HEIC vs JPEG: which is better?
HEIC is the technically superior format, but JPEG is the universally compatible one — so 'better' depends entirely on what you're doing. For storage on a modern Apple device, HEIC wins easily. For sharing with the world, JPEG wins by default.
This is the central tension of HEIC. It's genuinely better technology trapped in a world built around an older standard. Understanding the specific trade-offs lets you choose correctly each time.
File size: HEIC's biggest win
HEIC stores photos at roughly half the file size of JPEG at equivalent visual quality. A photo that's 4MB as JPEG might be 2MB as HEIC — a saving that adds up enormously across thousands of photos.
For iPhone users, this is the entire point: twice as many photos fit in the same storage. It's why Apple made the switch, and why converting HEIC to JPEG usually produces a larger file than the original.
| Feature | HEIC | JPEG |
|---|---|---|
| File size | ~50% smaller | Larger |
| Color depth | 16-bit | 8-bit |
| Transparency | Yes | No |
| Live Photos / sequences | Yes | No |
| Universal compatibility | No | Yes |
Image quality and color depth
HEIC supports 16-bit color while JPEG is limited to 8-bit, meaning HEIC captures smoother gradients with far less visible banding. In skies, sunsets, and shadow transitions, this difference can be noticeable.
HEIC also handles compression more intelligently, preserving detail JPEG would discard at the same file size. For the photographer who cares about quality and shoots on Apple hardware, HEIC is the better capture format — conversion to JPEG is purely about sharing.
Compatibility: JPEG's decisive advantage
JPEG opens on literally every device, browser, app, and operating system in existence — HEIC does not. This single fact is why JPEG remains dominant despite being older and less efficient.
Windows needs an add-on for HEIC. Many websites reject HEIC uploads. Older photo editors can't open it. Print services often require JPEG. Whenever a photo needs to leave the Apple ecosystem, JPEG is the safe choice — and conversion bridges the gap.
Features beyond the photo
HEIC can store things JPEG fundamentally cannot: transparency, image sequences, depth maps, and multiple images in one file. This is what powers iPhone features like Live Photos and portrait-mode depth effects.
JPEG holds exactly one flat image with no transparency and no extras. When you convert HEIC to JPEG, these advanced elements are flattened away — usually fine for a standard photo, but worth knowing if your image relied on them.