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Klipsch R-121SW 12" Subwoofer vs SVS SB-1000 Pro Subwoofer

The SVS SB-1000 Pro is the stronger subwoofer for most people. It reaches lower (20 Hz vs 28 Hz), has far more amplifier headroom (325 W RMS, 820 W peak vs 200 W), and adds app control with parametric EQ and presets. The Klipsch R-121SW is a ported design that plays louder in the mid-bass and suits buyers who want simple RCA hookup and a bigger cabinet. Owners rate both highly, but the SVS earns slightly higher marks and is the one reviewers call a reference-level value in a compact sealed box.

  • Choose the Klipsch R-121SW if you want a ported sub with simple RCA setup and strong punch for movies in a larger room.
  • Choose the SVS SB-1000 Pro if you want deeper bass, more power and app-based tuning in a smaller sealed cabinet.

Prices

  • Klipsch R-121SW 12" Subwoofer: $389.99 at Best Buy (last seen Nov 4)
  • SVS SB-1000 Pro Subwoofer: $599.00 at Walmart (last seen Nov 10)
  • Difference: the Klipsch R-121SW 12" Subwoofer is $209.01 cheaper than the SVS SB-1000 Pro Subwoofer at the latest prices (Nov 4 and Nov 10)
Klipsch
Klipsch R-121SW 12" Subwoofer

Klipsch R-121SW 12" Subwoofer

4.8(659 ratings)
$389.99at Best BuyChecked Nov 4
See all prices and details
Visit Best Buy
Pros
  • Ported design gives strong output for movie effects
  • Simple RCA hookup with no app needed
  • Scratch-resistant 3/4-inch MDF cabinet with bracing
  • Widely owned, with a large base of owner feedback
Cons
  • Bass rolls off at 28 Hz, so it misses the lowest octave
  • Less amplifier headroom than the SVS
  • No app, EQ or presets
  • Large cabinet takes more floor space
SVS
SVS SB-1000 Pro 12" Driver 820+ Watts Peak Power Sealed Subwoofer

SVS SB-1000 Pro Subwoofer

SVS SB-1000 Pro 12" Driver 820+ Watts Peak Power Sealed Subwoofer

4.9(136 ratings)
$599.00at WalmartChecked Nov 10
See all prices and details
Visit Walmart
Pros
  • Reaches down to 20 Hz for deep home theater bass
  • Sledge amplifier with 325 W RMS and 820 W peak
  • App control with parametric EQ, presets and room gain
  • Compact sealed cabinet, about 26 lb
  • Tighter, more musical bass for two-channel listening
Cons
  • Sealed design gives less mid-bass punch than a ported box
  • App setup adds a step some buyers skip
  • Fewer owner ratings than the Klipsch

What separates them

Klipsch R-121SW 12" SubwooferSVS SB-1000 Pro Subwoofer
Low-frequency extension28 Hz20 Hz
Amplifier power200 W RMS325 W RMS, 820 W peak
EnclosurePorted, front-firing 12-inch wooferSealed, 12-inch high-excursion driver
Tuning and controlLow-pass crossover and phase knobPhone app with 3-band parametric EQ, presets, polarity, room gain
Cabinet size16 x 12 x 20.94 in, taller and deeper13 x 13.5 x 14.76 in, about 26 lb
ConnectivityRCA line inputRCA line input plus Bluetooth app control
Bass characterPorted output, more mid-bass punchSealed, tighter and more controlled
Owner rating4.8 from 659 ratings4.9 from 136 ratings

Price history

$649.00$389.99
Nov 2Nov 10
  • Klipsch R-121SW 12" Subwoofer: lowest $389.99 on Nov 2 at Electronic Express; $649.00 on Nov 10.

Prices at every store

Klipsch R-121SW 12" Subwoofer

  • Best BuyNew

    Availability unknown

    $389.99Checked Nov 4
    Visit Best Buy
  • Electronic ExpressNew

    Availability unknown

    $389.99Checked Nov 2
    Visit Electronic Express
  • Parts ExpressNew

    Availability unknown

    $389.99Checked Nov 2
    Visit Parts Express
  • eBayNew

    Availability unknownSold by naytanr86 (100% positive, 97 ratings)Returns: Set by the eBay seller; the eBay Money Back Guarantee covers an item that doesn't arrive or isn't as described.

    $375.00+ $89.11 shippingChecked Nov 9
    Visit eBay

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All 21 stores and price history →

SVS SB-1000 Pro Subwoofer

  • WalmartNew

    In stockSold by Audio AdviceReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.

    $599.00Free shippingChecked Nov 10
    Visit Walmart
Prices and history →

Specs compared

SpecKlipsch R-121SW 12" SubwooferSVS SB-1000 Pro Subwoofer
ColorBlackGray
Height12 in high13.5
Depth20.94 in deep14.76
Width16 in wide13.0
Amplification TypePassive—
Enclosure TypePorted—
RMS Power Rating200 watts RMS—
Size12 inches diameter—
WirelessYes—
Special PurposeSubwoofer—
Subwoofer TypePowered—
Dolby Atmos EnabledYes—
Show all 37 specsShow fewer specs
SpecKlipsch R-121SW 12" SubwooferSVS SB-1000 Pro Subwoofer
ConnectivityRCA—
Max Wattage200 W—
frequency response28-120 Hz—
actual_color—Premium Black Ash
Cabinet size—13” cabinet
DSP resolution—50MHz
Low frequency extension—20Hz
Speaker Output (RMS) (W)—325.0
Connections—RCA (Line)
Subwoofer Elements Size

What reviewers say

Klipsch R-121SW 12" Subwoofer

  • 4.8 / 5659 ratings

Rated 4.8 out of 5 from 659 ratings, buyers are largely satisfied. Most praise centers on the bass output and the build of the cabinet. The recurring complaint is the size of the cabinet in smaller rooms.

What people mention
  • Bass outputPraisedOwners say it delivers deep, room-filling bass for the class.
  • BuildPraisedReviewers describe the cabinet as solid with minimal rattle.
  • SizeMixedSome owners find the ported cabinet bulky for small rooms.
  • SetupMixedWiring is simple, but tuning depends on the receiver's crossover and level controls.

SVS SB-1000 Pro Subwoofer

  • 4.9 / 5136 ratings

Owners rate it very highly, with 4.9 out of 5 across 136 ratings. Most praise the deep, controlled bass from such a small cabinet and the convenience of the app.

What people mention
  • Bass depthPraisedOwners say it reaches deep and stays controlled in a small cabinet.
  • MusicalityPraisedListeners describe tight, accurate bass that works well with music, not just movies.
  • App controlPraisedUsers like adjusting volume, crossover and EQ from their seat.
  • Output limitsMixed

Questions and answers

Which is better for movies?
The SVS SB-1000 Pro. Its 20 Hz extension and extra amplifier power dig deeper into LFE tracks. The Klipsch plays punchy mid-bass but rolls off at 28 Hz.
Which is better for music?
The SVS, for most listeners. Its sealed cabinet and DSP tuning give tighter, more controlled bass. The Klipsch ported box can sound fuller in the mid-bass.
Which lasts longer?
Both use robust MDF cabinets and digital amplifiers, so neither has a clear durability edge. The SVS adds app-controlled DSP, which is one more part to rely on.
Is the SVS worth stepping up to over the Klipsch?
Yes for most buyers. You get lower extension, more power and app EQ in a smaller box. Pick the Klipsch if you want simple setup and a ported sound.
Do I need the app on the SVS?
No. You can set it up with the rear panel controls. The app makes crossover, EQ and preset changes easier from your seat.
Will either fill a large room?
The Klipsch's ported output helps in a big room, but the SVS has more amplifier headroom. For very large spaces, consider a bigger sub or a second unit.

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More comparisons

  • SVS PB-2000 Pro vs Klipsch R-121SW 12" Subwoofer
  • SVS PB-2000 Pro vs SVS SB-1000 Pro 12" Driver 820+ Watts Peak Power Sealed Subwoofer
  • Klipsch R-121SW 12" Subwoofer vs Monoprice 12-inch Powered Subwoofer
  • Monoprice 12-inch Powered Subwoofer vs SVS SB-1000 Pro 12" Driver 820+ Watts Peak Power Sealed Subwoofer

Buying guides that pick them

  • Best 12-inch subwoofers
—
12.0
Bluetooth—No, Yes
Wi-Fi—No
App Control—Yes
NFC—No
Frequency Response (min) (Hz)—20.0
Frequency Response (max) (Hz)—270.0
Chromecast for Audio—No
No. of Speakers (pcs)—1
Speaker Output (max peak) (W)—820.0
AirPlay—No
Type of Amplifier—D
Spotify Connect—No
Physical Buttons—Volume
AirPlay 2—No
Weight (lb)—26.235
Some note a sealed box gives less very-low output than a ported sub of similar size.