Audio-Technica AT-UMX3 Desktop Mixer vs Steinberg UR12C Audio Interface compared — specs, features, and which one to buy for your setup. See the full breakdown on CreatorConfig.
The Ruling
The Steinberg UR12C Audio Interface wins Audio Resolution — but only just, and the rest of the chart is close.
At a Glance
Every axis is scored out of 10 from the catalog specs below. The scores are relative to the products on this page, so a 10 means “best of these”, not “perfect”, and two identical columns mean the catalog genuinely cannot separate them. Axes the catalog holds no figure for on both sides are left off entirely rather than guessed at.
| Category | Audio-Technica AT-UMX3 Desktop Mixer | Steinberg UR12C Audio Interface |
|---|---|---|
| Audio Resolution | 6.3/10 | 10/10 |
| Mic Inputs | 10/10 | 10/10 |
| Monitoring | 10/10 | 10/10 |
| Creator Features | 10/10 | 10/10 |
| Power | 10/10 | 10/10 |
| Value | 10/10 | 10/10 |
The Split
Compact desktop streaming mixer/interface with tactile controls for mic and monitor balancing.
It gives up sample rate to the Steinberg UR12C Audio Interface. The two are priced the same, so price does not decide it.
Leads on
Desktop audio interface intended for creator workflows, microphone input, monitoring, and clean signal routing.
On paper the Steinberg UR12C Audio Interface takes sample rate (192kHz, +144kHz). It concedes nothing measurable on the sheet. The two are priced the same, so price does not decide it.
Leads on
Higher sample rates capture more audio detail — important for professional recording and mixing.
These 10 specs are the same on both of them, so none of it is part of the decision.
The Record
A group is won by whoever takes more of its rows outright. Specs the catalog cannot rank are shown but never decide a group.
Bottom Line
The Steinberg UR12C Audio Interface is the pick on the specs the catalog holds, but “better on paper” and “right for you” are different questions. Each case below names what the product is actually good at and who that suits.
The largest gap is sample rate, where the Steinberg UR12C Audio Interface leads — 192kHz against 48kHz. Across the catalog's specification sheet the two differ on 1 spec. They match on 10 specs, including connection type, bit depth and phantom power. Two audio interfaces from Audio-Technica and Steinberg, each taking a different approach to audio quality and I/O flexibility.
Get the Steinberg UR12C Audio Interface, narrowly. The Steinberg UR12C Audio Interface wins Audio Resolution — but only just, and the rest of the chart is close.
Both share 10 specifications in the catalog, including connection type (usb-c, xlr, trs), bit depth (24-bit), phantom power (Yes) and XLR inputs (1), among others. None of those is a reason to pick one over the other.