Tech & Gadgets · Head-to-head
Apple iMac 24-inch (M4) vs HP OmniStudio X 31.5-inch All-in-One
Which should you buy? Our verdict on both, pulled from our full The Best All-in-One Computers: 4 Compared (and One to Skip) comparison.
The iMac is the all-in-one we'd put on most family desks: fast, quiet, beautifully finished and refreshingly free of clutter. If you'd rather stay in Windows or crave a huge screen, the HP OmniStudio X is the standout runner-up.

Apple iMac 24-inch (M4)
Buy itA polished, low-hassle all-in-one for a family desk.
- Gorgeous 4.5K Retina screen that looks sharp and color-accurate straight out of the box
- M4 chip stays fast and quiet under normal family workloads
- Genuinely tidy: one thin panel, a colour-matched keyboard and mouse, and a single power cable
- Only a 24-inch screen option
- Memory and storage are fixed at purchase and can't be upgraded later

HP OmniStudio X 31.5-inch All-in-One
Buy itA huge, sharp 4K Windows canvas for families who want the biggest screen in the house.
- Enormous 31.5-inch 4K display with room for several windows side by side
- Modern Intel Core Ultra internals handle photos, video calls and light creative work
- A height-adjustable stand and a good port selection make it easy to live with (confirm on your configuration)
- Commands a flagship price, and the sheer size dominates a desk
- May run warmer and less quietly than the iMac when pushed
Side by side
The 7 criteria below are the ones our full comparison judged every product on, narrowed to these two.
| Apple iMac 24-inch (M4) Our pick | HP OmniStudio X 31.5-inch All-in-One | |
|---|---|---|
| Our verdict | Buy | Buy |
| Best for | Families who want a beautiful, reliable, quiet computer and are comfortable in macOS. | Windows households that want a big, premium shared screen for schoolwork, media and multitasking. |
| Price tier | $$$ · premium | $$$$ · flagship |
| Screen size | 24-inch | 31.5-inch |
| Screen sharpness | Very high (4.5K Retina) | Very high (4K UHD) |
| Operating system | macOS | Windows 11 |
| Everyday speed | Excellent, quiet | Excellent |
| Touchscreen | No | Varies by model |
| Desk footprint & tidiness | Excellent | Large but clean |
| Value for a family | Strong | Strong if you want the size |
Which one is right for you?
Pick the Apple iMac 24-inch (M4) if
families who want a beautiful, reliable, quiet computer and are comfortable in macOS.
Know before buying: only a 24-inch screen option.
Pick the HP OmniStudio X 31.5-inch All-in-One if
windows households that want a big, premium shared screen for schoolwork, media and multitasking.
Know before buying: commands a flagship price, and the sheer size dominates a desk.
The bottom line
Our overall pick is the Apple iMac 24-inch (M4) - A polished, low-hassle all-in-one for a family desk. Choose the HP OmniStudio X 31.5-inch All-in-One instead if windows households that want a big, premium shared screen for schoolwork, media and multitasking.
Want the full picture, including the other options we compared and the popular one we'd skip? Read the complete The Best All-in-One Computers: 4 Compared (and One to Skip).