Samsung S19A300N

Specification:
Display Size (Inch) - 18.5
Screen Type - LED
Screen Resolution - 1366 x 768
Brightness (cd/m2) - 250
Contrast Ratio (TCR/DCR) - 1000 : 1
Response Time (ms) - 5
TV Card (Built-in) - No
HDMI Port - Nincs
Remote - No
Speaker (Built-in) - No
Warranty (Year) - 3

Philips 17S1SB

Specification:
Display Size (Inch) - 17
Screen Type - Square LCD
Screen Resolution - 1280 x 1024
Brightness (cd/m2) - 250
Contrast Ratio (TCR/DCR) - 800:01:00/25000:1
Response Time (ms) - 5
Refresh Rate (Hz) - 60
Warranty (Year) - 3

LG W1953T

Specification:
Display Size (Inch) - 18.5 Inch
Screen Type - WideScreen LCD
Screen Resolution - 1366 x 768
Contrast Ratio (TCR/DCR) - 5000:1
Response Time (ms) - 2
Refresh Rate (Hz) - 60
Warranty (Year) - 3