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Product comparison
Frequently Compared Car Amplifiers

Current Item

Adding...
Rockford Fosgate Punch P500X2
2-channel car amplifier — 150 watts RMS x 2
Temporarily out of stock
11 reviews
$299.99
  • 500 watts RMS x 1 at 4 ohms
  • C.L.E.A.N. gain system includes setup CD and clip lights
  • variable PEQ2 bass/treble boost
Remove

Adding...
Pioneer GM-A5702
2-channel car amplifier — 150 watts RMS x 2
In stock
17 reviews

$149.99 -$20.00 Price break

$129.99
  • 480 watts RMS x 1 bridged
  • variable low-pass filter
  • preamp and speaker-level inputs
Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
  • dimensions: 7-7/8"W x 1-1/2"H x 2-9/16"D
  • compact amplifier for Alpine in-dash receivers
Remove

Adding...
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)
       
Condition New Stock New Stock New Stock New Stock
Performance Rockford Fosgate Punch P500X2 Pioneer GM-A5702 Alpine KTP-445A Power Pack Alpine KTA-450 Power Pack
RMS Power Output (Wt x Channels) 150 x 2
150 x 2
45 x 4
50 x 4
Peak Power Output (Wt x Channels) N/A --- 90 x 4 100 x 4
Power at 2 Ohms (Wt x Channels) 250 x 2 240 x 2 N/A 45 x 4
Bridged Power (Wt x Channels) 500 x 1 480 x 1 N/A 100 x 2
4 4 N/A 4
2 2 2 2
20-20k Hz 10-70k Hz 20-20k Hz 15-50k Hz
1% 1% 1% 1%
85 dB 75 dB 84 dB 82 dB
14.4v 14.4v 14.4v 14.4v
Features Rockford Fosgate Punch P500X2 Pioneer GM-A5702 Alpine KTP-445A Power Pack Alpine KTA-450 Power Pack
AB AB D D
50-250 Hz 40-500 Hz N/A No
12 dB/octave 12 dB/octave N/A N/A
50-250 Hz N/A N/A Off, 60, 80, 120Hz
12 dB/octave N/A N/A 12 dB/octave
0-18 dB 0, +6, +12 dB No No
45 Hz 50 Hz N/A N/A
No No No No
80 60 15 20
RCA Harness Harness RCA
1 pair No No No
13-3/8 14 7-7/8 7
2-7/16 2-3/8 1-1/2 1-3/8
8-13/16 8-9/16 2-9/16 3-9/16
1 Year 1 Year 1 Year 1 Year
1 Year 1 Year 1 Year 1 Year
  Owner's Manual Owner's Manual Owner's Manual Owner's Manual
Photos Rockford Fosgate Punch P500X2 Pioneer GM-A5702 Alpine KTP-445A Power Pack Alpine KTA-450 Power Pack
Photo: Front
Hands-on Research Hands-on Research Hands-on Research Hands-on Research
Remove

Adding...
Rockford Fosgate Punch P500X2
2-channel car amplifier — 150 watts RMS x 2
Temporarily out of stock
11 reviews
$299.99
Remove

Adding...
Pioneer GM-A5702
2-channel car amplifier — 150 watts RMS x 2
In stock
17 reviews

$149.99 -$20.00 Price break

$129.99
Remove

Adding...
Top Seller
Alpine KTP-445A Power Pack
Compact upgrade amplifier for your Alpine receiver — 45 watts RMS x 4
Remove

Adding...
Alpine KTA-450 Power Pack
Compact 4-channel car amplifier — 50 watts RMS x 4
TOP