Rosewill Thor V2 is probably better in the cooling and noise departments than either Antec 1100 or Corsair 500R. But I prefer Antec's looks - sleek, simplistic steel but with a side window.
All of these cases have decent enough design and features to not have to worry about.
Asus P8Z77-V | i7-3770K @ 4.2GHz | Scythe Mugen 2 | 2x4GB Samsung 1333 | Sapphire 7950 1100/1450 | Asus Xonar DX | OCZ Vertex 2 120GB | Samsung F4EG 2TB | WD Caviar Green 1TB | Seasonic G650 | Fractal Design Define R4 | 4x BeQuiet! ShadowWings 140mm PWM | BenQ XL2411T | Sennheiser PC350 | Logitech G710+ | Zowie AM-GS | XFX WarPad