YG Acoustics

Sonja XV

Introduced 2016$265,900 MSRP

The Sonja XV is YG Acoustics' flagship modular loudspeaker system, a four-tower, four-way design built to commemorate the company's 15th anniversary and showcase its patent-pending BilletDome tweeter and CNC-machined aircraft-grade aluminum enclosures (source: The Audio Beat). Each stereo channel uses two towers — a main tower and a companion woofer tower — for a total of 20 drivers across the full system (source: Hi-Fi+).

MSRP

$265,900

Used market · Good

$169,000

-36% vs MSRP

as of Sep 1, 2026

Sell or trade this Add to my system

MSRP to used market

From $265,900 at launch to $169,000 today.

Specifications

Weight: 210 kg per tower unpackaged; ~1.3 tonnes shipping weight for the full crated system
Tweeter: BilletDome tweeter, resonance-free fabric dome on a precision-machined aluminum airframe, ForgeCore magnet system, extension to 40 kHz+
Impedance: 4 ohms nominal, 3.5 ohms minimum
Dimensions: 179 × 43 × 72 cm (H×W×D); tower height 1.79 m
Sensitivity: 88 dB / 2.83V / 1m, 2π anechoic
Crossover points: 65 Hz, 337 Hz, 1.75 kHz
Cabinet enclosure: CNC-machined solid aircraft-grade aluminum, black anodized finish; twelve modules total using aircraft-style pressurized-assembly joints
Frequency response: Below 20 Hz to above 40 kHz, ±1 dB in the audible band
System configuration: Four towers total (two per channel: one main tower, one woofer tower); sealed-enclosure, four-way design
Driver complement per channel: 1× BilletDome/ForgeCore tweeter, 2× BilletCore midrange, 3× BilletCore mid-bass, 4× BilletCore woofers (10 drivers/channel, 20 total)