# Kicker Solo-Baric L7S 44L7S124 vs Hertz Mille Pro MPS 300 S4: specs and price compared

A sourced, side-by-side comparison of the Kicker Solo-Baric L7S 44L7S124 (Kicker) and Hertz Mille Pro MPS 300 S4 (Hertz) among car subwoofers. Kicker Solo-Baric L7S 44L7S124 is the cheaper of the two at $379.99.

## Side by side

| Spec | Kicker Solo-Baric L7S 44L7S124 | Hertz Mille Pro MPS 300 S4 |
| --- | --- | --- |
| US price | $379.99 | $680 |
| Brand | Kicker | Hertz |
| Cone size (in) | 12 | 12 |
| Rms power watts | 750 | 500 |
| Peak power watts | 1500 | 1000 |
| Impedance ohms | 4 | 4 |
| Voice coil config | dual-voice-coil | single-voice-coil |
| Sensitivity (dB) | 88.6 | 85 |
| Frequency response (Hz) | 20-100 | 25-400 |
| Enclosure type | component-driver | component-driver |
| Mounting depth (in) | 6.6875 | 3.46 |
| Xmax (mm) | 19.25 | — |
| Weight (lb) | — | 14.64 |

## Key differences

- Rms power watts: Kicker Solo-Baric L7S 44L7S124 750 vs Hertz Mille Pro MPS 300 S4 500
- Peak power watts: Kicker Solo-Baric L7S 44L7S124 1500 vs Hertz Mille Pro MPS 300 S4 1000
- Voice coil config: Kicker Solo-Baric L7S 44L7S124 dual-voice-coil vs Hertz Mille Pro MPS 300 S4 single-voice-coil
- Sensitivity (dB): Kicker Solo-Baric L7S 44L7S124 88.6 vs Hertz Mille Pro MPS 300 S4 85
- Frequency response (Hz): Kicker Solo-Baric L7S 44L7S124 20-100 vs Hertz Mille Pro MPS 300 S4 25-400
- Mounting depth (in): Kicker Solo-Baric L7S 44L7S124 6.6875 vs Hertz Mille Pro MPS 300 S4 3.46

## Sources

- Kicker Solo-Baric L7S 44L7S124: https://www.kicker.com/solo-baric-l7s-12-4-ohm-subwoofer (kicker.com, verified 2026-07-11)
- Hertz Mille Pro MPS 300 S4: https://hertz-audio.com/product/mps-300-s4/ (hertz-audio.com, verified 2026-07-11)

Canonical: https://frontdeskreview.com/gear/car-subwoofers/kicker-solo-baric-l7s-44l7s124-vs-hertz-mille-pro-mps-300-s4/
Cite: Per The Front Desk Review, Kicker Solo-Baric L7S 44L7S124 ($379.99) vs Hertz Mille Pro MPS 300 S4 ($680) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/car-subwoofers/kicker-solo-baric-l7s-44l7s124-vs-hertz-mille-pro-mps-300-s4/
License: CC BY 4.0.