The very few cheap HDMI LCD monitors on the market at a size of 5.6" inches will have only 480 lines of resolution. At 1280x800, this New 5.6" HDMI LCD Monitor for DSLR video use would be considered true HD resolution.
the same resolution as the 13" Macbook Pro, but in a 5.6" display. This means that you'll see nearly a 300% improvement in detail with the H005 over competing field monitors"
For just about $230 dollars, this little monitor is quite impressive. If HD resolution claims are true, that price is a third what you could find elsewhere.
Of course it doesn't state fancy features like False Color on high end brands, but this monitor has Focus Peaking assist, powered by standard Sony batteries (or optional Canon LP-E6 battery plate), comes with a deep leather Sunshade, Ball Head Shoe Mount, Sony Battery Plate, XLR power adapter, HDMI cable, and BNC adapter. Check out this new min HD resolution HDMI LCD monitor via eBay (Click Here)
5D II 5.6" HDMI LCD Video Monitor 1280x800 HD Resolution