5 Disadvantages of Using USB Microphones for Recording

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It’s easy to see why a creator would want an all-USB microphone setup for their podcasts, streaming, voiceover work, or recording music from outside. They are incredibly popular, inexpensive, and easy to use thanks to their plug-and-play functionality. You can find a decent USB mic from brands like Amazon Basics for as little as $25. The fact that USB mics don’t need an external audio interface to work is a major plus for beginners and creators on a budget. Simply plug a microphone into a free USB port, select it in your software of choice, and you’re ready to capture audio.

But relying solely on a basic USB connection has significant drawbacks that can ultimately hurt the overall production value as a creator’s editing and mixing skills develop. The integrated components that make up USB microphones are very user-friendly and of good quality for the most part, but they also limit professional capabilities in ways that aren’t immediately obvious to users.

Before committing to a specific hardware setup, it’s always wise to understand exactly what the downsides of USB mics are. There are many clever uses for them, but setting up a home or full studio setup with them will limit the production value and mixing depth in the future. They’re certainly great for multiplayer gaming and rare streaming sessions, but it’s no secret that professional content creators typically choose XLR mics over USB mics, and here’s why.

USB microphones don’t compare to the quality offered by XLR microphones paired with top-tier external hardware, such as preamps and digital-to-analog converters. When using a USB microphone, the analog-to-digital conversion takes place entirely within the microphone itself. Since manufacturers must integrate a preamp and converter into a single compact package, the internal components are generally not as powerful or nuanced as dedicated external alternatives. Having external hardware like the one mentioned above is the secret sauce behind XLR quality. Plus, there’s more room inside the microphone itself for bigger, better components, which is what broadcast-quality audio content creators are looking for. It also gives users more control over power, gain, and overall audio quality.

These limitations typically result in a lack of warmth, depth, and clarity in recordings that listeners expect from professional audiobooks and premium broadcasts. Even high-end USB models struggle to capture the level of clarity and intricate detail required for professional studio sound. For beginners, this difference may not be immediately obvious, but as the user’s ear becomes aware of the audio quality, they will likely notice that their voice sounds thin or compressed. This can be partially mitigated by using foam microphone covers for better clarity and less background noise, but this won’t solve the basic hardware limitations.

One of the biggest selling points of a USB microphone is that it functions as a highly portable all-in-one device. But it’s a double-edged sword because these units function as entirely standalone devices that prevent users from swapping out individual components such as preamps or audio interfaces. With a traditional XLR setup, users can experiment with different audio interfaces, swap out a specialized preamp, or upgrade the microphone capsule while keeping the user’s basic setup and equipment the way they want. For example, the Behringer ADA8200 is an eight-channel preamp for under $200 that can power multiple XLR microphones from a podcasting studio to recording a full drum kit.

With a USB microphone, users are permanently stuck with the specific preamp and digital converter that the manufacturer packed into the capsule at the factory. These microphones may need to be turned off when users want to improve the quality of their production. Unfortunately, it’s not just a matter of trying another preamp or digital converter; the only option is to save the USB microphone for a rainy day and invest in a full XLR setup. For serious content creators and musicians, it’s worth investing in a solid XLR microphone to get started, then gradually upgrading their setup with external hardware as they develop their rig.

If a user’s new platform involves co-hosting a podcast or live stream, conducting in-person interviews, or recording a multicast audiobook, a USB microphone can make life incredibly difficult. These microphones are explicitly designed for single-user scenarios, meaning they prove to be a very inefficient solution for users needing to record multiple hosts or guests on a single PC. Since each individual USB microphone requires its own dedicated USB port, PCs must process multiple separate digital audio streams simultaneously rather than having an audio interface or preamp to offload the work to before being processed by a DAW or streaming software such as OBS.

Using multiple USB microphones will frequently cause synchronization issues in editing software and live streams, as each device requires its own power consumption and audio transfer bandwidth from each dedicated USB port in use. To add to the headaches, balancing the volume levels of multiple USB microphones is incredibly tedious compared to using a centralized audio interface. Users can use the three-to-one rule for audio placement to reduce audio dropouts between microphones, but the main technical hurdle of managing multiple USB inputs often requires software solutions that can easily cause stability issues on users’ PCs during long sessions.

When speaking into a microphone, users expect to instantly hear their voice through monitoring headphones, which is incredibly useful when overlaying audio or narrating a long, complex script. Unfortunately, many budget USB microphone models introduce slight but very disruptive latency during the recording process, especially for those using older computers. Even running multiple USB microphones through a PC or laptop with a powerful processor such as a Maingear Rush with an AMD Ryzen 9 9950X3D or a Maingear Ultima 18 with an Intel Core Ultra 9 275HX will show processing lags with a microphone setup running through its USB ports.

This reliance on the computer’s internal power can force the audio signal to pass through a USB port for processing before returning to the user’s headset, introducing frustrating delay. Just a few milliseconds of lag is incredibly annoying and can completely ruin a user’s flow during a recording session. For those using older PC hardware, users are even more likely to experience performance drops, audio artifacts, or complete software crashes. Even if users purchase the best USB-powered microphones available, dealing with delayed audio feedback is enough to ruin a good vocal pick-up.

Unlike professional XLR cables, which are intentionally designed to reject outside electrical interference, USB mics do not benefit from this balanced signal transmission. USB microphones may be more susceptible to picking up unwanted electrical interference and background noise. Users will be much more likely to pick up the buzz of a computer screen or the buzz of nearby power cords. On the other hand, using the proper equipment with an XLR microphone, including dedicated audio interfaces, will provide a much cleaner signal for this professional advantage.

Many popular USB microphones use highly sensitive condenser capsules and effortlessly pick up ambient sounds like air conditioning or household hums and bangs. This high sensitivity is ideal for capturing vocal nuances in a perfectly soundproof studio, but it is detrimental in a home office. If users frequently record in a noisy environment, they should opt for a USB or XLR dynamic microphone instead.