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Compare Alpine KTA-450 Power Pack vs Rockford Fosgate Punch PBR400X4D

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Alpine KTA-450 Power Pack
Compact 4-channel car amplifier — 50 watts RMS x 4
  • 100 watts RMS x 2 bridged at 4 ohms
  • Dynamic Peak Power (DPP) technology adds a burst of power when needed
  • PowerStack bracket included for mounting amp behind Alpine iLX-W650 digital multimedia receiver (#500ILXW650)
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Rockford Fosgate Punch PBR400X4D
Compact 4-channel car amplifier — 50 watts RMS x 4
  • dimensions: 6-3/4"W x 1-9/16"H x 4-1/4"D
  • 200 watts RMS x 2 at 4 ohms
  • C.L.E.A.N. gain system includes setup CD and clip lights
   
Condition New Stock New Stock
Performance Alpine KTA-450 Power Pack Rockford Fosgate Punch PBR400X4D
RMS Power Output (Wt x Channels) 50 x 4
50 x 4
Peak Power Output (Wt x Channels) 100 x 4 ---
Power at 2 Ohms (Wt x Channels) 45 x 4 100 x 4
Bridged Power (Wt x Channels) 100 x 2 200 x 2
4 4
2 2
15-50k Hz 20-20k Hz
1% 1%
82 dB 80 dB
14.4v 14.4v
Features Alpine KTA-450 Power Pack Rockford Fosgate Punch PBR400X4D
D D
No 80 Hz
N/A 12dB/oct
Off, 60, 80, 120Hz 60Hz, 80Hz
12 dB/octave 12dB/oct
No No
N/A N/A
No No
20 60
RCA Harness
No No
7 6-3/4
1-3/8 1-9/16
3-9/16 4-5/16
1 Year 1 Year
1 Year 1 Year
  Owner's Manual Owner's Manual
Photos Alpine KTA-450 Power Pack Rockford Fosgate Punch PBR400X4D
Photo: Front
Hands-on Research Hands-on Research
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Adding...
Alpine KTA-450 Power Pack
Compact 4-channel car amplifier — 50 watts RMS x 4
Remove

Adding...
Rockford Fosgate Punch PBR400X4D
Compact 4-channel car amplifier — 50 watts RMS x 4
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