Product comparison · 2 car audio amplifiers

JBL Concert A704 vs JBL STAGEA9004 car audio amplifier

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  • 5specifications compared
  • 3differ
  • 2identical
  • 27known for one product only

Key differences

  • RMS output power (max)
    • Concert A704:1000 W
    • STAGEA9004 car audio amplifier:880 W
  • Output impedance
    • Concert A704:2 Ω
    • STAGEA9004 car audio amplifier:4 Ω
  • Signal-to-Noise Ratio (SNR)
    • Concert A704:85 dB
    • STAGEA9004 car audio amplifier:75 dB

Side by side

Differences highlightedShow differences only (on)
Comparison of Concert A704, STAGEA9004
32 specifications
Performance3 differ
Amplifier classKnown for oneUnknown — not stated by the sourceD
RMS output power (max)Differs1000 W880 W
High pass filterKnown for oneUnknown — not stated by the sourceYes
Low pass filterKnown for oneUnknown — not stated by the sourceYes
Output impedanceDiffers2 Ω4 Ω
Total Harmonic Distortion (THD)Known for oneUnknown — not stated by the source1%
RMS power output per channel (2 Ohm)Known for oneUnknown — not stated by the source110 W
RMS power output per channel (4 Ohm)Known for oneUnknown — not stated by the source90 W
Input sensitivityKnown for oneUnknown — not stated by the source500 mV
Bridged output power (max)Known for oneUnknown — not stated by the source220 W
High pass filter rangeKnown for oneUnknown — not stated by the source32 - 320 Hz
Low pass filter rangeKnown for oneUnknown — not stated by the source32 - 320 Hz
High level inputsKnown for oneUnknown — not stated by the sourceYes
FuseKnown for oneUnknown — not stated by the source20 A
LED indicatorsKnown for oneUnknown — not stated by the sourceYes
Signal-to-Noise Ratio (SNR)Differs85 dB75 dB
Number of amplifier channelsKnown for one4 channelsUnknown — not stated by the source
Peak power per channelKnown for one100 WUnknown — not stated by the source
Technical detailsidentical
EqualizerKnown for oneUnknown — not stated by the sourceYes
Bass adjustmentKnown for oneUnknown — not stated by the sourceYes
Gain adjustmentKnown for oneUnknown — not stated by the sourceRotary
Compliance certificatesKnown for oneUnknown — not stated by the sourceCE
Sustainability complianceKnown for oneUnknown — not stated by the sourceYes
Poweridentical
Power protection featuresKnown for oneUnknown — not stated by the sourceDC offset, Over current, Over voltage, Overheating, Under voltage
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source145 mm
DepthKnown for oneUnknown — not stated by the source268.6 mm
HeightKnown for oneUnknown — not stated by the source50 mm
WeightKnown for oneUnknown — not stated by the source1.81 kg
Packaging contentidentical
Cables includedKnown for oneUnknown — not stated by the source8-pin High-level cable
Quick start guideKnown for oneUnknown — not stated by the sourceYes

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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