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- Pro Display XDR vs UltraFine 27UL550
Apple Pro Display XDR vs LG UltraFine 27UL550
What Pro Display XDR does better (4) and where UltraFine 27UL550 wins (0) — every spec side by side.
vs
9.7Screen6.2
Dimensions
Size comparison
Pro Display XDRUltraFine 27UL550
| Pro Display XDR | UltraFine 27UL550 | Difference | |
|---|---|---|---|
| Height | 412 mm | 572 mm | −160 mm |
| Width | 718 mm | 623 mm | +95 mm |
| Depth | 27 mm | 230 mm | −203 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Pro Display XDR better than UltraFine 27UL550?
- Pixel density218 ppi vs 163 ppi+34%
- Brightness (typical)500 nits vs 300 nits+67%
- Contrast ratio (static)1,000,000:1 vs 1,000:11,000×
- Screen size32″ vs 27″+19%
Why is UltraFine 27UL550 better than Pro Display XDR?
UltraFine 27UL550 has no measurable advantages in this pair.
Specifications
Side by side
| Display | ||
| Screen size | 32″ | 27″ |
| Resolution | 6016 × 3384 | 3840 × 2160 |
| Resolution class | 6K | 4K UHD |
| Pixel density | 218 ppi | 163 ppi |
| Aspect ratio | 16:9 | 16:9 |
| Panel type | IPS | IPS |
| Refresh rate | 60 Hz | 61 Hz |
| Brightness (typical) | 500 nits | 300 nits |
| Peak brightness (HDR) | 1,600 nits | — |
| Contrast ratio (static) | 1,000,000:1 | 1,000:1 |
| Response time | — | 5 ms |
| Anti-glare / matte screen | — | Yes |
| Colour | ||
| sRGB coverage | — | 98% |
| Colour depth | 10 bit | — |
| HDR | — | HDR10 |
| Connectivity | ||
| USB-C video input (one cable) | Yes | — |
| Thunderbolt | Yes | — |
| HDMI inputs | — | 2 |
| DisplayPort inputs | — | 1 |
| Built-in speakers | — | No |
| Design & ergonomics | ||
| Height adjustment | — | 110 mm |
| Pivot (portrait rotation) | — | Yes |
| Weight | — | 6 kg |
| Width | 718 mm | 623 mm |
| Height | 412 mm | 572 mm |
| Depth | 27 mm | 230 mm |
| Product line | Apple Pro Display | — |
