KEF SP4058B1AA vs Monitor Audio MA-SS7GC250
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Choosing between the KEF SP4058B1AA and Monitor Audio MA-SS7GC250? 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 KEF SP4058B1AA scores higher in audio quality, volume/SPL. The Monitor Audio MA-SS7GC250 leads in form factor, room fit. They score similarly in value.
For speaker performance, the Monitor Audio MA-SS7GC250 is more sensitive at 88.5 dB vs 88 dB, and impedances of 4Ω vs 8Ω. 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 | 88.5dB |
| Impedance | 4Ω | 8Ω |
| Freq Response Low | 65Hz | 65Hz |
| Freq Response High | 28000Hz | 35000Hz |
| Crossover | — | 650Hz |
| Bi-Amp Capable | No | No |
| Rec. Power Min | 15W | 200W |
| Rec. Power Max | 250W | 200W |
| Mounting Type | center | 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 Min: KEF SP4058B1AA at 15W vs Monitor Audio MA-SS7GC250 at 200W
- Impedance: KEF SP4058B1AA at 4Ω vs Monitor Audio MA-SS7GC250 at 8Ω
- Freq Response High: KEF SP4058B1AA at 28000Hz vs Monitor Audio MA-SS7GC250 at 35000Hz
- Rec. Power Max: KEF SP4058B1AA at 250W vs Monitor Audio MA-SS7GC250 at 200W
- Sensitivity: KEF SP4058B1AA at 88dB vs Monitor Audio MA-SS7GC250 at 88.5dB
Which Should You Choose?
Choose Monitor Audio MA-SS7GC250 if you want:
- + better sensitivity
See Where These Rank
Check our editorial rankings to see how KEF SP4058B1AA and Monitor Audio MA-SS7GC250 compare to the rest of the field.
Best Speaker (Center) Rankings
