Sony XS-MP1621 6.5" Marine Coaxial Speakers – 320W Peak, UV/Water Resistant, Boat & Powersports Audio

Sony XS-MP1621 – 6.5" Marine-Grade Coaxial Boat & Powersports Speakers

The Sony XS-MP1621 White 6.5" marine coaxial speakers deliver clear, powerful sound engineered for harsh outdoor environments. Whether you're upgrading a boat, UTV, golf cart, or open-cabin vehicle, these speakers provide durability, reliability, and strong full-range output at an incredible value.

Designed with a 320W peak power rating and 45W RMS capability, the XS-MP1621 produces crisp highs, solid midrange, and balanced bass response—ideal for open-air listening where clarity matters. A UV-resistant grille, water-resistant construction, and anti-corrosion components ensure long-term performance season after season.

The lightweight polypropylene woofer cone and dome tweeter deliver clean, accurate sound while the integrated sealed design helps keep moisture out. These speakers are built for outdoor action and designed to handle the elements without distortion or failure.

Key Features – Sony XS-MP1621

• 6.5" 2-way marine coaxial speakers – full-range sound for boats & powersports
• 320W peak / 45W RMS – strong output without needing huge amplifiers
• UV & water-resistant design – built for sun, spray, and harsh outdoor use
• Polypropylene woofer cone – durable and efficient for clean midbass
• Dome tweeter – clear highs in open-cabin environments
• Corrosion-resistant hardware – long-lasting marine performance
• Integrated sealed structure – helps prevent water intrusion

Technical Specifications – Sony XS-MP1621

Ideal For

• Boats / marine systems
• UTVs & powersports vehicles
• Golf carts
• Outdoor or open-cabin sound systems

What’s in the Box

• (2) Sony XS-MP1621 marine speakers
• Mounting hardware
• Documentation and warranty

Compatibility / Installation Notes

• Confirm speaker size, cutout diameter, mounting depth, wiring condition, and marine / powersports mounting location before ordering.
• Mounting hardware, adapters, wiring, and installation materials are sold separately unless specifically included.
• Use the chat button on this page for help matching these Sony marine speakers to your boat, UTV, golf cart, or powersports audio system.

Why Buy From MCOR Automotive

• Authorized Sony retailer for genuine Sony car and marine audio products
• Products sold by MCOR Automotive are eligible for applicable Sony manufacturer warranty coverage
• 20+ years of vehicle audio installation, system design, and product-matching experience
• Nationwide fulfillment with support from real 12-volt automotive audio specialists