Have Camera Will Travel

Digital photography

SD Memory Cards

Fastest SD Card Speed Tests

With cameras getting improved 4K, 5K, and even 8K video recording and burst shooting features all the time, some of them need the write speeds that only the fastest SD cards provide. So here’s a roundup of the fastest SD cards based on my independent tests.

Fastest microSD Cards

Fastest MicroSD Card Speed Tests

Need a fast microSD card? If you’re shooting 4K, 5K, or 8K video, high-speed burst-mode photos, or some other demanding use, speed matters. These are the results from my speed tests of the fastest microSD cards.

SD Memory Cards

Types of SD Cards Explained

There are several different types of SD card, as well as multiple speed rating systems and cryptic codes. Here’s a rundown of what the differences are.

Image File Formats Header

Which Image File Formats Are Best for What?

There’s a bunch of different image formats available, some old as well as many new ones. But it’s not always clear which is the best to use. JPG? RAW? HEIC? WebP? Here’s a quick guide on which image files formats are best, when.

Sony a7r IV Mirrorless Camera Front View

Sony a7R IV ISO Range Sample Images

I’ve been out shooting with the brand-new Sony a7R IV, the full-frame flagship model in Sony’s mirrorless camera range. Here are some side-by-side examples taken through the ISO range from ISO 50 to ISO 102400.

Latest Updates

What are XMP Files?

You often see XMP files next to photo image files. Here’s an explanation of what they are and why they’re there.