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Deal.ai › Compare

CT Sounds CT-2000.1D Monoblock Amp vs Kicker CXA400.1T

Buy the CT-2000.1D if you need big subwoofer power: it is 1-ohm stable and rated at 2000W RMS at 1 ohm, 1200W at 2 ohm and 650W at 4 ohm, with LPF, subsonic filter and bass boost. The Kicker CXA400.1T is a smaller 400W RMS monoblock with preamp outputs and a compact, vertically mountable chassis. CT Sounds owners report it hits hard and meets its CEA ratings, but a few amps arrived damaged in shipping. The Kicker is the safer, simpler match for a single moderate sub.

  • Choose the CT-2000.1D if you are running one or more subwoofers that want serious power and you can wire to 1 or 2 ohms.
  • Choose the Kicker CXA400.1T if you have a single sub in the 300 to 400W range and want a small amp with preamp outputs for daisy-chaining.

Prices

  • CT Sounds CT-2000.1D Monoblock Amp: $249.99 at Amazon (last seen Oct 30)
  • Kicker CXA400.1T: $169.00 at eBay (checked today)
  • Difference: the Kicker CXA400.1T is $80.99 cheaper than the CT Sounds CT-2000.1D Monoblock Amp at the latest prices (Oct 30 and Nov 8)
C
CT-2000.1D 2000 Watts RMS Monoblock Car Amplifier

CT Sounds CT-2000.1D Monoblock Amp

CT-2000.1D 2000 Watts RMS Monoblock Car Amplifier

5(155 ratings)
$249.99at AmazonObserved Oct 30, 2026, 11:36 PM
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Pros
  • Huge power for the size class
  • 1-ohm stable for low-impedance sub builds
  • Subsonic filter protects subs below tuning
  • MOSFET supply and heat design keep it cool
  • Owners say it meets CEA ratings
Cons
  • Long 19-inch chassis needs space
  • No preamp outputs
  • Some units arrived damaged in shipping
  • Needs stout wiring and electrical support at full power
Kicker
Kicker CXA400.1T

Kicker CXA400.1T

$169.00at eBayVerified
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Visit eBay

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Pros
  • Compact footprint
  • Vertical mounting hardware included
  • Preamp outputs for adding another amp
  • Simple setup for a single sub
  • Kicker brand support
Cons
  • 400W RMS limits sub choices
  • No 1-ohm rating
  • No subsonic filter listed
  • 75 dB signal-to-noise is modest

What separates them

CT Sounds CT-2000.1D Monoblock AmpKicker CXA400.1T
RMS power2000W at 1 ohm, 1200W at 2 ohm, 650W at 4 ohm400W RMS, 800W peak
Ohm load stability1-ohm stableNot rated for 1-ohm use
Tuning controlsLow pass filter, subsonic filter, bass boostStandard gain and crossover set, no subsonic filter listed
Preamp outputsNone listedTwo preamp outputs, full-range
Size19 in long, 5.63 in wideAbout 12 in long, 9 in wide, 2-3/8 in tall
MountingFlat chassis onlyVertical mounting hardware included
Signal-to-noiseNot published75 dB
Owner feedbackPraise for output and CEA-rated power; some shipping damageFewer reviews in this listing

Price history

$549.99$199.99
Oct 28Nov 2
  • CT Sounds CT-2000.1D Monoblock Amp: lowest $249.99 on Oct 31 at Amazon; $355.99 on Nov 1.
  • Kicker CXA400.1T: lowest $199.99 on Nov 2 at Target.

Prices at every store

CT Sounds CT-2000.1D Monoblock Amp

  • CT SOUNDSNew

    In stockReturn policy

    $249.99Verified
    Visit CT SOUNDS
  • Platinum High Performance Solutions, LLC.New

    In stockReturn policy

    $249.99Verified
    Visit Platinum High Performance Solutions, LLC.
  • NexolticNew

    In stockReturn policy

    $344.09Verified
    Visit Nexoltic
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $249.99Observed Oct 30, 2026, 11:36 PM
    Visit Amazon
All 8 stores and price history →

Kicker CXA400.1T

  • eBayNew

    In stockSold by mamotors (100% positive, 2,133 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $169.00Free shippingVerified
    Visit eBay
  • TargetNew

    Availability unknown

    $199.99Observed Nov 2, 2026, 10:49 AM
    Visit Target
  • WalmartNew

    Availability unknown

    $199.99Observed Nov 2, 2026, 10:49 AM
    Visit Walmart
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $199.99Observed Nov 2, 2026, 10:49 AM
    Visit Amazon

Also available at

  • eBayCheck price at eBay

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All 5 stores and price history →

Specs compared

SpecCT Sounds CT-2000.1D Monoblock AmpKicker CXA400.1T
Number Of Channels1-channel1
RMS Power Rating650 watts RMS400 W
Unit Count1 Count—
Item Length19 Inches—
RMS Power2000W—
ChannelsMono—
Item Width5.63 Inches—
Country Of OriginUnited States—
ClassClass D—
With Bass ControlYes—
Total Wattage2,000 watts—
Amplifier Class—Class D
Show all 33 specsShow fewer specs
SpecCT Sounds CT-2000.1D Monoblock AmpKicker CXA400.1T
Bridgeable—No
Connection Type—Wired (speaker levels)
Headphone Jack—No
Depth—30.5 cm
Height—2-3/8 in
Width—22.86 cm
Weight—1.03 kg
Audio Outputs—Preamp outputs, Full-range outputs
Number Of Outputs—2 (preamp outputs)
Output Channel Quantity

What reviewers say

CT Sounds CT-2000.1D Monoblock Amp

  • 5 / 5155 ratings

Buyers rate it 5 out of 5 across 155 ratings and describe it as heavy, durable and honest about its wattage. They say it runs cool and pushes subwoofers with ease for the money.

What people mention
  • BuildPraisedOwners describe it as heavy and durable.
  • Power outputPraisedBuyers say the wattage is true and meets CEA-certified ratings.
  • HeatPraisedIt runs cool even when power is jumped to another amp.
  • ValuePraisedBuyers call it great value for the power it delivers.

Questions and answers

Which is better for two subwoofers?
The CT-2000.1D. Its 1-ohm and 2-ohm power ratings give you headroom for a multi-sub setup that the 400W Kicker cannot match.
Which lasts longer?
Both are Class D with protection circuits. The CT Sounds adds high-voltage, low-voltage, over-current and thermal protection, and owners report it holds up. The Kicker runs less stressed at lower power, which helps longevity.
Is the CT-2000.1D worth stepping up to over the Kicker?
Yes if your subs can take more than 400W or you plan to wire below 2 ohms. If you have one modest sub, the Kicker is simpler and easier to fit.
Can I add a second amp with either one?
Only the Kicker has preamp outputs, so it can feed a second amp without a splitter. The CT-2000.1D has no preamp output.
Will the CT-2000.1D fit in a small car?
It is 19 inches long, so measure your mounting space first. The Kicker is shorter and can be mounted vertically.
Do either need a subsonic filter?
The CT-2000.1D has one built in, which matters for ported boxes tuned low. The Kicker does not list one.

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1
Output Types—Preamp outputs
Preamp Output—Yes
Subwoofer Output—Yes
Total Power Output—800 W (Peak)
Output Channels—1
Signal-To-Noise Ratio—75 dB
Total Harmonic Distortion—1% (at rated rms power)
Power Supply Type—DC
With Rechargeable Battery—No
Type—Class D
Design Highlights—Vertical mounting hardware included for another…