isn't the question you need to ask... what do YOU prefer... it's what you want... not any of us... what do you want out of a box... how many fans, slots, color, etc... ask yourself that first then come back, and we might be able to give you some ideas...
Dell 4K S2817Q / Logitech Z-680 / Func MS3 Mouse / Corsair K70
NZXT Source 530 / i7-3770K / Corsair H100 / ASRock Z77 Extreme4 / SoundBlaster Recon3d
Samsung 850 PRO 512GB SSD/Seagate 1TB/2TB/WD 2TB
4x4GB Corsair Vengeance 2133 / PNY GTX 980 ti/ Seasonic M12II 850W