Product comparison · 2 car subwoofers

Hama GZRB 2.250SPL vs JBL GT-12BP car subwoofer Pre-loaded subwoofer

8specifications compared
6differ
2identical
8known for one product only

Key differences

The Hama GZRB 2.250SPL has 1,300 W more subwoofer RMS power than the JBL GT-12BP car subwoofer Pre-loaded subwoofer (1600 W vs 300 W). The Hama GZRB 2.250SPL has 4 Ω more subwoofer impedance than the JBL GT-12BP car subwoofer Pre-loaded subwoofer (8 Ω vs 4 Ω). The JBL GT-12BP car subwoofer Pre-loaded subwoofer has 5 cm more subwoofer driver diameter than the Hama GZRB 2.250SPL (30 cm vs 25 cm).

Subwoofer RMS power
- GZRB 2.250SPL:1600 W
- GT-12BP car subwoofer Pre-loaded subwoofer:300 W
Subwoofer impedance
- GZRB 2.250SPL:8 Ω
- GT-12BP car subwoofer Pre-loaded subwoofer:4 Ω
Subwoofer driver diameter
- GZRB 2.250SPL:25 cm
- GT-12BP car subwoofer Pre-loaded subwoofer:30 cm
Width
- GZRB 2.250SPL:700 mm
- GT-12BP car subwoofer Pre-loaded subwoofer:475 mm
Depth
- GZRB 2.250SPL:330 mm
- GT-12BP car subwoofer Pre-loaded subwoofer:412 mm
Height
- GZRB 2.250SPL:480 mm
- GT-12BP car subwoofer Pre-loaded subwoofer:390 mm

Side by side

Differences highlightedShow differences only

Comparison of GZRB 2.250SPL, GT-12BP
16 specifications	A Hama GZRB 2.250SPL View product	B JBL GT-12BP car subwoofer Pre-loaded subwoofer Model GT-12BP View product
Subwoofer3 differ
Product type	Pre-loaded subwoofer	Pre-loaded subwoofer
Subwoofer type	Passive subwoofer	Passive subwoofer
Subwoofer RMS powerDiffers	1600 W	300 W
Subwoofer impedanceDiffers	8 Ω	4 Ω
Subwoofer driver diameterDiffers	25 cm	30 cm
Enclosure typeKnown for one	Bandpass	Unknown — not stated by the source
Subwoofer frequency rangeKnown for one	Unknown — not stated by the source	45 - 130 Hz
Subwoofer peak powerKnown for one	Unknown — not stated by the source	1200 W
Subwoofer sensitivityKnown for one	Unknown — not stated by the source	93 dB
Subwoofer driver diameter (imperial)Known for one	Unknown — not stated by the source	30.5 cm (12")
Technical detailsidentical
Product colourKnown for one	Black	Unknown — not stated by the source
BacklightKnown for one	Yes	Unknown — not stated by the source
Materialidentical
Housing materialKnown for one	Aluminium, MDF	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	700 mm	475 mm
DepthDiffers	330 mm	412 mm
HeightDiffers	480 mm	390 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.

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