C658 vs Cyrus Audio Classic STREAM
The Classic STREAM's signal-to-noise is 108 dB against the C658's 118 dB. Both share bit depth (32-bit) and max sample rate (192 kHz).
AI-generated product photo — not official manufacturer imagery.
DigitalDACsStreamersPre-AmplifiersPhono Pre-AmpsHeadphone Amplifiers
Estimated price (community-sourced)
$2,299
Around — community and catalog average, updates slowly
About the C658
The NAD C-658 is a versatile HiFi product that combines the functions of a BluOS streamer, DAC, and preamplifier. It features the ESS Sabre 32-bit DAC, known for its high performance with a 118dB dynamic range and low jitter. The device supports high-resolution audio up to 32-bit/384kHz and includes MQA decoding. It also offers Dirac Live room correction, which enhances sound quality by adjusting for room and speaker distortions. The C-658 includes a built-in MM phono preamplifier and a dedicated high-current headphone amplifier. It supports two-way aptX HD Bluetooth and can stream music from nearly 20 providers. The device is part of NAD's Classic Series and is designed with a modular construction for easy upgrades.
Specifications
Digital Audio
DAC capabilities and digital audio processing
- Bit Depth
- 32-bit
- Max Sample Rate
- 192 kHz
- MQA Support
- Yes
- DAC Chip
- ESS Sabre
Analog Output
Analog signal output specifications
- SNR
- 118 dB
Phono Preamplifier
Phono stage specifications
- MM Gain
- 40 dB
- Adjustable Loading
- No
- Adjustable Capacitance
- No
Connectivity
Input and output connections
- Bluetooth
- Yes
- Bluetooth Codecs
- aptX HD
- Wi-Fi
- No
- Ethernet
- No
Streaming Services
Supported streaming platforms and protocols
- AirPlay
- No
- Chromecast
- No
- Roon Ready
- No
- Spotify Connect
- No
- TIDAL Connect
- No
- Other Services
- BluOS
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions