Audiolab 9000A vs NAD C 399 BluOS-D Detailed Comparison

Audiolab 9000A vs NAD C 399 BluOS-D

Amp to replace

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Audiolab 9000A

Integrated Amplifier | 100 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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Audiolab 9000A

See at AMAZON

NAD C 399 BluOS-D

See at AMAZON

Audiolab 9000A

See at AMAZON

NAD C 399 BluOS-D

See at AMAZON

Audiolab 9000A vs NAD C 399 BluOS-D Integrated Amplifier Comparison

In this review, we will be comparing two different type of speakers . Audiolab 9000A 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 Audiolab 9000A and NAD C 399 BluOS-D first before getting into our more detailed comparison.

Audiolab 9000A Key Specs

100 watts RMS into 8-ohms

Built-in DAC

Phono Input

USB Input

Bluetooth v5.1

HDMI Input (Arc)

Weight: 20.72 lbs / 9.40 kg

Dimensions (H x W x D):3.50inch x 17.5inch x 13.4inch

NAD C 399 BluOS-D Key Specs

180 watts RMS into 8-ohms

Built-in DAC

Phono Input

USB Input

HDMI Input (eARC)

Bluetooth v4.0

Built-in Room Correction

Weight: 24.70 lbs / 11.23 kg

Dimensions (H x W x D):4-13/16inch x 17-1/8inch x 16-7/16inch

What size room are the Audiolab 9000A 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	Audiolab 9000A	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

In the following sections, we will get into more detail in order to understand how Audiolab 9000A and NAD C 399 BluOS-D 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 Audiolab 9000A over NAD C 399 BluOS-D

Full-color Display	Yes vs No	Displays Album and device Info
Total Harmonic Distortion (THD)	0.002% vs 0.02%	Less Harmonic Distortion
Signal to Noise Ratio	110 dB vs 95 dB	Higher ratings results in cleaner sound
Bluetooth Version	v5.1 vs v4.0	Higher transfer rate and range
Total Analog Inputs	3 vs 2	More options for connecting Analog sources
Base Surface Area	1518.0cm²/ 235.3inch² vs 1818.3cm²/ 281.8inch²	takes less space in your room
Height	89mm vs 123mm	Easier to fit in smaller spaces

Reasons to choose NAD C 399 BluOS-D over Audiolab 9000A

MSRP Price(*)	2,599USD vs 2,999USD	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
Watts into 8-ohms	180 watts vs 100 watts	Delivers higher power into 8-ohms speakers
Watts into 4-ohms	180 watts vs 160 watts	Delivers higher power into 4-ohms speakers
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
Roon	Ready vs No	Roon Compatibility
BluOS	Yes vs No	Compatible with BluOS Wireless Ecosystem
Max Sample Rate	384kHz vs 192kHz	Play higher resolution media

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 Audiolab 9000A and NAD C 399 BluOS-D differs from each other.

Audiolab 9000A Inputs

Total Number of Analog Inputs: 3
Phono Input
2 Optical Digital Input
2 Coaxial Digital Input
USB Input:
- USB-A(Service Only)
- USB-B
HDMI Arc
XLR Input 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

Audiolab 9000A Back View (Click the image for the larger version)

Outputs

Stereo RCA Preamp Outputs
Pre-out/Main-in Loop
1/4 Headphone 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 Audiolab 9000A?

Here are the items that are included inside the box of 9000A:

Text Audiolab 9000A Stereo 100W Integrated Amplifier (Silver)

Remote Control

Power Cord

Antenna

Limited 3-Year Warranty

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