| Brand | Bowers & Wilkins | KEF | | Model No | 804 D4 | Reference 1 Meta | | Wired / Wireless | Home Theatre Speaker Specification | Home Theatre Speaker Specification | | Driver Type | Dynamic | Dynamic | | | | Driver Diameter | 25/460 mm | Uni-Q Driver Array
MF : 125 mm Aluminum Cone
HF : 25 mm Aluminum Dome With MAT
Bass Unit LF : 165 mm Aluminum Cone | | Impedance | 8 ohm | 4 Ohms ( Min. 3.2 Ohms ) | | Sensitivity | 89dB spl | 85dB | | Frequency Response | 20 Hz - 35 kHz, 24 Hz - 28 kHz | Crossover Frequency : 450 Hz, 2.1 kHz
Frequency Response ( ±3dB ) 45Hz – 35KHz
Typical In-Room Bass Response ( -6dB ) : 30Hz
Frequency Range Free Field ( -6dB ) : Short Port : 40Hz -45KHz, Long Port : 37Hz - 45KHz
Harmonic Distortion 2nd & 3rd Harmonics ( 90dB, 1m ) : <0.5% 40Hz – 100KHz, <0.2% 200Hz – 2KHz, <0.1% 2kHz - 20KHz | | Maximum Power Input | AC 100V-240 V / 50 Hz / 60 Hz | NA | | Maximum Power Output | 50 W - 200 W ( RMS ) | 50 - 200 W ( RMS )
Three-Way Bass Reflex | | Signal to Noise Ratio | 90 dB | 111dB | | | | Noise Cancelling | NA | | | Aux Connectivity | No | No | | Weight | 36.85 Kg | 18.2 Kg | | Dimensions | 1071 mm X 391 mm X 306 mm | Speaker : 440 mm X 205 mm X 422 mm | | Available Colors | Black, White, Grey, Brown | Black, White, Blue, Grey, Silver | | Accessories | Bowers & Wilkins 804 D4 Speaker | KEF Reference 1 Meta Home Theatre Speaker
User Manual
Warranty Information | | Other Features | 3-Way Vented-Box System.
5-Year warranty Valid from the date of purchase for passive loudspeakers.
Technical features - Diamond Tweeter, Solid Body Tweeter-On-Top, Continuumâ„¢ Cone FST, Matrixâ„¢, Anti-Resonance Plug, Biomimetic Suspension, Aerofoilâ„¢ Cone Bass Units, Flowport.
For listeners who crave the performance of an 800 Series Diamond tower speaker but prefer a more conventional aesthetic, the 804 D4 is the perfect choice. Its new cabinet and plinth make it our best-performing 804 yet.
804 D4 is perhaps more conventional in appearance than other floor-standers in the 800 Series Diamond range, but it’s every bit as sophisticated. Its new Reverse-Wrap cabinet is both a mechanical and acoustic revolution in its class, and its new plinth ensures rock-solid, accurate bass response too. | Available in 5 finishes.
Optimised cabinet design for best acoustic performance.
Enhanced crossover design fine-tuned the signal path for maximum clarity.
The Reference Series Grille set for each model is available as separate item.
With mounting inserts to secure on KEF S-RF1 Floor Stand ( available as separate item ).
Bespoke 12th generation Uni-Q with MAT driver array for exceptional acoustic accuracy.
Metamaterial Absorption Technology eliminates 99% of high-frequency distortion for pure, natural sound.
Five Models : Reference 1 Meta, Reference 3 Meta, Reference 5 Meta, Reference 2 Meta, Reference 4 Meta. |
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Compare Bowers & Wilkins 804 D4 with:
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Compare KEF Reference 1 Meta with:
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These speakers are ideal for creating a home theatre-like environment with immersive sound output. Bowers & Wilkins 804 D4 and KEF Reference 1 Meta are powerful home theatre speaker systems designed to deliver immersive surround sound with modern audio technologies. Key differences lie in output power, channel setup, and feature support, which influence performance. Support for technologies like Dolby Atmos and DTS enhances the depth and realism of sound. Modern connectivity options make these systems flexible for different setups and devices. Verdict: Choosing between Bowers & Wilkins 804 D4 and KEF Reference 1 Meta depends on your need for immersive sound and advanced audio technologies. Top Differences- Bluetooth: na vs no
- Frequency Response: 20 Hz - 35 kHz, 24 Hz - 28 kHz vs Crossover Frequency : 450 Hz, 2.1 kHz
Frequency Response ( ±3dB ) 45Hz – 35KHz
Typical In-Room Bass Response ( -6dB ) : 30Hz
Frequency Range Free Field ( -6dB ) : Short Port : 40Hz -45KHz, Long Port : 37Hz - 45KHz
Harmonic Distortion 2nd & 3rd Harmonics ( 90dB, 1m ) : <0.5% 40Hz – 100KHz, <0.2% 200Hz – 2KHz, <0.1% 2kHz - 20KHz
- Subwoofer Size: 25 mm vs 125 mm
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