Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface vs Solid State Logic SSL 2 MKII - 2x2 USB Audio Interface
Updated August 2026 — Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface wins on connectivity and sound, Solid State Logic SSL 2 MKII - 2x2 USB Audio Interface wins on value.
The Focusrite Scarlett 4i4 offers superior features and sound quality, making it the better choice for serious musicians. However, the SSL 2 MKII is a solid option for those seeking simplicity at a lower price.
Why Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface is better
Sound Quality
Scarlett 4i4 has a dynamic range of 120 dB.
Connectivity
More inputs and outputs available.
Software Bundle
Includes Pro Tools Artist and more.
Why Solid State Logic SSL 2 MKII - 2x2 USB Audio Interface is better
Price
SSL 2 MKII is $90 cheaper.
Simplicity
Easier setup with bus-powered design.
Compactness
More straightforward design.
Overall score
Specifications
| Spec | Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface | Solid State Logic SSL 2 MKII - 2x2 USB Audio Interface |
|---|---|---|
| Dynamic Range | 120 dB | Not specified |
| Inputs | 4 | 2 |
| Outputs | 4 | 2 |
| MIDI I/O | Yes | Yes |
| Sample Rate | 192 kHz | 192 kHz |
| Software Bundle | Pro Tools Artist | SSL Production Pack |
Dimension comparison
Overview of the Focusrite Scarlett 4i4 and SSL 2 MKII
The Focusrite Scarlett 4i4 is a comprehensive audio interface that offers robust features for musicians and podcasters alike, while the Solid State Logic SSL 2 MKII provides a streamlined option for those looking for quality without excessive complexity. Priced at $319.99, the Scarlett 4i4 is about 39% more expensive than the SSL 2 MKII, which retails for $229.99. Each interface has its unique strengths, making it essential to understand their offerings before making a purchase.
Sound Quality and Performance
When it comes to sound quality, the Focusrite Scarlett 4i4 excels with its impressive dynamic range of up to 120 dB. This high-quality audio performance is comparable to professional studio standards, making it ideal for serious music creators. In contrast, the SSL 2 MKII features 32-bit / 192 kHz AD/DA converters, ensuring high fidelity as well, but lacks the same dynamic range specifications. While both interfaces deliver excellent sound, the Scarlett 4i4’s broader dynamic range may appeal more to those who prioritize rich, detailed audio.
Connectivity Options
The Focusrite Scarlett 4i4 offers versatile connectivity with two mic preamps, two Hi-Z instrument inputs, four line inputs, MIDI I/O, and four line outputs. This extensive array makes it suitable for a variety of recording setups. On the other hand, the SSL 2 MKII provides two XLR mic preamps and two 1/4" line inputs, along with MIDI I/O, but has fewer input/output options overall. Musicians and podcasters needing more connections may find the Scarlett 4i4's offerings significantly beneficial.
User-Friendly Features
The Scarlett 4i4 is designed for user-friendliness with features like Auto Gain, which automatically sets recording levels, and Clip Safe, which prevents clipping during recording. This makes it particularly appealing for beginners or those who want to focus on their creative process without technical distractions. The SSL 2 MKII also includes features such as zero-latency monitoring and a stereo loopback function, but lacks the advanced automatic functionalities found in the Scarlett 4i4. For users seeking ease of use, the Scarlett 4i4 provides a more accommodating experience.
Software Bundles
The Focusrite Scarlett 4i4 comes with a comprehensive software bundle that includes Pro Tools Artist, Ableton Live Lite, and Focusrite's Hitmaker Expansion. This package is a valuable addition for new users looking to jumpstart their music production journey. In comparison, the SSL 2 MKII is bundled with the SSL Production Pack software, which is also respectable but may not be as extensive as what the Scarlett offers. For those who value the software component of their purchase, the Scarlett 4i4 provides a more attractive option.
Design and Build Quality
The design of the Focusrite Scarlett 4i4 is compact and portable, making it easy to carry for on-the-go recording or streaming. It also includes features like a power supply and multiple connection cables, enhancing its usability in various scenarios. Meanwhile, the SSL 2 MKII has a straightforward design that is bus-powered, which can be an advantage for users who prefer minimal setup. Both devices are built for durability, but the additional accessories provided with the Scarlett may be appealing for users looking for a complete solution.
Price Comparison
At $319.99, the Focusrite Scarlett 4i4 is about 39% more expensive than the Solid State Logic SSL 2 MKII, which is priced at $229.99. This price difference reflects the additional features and connectivity options provided by the Scarlett. While the SSL 2 MKII offers a solid audio interface experience, the enhanced capabilities of the Scarlett may justify its higher price for serious musicians or podcasters looking for professional-level performance.
Which should you buy?
Deciding between the Focusrite Scarlett 4i4 and the SSL 2 MKII ultimately depends on your specific needs. If you require a versatile interface with extensive connectivity, advanced user-friendly features, and a rich software bundle, the Scarlett 4i4 is the better choice despite its higher price. However, if you are looking for a reliable and straightforward audio interface at a lower price point, the SSL 2 MKII is a commendable option. Each interface serves its purpose well, but your decision should align with your recording and production requirements.

