Rotel RA-1572 MKII vs NAD C 399 BluOS-D Detailed Comparison

Rotel RA-1572 MKII vs NAD C 399 BluOS-D

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Rotel RA-1572 MKII

Integrated Amplifier | 120 watts RMS into 8-ohms

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NAD C 399 BluOS-D

Integrated Amplifier | 180 watts RMS into 8-ohms

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Rotel RA-1572 MKII

Check price atAmazon›

NAD C 399 BluOS-D

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Rotel RA-1572 MKII

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NAD C 399 BluOS-D

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Rotel RA-1572 MKII vs NAD C 399 BluOS-D Integrated Amplifier Comparison

In this review, we will be comparing two different types of amplifiers. Rotel RA-1572 MKII is a Integrated Amplifier with built-in DAC speaker whereas the C 399 BluOS-D is a Streaming Integrated Amplifier speaker.

Let's have a brief look at the main features of Rotel RA-1572 MKII and NAD C 399 BluOS-D first before getting into our more detailed comparison.

Key Specs	Rotel RA-1572 MKII	NAD C 399 BluOS-D
Power	120 watts x 2 channels into 8 ohms and 200 watts x 2 channels into 4 ohms	180 watts x 2 channels into 8 ohms and 180 watts x 2 channels into 4 ohms
Amplifier class	Class A/B	Class D
Built-in DAC	Yes	Yes
Phono input	Yes	Yes
Headphone output	3.5mm	1/4
Bluetooth	Yes	Yes
Weight	13.66kg / 30.1lbs	11.23kg / 24.7lbs
Dimensions (H x W x D)	5-11/16" x 17-1/16" x 15-3/16" 145.0mm x 434.0mm x 386.0mm	4-13/16" x 17-1/8" x 16-7/16" 123.0mm x 435.0mm x 418.0mm

What size room are the Rotel RA-1572 MKII and NAD C 399 BluOS-D 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	Rotel RA-1572 MKII	NAD C 399 BluOS-D
Near-field	Poor	Are you nuts?
Small Room	Poor	Bad
Mid-size Room	Good	Poor
Large Room	Good	Good
Very Large Room	Average	Good

The sections below take each area in turn: power output, inputs and outputs, features and physical size.

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

Reasons to choose Rotel RA-1572 MKII over NAD C 399 BluOS-D

MSRP Price(*)	2,100USD vs 2,599USD	costs less (*prices may change depending on the seller, location and time)
Watts into 4-ohms	200 watts vs 180 watts	Delivers higher power into 4-ohms speakers
Total Harmonic Distortion (THD)	0.018% vs 0.02%	Less Harmonic Distortion
Signal to Noise Ratio	100 dB vs 95 dB	Higher ratings results in cleaner sound
Total Analog Inputs	4 vs 2	More options for connecting Analog sources
Base Surface Area	1675.2cm²/ 259.7inch² vs 1818.3cm²/ 281.8inch²	takes less space in your room

Reasons to choose NAD C 399 BluOS-D over Rotel RA-1572 MKII

Built-in Room Correction	Yes vs No	Adjusts audio output to compensate for acoustic anomalies in a listening space
Watts into 8-ohms	180 watts vs 120 watts	Delivers higher power into 8-ohms speakers
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
Height	123mm vs 145mm	Easier to fit in smaller spaces

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 Rotel RA-1572 MKII and NAD C 399 BluOS-D differs from each other.

Rotel RA-1572 MKII Inputs

Total Number of Analog Inputs: 4
Phono Input
2 Optical Digital Input
2 Coaxial Digital Input
USB Input:
- USB-A front(Connects to iOS devices)
- USB-A rear (Charging only)
- USB-B (allows connection to your Windows PC or Mac computer)
Ethernet Port

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-1572 MKII Back View (Click the image for the larger version)

Outputs

Stereo RCA, Sub Preamp Outputs
3.5mm Headphone Output
Subwoofer Output

Outputs

Stereo RCA, Sub Preamp Outputs
1/4 Headphone Output
Subwoofer Output

NAD C 399 BluOS-D Back View (Click the image for the larger version)

What's in the Box of Rotel RA-1572 MKII?

Here are the items that are included inside the box of RA-1572 MKII:

Stereo integrated amplifier
58-inch AC power cord
Remote control (RR-AX93)
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

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

Here are the items that come with the 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