Parasound JCM250 vs Rotel Diamond Series RA-6000 Detailed Comparison

Parasound JCM250 vs Rotel Diamond Series RA-6000

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Parasound JCM250

Power Amplifier | 250 watts RMS into 8-ohms

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Rotel Diamond RA-6000

Integrated Amplifier | 200 watts RMS into 8-ohms

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Parasound JCM250

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Rotel Diamond RA-600...

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Parasound JCM250

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Rotel Diamond RA-600...

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Parasound JCM250 vs Rotel Diamond RA-6000 Integrated Amplifier Comparison

In this review, we will be comparing two different types of amplifiers. Parasound JCM250 is a Mono Power Amplifier speaker whereas the Diamond Series RA-6000 is a Integrated Amplifier with built-in DAC speaker.

Let's have a brief look at the main features of Parasound JCM250 and Rotel Diamond RA-6000 first before getting into our more detailed comparison.

Key Specs	Parasound JCM250	Rotel Diamond RA-6000
Power	250 watts into 8 ohms, 450 watts into 4 ohms and 800 watts into 2 ohms, per chassis. This is a monoblock: a stereo system needs two	200 watts x 2 channels into 8 ohms and 350 watts x 2 channels into 4 ohms
Amplifier class	Class A/AB	Class A/B
Built-in DAC	No	Yes
Phono input	No	Yes
Headphone output	No	3.5mm
Bluetooth	No	Yes
Weight	19.05kg / 41.9lbs	18.85kg / 41.5lbs
Dimensions (H x W x D)	4-1/8" x 17-1/4" x 20" 104.8 x 438.2 x 508 mm	5-11/16" x 17-1/16" x 17-15/16" 145.0mm x 434.0mm x 456.0mm

What size room are the Parasound JCM250 and Rotel Diamond RA-6000 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	Parasound JCM250	Rotel Diamond RA-6000
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

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 Parasound JCM250 over Rotel Diamond Series RA-6000

MSRP Price(*)	4,250USD vs 4,500USD	costs less (*prices may change depending on the seller, location and time)
Watts into 8-ohms	250 watts vs 200 watts	Delivers higher power into 8-ohms speakers
Watts into 4-ohms	450 watts vs 350 watts	Delivers higher power into 4-ohms speakers
Signal to Noise Ratio	120 dB vs 103 dB	Higher ratings results in cleaner sound
Minimum Impedance	1 ohms vs 4 ohms	Compatible with 1-ohms speakers
Height	104mm vs 145mm	Easier to fit in smaller spaces

Reasons to choose Rotel Diamond Series RA-6000 over Parasound JCM250

Handheld Remote	Yes vs No	Control the amplifier by the included RC
Total Harmonic Distortion (THD)	0.0075% vs 0.15%	Less Harmonic Distortion
Buil-in DAC	Yes vs No	Connect digital sources without an external DAC
Bluetooth	Yes vs No	Stream music via Bluetooth devices
Total Analog Inputs	4 vs 2	More options for connecting Analog sources
PhonoInput	Yes vs No	Connect a turntable directly to your amp
USB Input	Yes vs	Connect Sources via USB
Headphone Output	3.5mm vs No	Connect your headphone to the amplifier
Base Surface Area	1979.0cm²/ 306.7inch² vs 2226.1cm²/ 345.0inch²	takes less space in your room

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 Parasound JCM250 and Rotel Diamond RA-6000 differs from each other.

Parasound JCM250 Inputs

Total Number of Analog Inputs: 2
XLR Input Port

Rotel Diamond RA-6000 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
XLR Input Port

Outputs

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

Rotel Diamond RA-6000 Back View (Click the image for the larger version)

What's in the Box of Rotel Diamond RA-6000?

Here are the items that come with the Diamond Series RA-6000:

Stereo integrated amplifier
58-inch AC power cord
Remote control (RR-AX200)
2 AA batteries
59-inch USB-B to USB-A cable
57-inch Ethernet cable
USB thumbdrive (with Windows PC driver)
Quick Installation Guide
Warranty/Registration Card
Important Safety Instructions
Addendum For Roon Test