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Solid State Logic SSL 2 Plus MKII USB Audio vs Universal Audio Volt 1 USB Audio Interface

Updated August 2026 — Solid State Logic SSL 2 Plus MKII USB Audio wins on audio quality and features, Universal Audio Volt 1 USB Audio Interface wins on price and portability.

The Solid State Logic SSL 2 Plus MKII offers superior audio quality and features for professionals, while the Universal Audio Volt 1 is a budget-friendly option for beginners.

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

Audio Quality

SSL 2 Plus MKII supports 32-bit / 192 kHz AD/DA conversion.

Features

Includes MIDI I/O and SSL Production Pack software.

Target Audience

Designed for professional musicians and producers.

Why Universal Audio Volt 1 USB Audio Interface is better

Price

Volt 1 is $139.00, significantly cheaper.

Portability

Volt 1 is lightweight and compact.

Ease of Use

Volt 1 is user-friendly for beginners.

Overall score

Solid State Logic SSL 2 Plus MKII USB Audio
85
Universal Audio Volt 1 USB Audio Interface
70

Specifications

SpecSolid State Logic SSL 2 Plus MKII USB AudioUniversal Audio Volt 1 USB Audio Interface
Mic Preamps2 XLR1 XLR
AD/DA Conversion32-bit / 192 kHz24-bit / 192 kHz
Outputs4 Balanced2 Balanced
MIDI I/OYesNo
Software BundleSSL Production PackUAD Plugins

Dimension comparison

Solid State Logic SSL 2 Plus MKII USB AudioUniversal Audio Volt 1 USB Audio Interface

Introduction to the Audio Interfaces

In the world of audio production, choosing the right interface is crucial for achieving high-quality recordings. The Solid State Logic SSL 2 Plus MKII and the Universal Audio Volt 1 are two notable contenders in the USB audio interface market. While the SSL 2 Plus MKII is priced at $299.99, the Volt 1 offers a more budget-friendly option at $139.00, making it about 54% cheaper. This article will explore various aspects of both products to help you decide which one suits your needs better.

Build Quality and Design

Both the SSL 2 Plus MKII and the Volt 1 feature sturdy designs, but they cater to slightly different audiences. The SSL 2 Plus MKII is designed for professional musicians, producers, and engineers, emphasizing a user-friendly interface that doesn’t compromise on sound quality. On the other hand, the Volt 1 is targeted at a broader audience, including singers, songwriters, and podcasters, offering a more portable solution.

The SSL 2 Plus MKII has dual headphone outputs and four balanced outputs, enhancing its versatility for collaborative sessions. In contrast, the Volt 1 is a compact 1-in/2-out interface that is built for mobility, making it suitable for those who need to record on the go.

Audio Quality

When it comes to audio quality, both interfaces boast impressive specifications. The Solid State Logic SSL 2 Plus MKII supports 32-bit / 192 kHz AD/DA conversion, ensuring high-resolution audio capture. This makes it particularly appealing for professionals seeking the best sound fidelity. The SSL 2 Plus MKII also features legacy 4K analog enhancement, which adds warmth and depth to recordings.

Conversely, the Universal Audio Volt 1 captures audio at up to 24-bit / 192 kHz quality, still providing excellent sound but slightly less resolution than its competitor. However, the Volt 1 includes a Vintage Mic Preamp mode derived from UA’s classic 610 tube preamp, offering a unique character that many users appreciate.

Features and Functionality

The SSL 2 Plus MKII is packed with features that appeal to serious audio professionals. It includes two XLR mic preamps, MIDI I/O, and a comprehensive SSL Production Pack software bundle, making it a complete solution for music production. The zero-latency monitoring and stereo loopback capabilities further enhance its functionality for live performances and recordings.

On the other hand, the Volt 1 offers a suite of UAD plug-ins and instruments, including award-winning compressors and EQs, which can elevate the recording experience for users. It also allows for recording on various devices, including Mac, PC, iPad, and iPhone, making it a versatile choice for mobile recording. However, it requires an external power supply for non-iOS devices, which could be a downside for some users.

Portability

Portability is an essential factor for many users, especially those who need to record in various locations. The Universal Audio Volt 1 excels in this area, designed to be lightweight and compact, making it easy to take anywhere. Its compatibility with mobile devices adds to its appeal for those who prefer to create music on the go.

In contrast, the Solid State Logic SSL 2 Plus MKII, while still manageable, is bulkier and more suited for studio environments. It’s designed for users who may not need the flexibility of mobile recording but prioritize performance and build quality in their audio setup.

Price Comparison

Price is a significant deciding factor for many consumers. The Solid State Logic SSL 2 Plus MKII is priced at $299.99, while the Universal Audio Volt 1 is available for $139.00. This difference of $160.99 means that the Volt 1 is about 54% cheaper than the SSL 2 Plus MKII. For beginner musicians or those on a tight budget, the Volt 1 presents a compelling option without sacrificing essential features.

However, for professionals seeking advanced capabilities and superior audio quality, the investment in the SSL 2 Plus MKII may be justified. The price point reflects its higher-end features and the brand’s reputation in the audio industry.

Target Audience

The target audience for each interface varies considerably. The Solid State Logic SSL 2 Plus MKII is aimed at professional producers, musicians, and engineers who demand high-quality performance and extensive features. Its design caters to users who want to achieve the best possible sound in a studio environment.

In contrast, the Universal Audio Volt 1 is designed for a broader range of users, including beginners, podcasters, and livestreamers. Its affordable price and ease of use make it an attractive choice for those just starting in audio production or those who need a reliable interface for simple recording tasks.

Which should you buy?

Choosing between the Solid State Logic SSL 2 Plus MKII and the Universal Audio Volt 1 ultimately depends on your specific needs and budget. If you are a professional seeking top-notch sound quality, advanced features, and are willing to invest, the SSL 2 Plus MKII is the clear winner. However, if you are a beginner or someone who values portability and affordability, the Volt 1 offers excellent sound quality and functionality at a much lower price point. Consider your requirements, and choose accordingly.