Product comparison · 2 car audio amplifiers

Hama Ground Zero GZPA 1.4000DXII vs Hama Ground Zero GZTA 1.800DX

Key differences

Peak power per channel
- Ground Zero GZPA 1.4000DXII:4100 W
- Ground Zero GZTA 1.800DX:1000 W
RMS power output per channel (1 Ohm)
- Ground Zero GZPA 1.4000DXII:4000 W
- Ground Zero GZTA 1.800DX:1000 W
Total Harmonic Distortion (THD)
- Ground Zero GZPA 1.4000DXII:1%
- Ground Zero GZTA 1.800DX:10%
RMS power output per channel (2 Ohm)
- Ground Zero GZPA 1.4000DXII:2400 W
- Ground Zero GZTA 1.800DX:550 W
RMS power output per channel (4 Ohm)
- Ground Zero GZPA 1.4000DXII:1200 W
- Ground Zero GZTA 1.800DX:350 W
Frequency range
- Ground Zero GZPA 1.4000DXII:35 - 250 Hz
- Ground Zero GZTA 1.800DX:30 - 250 Hz
Remote control included
- Ground Zero GZPA 1.4000DXII:No
- Ground Zero GZTA 1.800DX:Yes
Subsonic filter frequency
- Ground Zero GZPA 1.4000DXII:10 - 70 Hz
- Ground Zero GZTA 1.800DX:10 - 50 Hz

Differences highlightedShow differences only

Comparison of Ground Zero GZPA 1.4000DXII, Ground Zero GZTA 1.800DX
22 specifications	A Hama Ground Zero GZPA 1.4000DXII View product	B Hama Ground Zero GZTA 1.800DX View product
Performance8 differ
Amplifier class	D	D
Audio output channels	1.0 channels	1.0 channels
Peak power per channelDiffers	4100 W	1000 W
RMS power output per channel (1 Ohm)Differs	4000 W	1000 W
Total Harmonic Distortion (THD)Differs	1%	10%
RMS power output per channel (2 Ohm)Differs	2400 W	550 W
RMS power output per channel (4 Ohm)Differs	1200 W	350 W
Bass boost	0 - 12 dB	0 - 12 dB
Frequency rangeDiffers	35 - 250 Hz	30 - 250 Hz
Phase shift	0 - 180°	0 - 180°
Remote control includedDiffers	No	Yes
Subsonic filter	Yes	Yes
Subsonic filter frequencyDiffers	10 - 70 Hz	10 - 50 Hz
Ports & interfacesidentical
Speakers connectivity type	RCA	RCA
Line inputs (RCA)	1	1
Line outputs (RCA)Known for one	Unknown — not stated by the source	1
Features1 differ
Product colourDiffers	Grey	Black, Silver
Technical detailsidentical
Connectivity technology	Wired	Wired
Bass adjustmentKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WidthDiffers	550 mm	302 mm
DepthDiffers	63 mm	230 mm
HeightDiffers	230 mm	49 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.