Amplifiers for the Drop + Sennheiser HD 6XX
Dynamic · over-ear · specs from rated data · low-confidence specs
Impedance
300.0 Ω
rated
Sensitivity
97.77 dB/mW
rated
Driver
Dynamic
over-ear
Spec confidence
Low
Manufacturer-estimated; treat verdicts as approximate
Electrically equivalent to Sennheiser HD 650 (same driver assembly). Rated specs derived from HD 650 manufacturer documentation. No RAA measurement page for this Drop collab. · Source ↗
13 ample
3 adequate
1 insufficient
✓ Ample headroom 13
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| Schiit Lyr 3 | Ample 17.3 dB | ✓ ok | Desktop Tube |
| Schiit Valhalla 2 | Ample 16.8 dB | ✓ ok | Desktop Tube |
| Schiit Asgard 3 | Ample 15.6 dB | ✓ ok | Desktop Ss |
| Schiit Magni Heretic | Ample 13.9 dB | ✓ ok | Desktop Ss |
| Bottlehead Crack 1.1 | Ample 13.0 dB | ✓ ok | Desktop Tube |
| Schiit Magnius | Ample 12.5 dB | ✓ ok | Desktop Ss |
| Little Dot MkII | Ample 12.5 dB | ? unknown | Desktop Tube |
| JDS Labs Atom Amp 2 | Ample 12.3 dB | ✓ ok | Desktop Ss |
| Topping L30 | Ample 12.2 dB | ✓ ok | Desktop Ss |
| Topping A90 | Ample 11.7 dB | ✓ ok | Desktop Ss |
| Topping DX3 Pro+ | Ample 11.7 dB | ✓ ok | Dac Amp |
| Darkvoice 336SE | Ample 11.7 dB | ✓ ok | Desktop Tube |
| Drop THX AAA 789 | Ample 10.8 dB | ✓ ok | Desktop Ss |
◑ Adequate headroom 3
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| FiiO K7 | Adequate 9.2 dB | ✓ ok | Dac Amp |
| Schiit Fulla 4 | Adequate 3.8 dB | ✓ ok | Dac Amp |
| iFi Zen DAC V2 | Adequate 3.3 dB | ? unknown | Dac Amp |
✗ Insufficient 1
| Amplifier | Headroom | Damping | Type |
|---|---|---|---|
| Apple USB-C to 3.5mm | Insufficient -7.0 dB | ✓ ok | Dongle |