Emotiva AIRMOTIV XC1 vs KEF SP4057B1AA
Prices updated hourly. Check retailer for current availability.
Choosing between the Emotiva AIRMOTIV XC1 and KEF SP4057B1AA? Both compete in the Speaker (Center) 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 Emotiva AIRMOTIV XC1 scores higher in form factor, room fit. The KEF SP4057B1AA leads in audio quality, volume/SPL. They score similarly in value.
For speaker performance, the Emotiva AIRMOTIV XC1 is more sensitive at 88 dB vs 87 dB. Room acoustics and amplifier pairing will also significantly affect the result.
These two Speaker (Center) 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.
Performance Overview
Scores based on specs and category benchmarks (0–100 scale)
Detailed Specifications
| Specification | ||
|---|---|---|
| Price | N/A | N/A |
| Driver Config | 3-way | 3-way |
| Sensitivity | 88dB | 87dB |
| Impedance | 4Ω | 4Ω |
| Freq Response Low | 50Hz | 67Hz |
| Freq Response High | 27000Hz | 28000Hz |
| Crossover | — | — |
| Bi-Amp Capable | No | No |
| Rec. Power Min | 10W | 15W |
| Rec. Power Max | 120W | 200W |
| Mounting Type | — | center |
| 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 | No |
| UV Resistant | No | No |
| Salt Spray Rated | No | No |
| Enclosure Material | — | — |
| Grille Material | — | — |
| Bracket Type | — | — |
| Bracket Included | No | No |
| Dual Voice Coil (SDI) | No | No |
Key Differences
- Rec. Power Max: Emotiva AIRMOTIV XC1 at 120W vs KEF SP4057B1AA at 200W
- Rec. Power Min: Emotiva AIRMOTIV XC1 at 10W vs KEF SP4057B1AA at 15W
- Freq Response Low: Emotiva AIRMOTIV XC1 at 50Hz vs KEF SP4057B1AA at 67Hz
- Freq Response High: Emotiva AIRMOTIV XC1 at 27000Hz vs KEF SP4057B1AA at 28000Hz
- Sensitivity: Emotiva AIRMOTIV XC1 at 88dB vs KEF SP4057B1AA at 87dB
Which Should You Choose?
Choose Emotiva AIRMOTIV XC1 if you want:
- + better sensitivity
- + better freq response low
See Where These Rank
Check our editorial rankings to see how Emotiva AIRMOTIV XC1 and KEF SP4057B1AA compare to the rest of the field.
Best Speaker (Center) Rankings
