Fosi Audio ZA3 vs Audioengine N22 (Gen 2) Detailed Comparison

Fosi Audio ZA3 vs Audioengine N22 (Gen 2)

Amp to replace

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Fosi Audio ZA3

Power Amplifier | 180 watts RMS into 4-ohms

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Audioengine N22 G2

Integrated Amplifier | 50 watts RMS into 8-ohms

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Fosi Audio ZA3

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Audioengine N22 G2

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Fosi Audio ZA3

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Audioengine N22 G2

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Fosi Audio ZA3 vs Audioengine N22 G2 Integrated Amplifier Comparison

In this review, we will be comparing two different types of amplifiers. Fosi Audio ZA3 is a Stereo Power Amplifier speaker whereas the N22 Gen 2 is a Integrated Amplifier speaker.

Let's have a brief look at the main features of Fosi Audio ZA3 and Audioengine N22 G2 first before getting into our more detailed comparison.

Key Specs	Fosi Audio ZA3	Audioengine N22 G2
Power	180 watts x 2 channels into 4 ohms in stereo, or 235 watts into 4 ohms switched to mono. Fosi publishes no 8 ohm rating	50 watts x 2 channels into 8 ohms
Amplifier class	Class D	Class A/B
Built-in DAC	No	Yes
Phono input	No	No
Headphone output	No	3.5mm
Bluetooth	No	Yes
Weight	1.78kg / 3.9lbs	1.61kg / 3.5lbs
Dimensions (H x W x D)	2" x 6-1/8" x 7-1/4" 50.8 x 154.9 x 183.9 mm	7-3/16" x 4-1/16" x 8-1/4" 183.0mm x 104.0mm x 210.0mm

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 Fosi Audio ZA3 over Audioengine N22 (Gen 2)

MSRP Price(*)	150USD vs 269USD	costs less (*prices may change depending on the seller, location and time)
Watts into 4-ohms	180 watts vs 50 watts	Delivers higher power into 4-ohms speakers
Total Harmonic Distortion (THD)	0.006% vs 0.055%	Less Harmonic Distortion
Signal to Noise Ratio	106 dB vs 90 dB	Higher ratings results in cleaner sound
Minimum Impedance	2 ohms vs 4 ohms	Compatible with 2-ohms speakers
Optical Digital Inputs	vs No	More options for connecting Digital sources
Coaxial Digital Inputs	vs No	More options for connecting Digital sources
Height	50mm vs 183mm	Easier to fit in smaller spaces

Reasons to choose Audioengine N22 (Gen 2) over Fosi Audio ZA3

Buil-in DAC	Yes vs No	Connect digital sources without an external DAC
Bluetooth	Yes vs No	Stream music via Bluetooth devices
USB Input	Yes vs	Connect Sources via USB
Headphone Output	3.5mm vs No	Connect your headphone to the amplifier
Base Surface Area	218.4cm²/ 33.9inch² vs 284.9cm²/ 44.2inch²	takes less space in your room
Vertical use	Yes vs No	Takes less space when placed vertically

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 Fosi Audio ZA3 and Audioengine N22 G2 differs from each other.

Fosi Audio ZA3 Inputs

Total Number of Analog Inputs: 2
XLR Input Port

Audioengine N22 G2 Inputs

Total Number of Analog Inputs: 2
USB Input:
- USB-C input for connecting a smartphone
- computer
- tablet
- or other compatible device to play music

Outputs

Subwoofer Output

Outputs

Stereo RCA Preamp Outputs
3.5mm Headphone Output

Audioengine N22 G2 Back View (Click the image for the larger version)

What's in the Box of Audioengine N22 G2?

Here are the items that come with the N22 Gen 2:

Desktop stereo amplifier
Base (pre-installed)
70-inch AC power cord
Two 4-feet Lengths of 16AWG speaker wire
6.5-feet Stereo minijack cable
42-inch RCA stereo cable
39-inch USB-C cable
Cloth amplifier bag
2 Cloth cable bags
Quicstart Guide
-inchThank You-inch brochure