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Audient Audio Interface iD4 MKII, Class A Console vs IK Multimedia iRig Stream stereo audio interface

Updated August 2026 — Audient Audio Interface iD4 MKII, Class A Console wins on build and price, IK Multimedia iRig Stream stereo audio interface wins on compatibility and portability.

The Audient iD4 MKII offers superior audio quality and build for professionals, while the iRig Stream is a budget-friendly option for casual users.

Why Audient Audio Interface iD4 MKII, Class A Console is better

Audio Quality

Class A preamp offers superior sound.

Build Quality

Robust all-metal housing for durability.

Features

Advanced features like monitor mix and panning.

Why IK Multimedia iRig Stream stereo audio interface is better

Price

More affordable at $119.99.

Portability

Designed for mobile use with multiple device compatibility.

User-Friendly

Easy level controls for beginners.

Overall score

Audient Audio Interface iD4 MKII, Class A Console
85
IK Multimedia iRig Stream stereo audio interface
70

Specifications

SpecAudient Audio Interface iD4 MKII, Class A ConsoleIK Multimedia iRig Stream stereo audio interface
Sample Rate24-bit, 96 kHz24-bit, 48 kHz
Headphone Outputs21
USB TypeUSB-CUSB-C, Lightning
Sales Rank4067801
Weight740 gNot specified

Dimension comparison

Audient Audio Interface iD4 MKII, Class A ConsoleIK Multimedia iRig Stream stereo audio interface

Price Comparison

The Audient Audio Interface iD4 MKII is priced at $214.90, while the IK Multimedia iRig Stream is significantly cheaper at $119.99, making it about 44% less expensive. If budget is a primary concern, the iRig Stream offers a more cost-effective solution for those looking to dive into audio interfaces. The price difference of $94.91 could be a decisive factor for beginners or casual users who may not require the extensive features of the iD4 MKII.

Target Audience

The iD4 MKII is designed for serious home studio enthusiasts and professionals due to its Class A console microphone preamp and advanced features. In contrast, the iRig Stream caters to a broader audience, including casual users, podcasters, and live streamers who need a straightforward and portable solution. Its compatibility with various devices such as iPhones, iPads, Mac, and PC makes it versatile for users looking to stream or record on the go.

Build Quality

The build quality of the Audient iD4 MKII is robust, featuring an all-metal desktop housing that ensures durability during transport. This makes it suitable for users who frequently move their equipment. On the other hand, while the iRig Stream is also portable, its construction details are not highlighted as prominently. The iD4 MKII’s sturdier design may appeal more to professionals who prioritize longevity and resilience in their gear.

Audio Quality

In terms of audio quality, the iD4 MKII stands out with its Class A microphone preamp and advanced transducer technology, providing a superior sonic experience. The iRig Stream, however, offers 24-bit, 96 kHz recording, which is suitable for most casual recording needs. While the iD4 MKII is geared towards users who demand high fidelity, the iRig Stream can still deliver impressive quality for streaming and basic recordings, making it ideal for less intensive applications.

Features and Functionality

The iD4 MKII boasts several advanced features, including a monitor mix and monitor panning function, making it a powerful tool for sound engineers and musicians. It also provides two headphone outputs, which is advantageous for collaborative work. Conversely, the iRig Stream focuses on ease of use, featuring direct monitoring with zero latency and an easy-to-adjust audio level control. This accessibility makes it particularly user-friendly for those new to audio interfaces.

Compatibility

The iD4 MKII is compatible with Mac, PC, and iOS devices, offering flexibility for users across different platforms. The iRig Stream takes compatibility a step further by supporting a wider range of devices, including specialized connections for Lightning and USB, which enhances its usability for mobile devices. This makes the iRig Stream an excellent choice for users who often switch between devices or need to record in various environments.

Sales Performance

The Audient iD4 MKII has a sales rank of 4067, while the iRig Stream has a significantly better sales rank of 801, indicating a higher popularity among consumers. This could suggest that more users are finding value in the features and price point of the iRig Stream, especially in the emerging market of mobile and home recording solutions. The higher sales rank of the iRig Stream may also reflect its appeal to a broader range of users.

Which should you buy?

Ultimately, the choice between the Audient Audio Interface iD4 MKII and the IK Multimedia iRig Stream comes down to your specific needs and budget. If you are a professional or serious enthusiast seeking high-quality audio and robust build quality, the iD4 MKII is worth the investment at $214.90. However, if you are looking for a versatile, budget-friendly option for casual recording or streaming, the iRig Stream at $119.99 is an excellent choice. Each interface serves distinct markets effectively, making your decision reliant on your audio requirements and financial considerations.