Helix vs POD go is always interesting, because Line 6 has launched a mini baby of Helix - POD GO which is comparatively good sounding unit than its ancestor POD HD 500x. POD Go has capability to load custom IR(Impulse response) files, if you would like to download free Impulse response files then please do click on this LINK to access and download the same.Now lets compare both Helix and POD Go and see what features make them different. FEATURES LINE 6 HELIX FLOOR LINE 6 POD GO Amp Models Effect Models Presets Simultanious Processing Blocks Signal Flow Options Snapshots Impulse Responses (IRs) Global EQ Bands Main Display Footswitches Footswitch Modes Footswitch Types Looper Types Looper Memory (Full Speed) Looper Memory (1/2 Speed)