March 05, 2021Audio Product Reviews

TOPPING L30 vs vs A50s vs A30 Pro Comparison Chart

Audiophiles looking for a stellar amp in the sub-$350 range have options aplenty. TOPPING alone carries three amps in that range suited for various use-cases. We've gathered them here to help you understand how their specs stack up against each other.

Each of these amps is available right here on Apos, so if you have any questions about them feel free to reach out to our Support Team.


	TOPPING L30 Headphone Amp	TOPPING A50s Headphone Amp	TOPPING A30 Pro Headphone Amp
Price	$149	$219.99	$349
Dimensions	5.2 x 3.9 x 1.2”	4.8 x 4.3 x 1"	6.85 x 5.4 x 1.7”
Weight	2.2lbs	1.1lbs	1.9lbs
Inputs	RCA	RCA	RCA XLR
Outputs	6.35mm	RCA 6.35 SE 4.4mm balanced	6.35mm 4.4mm 4-pin XLR
Amp Inputs	Single-ended	Single-ended	Single-ended Balanced
Pre-amp	Yes	Yes	No
Pass-through	No	No	Yes
Ground Loop Noise Switch	No	No	Yes
Gain	-9/0/9dB	0/6dB	-14/0/14dB
SE power	3500mWx2@16Ω	1,400mWx2 @(32Ω)	6000mWx2@16Ω
Balanced power		3,500mWx2 @(32Ω)
SE output impedance	<0.1Ω	<0.1Ω	<0.1Ω
Lowest THD+N	<0.00006%	<0.00007%	<0.00006%
Max SNR	141dB	143dB	145dB
DNR	141dB	144dB	145dB
Channel crosstalk	-91dB	-128dB	-106dB