Product comparison · 2 car audio amplifiers

Hama Ground Zero GZPA 1.4000DXII vs Hama Ground Zero GZPA Reference 2XS

Key differences

Audio output channels
- Ground Zero GZPA 1.4000DXII:1.0 channels
- Ground Zero GZPA Reference 2XS:2.0 channels
Peak power per channel
- Ground Zero GZPA 1.4000DXII:4100 W
- Ground Zero GZPA Reference 2XS:900 W
Total Harmonic Distortion (THD)
- Ground Zero GZPA 1.4000DXII:1%
- Ground Zero GZPA Reference 2XS:10%
RMS power output per channel (2 Ohm)
- Ground Zero GZPA 1.4000DXII:2400 W
- Ground Zero GZPA Reference 2XS:380 W
RMS power output per channel (4 Ohm)
- Ground Zero GZPA 1.4000DXII:1200 W
- Ground Zero GZPA Reference 2XS:200 W
Frequency range
- Ground Zero GZPA 1.4000DXII:35 - 250 Hz
- Ground Zero GZPA Reference 2XS:40 - 3000 Hz
Remote control included
- Ground Zero GZPA 1.4000DXII:No
- Ground Zero GZPA Reference 2XS:Yes
Product colour
- Ground Zero GZPA 1.4000DXII:Grey
- Ground Zero GZPA Reference 2XS:Copper

Differences highlightedShow differences only

Comparison of Ground Zero GZPA 1.4000DXII, Ground Zero GZPA Reference 2XS
24 specifications	A Hama Ground Zero GZPA 1.4000DXII View product	B Hama Ground Zero GZPA Reference 2XS View product
Performance7 differ
Amplifier classKnown for one	D	Unknown — not stated by the source
Audio output channelsDiffers	1.0 channels	2.0 channels
Peak power per channelDiffers	4100 W	900 W
RMS power output per channel (1 Ohm)Known for one	4000 W	Unknown — not stated by the source
Total Harmonic Distortion (THD)Differs	1%	10%
RMS power output per channel (2 Ohm)Differs	2400 W	380 W
RMS power output per channel (4 Ohm)Differs	1200 W	200 W
Bass boostKnown for one	0 - 12 dB	Unknown — not stated by the source
Frequency rangeDiffers	35 - 250 Hz	40 - 3000 Hz
Phase shift	0 - 180°	0 - 180°
Remote control includedDiffers	No	Yes
Subsonic filterKnown for one	Yes	Unknown — not stated by the source
Subsonic filter frequencyKnown for one	10 - 70 Hz	Unknown — not stated by the source
Built-in displayKnown for one	Unknown — not stated by the source	No
Bridge-mode power output per channel (4 Ohm)Known for one	Unknown — not stated by the source	900 W
Ports & interfacesidentical
Speakers connectivity type	RCA	RCA
Line inputs (RCA)	1	1
Features1 differ
Product colourDiffers	Grey	Copper
Technical detailsidentical
Connectivity technology	Wired	Wired
Bass adjustmentKnown for one	Unknown — not stated by the source	Yes
Bridge functionKnown for one	Unknown — not stated by the source	Yes
Weight & dimensions3 differ
WidthDiffers	550 mm	420 mm
DepthDiffers	63 mm	67.5 mm
HeightDiffers	230 mm	236 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.