Front view — side by side at true scale
ATAD Micro Evolution OneBKEF Reference 1 Meta
Click either cabinet to swap A ↔ B · Reference height: 440 mm (44.0 cm) · 1 mm = 1.27 px
| A | B | |
|---|---|---|
| Manufacturer | TAD | KEF |
| Model | Micro Evolution One | Reference 1 Meta Meta |
| HiFi ladder position | #151 of 215 bookshelf | #172 of 215 bookshelf |
| Height | 411 mm | 440 mm |
| Width | 251 mm | 205 mm |
| Depth | 402 mm | 422 mm |
| Weight | 20 kg | 18.2 kg |
| Enclosure | bass-reflex-rear | bass-reflex-rear |
| Drivers | 1× 160 mm woofer (aramid), 1× 90 mm midrange (magnesium), 1× 25 mm tweeter (beryllium) | 1× 25 mm tweeter (MAT aluminium dome), 1× 125 mm midrange (aluminium cone), 1× 165 mm woofer (aluminium cone) |
| Frequency — low | 36 Hz | 45 Hz |
| Frequency — high | 60000 Hz | 35000 Hz |
| Sensitivity | 85 dB | 85 dB |
| Impedance | 4 Ω | 4 Ω |
| Recommended amp | — | 50–200 W |
| MAP (USD) | $12,495 / pair | $10,000 / pair |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | technicalaudiodevices.com ↗ | international.kef.com ↗ |
| Product page | Open product page ↗ | Open product page ↗ |
Larger value highlighted in green. For low-frequency extension, lower Hz = greater bass reach, so the deeper side is highlighted.