SpeakerDecision
  • SPEAKERS by TYPE
    • Passive Bookshelf Speakers
    • Passive Floor-standing Speakers
    • Passive Center Channel Speakers
    • Passive In-wall Speakers
    • All Passive Speakers
    • Powered Subwoofers
    • Powered Stereo Speakers
  • AMPLIFIERS
  • SMART FIND
NAD C 399 BluOS-D vs Rotel RA-1592 MKII
x
Amp to replace
Change

NAD C 399 BluOS-D

Integrated Amplifier | 180 watts RMS into 8-ohms

NAD C 399 BluOS-D
CHECK PRICE
Change
    
Rotel RA-1592 MKII

Integrated Amplifier | 200 watts RMS into 8-ohms

Rotel RA-1592 MKII
CHECK PRICE
NAD C 399 BluOS-D NAD C 399 BluOS-D
See at AMAZON
Rotel RA-1592 MKII Rotel RA-1592 MKII
See at AMAZON
NAD C 399 BluOS-D
See at AMAZON
Rotel RA-1592 MKII
See at AMAZON
NAD C 399 BluOS-D vs Rotel RA-1592 MKII Integrated Amplifier Comparison

In this review, we will be comparing two different type of speakers . NAD C 399 BluOS-D is a Streaming Integrated Amplifier speaker whereas the RA-1592 MKII is a Integrated Amplifier with built-in DAC speaker.

Let's have a brief look at the main features of NAD C 399 BluOS-D and Rotel RA-1592 MKII first before getting into our more detailed comparison.

NAD C 399 BluOS-D Key Specs

  • 180 watts RMS into 8-ohms
  • Built-in DAC
  • Phono Input
  • USB Input
  • Bluetooth v4.0
  • HDMI Input (eARC)
  • Weight: 24.70 lbs / 11.23 kg
  • Built-in Room Correction
  • Dimensions (H x W x D):4-13/16inch x 17-1/8inch x 16-7/16inch

Rotel RA-1592 MKII Key Specs

  • 200 watts RMS into 8-ohms
  • Built-in DAC
  • Phono Input
  • USB Input
  • Bluetooth
  • Weight: 38.80 lbs / 17.64 kg
  • Dimensions (H x W x D):5-7/8inch x 17-1/16inch x 17-1/8inch

What size room are the NAD C 399 BluOS-D and Rotel RA-1592 MKII Amplifiers good for?

The size of the room in which you are planning to use these amplifiers is an important decision factor. Here we have compared their suitability to various sizes of environments considering their max power parameters:

Listening Environment NAD C 399 BluOS-D Rotel RA-1592 MKII
Near-field Are you nuts? Are you nuts?
Small Room Bad Bad
Mid-size Room Poor Poor
Large Room Good Good
Very Large Room Good Good

In the following sections, we will get into more detail in order to understand how NAD C 399 BluOS-D and Rotel RA-1592 MKII compares and end up with enough arguments to decide which one of these amplifiers is the better choice for you.


**This post contains affiliate links, and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.


Reasons to choose NAD C 399 BluOS-D over Rotel RA-1592 MKII
MSRP Price(*) 2,599USD vs 3,200USD costs less (*prices may change depending on the seller, location and time)
Built-in Room Correction Yes vs No Adjusts audio output to compensate for acoustic anomalies in a listening space
Wi-Fi Yes vs No High quality streaming over WiFi
Apple AirPlay Yes vs No Compatible with Apple Devices with AirPlay
Apple AirPlay 2 Yes vs No Compatible with Apple Devices with AirPlay 2
BluOS Yes vs No Compatible with BluOS Wireless Ecosystem
Base Surface Area 1818.3cm2/ 281.8inch2 vs 1887.9cm2/ 292.6inch2 takes less space in your room
Height 123mm vs 150mm Easier to fit in smaller spaces

Reasons to choose Rotel RA-1592 MKII over NAD C 399 BluOS-D
Watts into 8-ohms 200 watts vs 180 watts Delivers higher power into 8-ohms speakers
Watts into 4-ohms 350 watts vs 180 watts Delivers higher power into 4-ohms speakers
Total Harmonic Distortion (THD) 0.008% vs 0.02% Less Harmonic Distortion
Signal to Noise Ratio 103 dB vs 95 dB Higher ratings results in cleaner sound
Total Analog Inputs 4 vs 2 More options for connecting Analog sources
Optical Digital Inputs 3 vs 2 More options for connecting Digital sources
Coaxial Digital Inputs 3 vs 2 More options for connecting Digital sources

Inputs and Outputs

The input and output selections that are offered is an important factor when comparing two amplifiers. Here you can find how the I/O selections of the NAD C 399 BluOS-D and Rotel RA-1592 MKII differs from each other.

NAD C 399 BluOS-D Inputs
  • Total Number of Analog Inputs: 2
  • Phono Input
  • 2 Optical Digital Input
  • 2 Coaxial Digital Input
  • USB Input:
    • USB-A(Service Only)
    • USB-A(Thumbdrive/External HD)
    • USB-B(Service Only0
  • HDMI eARC
  • Ethernet Port
Rotel RA-1592 MKII Inputs
  • Total Number of Analog Inputs: 4
  • Phono Input
  • 3 Optical Digital Input
  • 3 Coaxial Digital Input
  • USB Input:
    • USB-A front(Connects to iOS devices)
    • USB-B (allows connection to your Windows PC or Mac computer)
  • Ethernet Port
NAD C 399 BluOS-D Back View
NAD C 399 BluOS-D Back View (Click the image for the larger version)

Outputs
  • Stereo RCA, Sub Preamp Outputs
  • 1/4 Headphone Output
  • Subwoofer Output
Outputs
  • Stereo RCA, Sub Preamp Outputs
  • 3.5mm Headphone Output
  • Subwoofer Output
Rotel RA-1592 MKII Back View
Rotel RA-1592 MKII Back View (Click the image for the larger version)

What's in the Box of NAD C 399 BluOS-D?

Here are the items that are included inside the box of C 399 BluOS-D:
  • Integrated amplifier
  • 6-feet AC power cord
  • Remote control (SR 9)
  • 2 AA batteries
  • 3 Antennas
  • Auto calibration microphone
  • USB microphone adapter
  • Quick Setup Guide
  • Internet Update Guidlines
  • Important Safety Instructions
  • Dirac Live Quickstart Guide
  • Warranty Card
  • What's in the Box of Rotel RA-1592 MKII?

    Here are the items that come with the RA-1592 MKII:
  • Stereo integrated amplifier
  • 58-inch AC power cord
  • Remote control (RR-AX150)
  • 2 AA batteries
  • 5-feet USB-B to USB-A cable
  • 57-inch Ethernet cable
  • Quick Installation Guide
  • Warranty/Registration Card
  • Important Safety Instructions
  • Addendum For Roon Test
  • LATEST BLOG POSTS
    Klipsch La Scala AL6 and Klipschorn AK7 Speakers are Unveiled
    New Audiolab 6000A MkII with upgraded DAC and new HDMI ARC connection
    Q Acoustics 3000c Series Loudspeakers added to the database
    WiiM VibeLink Amp: A Game-Changer for Budget Hi-Fi in 2025
    KEF Meta and Reference Meta Floorstanding Speaker Size and Specs Comparison
    Triangle Borea Bookshelf and Floorstanding Speaker Size and Specs Comparison
    Triangle Borea BR04 Bookshelf and BR10 Floorstanding Speakers added to Database
    Monitor Audio Gold 6G Series Loudspeakers added to our Comparison Database

    Most Popular Amplifiers
    Audiolab 7000A
    Audiolab 7000A
    70 watts into 8-ohms
    Yamaha A-S801
    Yamaha A-S801
    100 watts into 8-ohms
    Denon PMA-900HNE
    Denon PMA-900HNE
    50 watts into 8-ohms
    Yamaha A-S301
    Yamaha A-S301
    60 watts into 8-ohms
    Denon PMA-1700NE
    Denon PMA-1700NE
    70 watts into 8-ohms
    Rotel A14 MKII
    Rotel A14 MKII
    80 watts into 8-ohms
    Yamaha A-S501
    Yamaha A-S501
    85 watts into 8-ohms
    Rotel Diamond Series RA-6000
    Rotel Diamond Series RA-6000
    200 watts into 8-ohms
    Rotel A12 MKII
    Rotel A12 MKII
    60 watts into 8-ohms
    Audiolab 6000A
    Audiolab 6000A
    50 watts into 8-ohms
    Copyright © 2025 by SpeakerDecision
    About Privacy Contact US Camera Decision

    Report a Correction