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| Product | HP ZR2740w | Apple Thunderbolt Display  | Samsung SyncMaster S27A850D | NEC MultiSync PA271W |
| Price | $670.52 to $1,507.06 | $949.98 to $2,030.88 | $759.23 to $1,005.47 | $1,339.99 to $1,840.87 |
| CNET editors' rating | 3.5 stars | 4 stars | 4 stars | 4 stars |
| Average user rating | 5 stars | 3.5 stars | 4 stars | 3.5 stars |
| Release date | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | The HP ZR2740w sacrifices customization to deliver a powerful monitor at a reasonable price. | The Apple Thunderbolt Display is an incredible-performing and beautiful-looking monitor with a superfast connection, and we recommend it if you own a Thunderbolt-enabled
Mac. | The Samsung SyncMaster S27A850D is a well-designed, stylish, professional monitor with great options and performance. | The NEC MultiSync PA271W is an incredibly performing monitor that may be too expensive for what it offers. |
| Display (projector) diagonal size | 27 in | 27 in | 27 in | 27 in |
| Display (projector) technology [Nov 3, 2011 from CDS: Display (Projector)] | TFT active matrix | TFT active matrix | Plane to Line Switching (PLS) | TFT active matrix |
| Max resolution | 2560 x 1440 | 2560 x 1440 | 2560 x 1440 | 2560 x 1440 |
| Digital video standard | Digital Visual Interface (DVI) DisplayPort | Info unavailable | Digital Visual Interface (DVI) DisplayPort | Digital Visual Interface (DVI) DisplayPort |
| LCD Backlight Technology | WLED backlight | LED backlight | LED backlight | Info unavailable |
| Input device type | Info unavailable | Microphone | None | None |
| Service & support type | Info unavailable | 1 year warranty | 3 years warranty | 3 years warranty |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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LCD Monitors comparison chart
