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Product comparison · 2 car subwoofers

Hama Ground Zero GZTB 200XACT vs Kenwood KFC-PS2517W Subwoofer driver

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  • 10specifications compared
  • 8differ
  • 2identical
  • 23known for one product only

Key differences

The Kenwood KFC-PS2517W Subwoofer driver has 330 W more subwoofer RMS power than the Hama Ground Zero GZTB 200XACT (400 W vs 70 W). The Kenwood KFC-PS2517W Subwoofer driver has 1,180 W more subwoofer peak power than the Hama Ground Zero GZTB 200XACT (1300 W vs 120 W). The Hama Ground Zero GZTB 200XACT has 73 mm more width than the Kenwood KFC-PS2517W Subwoofer driver (348 mm vs 275 mm). Product type: Pre-loaded subwoofer on the Hama Ground Zero GZTB 200XACT, Subwoofer driver on the Kenwood KFC-PS2517W Subwoofer driver. Subwoofer frequency range: 20 - 200 Hz on the Hama Ground Zero GZTB 200XACT, 33 - 300 Hz on the Kenwood KFC-PS2517W Subwoofer driver.

  • Product type
    • Pre-loaded subwoofer
    • Subwoofer driver
  • Subwoofer RMS power
    • 70 W
    • 400 W
  • Subwoofer frequency range
    • 20 - 200 Hz
    • 33 - 300 Hz
  • Subwoofer peak power
    • 120 W
    • 1300 W
  • Magnet type
    • Neotitanium
    • Ferrite
  • Width
    • 348 mm
    • 275 mm
  • Depth
    • 265 mm
    • 142.2 mm
  • Height
    • 76 mm
    • 275 mm

Side by side

Differences highlightedShow differences only
33 specifications
A

Hama

Ground Zero GZTB 200XACTView product
B

Kenwood

KFC-PS2517W Subwoofer driver

Model KFC-PS2517W

View product
Subwoofer4 differ
Product typeDiffersPre-loaded subwooferSubwoofer driver
Subwoofer typeActive subwooferActive subwoofer
Subwoofer RMS powerDiffers70 W400 W
Subwoofer frequency rangeDiffers20 - 200 Hz33 - 300 Hz
Subwoofer peak powerDiffers120 W1300 W
Subwoofer sensitivityKnown for one85 dB
Subwoofer impedanceKnown for one4 Ω
Number of driversKnown for one1
Subwoofer driver diameterKnown for one20 cm
Enclosure typeKnown for oneEnclosed
Technical details1 differ
Voice coil diameterKnown for one5 cm
Product colourBlackBlack
Displacement volumeKnown for one0.9 cm³
Driver unitKnown for one25 cm
Effective piston area (Sd)Known for one0.0512 cm²
Electrical Q-factor (Qes)Known for one0.554
Force factor (Bl)Known for one13.2
Magnet typeDiffersNeotitaniumFerrite
Mechanical Q-factor (Qms)Known for one6.95
Moving mass (Mms)Known for one124 g
Peak excursion (Xmax)Known for one5.9 mm
Total Q-factor (Qts)Known for one0.513
Volume Acoustic Compliance (VAS)Known for one31.9 L
Phase controlKnown for oneYes
Remotely operatedKnown for oneYes
Weight & dimensions3 differ
WidthDiffers348 mm275 mm
DepthDiffers265 mm142.2 mm
HeightDiffers76 mm275 mm
WeightKnown for one4 kg
Cutout diameterKnown for one23 cm
Mounting depthKnown for one12.4 cm
Ports & interfacesidentical
InterfaceKnown for oneRCA
Materialidentical
Housing materialKnown for oneTitanium

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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