TrueSpecs
Compare technical specifications (up to 4 speakers).
HiFi Ladder
Browse every speaker side by side, ordered by size or by price.
HiFi Search
Find speakers by the specs you want.
TrueScaleAudio
Compare speakers at true scale
Pick two speakers and see them side by side at their real-world size.
References
Front view — side by side at true scale
AATC SCM300PSLTBKlipsch kO-R2
| A | B | |
|---|---|---|
| Manufacturer | ATC | Klipsch |
| Model | ATC SCM300PSLT | Klipsch kO-R2 |
| Height | 1500 mm | 1155 mm |
| Width | 500 mm | 645 mm |
| Depth | 580 mm | 565 mm |
| Weight | 96 kg | 54.65 kg |
| Enclosure | sealed | bass-reflex-front |
| Drivers | 1× 25 mm tweeter (soft dome), 1× 75 mm midrange (soft dome), 2× 375 mm woofer (cone) | 1× 25 mm tweeter (K-706 titanium compression diaphragm), 1× 380 mm woofer (K-33-E paper cone) |
| Frequency — low | 25 Hz | 39 Hz |
| Frequency — high | 20000 Hz | 20000 Hz |
| Sensitivity | 93 dB | 97 dB |
| Impedance | 8 Ω | 8 Ω |
| Recommended amp | — | — |
| MAP (USD) | — | — |
| Where to buy | Check availability ↗ | Check availability ↗ |
| Brand website | atc.audio ↗ | klipsch.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.

