When comparing Dell P2815Q vs Yamakasi Catleap Q270, the Slant community recommends Yamakasi Catleap Q270 for most people. In the question“What are the best 27+ inch monitors?” Yamakasi Catleap Q270 is ranked 2nd while Dell P2815Q is ranked 7th. The most important reason people chose Yamakasi Catleap Q270 is:
Good image quality due to IPS (In-Plane Switching) LED backlit panel made by LG in Korea with 6ms (grey-to-grey) response time, 60Hz refresh rate and standard 1000:1 contrast ratio and 8-bit colors. Same LG IPS panels are used in Apple displays, but cost less than half of what Apple charges.
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Pros
Pro Good image quality
Vibrant, sharp & good overall color responsiveness with 1.073 billion colors and a 5ms response time.
Pro Full swivel stand
You can turn it fully to a horizontal or vertical position.
Pro Good selection of connectors
Dell P2815Q has HDMI 1.4, Thunderbolt, 2 DisplayPorts (1 in, 1 out) and 4 USB 3.0 ports. HDMI 1.4 & Thunderbolt are capable of 4K @ 30Hz.
Pro VESA mount
So you can mount it to a desk stand or a wall.
Pro Good image quality
Good image quality due to IPS (In-Plane Switching) LED backlit panel made by LG in Korea with 6ms (grey-to-grey) response time, 60Hz refresh rate and standard 1000:1 contrast ratio and 8-bit colors. Same LG IPS panels are used in Apple displays, but cost less than half of what Apple charges.
Pro Great value for money
With Yamakasi Catleap Q270 listed as $390 (and you can find even lower e-bay offers at $300) with image quality the same as Apple Cinema Displays this is a good choice of monitor.
Cons
Con Bad viewing angles
Since it's a TN monitor, it has worse viewing angles compared to IPS displays.
Con Bad refresh rate
At 3840 x 2160 it's max 30Hz and at 1920 x 1080 it's max 60Hz.
Con No scaling support
Make sure your graphics card can handle full DVI Dual Link resolution of 2650x1440.
Con No On Screen Display (OSD)
You can only adjust colors with software.
Con Glossy display
Take note that light will reflect off of this monitor.
Con DVI only
Single DVI-D dual link with HDCP) input. Multi-connector version is available at a higher price.
Con Marginally higher chance of failure
About ~12% of monitors received are not good.
