Hapi Mk III vs Lyra 2
The Lyra 2 costs about $104 more than the Hapi Mk III and buys you 9 more I/O, plus TS 1/4" and USB-B.
Merging Technologies
Hapi Mk IIIPrism Sound
Lyra 2| Spec | Hapi Mk III | Lyra 2 |
|---|---|---|
| Rack space | 1U | 1U |
| Weight | 9.9 lbs | 4.6 lbs |
| Power draw | 30W | 15W |
| Depth | 320 mm | 242 mm |
| I/O count | 11 | 20 |
| Price | ~$2,895 | ~$2,999 |
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
Hapi Mk III
- TRS 1/8"
- DB25
- High-density D-sub 15
Lyra 2
- TS 1/4"
- USB-B
- RCA
- XLR Female
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.

