Product comparison · 2 car subwoofers

Hama GZRB 250BPX vs JVC CW-DR120 Subwoofer driver

5specifications compared
4differ
1identical
21known for one product only

Key differences

The Hama GZRB 250BPX has 100 W more subwoofer RMS power than the JVC CW-DR120 Subwoofer driver (400 W vs 300 W). The JVC CW-DR120 Subwoofer driver has 5 cm more subwoofer driver diameter than the Hama GZRB 250BPX (30 cm vs 25 cm). Product type: Pre-loaded subwoofer on the Hama GZRB 250BPX, Subwoofer driver on the JVC CW-DR120 Subwoofer driver.

Product type
- GZRB 250BPX:Pre-loaded subwoofer
- CW-DR120 Subwoofer driver:Subwoofer driver
Subwoofer RMS power
- GZRB 250BPX:400 W
- CW-DR120 Subwoofer driver:300 W
Subwoofer driver diameter
- GZRB 250BPX:25 cm
- CW-DR120 Subwoofer driver:30 cm

Side by side

Differences highlightedShow differences only

Comparison of GZRB 250BPX, CW-DR120
26 specifications	A Hama GZRB 250BPX View product	B JVC CW-DR120 Subwoofer driver Model CW-DR120 View product
Subwoofer3 differ
Product typeDiffers	Pre-loaded subwoofer	Subwoofer driver
Subwoofer type	Passive subwoofer	Passive subwoofer
Subwoofer RMS powerDiffers	400 W	300 W
Subwoofer frequency rangeKnown for one	Unknown — not stated by the source	25 - 2500 Hz
Subwoofer peak powerKnown for one	Unknown — not stated by the source	1800 W
Subwoofer sensitivityKnown for one	Unknown — not stated by the source	87.5 dB
Subwoofer impedanceKnown for one	Unknown — not stated by the source	4 Ω
Number of driversKnown for one	Unknown — not stated by the source	1
Subwoofer driver diameter (imperial)Known for one	Unknown — not stated by the source	30.5 cm (12")
Subwoofer driver diameterDiffers	25 cm	30 cm
Enclosure typeKnown for one	Bandpass	Unknown — not stated by the source
Technical detailsidentical
Magnet typeKnown for one	Unknown — not stated by the source	Ferrite
Magnet weightKnown for one	Unknown — not stated by the source	1.11 kg
Magnetically shieldedKnown for one	Unknown — not stated by the source	Yes
Installation compartment depthKnown for one	Unknown — not stated by the source	13.7 cm
Product colourKnown for one	Black	Unknown — not stated by the source
BacklightKnown for one	Yes	Unknown — not stated by the source
ImpedanceKnown for one	4 Ω	Unknown — not stated by the source
Ports & interfacesidentical
InterfaceKnown for one	Unknown — not stated by the source	Terminal
Material1 differ
Housing materialDiffers	MDF, Wool	Acrylonitrile butadiene styrene (ABS), SPCC
Subwoofer driver diaphragm materialKnown for one	Unknown — not stated by the source	Paper
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	3.7 kg
WidthKnown for one	450 mm	Unknown — not stated by the source
DepthKnown for one	340 mm	Unknown — not stated by the source
HeightKnown for one	440 mm	Unknown — not stated by the source
VolumeKnown for one	39 L	Unknown — not stated by the source

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.

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