Quad Cortex vs Fusion
The Fusion costs about $850.99 more than the Quad Cortex and buys you 2 more I/O, plus XLR Female and IEC C14. It also costs you 2 more rack units.
Neural DSP
Quad CortexSolid State Logic
Fusion| Spec | Quad Cortex | Fusion |
|---|---|---|
| Rack space | — | 2U |
| Weight | 3.5 lbs | 17.6 lbs |
| Power draw | 18W | Passive |
| Depth | 190 mm | 0 mm |
| I/O count | 7 | 9 |
| Price | ~$1,849 | ~$2,699.99 |
Highlighted where one is plainly lighter, smaller, cheaper or draws less. I/O count is left unmarked on purpose — more connectors you don't need is weight, cost and a bigger case.
Connectors only one of them has
Quad Cortex
- TRS 1/4"
- USB-C
Fusion
- XLR Female
- IEC C14
Settle it in your own rack
Specs decide less than fit does. Drop either one into your rig and see the real answer — what space is left, what the circuit draws, and whether every cable it needs actually lands somewhere.
Open the rack plannerTry 15 minutes without an account. Both units are in the catalog.

