Is the WiiM Amp Ultra the Best Budget Streaming Amp?

TL;DR

The WiiM Amp Ultra is a leading budget streaming-amplifier option because it combines amplification, streaming, room correction, bass management, EQ, and reliable HDMI ARC for $550. Its detailed sound and extensive features compete with much costlier products, although it trails some alternatives in dynamics, spatial placement, and instrument separation. Read on to see how its performance, connections, and upgrade limitations compare.

Transcript

This, my friends, is the WH Amp Ultra. This could be the best value in hi-fi that exists today because it competes with products four times, six times the price. Technically, everything competes with stuff four to six times the price. But not everything does it nearly as well as the W Amp Ultra. And today, we're going to talk about it. and we're go... Read More

Key Insights

• The WiiM Amp Ultra is a $550 integrated streaming amplifier that combines amplification, music streaming, DSP, and a display for album artwork. The reviewer considers its collection of functions difficult for competitors to match, even when their prices are significantly higher.
• The WiiM Amp Ultra provides room correction, bass management, and EQ alongside streaming services. These DSP capabilities are central to its value because the reviewer says competing products at this price do not offer as much control over system tuning and subwoofer integration.
• The amplifier uses a Texas Instruments 3255 chipset with PFFB and is rated at 100 watts into an 8-ohm load. Improved heat dissipation, including an internal copper pipe, is intended to manage the heat that can restrict power delivery in compact Class D amplifiers.
• The WiiM Amp Ultra includes HDMI ARC, optical and analog inputs, USB input and output, a subwoofer output, and bass management. This broad connection set allows it to function as the central component for television audio, streamed music, external sources, and a subwoofer.
• The absence of conventional preamp outputs limits straightforward system expansion. USB can provide a workaround by feeding a DAC or a USB-to-optical converter and then another amplifier, but the reviewer argues that a simple pair of RCA outputs would be easier and more flexible.
• The WiiM Amp Ultra does not include an internal phono preamp. The reviewer contrasts this omission with the WiiM Ultra, which has an integrated phono stage, and identifies it as another feature that would make the amplifier more complete for a wider range of systems.
• The HDMI connection is exceptionally reliable in the reviewer’s experience. Unlike other HDMI-equipped products that produced connection problems, the WiiM Amp Ultra did not drop its connection, making it particularly practical for households where children or spouses need uncomplicated television operation.
• The WiiM Amp Ultra sounds detailed but less dynamic than the WiiM Ultra paired with a Vibe Link, the Ruark R610, and the Cambridge Audio Evo 150. The reviewer also found that its output did not feel like 100 watts, despite remaining clean at maximum volume.

Questions & Answers

Q: Is the WiiM Amp Ultra the best budget streaming amp?

The reviewer considers the $550 WiiM Amp Ultra one of the strongest values in hi-fi because it combines streaming, amplification, DSP, and a display in one product. It offers features that are difficult to match at its price, though more expensive alternatives deliver better dynamics, spatial placement, or instrument separation.

Q: What features does the WiiM Amp Ultra include?

It includes major music-streaming services, room correction, EQ, bass management, and a screen that displays album artwork. Connections include HDMI ARC, optical and analog inputs, USB connectivity, and a subwoofer output.

Q: How does the WiiM Amp Ultra compare with more expensive streaming amplifiers?

The $1,900 Ruark R610 delivers greater impact, while the $3,200 Cambridge Audio Evo 150 provides better spatial placement and instrument separation. The WiiM Amp Ultra remains compelling at $550 because it combines amplification, streaming, a screen, and extensive DSP for far less money.

Q: Does the WiiM Amp Ultra deliver its rated 100 watts?

The amplifier is rated at 100 watts into an 8-ohm load, but the reviewer says it did not feel like a full 100-watt amplifier during testing. It remained clean at maximum volume, leading the reviewer to suspect power or current limiting, although no cause was confirmed.

Q: How does the WiiM Amp Ultra sound compared with the WiiM Ultra and Vibe Link?

The WiiM Amp Ultra sounds detailed, but the WiiM Ultra paired with a Vibe Link sounds more dynamic, natural, and effortless to the reviewer. The separate combination also appeared better suited to demanding or larger speakers, while costing roughly $100 more or slightly less than that difference.

Q: What are the main weaknesses of the WiiM Amp Ultra?

Its main limitations are restrained dynamics, no internal phono preamp, and limited expansion options. It also lacks conventional RCA preamp outputs and does not match the spatial separation of the Cambridge Audio Evo 150 or the impact of the Ruark R610.

Q: Can the WiiM Amp Ultra connect to an external power amplifier?

It lacks standard RCA preamp outputs, so connecting another power amplifier is not straightforward. Its USB output can instead feed a DAC or an approximately $60 USB-to-optical converter before sending the signal to another amplifier, but the reviewer considers this workaround unnecessarily complicated.

Q: Is the WiiM Amp Ultra reliable for television audio?

The reviewer found its HDMI ARC connection exceptionally reliable and reported no dropped connection during use. That stability, combined with simple operation, makes it particularly practical for households that want uncomplicated television audio.

Summary & Key Takeaways

• The WiiM Amp Ultra is a $550 integrated streaming amplifier designed to combine several system components in one compact product. It supports major streaming services and provides HDMI ARC, optical and analog inputs, USB connectivity, a subwoofer output, bass management, EQ, room correction, and a screen that displays album artwork.

• The amplifier uses a Texas Instruments 3255 chipset with PFFB, is rated at 100 watts into 8 ohms, and includes improved heat dissipation through an internal copper pipe. The reviewer praises its detailed presentation, simple operation, extensive DSP tools, and unusually reliable HDMI performance, especially for family television use.

• The WiiM Amp Ultra sounds less dynamic and natural than a WiiM Ultra paired with a Vibe Link, while the Ruark R610 delivers greater impact. The Cambridge Audio Evo 150 provides superior spatial placement and instrument separation. Missing preamp outputs and a phono preamp also restrict connectivity and future system expansion.