Comparison Of 15" LCD Monitors - Part I
Features
By
Vincent Alzieu
Published
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LCD Vs CRT: An Overview
Here's a chart listing the main differences between LCD and CRT monitors.
Swipe to scroll horizontally
| Header Cell - Column 0 | LCD (TFT) | Cathode Ray (CRT) |
|---|---|---|
| Brightness | (+) 170 to 300 cd/m² | (~) 80 to 120 cd/m² |
| Contrast | (-) 150:1 to 450:1 | (+) 350:1 to 700:1 |
| Viewing angle | (~) 90° to 170° | (+) more than 150° |
| Convergence errors | (+) none | (~) 0.0079 to 0.0118" (0.20 to 0.30 mm) |
| Focus | (+) Very good | (~) satisfactory to very good |
| Geometry | (+) perfect | (~) possible errors |
| Defective pixels | (-) up to 8 | (+) none |
| Input signal | (+) analog or digital | (~) only analog |
| Possible Resolutions | (-) set resolution or interpolation | (+) many |
| Gamma (color tuning for the human eye) | (~) satisfactory | (+) photo quality |
| Uniformity | (~) often brighter at the edges | (~) often brighter in the middle |
| Color purity/color quality | (-) bad to mediocre | (+) very good |
| Flickering | (+) none | (~) not visible above 85 Hz |
| Affected by magnetic fields? | (+) not affected | (-) depending on cladding, can be very sensitive |
| Pixel response time | (-) 20 to 50 ms | (+) not visible |
| Power consumption | (+) 25 to 40 Watts | (-) 60 to 160 Watts |
| Space requirements/weight | (+) minimal | (-) require a lot of space, heavy |
(+) Best (~) Decent (-) Negative
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