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  1. Home
  2. Q Acoustics Speakers
  3. Passive Floor-standing Speakers
  4. Q Acoustics 3050c
Q Acoustics 3050c Review
Q Acoustics 3050c - Front View

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Main Features

  • 0.9" decoupled Tweeter
  • 2 x 5.5" Coated paper Woofer
  • 42-30k Hz Frequency Response
  • 90 dB Sensitivity
  • Impedance: 6ohms
  • Power Range: 25-150 watts
  • Weight: 39.40 lbs / 17.91 kg
  • Dimensions(HxWxD): 40.2"x12.4"x12.4" / 1020 x 315 x 316 mm
MSRP: $599 (list price)
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Q Acoustics 3050c Review
Q Acoustics 3050c Q Acoustics 3050c
Check price atAmazon›

Made by Q Acoustics · United Kingdom · since 2006 · sold through dealers

Q Acoustics 3050c is a 2-way Passive Bass Reflex Floor-standing speaker by Q Acoustics. It was released in August 2024. It features a 0.9" decoupled Tweeter and 2 x 5.5" Coated paper Woofer. The speaker has a frequency range of 42-30k Hz and a sensitivity of 90 dB. Q Acoustics 3050c has an MSRP of 1199$ per pair but can often be found around 1198$ per pair.

Room Size Suitability

The size of the room where you plan to use the Q Acoustics 3050c is a crucial factor in your decision. We have assessed its suitability for various room sizes based on its dimensions and maximum power output:

Listening Environment* Suitability
Near-fieldBad
Small RoomPoor
Mid-size RoomGood
Large RoomGood
Very Large RoomPoor

(* Approximate Room sizes: Small < 100sq. ft / 9 m2, Mid-size: 100-220 sq. ft / 9-20 m2, Large 220-400 sq. ft / 20-36 m2, Very Large: > 400 sq. ft / 36 m2. Average Floor Height: 9" / 2.7m. Typical room sizes differ from country to country, and the actual listening experience changes depending on floor height, room shape, surface materials, listening position, speaker locations, etc.)

Q Acoustics's 3000c Series of Loudspeakers

3050c is a member of Q Acoustics's 3000c series of Passive speakers. The 3000c range is Q Acoustics' latest affordable line, updating the popular 3000 series with new drivers. Below you can see the main specs of these speakers.

See all 6 Q Acoustics 3000c models compared »

Q Acoustics 3000c Series Speakers
Model Frequency SensitivityImpedance Woofer
Q Acoustics 3050c
42-30k Hz 90 dB6Ω 2 x 5.5"
Q Acoustics 3010c
Compare
60-30k Hz 85 dB6Ω 1 x 4"
Q Acoustics 3030c
Compare
48-30k Hz 86.5 dB6Ω 1 x 5.5"
Q Acoustics 3020c
Compare
60-30k Hz 87 dB6Ω 1 x 4.74"
Q Acoustics 3090c
Compare
68-30k Hz 92 dB6Ω 2 x 4"
Q Acoustics 3040c
Compare
43-30k Hz 88 dB6Ω 2 x 4.75"
Q Acoustics 3000c Series Speakers
Q Acoustics 3000c Series Speakers


**This post contains affiliate links, and we will be compensated if you make a purchase after clicking through our links. As an Amazon Associate I earn from qualifying purchases.

Frequency Response of the Q Acoustics 3050c Speaker

Q Acoustics 3050c has a Frequency response range of 42-30k Hz at -6dB and Power Range of 25-150 watts. With a minimum frequency of 42 Hz, 3050c delivers deep bass that will likely satisfy most listeners, especially those who enjoy music. However, movie enthusiasts and music fans who prefer a full range of sound may still benefit from adding a subwoofer.

Here we have a comparison of how 3050c's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Floor-standing Speakers
Q Acoustics 3050c
Min
Average
Median
Thinking about a subwoofer for the Q Acoustics 3050c?
  • Work out the crossover setting - it follows from this speaker's 42 Hz low end
  • Powered subwoofers under $1,500 - a similar price range to these speakers
  • Every powered subwoofer we cover, whatever the budget

Among the speakers in our database with a max MSRP price of 1500$ (Pair), these are the 5 Passive Floor-standing speakers that have the deeper bass levels than the Q Acoustics 3050c's 42Hz:

  • KLH Concord with Low Frequency of 28 Hz (Compare w/ 3050c)
  • SVS Prime Tower with Low Frequency of 30 Hz (Compare w/ 3050c)
  • Klipsch RP-280F with Low Frequency of 32 Hz (Compare w/ 3050c)
  • Jamo C 97 II with Low Frequency of 32 Hz (Compare w/ 3050c)
  • Monitor Audio Bronze 500 with Low Frequency of 32 Hz (Compare w/ 3050c)

Crossover frequency of the Q Acoustics 3050c?

The crossover frequency of the 3050c is set to 2400 Hz. This is the threshold frequency where the higher frequency signals over this level are sent to the tweeter and the lower-frequency signals are sent to the woofer by the crossover component.

Q Acoustics 3050c driver frequency bands42-2.4kWoofer 5.5"2.4k-30kTweeter 0.9"20501002005001k2k5k10k20k40kHz, log scale

Impedance and Sensitivity

Q Acoustics 3050c's nominal impedance level is 6 ohms but can go down to as low as 3.8 ohms, and has a sensitivity of 90 dB.

Sensitivity
Floor-standing Speakers
Q Acoustics 3050c
Min
Average
Median

Nominal Impedance of the 6 Ohms makes the Q Acoustics 3050c a relatively difficult to drive speaker compared to more frequently found 8 ohms speakers from nominal Impedance perspective.

Sensitivity

90dB of the Q Acoustics 3050c is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Q Acoustics 3050c plays in your room →

Running more than one pair from a single amplifier? Check the load it would present →

Minimum Impedance of the Q Acoustics 3050c

Even though the nominal impedance of the 3050c is 6 ohms, the minimum impedance level of this speaker according to Q Acoustics is 3.8 ohms Q Acoustics 3050c so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.

What amplifier does the Q Acoustics 3050c need?

At normal listening levels in a medium room, about 10–150 W per channel into 6 ohms. Set your own conditions and we will rank every amplifier we cover.

We check power, impedance safety and current delivery - not just watts.

Prefer to browse? Integrated amplifiers under $1,500, or every amplifier we cover.

Input Type

3050c features Binding post type connectors. Bi-amping and Bi-wiring are not possible.

Work out what gauge speaker cable this run needs →

Q Acoustics 3050c External Dimensions and Weight

Q Acoustics 3050c has external dimensions of (Height x Width x Depth) 40.2 x 12.4 x 12.4 in (1020 x 315 x 316 mm ).

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 Q Acoustics 3050c is approximately 995.4cm2 / 154.3inch2.

To get a better perspective on the real life size of Q Acoustics 3050c, let's compare it with a standard size Compact Disc which has a diameter of 4.7inch (120mm).

Q Acoustics 3050c Real Life Body Size Comparison
Q Acoustics 3050c Speaker Size Compared to a Compact Disc

Here we place the Q Acoustics 3050c virtually next to a standard width amplifier and turntable on a media center to get a better idea about the size.

Q Acoustics 3050c placed next to a Media Stand
Q Acoustics 3050c Floor-standing Speaker next to a Media Stand

Find speakers that fit your shelf or alcove →  ·  Work out where they should sit in the room →

Weight

The Q Acoustics 3050c weighs 17.91kg / 39.4lbs per piece. Here is a comparison of how 3050c's weight compares with the average, max and min weights in its class.

Weight
All Floor-standing Speakers
Q Acoustics 3050c
Min
Average
Median
Weight
Floor-standing Speakers under $1500
Q Acoustics 3050c
Min
Average
Max

Cabinet type and Materials

Q Acoustics 3050c has a Bass Reflex type cabinet and a MDF finish. Bass Reflex type loudspeakers (aka Ported, Vented or Reflex Port) have enclosures that uses a port, hole or vent cut into the cabinet. Ported designs are generally more efficient than the Sealed designs.

Speaker Feet

Q Acoustics 3050c comes with 4 x Spike feet which you can use to secure your loudspeaker on the surface that you are putting on.

It is always recommended to use some kind of feet under all types of speakers. Besides limiting the movement of the speakers, it also compensates for non-flat surfaces and limits the contact surface area of the speaker. Rubber based feet also help isolating the vibrations within certain frequency ranges.

Port Position

Q Acoustics 3050c is a rear-firing port speaker so you have to make sure you leave enough space between the back of the speaker and wall or bookshelf so that it has room to breathe. 3050c comes with 1 x Foam bung so if you don't have any choice but place the speakers too close to the walls or other surfaces, you can use these plugs in order to avoid boomy or too much bass.

Available colors

Q Acoustics 3050c is available in Walnut, Black, White and Oak.

Q Acoustics 3050c  Colors
Q Acoustics 3050c Colors

Does the Q Acoustics 3050c come with a Grille?

3050c comes with magnetic grilles in Black color choices. 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. Since the included grille of the 3050c is magnetic type, it is very easy to put it on and off.

What's in the Box of Q Acoustics 3050c?

Here are the items that are included inside the box of 3050c:
  • 1x 3050c loudspeaker
  • 1x Owners manual
  • 2x Foam bung
  • 4x Spike feet
  • 4x Spike cover
  • 4x M5 screw
  • 2x Rear stabiliser

Recommended Accessories

Here is a list of accessories that we think you may need for the Q Acoustics 3050c.

  • Speaker Cable and Connectors
    • Speaker Cables with Banana Plugs: If you know the lenght of the cable you need, this is the easier option to connect your speakers with your amp.
    • Speaker Cables without Connectors: If you are not sure about the lenght or need longer than standard cables with plugs, choose this option.
    • Banana Connectors and Plugs: If you chose the cables without connectors option or already have some cable around, pick the banana plugs separately.
  • 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.

Official Product Page

Official manufacturer's product page for the Q Acoustics 3050c speaker can be found below:
Official Product Page for Q Acoustics 3050c

Warranty

4 Years of parts warranty and 4 Years of labor warranty is generally provided by the manufacturer.

Related Videos

Q Acoustics 3050c Alternatives in Passive Floor-standing Speakers
Model Type Sensitivity Impedance Frequency
Q Acoustics 3030c
Compare
2-way 86.5 dB 6 ohms 48-30k Hz
Q Acoustics 3020c
Compare
2-way 87 dB 6 ohms 60-30k Hz
Q Acoustics 3090c
Compare
2-way 92 dB 6 ohms 68-30k Hz
Q Acoustics 3010c
Compare
2-way 85 dB 6 ohms 60-30k Hz
Q Acoustics 5050
Compare
2-way 91.5 dB 6 ohms 39-30k Hz
Monitor Audio Bronze 500
Compare
2-way 90 dB 8 ohms 32-30k Hz
Jamo C 97 II
Compare
3-way 89 dB 6 ohms 32-24k Hz
SVS Prime Tower
Compare
3-way 87 dB 8 ohms 30-25k Hz
Frequently Asked Questions about Q Acoustics 3050c

What amplifier do you need for the Q Acoustics 3050c?

Q Acoustics rates the Q Acoustics 3050c for 25-150 watts of amplifier power. It is a 6-ohm speaker, which most amplifiers and receivers handle without trouble.

Is the Q Acoustics 3050c easy to drive?

The Q Acoustics 3050c has a sensitivity of 90 dB. That is high: it goes loud on modest power, so it suits low-powered amplifiers, including valve/tube designs.

Does the Q Acoustics 3050c need a subwoofer?

The Q Acoustics 3050c reaches down to 42Hz (full range 42-30k Hz). That is deep enough that many listeners will not feel the need for a subwoofer with music.

What drivers does the Q Acoustics 3050c use?

The Q Acoustics 3050c is a 2-way design using a 0.9" decoupled tweeter and 2 x 5.5" Coated paper woofers.

Is the Q Acoustics 3050c sealed or ported?

The Q Acoustics 3050c uses a Ported enclosure. A ported design uses a tuned vent to get more low-end output from the same driver, but it wants some breathing room behind it.

Can the Q Acoustics 3050c be bi-wired or bi-amped?

No. The Q Acoustics 3050c has a single pair of terminals, so bi-wiring and bi-amping are not possible. It uses Binding post terminals.

Can the Q Acoustics 3050c be wall mounted?

The Q Acoustics 3050c does not include a wall-mount bracket or keyhole, so it is designed to sit on a stand, shelf or the floor.

Does the Q Acoustics 3050c come with grilles?

Yes. The Q Acoustics 3050c comes with removable grilles (Black).

How big and heavy is the Q Acoustics 3050c?

The Q Acoustics 3050c weighs 17.91kg / 39.4lbs each and measures 40.2 x 12.4 x 12.4 in (HxWxD).

How much does the Q Acoustics 3050c cost?

The Q Acoustics 3050c has a manufacturer's list price (MSRP) of $1,199 per pair.


Q Acoustics 3050c Detailed Specifications

General
BrandQ Acoustics
Full Model NameQ Acoustics 3050c
Speaker Type2-way Floor-standing
Power Range25-150 watts
Sensitivity90 dB
Impedance6 ohms
Frequency Response42-30k Hz
Release DateAugust 2024
DRIVERS
Woofer Size5.5-inch
Woofer CompositionCoated paper
Woofer SurroundRubber
Tweeter Size0.9-inch
Tweeter Typedecoupled
Crossover freq2400 Hz
Port Positionrear

CONNECTIONS
Connector TypeBinding post
Biamp InputsNo
Port Positionrear
PHYSICAL SPECS
Height1020.0mm ( 40.2-inch)
Width315.0mm ( 12.4-inch)
Depth316.0mm ( 12.4-inch)
Height1020.0mm ( 40.2-inch)
Weight17.91 kg (39.4 lbs)
EnclosureBass Reflex
FinishMDF
Available ColorsWalnut, Black, White, Oak
Mounting BracketNo
GrilleYes
Moisture ResistanceNo
OTHER
Handheld RemoteNo
Parts Warranty4 Years
Labor Warranty4 Years
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