David McCullum

Let’s be honest: HDR can feel like a magic trick and a puzzle wrapped together. One moment your game looks breathtaking, the next an explosion blows out into a white blob or shadow detail disappears like it never existed. HGiG … Read More

Choosing a new monitor or TV feels like dating: the specs look great on paper, but what’s it actually like in real life? If you’re trying to decide between QHD (1440p) and 4K (2160p), you’re not alone. Both give you … Read More

I’ve tested HDR on everything from budget LED TVs to high-end OLED panels while running whatismyscreenresolution.site. One thing I’ve learned is this: HDR can look incredible — but only when the display is actually capable of showing it properly. I … Read More

Think of monitors like cars: some have quick engines but sloppy steering, others feel smooth because the suspension does the heavy lifting. When people talk about monitor speed they throw around two acronyms that sound a lot like car parts: … Read More

I built WhatIsMyScreenResolution.site because I kept seeing the same question pop up over and over: Local Dimming On or Off — which setting is actually better? Most TVs ship with it enabled, but hardly anyone explains what it really does … Read More

If you’ve ever stared at your TV or monitor settings and wondered whether you should switch HDR On or Off, you’re not alone. It’s one of those settings that sounds fancy and confusing, and most of us just leave it … Read More

I didn’t originally plan to build a website around screen resolution. It started much more simply — friends asking me why their new laptop didn’t look as sharp as they expected, or why a 4K TV sometimes looked no different … Read More

Picture this. You walk into Best Buy looking for a new TV. The salesperson starts rattling off specs faster than you can process them. HD this. HDR that. 4K here. They all kind of blur together after a while, right? … Read More

When you’re shopping for a new TV, laptop, or even just watching a video on your phone, you’ve probably seen terms like HD and FHD thrown around. They sound technical, but they boil down to something really simple: how clear … Read More

Sit down, grab a cup of coffee, and let’s clear this up. You’ve probably seen HDR plastered across TV boxes and OLED plastered across glossy ads, and it’s easy to think they’re the same thing. They’re not. HDR stands for … Read More