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  1. Home
  2. Definitive Technology Speakers
  3. Powered Subwoofers
  4. Definitive Technology ProSub 800
Definitive Technology ProSub 800 Subwoofer Review
Definitive ProSub 800 - Front View

Compare To

Main Features

  • 8" Polymer Woofer
  • 300 watts RMS Output
  • 20-150 Hz Frequency Response
  • Weight: 26.00 lbs / 11.82kg
  • Dimensions (H x W x D): 12-7/8" x 10-5/16" x 16-5/8"
MSRP: $399 (list price)
Check price atAmazon›
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Definitive ProSub 800 Subwoofer Review
Definitive ProSub 800 Definitive ProSub 80...
Check price atAmazon›

Made by Definitive Technology · United States · since 1990 · sold through dealers

ProSub 800 is a Passive Radiator type Powered Subwoofer by Definitive Technology with a frequency range of 20-150 Hz. It was released in 2005. It features 1 x 8" Polymer Woofer, and powered by a 300 watts amplifier.

ProSub 800 is a member of Definitive Technology's ProSub series of Powered subwoofers. The ProSub range are Definitive Technology's compact powered subwoofers. Below you can see the main specs of these subwoofers as well as review and comparison links.

Definitive Technology ProSub Series Subwoofers
Model Frequency Woofer Amp Power Weight
Definitive ProSub 1000
Compare
18-150 Hz 10" 300 watts 14.09kg
Definitive ProSub 800
20-150 Hz 8" 300 watts 11.82kg

Frequency Response

Where should the crossover go? →  ·  What will your room do to this bass? →

Definitive ProSub 800 has a Frequency response range of 20-150 Hz. Thanks to its 1 x 8-inch driver and 300 watts RMS amplifier, the ProSub 800 can go as low as 20 Hz which means you can get a Full range (20Hz-20kHz) listening experience when coupled with almost any loudspeaker in the market.

Here we have a comparison of how ProSub 800's Low and High frequency values compare with the average, max and min Low and High frequency values in its class.
Low Frequency
Powered Subwoofers
Definitive ProSub 800
Min
Average
Max
High Frequency
Subwoofer Speakers
Definitive ProSub 800
Min
Average
Max

Among all subwoofers in our database priced under $500, these are the 3 Powered Subwoofer models that can reach deeper bass levels than the Definitive ProSub 800's 20Hz:

  • OSD Nero DueVoce DualX8 with Low Frequency of 17 Hz (Compare w/ ProSub 800)
  • Definitive ProSub 1000 with Low Frequency of 18 Hz (Compare w/ ProSub 800)
  • SVS PB-1000 with Low Frequency of 19 Hz (Compare w/ ProSub 800)

Low-Pass Crossover

Definitive ProSub 800 has a variable Low-pass filter (LFP) which lets you choose a frequency level between 40-150 Hz in order to block any frequencies above that point from reaching the amplifier.

Inputs and Outputs

  • PreampLevel Inputs: Mono-RCA/LFE
  • SpeakerLevel Inputs: Yes
  • SpeakerLevel Outputs: Yes
  • Wireless: Yes

Definitive ProSub 800 External Dimensions and Weight

Definitive ProSub 800 has external dimensions of (Height x Width x Depth) 12-7/8 x 10-5/16 x 16-5/8inch (328.0 x 262.0 x 423.0mm ).

Base Surface Area
Base surface area of a loudspeaker may become a determining factor when the space in your room or desk is limited. The base area of Definitive ProSub 800 is approximately 1108.3cm2 / 171.8inch2.

To get a better perspective on the real life size of Definitive ProSub 800, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

Definitive ProSub 800 Real Life Body Size Comparison
Definitive ProSub 800 Speaker Size Compared to a Compact Disc

Here we place the Definitive ProSub 800 virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.

Definitive ProSub 800 placed next to a Media Stand
Definitive ProSub 800 Subwoofer next to a Media Stand

Find speakers that fit your shelf or alcove →

Weight

The Definitive ProSub 800 weighs 11.82kg / 26lbs. Weight of a subwoofer is an important factor when you need to move and reposition the unit often to find the optimal positioning, also known as 'Subwoofer Crawling'. Here is a comparison of how ProSub 800's weight compares with the average, max and min weights in its class.

Weight
All Subwoofer Speakers
Definitive ProSub 800
Min
Average
Median
Weight
Subwoofer Speakers under $500
Definitive ProSub 800
Min
Average
Max

Cabinet type and Materials

Definitive ProSub 800 has a Passive Radiator type cabinet.

Port Position

Definitive ProSub 800 is a front-firing port speaker, which gives you more flexibility compared to rear firing speakers when you need to place it close against a wall or other surfaces.

Does the Definitive ProSub 800 come with a Grille?

ProSub 800 comes with grilles. The purpose of the grille is to protect the delicate driver elements from external impacts while still allowing the sound to pass as clearly as possible.

What's in the Box of Definitive ProSub 800?

Here are the items that are included inside the box of ProSub 800:
  • 8-inch Powered subwoofer
  • Detachable grille (installed)
  • 7-feet AC power cord
  • Owners Manual
  • Online Product Registration card

Recommended Accessories

Here is a list of accessories that we think you may need for the Definitive Technology ProSub 800.

  • Vibration Isolators: IsoAcoustics isolators are our favorite isolators but you may find more affordable options too.
  • Acoustic Panels and Treatments: Your room is as important as your stereo equipment so acoustic treatments goes a long way in improving the overall performance.

Warranty

3 Years of parts warranty and 3 Years of labor warranty is generally provided by the manufacturer.

Definitive ProSub 800 Detailed Specifications

General
BrandDefinitive Technology
Full Model NameDefinitive Technology ProSub 800
TypePowered Subwoofer
Release Date2005
Frequency Response20-150 Hz
Enclosure TypePassive Radiator
EnclosurePassive Radiator
Firing DirectionFront
Port Positionfront
Amplifier & Driver
Power (RMS)300 watts
Woofer8-inch Polymer

Controls & Connections
Low-pass Crossover40-150 Hz
Phase ControlNo
WirelessNo
Line-level InputsMono-RCA/LFE
Speaker-level InputsYes
Speaker-level OutputsYes
Physical
Dimensions (HxWxD)12-7/8" x 10-5/16" x 16-5/8" (328.0 x 262.0 x 423.0mm)
Weight11.82 kg (26 lbs)
GrilleYes
Mounting BracketNo
Parts Warranty3 Years
Labor Warranty3 Years
Definitive Technology ProSub 800 Alternatives in Powered Subwoofer Speakers
Model Frequency Woofer Amp Power Dimensions
Polk Monitor XT12
Compare
24-160 Hz 12" 50 watts 16-7/16inch x 16-1/16inch x 19-1/16inch
SVS SB-1000 Pro
Compare
20-270 Hz 12" 325 watts 13-1/2inch x 13inch x 15-13/16inch
B&W DB4S
Compare
10-350 Hz 10" 1000 watts 14-3/4 x 14-1/4 x 17-1/16inch
Klipsch R-121SW
Compare
28-120 Hz 12" 200 watts 16-5/8inch x 16inch x 20-15/16inch
Klipsch R-101SW
Compare
30-160 Hz 10" 150 watts 14-9/16inch x 14-1/16inch x 20-13/16inch
Klipsch RP-1200SW
Compare
17-138 Hz 12" 400 watts 18-15/16inch x 17inch x 25-15/16inch
KEF KC62
Compare
11-200 Hz 6.5" 1000 watts 9-5/8inch x 10-1/8inch x 11-1/16inch
Klipsch R-100SW
Compare
32-120 Hz 10" 150 watts 14-5/8 x 12-9/16 x 18-1/16inch
Wharfedale SW-15
Compare
30-120 Hz 15" 400 watts 22-7/16inch x 19-3/8inch x 24-3/16inch
Klipsch SPL-100
Compare
27-125 Hz 10" 200 watts 16-7/16 x 14-1/16 x 18-13/16inch
B&W ASW610
Compare
27-140 Hz 10" 200 watts 12-5/8 x 12-1/4 x 15-1/2inch
KEF KUBE 8b
Compare
34-140 Hz 8" 300 watts 11-9/16 x 11-5/8 x 13-5/16inch
KEF KUBE 10b
Compare
24-140 Hz 10" 300 watts 14-5/8 x 14 x 15-5/8inch
B&W ASW608
Compare
32-140 Hz 8" 200 watts 10-11/16 x 10-1/4 x 13-3/4inch
JBL Stage A120P
Compare
32-150 Hz 12" 250 watts 16-5/16 x 15-7/16 x 18-11/16inch
Klipsch SPL-120
Compare
24-125 Hz 12" 300 watts 17-11/16 x 14-3/4 x 21-1/4inch
Frequently Asked Questions about Definitive Technology ProSub 800

How low can the Definitive ProSub 800 go?

The Definitive ProSub 800 has a frequency response of 20-150 Hz. Reaching down to 20Hz, it covers the full range of audible low bass.

How much power does the Definitive ProSub 800 have?

The Definitive ProSub 800 has a built-in 300-watt RMS amplifier.

Is the Definitive ProSub 800 sealed or ported?

The Definitive ProSub 800 uses a Passive Radiator enclosure. Ported (bass-reflex) designs use a tuned vent to move more air, giving deeper, louder output for the same driver, which suits home theater.

What driver does the Definitive ProSub 800 use?

The Definitive ProSub 800 has a 8-inch Polymer driver.

Does the Definitive ProSub 800 have app control or room correction?

Yes. The Definitive ProSub 800 offers an adjustable low-pass crossover (40-150 Hz), letting you dial the sub into your room and blend it with your speakers.

How do you connect the Definitive ProSub 800?

The Definitive ProSub 800 connects via line-level Mono-RCA/LFE and speaker-level Yes inputs.

How big and heavy is the Definitive ProSub 800?

The Definitive ProSub 800 weighs 11.82kg / 26lbs and measures 12-7/8" x 10-5/16" x 16-5/8" (HxWxD).

How much does the Definitive ProSub 800 cost?

The Definitive ProSub 800 has a manufacturer's list price (MSRP) of $399.

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