Klipsch RF-15 vs Polk Audio 107ATR4W
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Choosing between the Klipsch RF-15 and Polk Audio 107ATR4W? Both compete in the Speaker (L/R) 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 Klipsch RF-15 scores higher in audio quality, volume/SPL. The Polk Audio 107ATR4W leads in value, form factor, room fit.
For speaker performance, the Klipsch RF-15 is more sensitive at 96 dB vs 89 dB. Higher sensitivity means your receiver works less hard, leaving more headroom for dynamic peaks in movie soundtracks. A speaker rated 3 dB higher in sensitivity needs half the amplifier power to reach the same volume.
These two Speaker (L/R) options trade wins across different dimensions. The right choice depends on which specs matter most for your room and listening preferences — review the detailed table below to decide.
For most home theaters, the Polk Audio 107ATR4W is the stronger choice — it leads in 3 of 5 scored dimensions. The Klipsch RF-15 makes more sense if you prioritize the 2 dimensions where it leads.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Klipsch RF-15
Polk Audio 107ATR4W
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Driver Config | 2.5-way | 2-way |
| Sensitivity | 96dB | 89dB |
| Impedance | 8Ω | 8Ω |
| Freq Response Low | 46Hz | 75Hz |
| Freq Response High | 20000Hz | 25000Hz |
| Crossover | 2350Hz | — |
| Bi-Amp Capable | Yes | No |
| Rec. Power Min | — | 10W |
| Rec. Power Max | — | 80W |
| Mounting Type | tower | outdoor |
| Mounting Depth | — | — |
| Cutout Diameter | — | — |
| Cutout Width | — | — |
| Cutout Height | — | — |
| Wall Thickness Min | — | — |
| Wall Thickness Max | — | — |
| Back Box Included | No | No |
| Back Box Required | No | No |
| Mounting Mechanism | — | — |
| Installation Type | — | — |
| Stud Spacing | — | — |
| Paintable Grille | No | No |
| Magnetic Grille | No | No |
| Grille Shape | — | — |
| Connector Type | — | — |
| Wire Gauge Max | — | — |
| Angle Adjustable | No | No |
| Pivot Angle | — | — |
| Treble Attenuation Switch | No | No |
| LCR Capable | No | No |
| Coaxial | No | No |
| IP Rating | — | — |
| Moisture Resistant | No | Yes |
| UV Resistant | No | Yes |
| Salt Spray Rated | No | No |
| Enclosure Material | — | — |
| Grille Material | — | — |
| Bracket Type | — | Speed-Lock swivel |
| Bracket Included | No | Yes |
| Dual Voice Coil (SDI) | No | No |
Key Differences
- Freq Response Low: Klipsch RF-15 at 46Hz vs Polk Audio 107ATR4W at 75Hz. Determines how much bass a speaker handles on its own versus relying on a subwoofer for low-end support.
- Driver Config: Klipsch RF-15 at 2.5-way vs Polk Audio 107ATR4W at 2-way. 3-way speakers use dedicated drivers for bass, midrange, and treble, reducing crossover interference. Coaxial designs (KEF Uni-Q) mount the tweeter inside the woofer for better time-alignment.
- Freq Response High: Klipsch RF-15 at 20000Hz vs Polk Audio 107ATR4W at 25000Hz
- Sensitivity: Klipsch RF-15 at 96dB vs Polk Audio 107ATR4W at 89dB. Higher sensitivity means your receiver works less hard, leaving more headroom for dynamic peaks in movie soundtracks. A speaker rated 3 dB higher in sensitivity needs half the amplifier power to reach the same volume.
- Crossover: Klipsch RF-15 at 2350Hz vs Polk Audio 107ATR4W at —
Which Should You Choose?
Choose Klipsch RF-15 if you want:
- + better sensitivity — higher sensitivity means your receiver works less hard, leaving more headroom for dynamic peaks in movie soundtracks
- + better freq response low — determines how much bass a speaker handles on its own versus relying on a subwoofer for low-end support
See Where These Rank
Check our editorial rankings to see how Klipsch RF-15 and Polk Audio 107ATR4W compare to the rest of the field.
Best Speaker (L/R) RankingsRelated Calculators
Specifications sourced from manufacturer datasheets and verified against retailer listings. Prices updated hourly from authorized retailers. Scoring uses our open methodology — products are never ranked, promoted, or suppressed based on affiliate commission rates.
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