Product comparison · 2 car audio amplifiers

Hama Ground Zero GZPA Reference 2XS vs Hama Ground Zero GZTA 2255X

Key differences

Peak power per channel
- Ground Zero GZPA Reference 2XS:900 W
- Ground Zero GZTA 2255X:600 W
RMS power output per channel (2 Ohm)
- Ground Zero GZPA Reference 2XS:380 W
- Ground Zero GZTA 2255X:250 W
RMS power output per channel (4 Ohm)
- Ground Zero GZPA Reference 2XS:200 W
- Ground Zero GZTA 2255X:150 W
Bridge-mode power output per channel (4 Ohm)
- Ground Zero GZPA Reference 2XS:900 W
- Ground Zero GZTA 2255X:600 W
Frequency range
- Ground Zero GZPA Reference 2XS:40 - 3000 Hz
- Ground Zero GZTA 2255X:5 - 4000 Hz
Product colour
- Ground Zero GZPA Reference 2XS:Copper
- Ground Zero GZTA 2255X:Black, Silver
Width
- Ground Zero GZPA Reference 2XS:420 mm
- Ground Zero GZTA 2255X:332 mm
Depth
- Ground Zero GZPA Reference 2XS:67.5 mm
- Ground Zero GZTA 2255X:230 mm

Differences highlightedShow differences only

Comparison of Ground Zero GZPA Reference 2XS, Ground Zero GZTA 2255X
22 specifications	A Hama Ground Zero GZPA Reference 2XS View product	B Hama Ground Zero GZTA 2255X View product
Performance5 differ
Peak power per channelDiffers	900 W	600 W
Built-in displayKnown for one	No	Unknown — not stated by the source
RMS power output per channel (2 Ohm)Differs	380 W	250 W
RMS power output per channel (4 Ohm)Differs	200 W	150 W
Bridge-mode power output per channel (4 Ohm)Differs	900 W	600 W
Frequency rangeDiffers	40 - 3000 Hz	5 - 4000 Hz
Phase shiftKnown for one	0 - 180°	Unknown — not stated by the source
Bass boostKnown for one	Unknown — not stated by the source	0 - 12 dB
Subsonic filterKnown for one	Unknown — not stated by the source	Yes
Subsonic filter frequencyKnown for one	Unknown — not stated by the source	5 - 500 Hz
Features1 differ
Product colourDiffers	Copper	Black, Silver
Technical detailsidentical
Bridge functionKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	420 mm	332 mm
DepthDiffers	67.5 mm	230 mm
HeightDiffers	236 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.