ACT 4 vs McIntosh MX122
The MX122's bit depth is 32-bit against the ACT 4's 24-bit, its signal-to-noise 96 dB against 100 dB, and its weight 14 kg (31 lbs) against 11.34 kg (25 lbs). Both share max sample rate (192 kHz).
AI-generated product photo — not official manufacturer imagery.
AmplifiersPre-AmplifiersDigital ProcessorsDiscontinued
Estimated price (community-sourced)
$3,895
Around — community and catalog average, updates slowly
About the ACT 4
The Acurus ACT 4 is a 20-channel immersive audio preamp processor designed for modern UHD home theaters. It combines balanced and unbalanced outputs, HDMI 2.0b connectivity (2.1 ready), native Dolby Atmos and DTS:X decoding, web and mobile control, third-party automation integration, and Acurus ASPEQT room correction. It is made in the USA and carries a 5-year warranty.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 24-bit
- Max Sample Rate
- 192 kHz
- MQA Support
- No
Analog Output
Analog signal output specifications
- SNR
- 100 dB
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- Yes
- Ethernet
- Yes
- Digital Inputs
- HDMI, Optical, Coaxial
- Analog Inputs
- RCA, XLR
- Analog Outputs
- RCA, XLR, AUX DB9
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 431.8 × 177.8 × 381 mm (W × H × D)
- Weight
- 11.34 kg (25 lbs)
- Available Colors
- brushed aluminum
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions