Best Budget Audio Interface: Under $150 That Doesn't Sound Like It
I’ve spent ten years fighting with the stuff that sits between a microphone and a computer. I’ve owned or borrowed nearly every interface under $500, and I’ve got a drawer full of dead ones with fried headphone jacks to prove it. So when I set out to find the best budget audio interface under $150, I wasn’t looking for a spec sheet hero. I was looking for a box that wouldn’t make me want to throw it out a window after a month of daily recording sessions.
Here is the short list, after 40+ hours of recording, gain staging, and latency tests on a 2019 laptop that’s seen better days.
| Product | Price | Why it won | Why it lost |
|---|---|---|---|
 Focusrite Scarlett 2i2 3rd Gen |
~$140 | The "it just works" champion. No driver roulette, clean preamps, metal build. | Not exciting. The 4th Gen is better but costs more. |
| Behringer UMC204HD | ~$80 | Absurdly cheap, MIDAS preamps that are dead silent, works on anything. | Plastic build, wobbly knobs, feels like it costs $40. |
| Mackie Onyx Producer 2x2 | ~$120 | The dark horse. Built like a brick shithouse, killer headphone amp, low noise floor. | Ugly as sin, software is clunky, not a household name. |
| MAONO AU-AM100 (B09K1K0YA) | ~$50 | Insane gain for the price. Drives a ribbon mic without a Cloudlifter. | It will probably die in a year. Build feels like a cheap toy. |
| Focusrite Scarlett Solo 4th Gen (B0C1Z1N1P) |
~$160 | Genuine step up from the 3rd Gen. Usable gain, solid build. | Over budget. And it's still a Solo, which is a mistake. |
How I tested
I didn’t read the manual for any of these. I plugged them in, loaded up Reaper, and started tracking. I ran a Shure SM7B through each one to see how much gain I had to beg for. I plugged in a pair of 250-ohm DT 990s to see which headphone amps could actually drive them without turning into a hissy mess. I recorded an entire podcast episode on each one, with my dog Gus sleeping on the cable bin while I talked into a ribbon mic that needs way more gain than a budget interface should be expected to provide.
I tested latency with real plugins, not just a spec sheet. I set up a session with a drum VST and tried to play along. If I could track a take without latency hell, it passed. If I had to switch to direct monitoring because the round-trip time was killing my timing, it failed. I also left each one plugged in for hours to see if it got hot. An interface that gets hot after an hour is a sign of bad power regulation, and it’s not normal.
Analysis & test results
Preamps
The single biggest lie in budget audio is that all preamps sound the same. They don’t. The noise floor is the first thing I check. I set the gain so the meter kisses yellow, then I listen to the silence. The Behringer UMC204HD surprised me here. The MIDAS-designed preamps are dead quiet, and they have enough gain to drive an SM7B without a Cloudlifter. I was not expecting that from an $80 interface.
The Focusrite 2i2 3rd Gen is clean, but it’s not magic. It’s the baseline. The Mackie Onyx is quieter than the Focusrite, and I could hear it in the tail of a reverb on a vocal take. It was a small difference, but it was there. The MAONO has the most gain of the bunch, but it’s hissy at high gain. You can run a ribbon mic on it, but you’ll hear the noise floor rise with the gain. The 4th Gen Solo is a genuine step up from the 3rd Gen. The gain is actually usable, and the preamps stay cleaner at higher settings.
Latency
This is where driver roulette gets real. On my 2019 laptop, the Focusrite 2i2 3rd Gen had round-trip latency around 9ms with a 128-sample buffer. That’s tight enough to track with plugins. The Behringer was close behind at around 10ms. The Mackie was slightly worse, around 11ms, but still usable. The MAONO was a mess. I was in latency hell until I switched to direct monitoring, and even then, the drivers felt unstable. I spent three hours fighting with it, then gave up and moved on.
The 4th Gen Solo was the best of the bunch, hitting around 7ms on the same laptop. That’s a real improvement. But it’s also $160, which is over budget.
Headphone amps
The headphone amp is the most ignored spec, and the most common source of "why does this sound bad?" I plugged in my 250-ohm DT 990s and turned them up. The Mackie Onyx drove them to a satisfying volume with plenty of headroom. The Focusrite 2i2 was acceptable, but I had to push the knob past 3 o’clock. The Behringer was weak, and the MAONO was almost useless. If you’ve got high-impedance cans, the Mackie is the one you want.
Build quality
The Mackie Onyx is built like a brick shithouse. Metal case, solid knobs, it feels like it could survive a fall off a stage. The Focusrite 2i2 is also metal, but it feels lighter and less substantial. The Behringer is plastic, and the knobs feel wobbly. The MAONO feels like a cheap toy. It’s not a matter of if it’ll break, it’s when. The 4th Gen Solo feels more solid than the 3rd Gen, but it’s still not in the Mackie’s league.
The winners
Focusrite Scarlett 2i2 3rd Gen
The default recommendation exists for a reason. It just works. No driver hell, decent preamps for the price, and it’s been the safe choice for years. I bought the Solo when I started, because I thought one input was enough. A month later I was returning it for a 2i2. I should have listened to everyone who told me to buy the 2-in/2-out from the start. The 2i2 is the one I’d buy if I was starting over today.
It’s not exciting. The preamps are clean but not characterful. The headphone amp is fine but not powerful. But it’s reliable, and reliability is worth more than a fancy feature you’ll never use. At $140, it’s the best overall. If you’ve got a condenser mic, remember to turn on phantom power before you ask me why you’re silent.
Mackie Onyx Producer 2x2
This was the surprise of the test. I didn’t expect much from Mackie, but the Onyx is the one I’d pick if I was tracking a client session. The preamps are the quietest in this price range, the headphone amp drove my DT 990s without breaking a sweat, and the build quality is the best of the bunch. It’s ugly, and the software is clunky, but you’ll only touch it once.
The downside is the name. Focusrite is the brand everyone knows, so the Mackie gets overlooked. That’s a shame. If you’re recording electric guitar, the DI on this thing is better than the Focusrite’s. It’s cleaner and more transparent. The 2i2 is the safe choice, but the Onyx is the better choice. For the same price, I’d take the Mackie.
Behringer UMC204HD
The cheap one that actually works. At $80, it costs less than a pizza and a six-pack. The MIDAS preamps are dead quiet, and it has enough gain to drive an SM7B without a Cloudlifter. That’s a genuine achievement at this price. If it dies in a year, you got your money’s worth. The Scarlett needs to last four years to match that math.
The build is plastic, and the knobs feel wobbly, but it won’t fail you. I’d recommend it to anyone who isn’t sure they’ll stick with recording. If you quit, you’re out $80. If you stick with it, you can upgrade later. It’s the budget pick, and it’s honest about what it is.
What else to consider
Focusrite Scarlett Solo 4th Gen (B0C1Z1N1P) - The 4th Gen is a genuine step up from the 3rd. The gain is usable, the build feels more solid, and the latency is the best I tested. But it’s $160, which is over budget, and it’s still a Solo. If you’re going to spend that much, save up for the 2i2 and get the extra input.
MAONO AU-AM100 (B09K1K0YA) - The budget king with insane gain. You can run a ribbon mic without a Cloudlifter, which is impressive. But the build feels cheap, and it will probably die in a year. If you’re testing the waters, it’s fine. If you’re tracking a client, don’t.
Should you buy the Focusrite Scarlett 2i2?
Best for anyone who wants a reliable interface that will work on the first try. It’s not the most exciting option, but it’s the safest. If you’re a beginner, buy this and don’t look back.
Should you buy the Mackie Onyx?
Best for guitarists and anyone who cares about headphone output. It’s the best sounding interface in this test, and it’s built to last. If you can get past the ugly design, you’ll be happy with it.
Should you buy the Behringer?
Best for anyone on a tight budget who isn’t sure they’ll stick with recording. It’s cheap, it works, and it has surprisingly good preamps. If it dies in a year, you got your money’s worth.
At the end of the day, the best budget audio interface is the one that works when you need it. The 2i2 is that interface. The Onyx is the better interface. The Behringer is the smarter interface. Pick the one that fits your budget and your needs, and get back to recording. [Check price on Amazon]