JBL STAGEA120P vs Klipsch |R-121SW
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Choosing between the JBL STAGEA120P and Klipsch |R-121SW? Both compete in the Subwoofer segment. Here’s how they compare across the specs that matter most for your home theater.
Pricing for both models is currently unavailable. Check the retailer links below for current deals.
Looking at overall performance dimensions: The JBL STAGEA120P scores higher in volume/SPL, form factor, room fit. The Klipsch |R-121SW leads in audio quality. They score similarly in value.
Key subwoofer differences include the Klipsch |R-121SW digs deeper at 28 Hz (-3dB) vs 32 Hz. Room size and placement will significantly affect real-world bass performance.
The JBL STAGEA120P holds an advantage across more performance dimensions, but the Klipsch |R-121SW may still be the better pick depending on which specs matter most to your setup. See the detailed comparison table below for the full breakdown.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Driver Size | 12" | 12" |
| RMS Watts | 250W | 200W |
| -3dB Extension | 32Hz | 28Hz |
| -6dB Extension | — | — |
| Phase Control | Yes | Yes |
| LFE Input | Yes | Yes |
| Line Input | No | Yes |
| XLR Input | No | No |
| App Control | No | No |
| Passive | No | No |
| Enclosure | ported | ported |
Key Differences
- RMS Watts: JBL STAGEA120P at 250W vs Klipsch |R-121SW at 200W
- -3dB Extension: JBL STAGEA120P at 32Hz vs Klipsch |R-121SW at 28Hz
- Line Input: JBL STAGEA120P at No vs Klipsch |R-121SW at Yes
Which Should You Choose?
Choose JBL STAGEA120P if you want:
- + better rms watts
Choose Klipsch |R-121SW if you want:
- + better -3db extension
See Where These Rank
Check our editorial rankings to see how JBL STAGEA120P and Klipsch |R-121SW compare to the rest of the field.
Best Subwoofer Rankings
