Sigma 170i vs Sigma 160i SE
The Sigma 160i SE's power @ 8ω is 86W against the Sigma 170i's 85W. Both share signal-to-noise (69 dB), mm gain (37 dB), and mc gain (57 dB).
AI-generated product photo — not official manufacturer imagery.
AmplifiersIntegrated AmplifiersTube AmplifiersDiscontinued
Estimated price (community-sourced)
$5,330
Around — community and catalog average, updates slowly
About the Sigma 170i
The VAC Sigma 170i is a hand-built integrated amplifier from Valve Amplification Company (VAC) that combines pure vacuum-tube circuitry with the company’s patented iQ Continuous Intelligent Automatic Bias System. It is rated at 85 watts per channel and is designed to deliver tube sound with added convenience, including remote control, cinema bypass, and optional MM/MC phono and balanced inputs. Review and manufacturer sources describe it as a compact but capable high-end integrated amplifier, with a base price around $10,000 and optional extras that raise the total cost.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 85W @ 8Ω
- Amplifier Class
- A
- Minimum Impedance
- 4Ω
- Input Sensitivity
- 1.0V RMS
- Input Impedance
- 100000Ω
- Max Input Voltage
- 8.0V RMS
Analog Output
Analog signal output specifications
- SNR
- 69 dB
- Output Voltage
- 8.0V RMS
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Analog Inputs
- RCA, XLR
- Analog Outputs
- RCA
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 457 × 203 × 440 mm (W × H × D)
- Weight
- 32 kg (71 lbs)
- Available Colors
- black metal-flake, silver metal-flake
Key Specifications
Power: 85W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions