Mission ZX-4 is a 3-way Passive Bass Reflex Floor-standing speaker by Mission. It was released in November 2019. It features a 1.5" Ring Dome Tweeter, 1 x 5.25" Midrange and 2 x 5.25" Aluminium Woofer.
A 3-way bass-reflex floorstander with 2 x 5.25 inch aluminium bass drivers, a 5.25 inch midrange and a 1.5 inch ring dome treble unit. 90 dB sensitive, 4 ohms nominal (3.4 ohms minimum), 40 Hz to 24 kHz. ZX is Mission's flagship range: aluminium cones, a 38 mm ring-dome treble unit whose centre is fixed so the voice coil drives two rings rather than one dome, and the Inverted Driver Geometry that puts the treble unit below the bass/mid.
The speaker has a frequency range of 40-24k Hz and a sensitivity of 90 dB.
Room Size Suitability
The size of the room where you plan to use the Mission ZX-4 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-field | Bad |
| Small Room | Poor |
| Mid-size Room | Average |
| Large Room | Good |
| Very Large Room | Average |
(* 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.)
Mission's ZX Series of Loudspeakers
ZX-4 is a member of Mission's ZX series of Passive speakers. Below you can see the main specs of these speakers.
See all 8 Mission ZX models compared »
Mission ZX Series Speakers
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Frequency Response of the Mission ZX-4 Speaker
Mission ZX-4 has a Frequency response range of 40-24k Hz at ±3dB and Power Range of 25-150 watts. With a minimum frequency of 40 Hz, ZX-4 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 ZX-4's Low frequency value compares with the average, max and min Low frequency values in its class.
Low Frequency
Floor-standing Speakers
Thinking about a subwoofer for the Mission ZX-4?
Crossover frequency of the Mission ZX-4?
ZX-4 is a 3-way speaker and its crossover frequency between the woofer and the midrange set to Hz and the Crossover frequency between the midrange and the tweeter is set to Hz.
Impedance and Sensitivity
Mission ZX-4's nominal impedance level is
4 ohms but can go down to as low as
3.4 ohms, and has a sensitivity of
90 dB.
Sensitivity
Floor-standing Speakers
Nominal Impedance of the 4 Ohms means that the Mission ZX-4 is a difficult to drive speaker from nominal Impedance perspective, make sure that you choose an amplifier than can provide 4 Ohms for this speaker.
Many AVRs (audio/video receiver) in the market may have difficulty when the speakers dip below the 4 Ohms levels (this may cause clipping or even physical damage), so we recommend to not pair the Mission ZX-4 with an AVR but use an Integrated Amplifier instead.
Sensitivity
90dB of the Mission ZX-4 is an average sensitivity for stereo speaker so it is neither easy nor difficult to drive Sensitivity wise. Work out how loud the Mission ZX-4 plays in your room →
Running more than one pair from a single amplifier? Check the load it would present →
Minimum Impedance of the Mission ZX-4
Even though the nominal impedance of the ZX-4 is 4 ohms, the minimum impedance level of this speaker according to Mission is 3.4 ohms Mission ZX-4 so while choosing an amplifier, you should ideally check if the unit you are considering can provide this impedance level.
What amplifier does the Mission ZX-4 need?
At normal listening levels in a medium room, about
15–150 W
per channel into 4 ohms.
Set your own conditions and we will rank every amplifier we cover.
Prefer to browse? See every integrated amplifier we cover.
Input Type
ZX-4 features Binding post type connectors. Bi-amping and Bi-wiring are not possible.
Work out what gauge speaker cable this run needs →
Mission ZX-4 External Dimensions and Weight
Mission ZX-4 has external dimensions of (Height x Width x Depth) 42-5/16 x 9-7/16 x 14-1/4inch (1075.0 x 240.0 x 362.0mm ).
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 Mission ZX-4 is approximately 868.8cm2 / 134.7inch2.
Find speakers that fit your shelf or alcove → · Work out where they should sit in the room →
WeightThe Mission ZX-4 weighs 24.60kg / 54.1lbs per piece. Here is a comparison of how ZX-4's weight compares with the average, max and min weights in its class.
Weight
All Floor-standing Speakers
Cabinet type and Materials
Mission ZX-4 has a
Bass Reflex type cabinet. 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.
Does the Mission ZX-4 come with a Grille?
ZX-4 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.
Recommended Accessories
Here is a list of accessories that we think you may need for the Mission ZX-4.
Official Product Page
Official manufacturer's product page for the Mission ZX-4 speaker can be found below:
Official Product Page for Mission ZX-4