Best In Phase Coaxial Car Speakers of 2025

Kenneth Collin Avatar
Kenneth Collin
Last Updated: 1 Feb 2025

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For any car enthusiast, upgrading their car audio system is a must. Coaxial car speakers, such as those from the brand In Phase, offer a great way to improve your car's sound quality without breaking the bank. These speakers are designed to provide clear and balanced audio with a wide frequency response range. They are easy to install and come in a variety of sizes to fit different car models. Whether you're looking to replace your old, worn-out speakers or simply want to enhance your driving experience, In Phase coaxial car speakers are a great choice.

At a Glance: Our Top Picks

In Phase SXT1035 4 Inch Car Speakers Cover #TOP 1
In Phase SXT1035 4 Inch Car Speakers
ftb score rating icon 9.9
In Phase XTC5CX 250W 2-Way Component Speakers Cover #TOP 2
In Phase XTC5CX 250W 2-Way Component Speakers
ftb score rating icon 9.8
In Phase XTC17.2 250W 6.5 Inch Car Speakers Cover #TOP 3
In Phase XTC17.2 250W 6.5 Inch Car Speakers
ftb score rating icon 9.6

Top 4 In Phase Coaxial Car Speakers

In Phase SXT1035 4 Inch Car Speakers

SXT1035
SXT1035
In Phase SXT1035 4 Inch Car Speakers Cover
In Phase Car Audio SXT1035 Speaker - 4 Inch (10cm) Round, 200W, 2-Way Coaxial Shallow-Mount Speaker (2 x Speakers)

The In Phase SXT1035 Speakers deliver crystal clear sound, featuring a Poly-Mica coated cone and Butyl Rubber surround that enhance both high notes and bass. With a peak power handling of 200W and a 30W RMS power, you can enjoy a powerful audio experience. The 1-inch high-temperature voice coil ensures efficient heat dissipation, reducing distortion when the tweeter is pushed hard. Installation is a breeze with included grills, cables, and easy-to-follow instructions, making it convenient for anyone to upgrade their car audio system.

What We Like
Crystal clear sound quality
Powerful 200W peak handling
Easy to install
Compact shallow mount design
Durable construction materials
#TOP 2

In Phase XTC5CX 250W 2-Way Component Speakers

XTC5CX
XTC5CX
In Phase XTC5CX 250W 2-Way Component Speakers Cover
In Phase Car Audio XTC5CX 250W XTC Series 2-Way Peak Power Component Speaker System, With 40W RMS

The In Phase XTC5CX Speakers feature a glass fibre woven cone that provides a rigid and lightweight structure, enhancing bass response for a more powerful sound experience. With peak power handling of up to 400 Watts, these speakers ensure you enjoy robust audio. The directional rotary tweeter allows you to adjust the sound angle, ensuring crystal clear audio even when installed in challenging locations. Furthermore, their stunning design means they look as good as they sound, adding a touch of elegance to your vehicle.

What We Like
Powerful bass response
High peak power handling
Adjustable tweeter direction
Attractive design
Easy installation

In Phase XTC17.2 250W 6.5 Inch Car Speakers

XTC17.2
black
XTC17.2
In Phase XTC17.2 250W 6.5 Inch Car Speakers Cover
In Phase Car Audio XTC17.2 250W 2 x 6.5 Inch Car Speakers - 17cm Car Speaker for Door or Parcel Shelf - Car Audio Speakers & Subwoofers, black

The In Phase XTC17.2 Speakers offer a remarkable audio experience with their glass fibre woven cone, which ensures a strong and light design for faster bass response. You can enjoy a peak power handling of up to 400 watts, providing the power you need for a rich sound. The directional rotary tweeter allows you to adjust the listening angle, ensuring clear sound even when installed at the bottom of your door. Additionally, these speakers are not only functional but also aesthetically pleasing, making them a great addition to your vehicle.

What We Like
Powerful bass response
Customisable sound direction
High peak power handling
Attractive design
Easy to install

In Phase XTC13.2 5.25 Inch Speakers

XTC13.2
XTC13.2
In Phase XTC13.2 5.25 Inch Speakers Cover
In Phase Car Audio XTC13.2 Speaker - 5.25 Inch (13.2cm) Round, 210W, 2-Way Coaxial Speaker System (2 x Speakers)

The In Phase XTC13.2 Speakers deliver impressive sound quality with a peak power handling of 210W, allowing you to enjoy powerful audio without distortion. Their glass fibre woven cone contributes to a lighter yet sturdier design, enhancing bass response for a more enjoyable listening experience. The directional rotary tweeter lets you adjust the sound to your preferred angle, ensuring clarity regardless of speaker placement. Furthermore, these speakers are not only functional but also visually appealing, adding a touch of style to your car's interior.

What We Like
High peak power handling
Lightweight, strong bass response
Adjustable tweeter for clarity
Stylish design
Easy to install
Buying Guide Image
Editor's Notes

During our In Phase coaxial car speakers research, we found 6 In Phase coaxial car speakers products and shortlisted 4 quality products. We collected and analyzed 7,182 customer reviews through our big data system to write the In Phase coaxial car speakers list. We found that most customers choose In Phase coaxial car speakers with an average price of £30.39.

The In Phase coaxial car speakers are available for purchase. The top 4 picks range in price from a low of £29.00 to a high of £99.00, find the one that fits your budget.

Written by
Kenneth Collin Avatar

Kenneth Collin graduated from Imperial College, London, at 22. He is a UX/UI designer, a web developer, and a writer, amongst others. At age 14, Kenneth programmed his first app. Kenneth's app served as a remote control for censored devices. "When I was 8, I would pick up scraps from electronics and try to rebuild or at least fix them," Kenneth said in one of his recent articles on Home repairs for top gadgets.