Apollo x16 Gen 2 vs Volt 876
The Apollo x16 Gen 2 costs about $2,800 more than the Volt 876 and buys you 4 more I/O, plus DB25 and AES3 XLR.
Universal Audio
Apollo x16 Gen 2Universal Audio
Volt 876| Spec | Apollo x16 Gen 2 | Volt 876 |
|---|---|---|
| Rack space | 1U | 1U |
| Weight | 11.9 lbs | 5.5 lbs |
| Power draw | 30W | 15W |
| Depth | 305 mm | 210 mm |
| I/O count | 11 | 7 |
| Price | ~$3,799 | ~$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
Apollo x16 Gen 2
- DB25
- AES3 XLR
- BNC
- Thunderbolt
- XLR 4-pin DC
Volt 876
- Combo XLR/TRS
- TRS 1/4"
- TOSLINK (Optical)
- USB-C
- 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 plannerFree, no sign-up. Both units are in the catalog.

