Vray > Mental ray Vray is what most studios are moving to. Mental ray is old and inefficient. Stuff like depth of field and sss will render faster and better in vray. Vray's lights are easier to control IMO. If you are trying to simulate a real environment you control the light temp with a degree of Kelvin, not a color in…
They're both the same really...if you're lazy enough not to supply and tweak the appropriate channels/maps/values with each one, then you will have a bad time either way. For example, VRay comes with alot 'established' variables that make it easier to control right off the bat, but is extremely unforgiving if you don't…
Some of the best renders for photorealistic characters that I've seen have come from Vray. I haven't used MR in a while so I don't know how things have changed, but I remember hating their skin shader. With Vray I've seen people do some really interesting and complex layered material setups. One major thing to note is that…