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PreSonus Quantum ES 2 USB-C Audio Interface with vs Solid State Logic SSL 2 Plus MKII USB Audio

Updated August 2026 — PreSonus Quantum ES 2 USB-C Audio Interface with wins on features and software, Solid State Logic SSL 2 Plus MKII USB Audio wins on sound and build.

The PreSonus Quantum ES 2 offers great value with its features and price, while the SSL 2 Plus MKII excels in sound quality and connectivity options.

Why PreSonus Quantum ES 2 USB-C Audio Interface with is better

Price

Quantum ES 2 is cheaper by $37.

Software

Includes Studio One Pro software.

User-Friendly

Features Auto Gain for ease of use.

Why Solid State Logic SSL 2 Plus MKII USB Audio is better

Sound Quality

SSL 2 Plus MKII has superior audio fidelity.

Connectivity

Offers MIDI I/O and dual headphone outputs.

Build Quality

SSL is known for professional-grade construction.

Overall score

PreSonus Quantum ES 2 USB-C Audio Interface with
85
Solid State Logic SSL 2 Plus MKII USB Audio
90

Specifications

SpecPreSonus Quantum ES 2 USB-C Audio Interface withSolid State Logic SSL 2 Plus MKII USB Audio
Mic PreampsMAX-HDClass-Leading
Outputs24
AD/DA24-bit/192kHz32-bit/192kHz
Auto GainYesNo
MIDI I/ONoYes

Dimension comparison

PreSonus Quantum ES 2 USB-C Audio Interface withSolid State Logic SSL 2 Plus MKII USB Audio

Overview of the PreSonus Quantum ES 2

The PreSonus Quantum ES 2 is designed for self-made musicians and audio creators seeking high-quality sound capture at a competitive price of $262.99. This audio interface boasts advanced features, including MAX-HD mic preamps that provide +75 dB of gain, making it a solid choice for recording vocals and instruments with clarity.

The Quantum ES 2’s innovative Auto Gain feature simplifies the recording process by automatically setting the optimal gain level for microphones and instruments. Additionally, the device comes with Studio One Pro software, enhancing its value. The interface is user-friendly, featuring a universal control app that allows for adjustments on both mobile and desktop devices, ensuring convenience for creators on the go.

Overview of the Solid State Logic SSL 2 Plus MKII

The Solid State Logic SSL 2 Plus MKII is priced at $299.99 and is tailored for musicians, producers, and podcasters who demand exceptional sound quality. With a best seller rank of 6139, it has built a reputation for delivering professional-grade performance.

This audio interface features two discrete XLR mic preamps and four balanced outputs, alongside 32-bit / 192 kHz AD/DA converters. The SSL 2 Plus MKII also includes a Legacy 4K Analog Enhancement feature, which adds warmth and character to recordings. The inclusion of MIDI I/O and a software bundle further enhances its appeal to those involved in music production.

Sound Quality Comparison

When it comes to sound quality, both interfaces excel in their own right. The PreSonus Quantum ES 2 features newly designed MAX-HD mic preamps that are known for their transparency and low noise, making them especially suited for modern microphones. This ensures that recordings maintain clarity and fidelity throughout the signal chain.

On the other hand, the SSL 2 Plus MKII leverages its class-leading mic preamps and 32-bit / 192 kHz conversion capability to deliver pristine audio quality. The Legacy 4K Analog Enhancement feature provides an additional layer of sonic richness, appealing to those who appreciate warmth in their recordings. Thus, while both devices offer high-quality sound, the SSL 2 Plus MKII may appeal more to those looking for a vintage character in audio.

Features and Usability

In terms of features, the PreSonus Quantum ES 2 offers innovative tools such as Auto Gain and a universal control app, making it user-friendly for beginners. The bright LED metering system allows users to monitor their input and output levels easily, which can be crucial during recording sessions.

Conversely, the SSL 2 Plus MKII shines with its robust feature set, including dual headphone outputs and MIDI I/O, which broadens its usability in various recording scenarios. This interface caters to both solo musicians and collaborative projects, making it a versatile choice for different setups. Ultimately, the choice between these two devices may depend on whether users prioritize intuitive features or an extensive connectivity setup.

Software Bundles

The software included with each interface significantly impacts the value proposition. The PreSonus Quantum ES 2 comes with a perpetual license for Studio One Pro, a powerful DAW that can elevate the recording and mixing process. This is a notable advantage for users who may not already own recording software, as it enhances the overall value of the purchase.

In contrast, the Solid State Logic SSL 2 Plus MKII includes the SSL Production Pack software bundle, which provides a suite of tools for music production. While both software offerings are robust, the choice may boil down to personal preference regarding the DAW that fits best with individual workflows.

Price Comparison

Pricing is a crucial aspect when comparing the two audio interfaces. The PreSonus Quantum ES 2 is priced at $262.99, making it about 17% cheaper than the SSL 2 Plus MKII, which retails for $299.99. For those on a budget, the Quantum ES 2 may offer more bang for your buck without sacrificing essential features.

However, the SSL 2 Plus MKII justifies its higher price point with its premium build quality, enhanced sound features, and extensive connectivity options. For professionals who demand the best in audio fidelity and versatility, the additional investment may be worthwhile.

Brand Reputation and Support

Both PreSonus and Solid State Logic are reputable brands in the audio industry, known for their quality products and customer support. PreSonus has built a strong following among home studio owners and musicians, while SSL is revered in professional recording environments for its legacy and innovation.

The choice between the two brands may depend on the user's specific needs and whether they prefer a product that aligns with professional studio standards or one designed for versatile home recording. Each brand's commitment to quality ensures that users will receive reliable support for their audio interfaces.

Which should you buy?

Deciding between the PreSonus Quantum ES 2 and the Solid State Logic SSL 2 Plus MKII ultimately hinges on specific needs and budget considerations. The Quantum ES 2 is a fantastic option for those looking for a cost-effective solution with great features and software inclusions, making it ideal for self-recording artists. In contrast, the SSL 2 Plus MKII caters to users who prioritize audio quality and extensive connectivity options, justifying its higher price. Consider what features matter most to you, and choose accordingly to enhance your recording experience.