Reference 207 vs Blade Two
The Blade Two's sensitivity is 90 dB against the Reference 207's 91 dB, its impedance 4Ω against 8Ω, its low-frequency extension 34 Hz against 40 Hz, and its high-frequency extension 45 kHz against 55 kHz.
AI-generated product photo — not official manufacturer imagery.
LoudspeakersFloorstanding SpeakersDiscontinued
Estimated price (community-sourced)
$5,400
Around — community and catalog average, updates slowly
About the Reference 207
The KEF Reference 207 is a flagship 5-way bass reflex floorstanding loudspeaker manufactured around 2005 in England. It features a sophisticated driver array including two 250 mm woofers, one 250 mm lower-midrange driver, one 165 mm midrange Uni-Q driver with a 25 mm titanium dome tweeter, and a 19 mm supertweeter. The speaker is magnetically shielded and designed with complex internal bracing to minimize cabinet resonances. It has a frequency response of 40 Hz to 55,000 Hz ±3 dB, a sensitivity of 91 dB, and an impedance of 8 ohms nominal (3.2 ohms minimum). Recommended amplifier power is 50 to 400 watts. The cabinet is available in maple, black ash, or cherry real wood veneer finishes, measuring 1290 x 400 x 685 mm and weighing 66 kg. Originally priced around €7999 per piece, it is highly regarded for its dynamic range, low distortion, and detailed sound reproduction, embodying KEF's advanced acoustic and driver design technologies.
Specifications
Transducer Specifications
Driver and acoustic performance characteristics
- Sensitivity
- 91 dB SPL @ 1W/1m
- Impedance
- 8Ω
- Frequency Response
- 40 Hz - 55 kHz
- Power Handling
- 400W
- Min. Amplifier Power
- 50W
- Max. Amplifier Power
- 400W
Speaker Design
Driver configuration and enclosure design
- Configuration
- 5-way
- Driver Type
- dynamic
- Driver Size
- 10"
- Driver Count
- 5
- Enclosure Type
- ported
- Crossover Frequency
- 2.7 kHz
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 400 × 1290 × 685 mm (W × H × D)
- Weight
- 66 kg (146 lbs)
- Available Colors
- Maple, Black Ash, Cherry
Key Specifications
Sensitivity: 91 dB
Impedance: 8Ω
Frequency: 40-55000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions