Kenwood KFC-S1757 6.5 inch 2-Way Coaxial Car Speaker – 300W Peak, 30W RMS, 4 Ohm, 92 dB

300W peak power and a 92dB sensitivity make the Kenwood KFC-S1757 a compelling upgrade for any car audio system. This 6.5-inch coaxial speaker brings crystal-clear highs and punchy mids to your daily drive.

Overview

The KFC-S1757 is a 2-way coaxial speaker with a 17cm polypropylene woofer and a 25mm balanced-dome tweeter. The woofer features a cloth surround for durable, long-lasting performance, while the neodymium tweeter magnet ensures precise low-distortion high frequencies. With a robust steel basket and included grilles, this speaker is engineered to withstand the rigors of the road while delivering a smooth, detailed soundstage.

What stands out

• High sensitivity (92 dB) – get loud with less amplification, preserving your head unit's power
• Wide frequency range (40 Hz – 22 kHz) for full-bodied audio from deep bass to airy highs
• Neodymium tweeter magnet – lightweight and efficient for accurate high-frequency response
• Shallow 44mm mounting depth simplifies installation in many vehicle door cavities
• Cloth woofer surround and steel basket enhance reliability over time

Technical details

• Speaker type: 2-way coaxial
• Speaker size: 17 cm (6.5 inch)
• Tweeter diameter: 25 mm (1 inch)
• Peak power handling: 300 W
• RMS power handling: 30 W
• Impedance: 4 Ohms
• Frequency response: 40 Hz – 22 kHz
• Sensitivity: 92 dB/W at 1 m
• Woofer cone material: Polypropylene
• Woofer surround material: Cloth
• Tweeter type: Balanced dome
• Woofer magnet type: Ferrite
• Tweeter magnet type: Neodymium
• Mounting depth: 44 mm
• Cutout diameter: 140 mm
• Grilles included: Yes
• Basket material: Steel

Our verdict

The Kenwood KFC-S1757 offers an excellent blend of power, clarity, and ease of installation at a very accessible price point. Whether you're upgrading from factory speakers or building a custom system, this speaker delivers reliable, great-sounding performance that will transform your listening experience.