RI101 Mk.II vs Thrax Audio ARES MK2
The ARES MK2's power @ 8ω is 120W against the RI101 Mk.II's 90W, its signal-to-noise 112 dB against 100 dB, and its power @ 4ω 200W against 600W. Both share class (AB).
AI-generated product photo — not official manufacturer imagery.
AmplifiersIntegrated Amplifiers
Estimated price (community-sourced)
$22,313
Around — community and catalog average, updates slowly
About the RI101 Mk.II
The Vitus Audio RI-101 Mk.II is a high-end Reference Series integrated amplifier from Vitus Audio. It is a fully balanced solid-state design with Class A operation for the first portion of output power before transitioning to Class AB. The amplifier is known for its robust build quality, relay-based stepped volume control, very low output impedance, and optional digital boards that add DAC/streaming or USB DAC functionality.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 90W @ 8Ω
- Power @ 4Ω
- 600W @ 4Ω
- Amplifier Class
- AB
- Minimum Impedance
- 4Ω
Analog Output
Analog signal output specifications
- THD
- 0.040%
- SNR
- 100 dB
Connectivity
Input and output connections
- Ethernet
- Yes
- Digital Inputs
- RJ45, RCA S/PDIF, XLR AES/EBU, USB-B, Toslink optical
- Analog Inputs
- XLR, RCA
- Analog Outputs
- balanced speaker outputs, XLR pre/tape out
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 435 × 182 × 470 mm (W × H × D)
- Weight
- 38 kg (84 lbs)
Key Specifications
Power: 90W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions