Product comparison · 2 car subwoofers

Hama GZRB 250BPX vs JVC CS-BW120 Pre-loaded subwoofer

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  • 10specifications compared
  • 7differ
  • 3identical
  • 16known for one product only

Key differences

The Hama GZRB 250BPX has 250 W more subwoofer RMS power than the JVC CS-BW120 Pre-loaded subwoofer (400 W vs 150 W). The JVC CS-BW120 Pre-loaded subwoofer has 5 cm more subwoofer driver diameter than the Hama GZRB 250BPX (30 cm vs 25 cm). The JVC CS-BW120 Pre-loaded subwoofer has 36 mm more width than the Hama GZRB 250BPX (486 mm vs 450 mm). Enclosure type: Bandpass on the Hama GZRB 250BPX, Enclosed on the JVC CS-BW120 Pre-loaded subwoofer. Housing material: MDF, Wool on the Hama GZRB 250BPX, Acrylonitrile butadiene styrene (ABS) on the JVC CS-BW120 Pre-loaded subwoofer.

  • Subwoofer RMS power
    • GZRB 250BPX:400 W
    • CS-BW120 Pre-loaded subwoofer:150 W
  • Subwoofer driver diameter
    • GZRB 250BPX:25 cm
    • CS-BW120 Pre-loaded subwoofer:30 cm
  • Enclosure type
    • GZRB 250BPX:Bandpass
    • CS-BW120 Pre-loaded subwoofer:Enclosed
  • Width
    • GZRB 250BPX:450 mm
    • CS-BW120 Pre-loaded subwoofer:486 mm
  • Depth
    • GZRB 250BPX:340 mm
    • CS-BW120 Pre-loaded subwoofer:269 mm
  • Height
    • GZRB 250BPX:440 mm
    • CS-BW120 Pre-loaded subwoofer:342 mm

Side by side

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Comparison of GZRB 250BPX, CS-BW120
26 specifications
Subwoofer3 differ
Product typePre-loaded subwooferPre-loaded subwoofer
Subwoofer RMS powerDiffers400 W150 W
Subwoofer frequency rangeKnown for oneUnknown — not stated by the source37 - 2500 Hz
Subwoofer peak powerKnown for oneUnknown — not stated by the source1300 W
Subwoofer sensitivityKnown for oneUnknown — not stated by the source87 dB
Subwoofer impedanceKnown for oneUnknown — not stated by the source4 Ω
Subwoofer driver diameter (imperial)Known for oneUnknown — not stated by the source30.5 cm (12")
Subwoofer driver diameterDiffers25 cm30 cm
Enclosure typeDiffersBandpassEnclosed
Subwoofer typeKnown for onePassive subwooferUnknown — not stated by the source
Technical detailsidentical
Product colourBlackBlack
Bass reflexKnown for oneUnknown — not stated by the sourceYes
Impedance4 Ω4 Ω
Magnet typeKnown for oneUnknown — not stated by the sourceFerrite
Magnet weightKnown for oneUnknown — not stated by the source605 g
Peak powerKnown for oneUnknown — not stated by the source1300 W
BacklightKnown for oneYesUnknown — not stated by the source
Ports & interfacesidentical
InterfaceKnown for oneUnknown — not stated by the sourceTerminal
Material1 differ
Housing materialDiffersMDF, WoolAcrylonitrile butadiene styrene (ABS)
Subwoofer driver diaphragm materialKnown for oneUnknown — not stated by the sourcePolypropylene
Weight & dimensions3 differ
WidthDiffers450 mm486 mm
DepthDiffers340 mm269 mm
HeightDiffers440 mm342 mm
WeightKnown for oneUnknown — not stated by the source8.5 kg
Mounting depthKnown for oneUnknown — not stated by the source12.8 cm
VolumeKnown for one39 LUnknown — 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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