Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface vs PreSonus Quantum ES 2 USB-C Audio Interface with
Updated August 2026 — Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface wins on dynamic range and software, PreSonus Quantum ES 2 USB-C Audio Interface with wins on price and popularity.
The Focusrite Scarlett 4i4 offers superior dynamic range and a comprehensive software bundle, while the PreSonus Quantum ES 2 is more budget-friendly with innovative features.
Why Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface is better
Dynamic Range
Scarlett 4i4 has a dynamic range of 120 dB.
Software Bundle
Includes Pro Tools Artist and Ableton Live Lite.
Build Quality
Designed as a studio hub with robust features.
Why PreSonus Quantum ES 2 USB-C Audio Interface with is better
Price
Quantum ES 2 is $262.99, cheaper than Scarlett 4i4.
Mobile Compatibility
Universal control app for mobile and desktop.
Sales Rank
Quantum ES 2 has a better sales rank of 7848.
Overall score
Specifications
| Spec | Kellards Focusrite Scarlett 4i4 USB-C Audio/MIDI Interface | PreSonus Quantum ES 2 USB-C Audio Interface with |
|---|---|---|
| Mic Preamps | 2 with 69 dB gain | 2 MAX-HD with +75 dB gain |
| Loopback | Yes | Yes |
| MIDI I/O | Yes | No |
| Audio Quality | 24-bit / 192 kHz | 24-bit / 192 kHz |
| Control App | No | Yes |
Dimension comparison
Pricing Comparison
The Focusrite Scarlett 4i4 is priced at $319.99, while the PreSonus Quantum ES 2 is more budget-friendly at $262.99. This makes the Quantum ES 2 about 17% cheaper than the Scarlett 4i4. For those who are price-sensitive but still want quality, the Quantum ES 2 presents a compelling option without sacrificing key features. On the other hand, the Scarlett 4i4, being a higher-priced product, may offer additional value in terms of bundled accessories and features that could justify its higher cost.
Build Quality and Design
Both the Focusrite Scarlett 4i4 and the PreSonus Quantum ES 2 are designed with a focus on portability and usability, making them suitable for both home studios and on-the-go recording. The Scarlett 4i4, often seen as a studio hub, features a compact and user-friendly layout that allows for easy connections to microphones, instruments, and other devices. The Quantum ES 2 also emphasizes a user-friendly experience, boasting a universal control app that allows for mobile and desktop operation. While both interfaces are well-constructed for durability, the choice may depend on whether additional features like mobile compatibility are a priority.
Audio Performance
When it comes to audio performance, the Focusrite Scarlett 4i4 boasts a dynamic range of 120 dB, utilizing high-quality converters similar to those found in professional studios. This makes it suitable for capturing detailed audio, whether for music production or streaming. In comparison, the PreSonus Quantum ES 2 features newly designed MAX-HD mic preamps with +75 dB of gain, providing a transparent and low-noise audio signal. While both interfaces deliver high-quality sound, the Scarlett 4i4 may have the edge in dynamic range, making it potentially better for nuanced audio capture.
Features and Functionality
The Scarlett 4i4 offers a range of features tailored for musicians, including Auto Gain and Clip Safe technology, which help optimize recording levels and prevent clipping. Additionally, it supports traditional MIDI I/O for integrating MIDI equipment seamlessly. The Quantum ES 2 also includes Auto Gain, but its standout feature is the ability to control preamp functions via its universal control app, providing flexibility for mobile recording. Both interfaces have loopback capabilities for streaming, but the Scarlett 4i4 may appeal more to those who prioritize traditional studio features.
Software Bundle
The Focusrite Scarlett 4i4 comes bundled with a complete recording toolkit that includes Pro Tools Artist and Ableton Live Lite, along with Focusrite's Hitmaker Expansion software. This extensive software package enhances its appeal, particularly for beginners looking to dive into music production without additional software costs. In contrast, the PreSonus Quantum ES 2 includes a license for Studio One Pro software, which is a powerful DAW in its own right. While both bundles offer valuable software, the choice may hinge on personal preference for specific DAWs and their functionalities.
Target Audience
The Focusrite Scarlett 4i4 is ideal for musicians and creators who need a versatile audio interface with robust features for both recording and live performance. Its comprehensive bundle and high-quality audio capabilities cater well to serious hobbyists and professionals alike. Conversely, the PreSonus Quantum ES 2 is geared towards self-made musicians and audio creators who prioritize low-latency performance and mobile compatibility. Its innovative features make it a strong choice for those who want flexibility in their recording setup.
Customer Reception
In terms of customer reception, the Focusrite Scarlett 4i4 has a sales rank of 11,822, indicating a solid market presence, while the PreSonus Quantum ES 2 performs slightly better with a sales rank of 7,848. This suggests that the Quantum ES 2 may be more popular among consumers, potentially due to its lower price point and appealing features. Customer reviews often highlight the ease of use and sound quality of both interfaces, but the higher sales rank of the Quantum ES 2 might suggest a broader acceptance among a more budget-conscious audience.
Which should you buy?
Deciding between the Focusrite Scarlett 4i4 and the PreSonus Quantum ES 2 ultimately depends on your specific needs and budget. If you value a comprehensive software bundle, superior dynamic range, and robust studio features, the Scarlett 4i4 may be the better choice despite its higher price. However, if you're looking for a more affordable option with strong audio performance, innovative features, and mobile compatibility, the Quantum ES 2 stands out as an excellent value.

