Is 5 16 The Same As 8mm
So, there I was, rummaging through my old camera bag, the one that's been collecting dust since I discovered the joy of smartphone photography. I stumbled upon a roll of film, the kind that's been sitting there so long, it's probably developed a personality of its own. "What's this?" I thought, holding it up to the light. "Is this thing still relevant?"
And that's when it hit me. I've got two sizes of film here - 35mm and... wait, what's this? 120? Now, I'm no photography historian, but I know my way around a camera. Or at least, I thought I did. So, let's dive in, shall we? Today, we're talking about 120 film, and the question on everyone's mind (well, maybe just mine) - is 120 the same as 5x4?
First Things First: What's 120 Film?
Alright, let's start with the basics. 120 film, also known as 120 roll film, is a type of medium format film. It's wider than 35mm film, measuring about 61mm (that's 2.4 inches for those of us who aren't metric fans). It's typically used in cameras like the Rolleiflex, Mamiya 645, and even some instant cameras like the Fuji Instax Wide.
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Now, Let's Talk About 5x4
5x4, on the other hand, is a sheet film format. It's larger than 120 film, measuring 5 inches by 4 inches (hence the name). It's used in large format cameras, the kind that look like they belong in a museum rather than a modern photographer's bag.
So, are they the same? Spoiler alert: no, they're not. But let's have a little fun with this, shall we?
Can You Use 120 Film in a 5x4 Camera?
No, you can't. And here's why. 120 film is designed to be used in roll film cameras. It's wound onto a spool and fed through the camera as you shoot. 5x4 cameras, however, use sheet film. Each exposure requires a new sheet of film to be loaded manually.
But let's say you're feeling adventurous (or maybe a little desperate). You try to load that 120 film into your 5x4 camera. What happens? Well, you're going to have a bad time. The film won't fit, the camera won't advance, and you'll probably end up with a very expensive paperweight.
So, Why the Confusion?
You might be wondering, "Why do people even think these two are the same?" Well, it's all about the aspect ratio. Both 120 and 5x4 film have an aspect ratio of 1.25:1. That's the same ratio as a widescreen movie, by the way. So, in terms of the shape of the image, they're similar. But that's where the similarities end.

Plus, let's face it, the names are a bit confusing. 120 film is named after its width in millimeters, while 5x4 is named after its dimensions in inches. It's like naming a car "200cm" instead of "Ford" - it's not wrong, but it's not very helpful either.
But What About 8x10?
Now, you might be thinking, "What about 8x10? Isn't that similar to 5x4?" Well, yes and no. 8x10 is another large format film size, but it's not the same as 5x4. It's larger, measuring 8 inches by 10 inches. It's used in even larger cameras, the kind that require a tripod and a lot of patience.
So, is 8x10 the same as 5x4? No, but they're both large format films. And they're both way bigger than 120 film. But that's a story for another time.
So, What Have We Learned?
Alright, let's recap. 120 film and 5x4 film are not the same thing. They're different sizes, they're used in different cameras, and they're loaded in different ways. But they do share one thing in common - they're both awesome. There's something special about using film, whether it's the anticipation of waiting for your photos to be developed, or the satisfaction of holding a physical print in your hands.
So, whether you're a fan of medium format, large format, or even digital, there's a place for all of us in the world of photography. And who knows? Maybe one day, you'll find yourself on a similar adventure, rummaging through your camera bag and wondering, "What on earth is this thing?"
Until next time, happy shooting!
