Reference 203

About the Reference 203

The KEF Reference 203 is a prestigious floorstanding loudspeaker from KEF's Reference series, manufactured around 2005 in England. It features a 4-way bass reflex design with two 165 mm woofers, one 165 mm midrange driver, one 25 mm tweeter, and one 19 mm super tweeter, delivering a wide frequency response from 55 Hz to 55,000 Hz ±3 dB. The speaker has a recommended amplifier power range of 50 to 200 watts and an efficiency of 89 dB (2.83V/1m). It has an impedance of 8 ohms nominal (minimum 3.2 ohms) and includes magnetic shielding. The cabinet is available in maple, black ash, or cherry real wood veneer, with dimensions of 1068 x 248 x 405 mm (HxWxD) and a weight of 26.5 kg. The Reference 203 is known for its impeccable build quality, including beech-ply construction with heavy internal bracing and carefully engineered damping for optimal sound performance. It supports tri-wire/tri-amp configurations and includes features such as boundary compensation and brightness controls for room acoustic adjustments. Originally priced around 2499 euros per speaker, it is highly regarded in audiophile circles for its detailed and natural sound reproduction.