 'HDR-compatible' TVs accept the signal but can't display it convincingly. Look for genuine peak brightness (measured in nits) and support for HDR10 — and ignore the alphabet soup of proprietary HDR badges that don't change much in practice.

Local dimming zones

On LED and QLED sets, local dimming controls how independently areas of the screen can darken. More zones (full-array local dimming) means deeper, more convincing blacks and less 'blooming' (halos around bright objects). A TV's number of dimming zones tells you far more about real contrast than any brand buzzword.

Refresh rate & motion

A native 120 Hz panel handles fast sports and gaming more smoothly than a 60 Hz one. Be wary of inflated 'effective' or 'motion rate' numbers — those are marketing, not the true refresh rate. For gamers, a real 120 Hz panel paired with HDMI 2.1 is the combination to look for.

HDMI 2.1 & ports

If you own a current games console or plan to, HDMI 2.1 ports unlock 4K at 120 Hz and variable refresh rate. Check how many of the TV's HDMI ports are the full 2.1 spec — some sets advertise it but include only one. Also confirm there's an eARC port if you'll connect a soundbar.

Built-in sound

Flat-panel TVs have almost no room for speakers, so built-in audio is usually thin. Don't pay a premium for a TV's sound; instead, budget separately for a soundbar, which transforms the experience for a modest extra cost.

Smart platform & ads

Every TV runs a smart-TV operating system, and they vary in speed, app selection and how aggressively they push ads. It's a minor factor — you can always add a streaming stick — but a sluggish, ad-heavy interface is a daily irritation worth checking in reviews.

The jargon, decoded

Specification sheets are full of terms designed to sound impressive. Here is what the ones that matter actually mean in plain language.

TermWhat it means
OLEDEach pixel makes its own light and can switch fully off, giving perfect blacks and superb contrast. Best in controlled light.
QLEDAn LED TV with a 'quantum dot' layer for brighter, more saturated colour. Brighter than OLED but with less perfect blacks.
HDR / HDR10High Dynamic Range — a wider range of brightness and colour. HDR10 is the baseline open standard every good TV supports.
NitsScreen brightness. Higher peak nits make HDR highlights pop and help in bright rooms. 600+ nits is a meaningful HDR set.
Local dimmingHow independently zones of an LED backlight can dim. More zones = deeper blacks and fewer halos around bright objects.
HDMI 2.1The connector spec needed for 4K at 120 Hz and variable refresh rate — important for current games consoles.

How much should you spend? Budget tiers

There is no single 'right' price — only the right price for what you need. These tiers show what your money realistically buys.

TierTypical priceWhat you get
Budget$250 – $500A solid 4K LED TV for casual viewing in a normal room. Prioritise screen size and a reputable brand over fancy features. Don't expect convincing HDR or deep blacks at this tier — and that's fine for everyday watching.
Mid-range$600 – $1,200The value zone: bright QLED or strong LED sets with full-array local dimming, genuine HDR brightness and often a 120 Hz panel. This is where picture quality jumps without paying for the OLED premium.
Premium / OLED$1,300 +OLED or top-tier mini-LED sets with the best contrast, brightness and motion, plus full HDMI 2.1 for gaming. Worth it for film lovers and gamers in a room they can control; overkill for casual daytime viewing.
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A simple decision flowchart

If you only remember one thing, let it be this: match the purchase to how you'll really use it. Follow the path that fits you.

Start here Is your room bright with lots of windows? Yes Lean QLED/LED for brightness No A dark room favours OLED Do you game on a current console? Yes Insist on HDMI 2.1 + 120Hz No Prioritise size + contrast
Use your honest answers, not aspirational ones — most buyers over-buy by planning for a use case that never arrives.

Common mistakes (and how to avoid them)

1. Chasing 8K resolution

At normal screen sizes and viewing distances, 8K is nearly impossible to tell apart from 4K, and there's almost no 8K content. The money is far better spent on a brighter, higher-contrast 4K set or a bigger screen.

2. Believing 'motion rate' numbers

Inflated figures like '240 motion rate' are not the real refresh rate. If smooth motion matters to you, confirm the panel is natively 120 Hz rather than a marketing multiple of 60 Hz.

3. Paying extra for built-in sound

Even premium TVs have thin speakers because there's no room for them. Budget for a separate soundbar rather than paying a premium for on-board audio that will still disappoint.

4. Buying a small premium TV over a big mid-range one

For most living rooms, a larger screen at a slightly lower tier is more immersive and satisfying than a smaller, fancier panel. Size first, then features.

When is the best time to buy?

TV prices follow the model-year cycle. New line-ups are announced early in the year, which pushes the previous year's excellent sets to their lowest prices through spring. The other deep-discount windows are Black Friday/Cyber Monday and major sporting-event run-ups. A last-year flagship in spring is often the single best value in TVs.

Tip: our seasonal sale calendar maps the cheapest months for every major category, and the discount calculator tells you what a sale price really works out to.

Frequently asked questions

Is OLED or QLED better?

Neither is universally better — it depends on your room and what you watch. OLED gives perfect blacks and the best contrast, making it ideal for movies and darker rooms. QLED gets brighter, which helps in sunny rooms and for vivid HDR. Choose OLED for a controlled, cinema-like space and QLED for a bright, multi-purpose living room.

Is 8K worth it in 2026?

For almost everyone, no. At normal screen sizes and viewing distances the difference between 8K and 4K is extremely hard to see, and there is virtually no 8K content to watch. You will get a far more noticeable upgrade by spending the same money on a brighter, higher-contrast 4K TV or simply a larger screen.

What size TV should I buy?

Bigger is usually better within reason: for most living rooms a larger screen at a slightly lower feature tier is more immersive than a small premium set. As a rough guide, sit so the screen fills a comfortable portion of your view — most people end up wishing they had sized up, not down.

Do I need a soundbar?

Most people benefit from one. Flat TVs have almost no room for speakers, so built-in audio is typically thin and tinny. Rather than paying a premium for a TV's sound, budget separately for a soundbar — it transforms the experience for a relatively small extra cost.