Comparison and Difference Between
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Brand and Model Specifications
Information about the brand, model release date.
| Manufacturer | Audioengine | Dali Speakers |
| Model | HD6 | Opticon 2 |
| Photo |  |
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| Release Date | 2015 | 2016 |
| HifiSpecs Rating | ||
| Amazon Rating | ||
| Price |
Technical Specs
Technical characteristics of the speakers.
| Amplification Type | Active | Passive |
| Crossover Type | 2-Way | 2-Way |
| Enclosure type | Bass Reflex | Bass Reflex |
| Frequency Range (+/-3 dB)[Hz] | 50 - 22000 | 59 - 27000 |
| Frequency Range (-6dB)[Hz] | - | - |
| Maximum SPL [dB] | - | 107 |
| Sensitivity (2,83 V/1 m)[dB] | - | 87 |
| Nominal Impedance (Ohms) | - | 4 |
| THD (Total Harmonic Distortion) | - | - |
| Recommended Amplifier Power [W] | 150 | 30-150 |
| Crossover Frequency [Hz] | - | 2000 |
| Bass Reflex Tuning Frequency [Hz] | - | 46.5 |
| Driver Units | Tweeter: 1″ silk dome tweeters |
Tweeter: 1 x 28 mm soft dome |
| Connectivity | Wireless | Wired |
| Inputs | 3.5mm mini-jack, RCA L/R, digital optical (SPDIF,) Bluetooth aptX | Single Wire |
| Outputs | Variable line-out w/2.0V RMS max output, 47ohm output impedance | - |
| Magnetic Shielding | No | No |
Placements and Distances
Where and how to put them.
| Form Factor | Shelf, Stand | Shelf, Stand |
| Distance from Wall [cm] | 15 | 10 - 80 |
Dimensions and Weight
Physical characteristics of the speakers (without stands).
| Length | ~7.3 in ~185.42 mm ~18.54 cm |
~7.8 in ~198.12 mm ~19.81 cm |
| Width | ~15 in ~381 mm ~38.1 cm |
~11.9 in ~302.26 mm ~30.23 cm |
| Height | ~17 in ~431.8 mm ~43.18 cm |
~14 in ~355.6 mm ~35.56 cm |
| Weight (Single Speaker) | ~29.8 lb ~13517.05 g ~13.52 kg |
~17.2 lb ~7801.79 g ~7.8 kg |
| Shipping Weight | ~38.2 lb ~17327.23 g ~17.33 kg |
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