The panel type directly affects crucial factors of an LCD monitor, including response time, color accuracy, viewing angle, and contrast ratio. Common LCD panel types include TN (Twisted Nematic), IPS (In-Plane-Switching), and VA (Vertical Alignment), with the first two being relatively common.
Which is better: TN, IPS, or VA?
TN Panels: Fast Response Time is an Advantage
TN panels are the older, more common type of flexible screen, which can be pressed to create a ripple effect. This is one of the earliest LCD panels used and is still widely used today due to its mature technology and low cost. TN panels have a fast response time, reaching as fast as 1ms, eliminating ghosting. Screens using this material are often used in professional gaming monitors, as their fast response allows for lossless rendering of rapidly changing scene details.
However, TN panels also have significant drawbacks: limited grayscale output, only 6-bit native color, resulting in a washed-out appearance, narrow viewing angles, and generally mediocre display quality. Color shift and brightness differences can appear when viewed from different angles. Therefore, if you work in design, post-production film and television, or have high requirements for screen color when watching movies or entertainment, this type of screen is not recommended.
IPS Screen: Wide Viewing Angle, Excellent Color
IPS screen panels are relatively rigid; a light touch with a finger will not distort the image. IPS screens are significantly better than TN panels in terms of color display and viewing angles, showing outstanding performance in color gamut and accuracy. Wide viewing angles are a native advantage of IPS panels, ensuring no color shift regardless of the viewing angle. Currently, most professional screens used in image processing employ IPS panels. Apple has consistently promoted IPS screens, making them a good choice for Mac users.
Furthermore, although IPS screens are slightly slower than TN screens in response time, their excellent color performance makes them a worthwhile option for general gamers who need a multi-functional setup for both office work and entertainment.
However, due to the higher power consumption of IPS screens (requiring more backlights to increase brightness), light leakage is a common issue with IPS screens if not properly controlled. However, professional screen manufacturers typically have more standardized control mechanisms to address this problem, making them more reliable. VA Panels: High Contrast Ratio
VA panels are also a type of soft screen. A light touch with a finger will reveal a VA panel with a plum blossom pattern, while a TN panel will show a water ripple pattern. VA panels are commonly used in mid-to-high-end LCD monitors, and panel manufacturers such as Fujitsu, Samsung, Chi Mei Optoelectronics, and AU Optronics all use this technology. VA panels are characterized by higher dynamic range and contrast ratio, reaching a high contrast ratio of 3000:1, resulting in purer blacks and whites and eliminating light leakage.
The main drawback of VA panels is their response time. Fortunately, VA panel response times have been significantly improved, reaching as low as 6ms, which is sufficient for normal use.
In summary: For professional gamers, TN panels with their fast response times remain the first choice; for designers, film professionals, and office workers/casual gamers with diverse needs who prioritize excellent color reproduction, IPS or VA panels are better choices. For users who prefer the color reproduction of Apple systems, the BenQ PD2500Q, with its IPS panel, is an excellent choice for an external large monitor.
The 25-inch, 2K resolution, three-sided narrow bezel BenQ PD2500Q monitor features an M-book mode specifically designed for Apple users. In this mode, Apple devices will have better compatibility when connected to the monitor, and the colors will be closer to the settings of Apple products.