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Rega
Rega Fono MM Mk5
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Best Phono Preamps · head-to-head
Rega Fono MM Mk5 vs iFi Zen Phono 3
A sourced, side-by-side comparison. Rega Fono MM Mk5 is cheaper at —. Every spec and price links to its source.
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iFi Audio
iFi Zen Phono 3
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Rega Fono MM Mk5 | iFi Zen Phono 3 |
|---|---|---|
| US price | — | — |
| Brand | Rega | iFi Audio |
| Released | — | — |
| Cartridge support | MM only | MM and MC, with 4 selectable modes: MM, MC High, MC Low, MC V-Low |
| Gain (dB) | 41.4 dB @ 1 kHz | 36-72 dB total range across the 4 gain modes |
| Snr (dB) | — | MM: 91 dB(A); MC High: 81 dB(A); MC Low: 89.6 dB(A); MC V-Low: 78.6 dB(A) |
| Riaa accuracy | better than ±0.2 dB (100 Hz - 100 kHz) | ±0.15 dB (20 Hz - 20 kHz) |
| Input capacitance pf | 100 | 100/200 pF selectable across MM and MC modes |
| Subsonic filter | — | Intelligent adaptive subsonic filter, filters record warp without attenuating bass or adding group delay |
| Thd percent | — | as low as 0.0027% (MM mode, -91dB) |
| Output level | 200 mV at 1.7 mV input; 200 ohm output impedance | Balanced XLR and single-ended RCA outputs, level varies by gain mode |
Sources — Rega Fono MM Mk5: rega.co.uk (verified 2026-08-12). iFi Zen Phono 3: ifi-audio.com (verified 2026-08-12).
What's the difference between the Rega Fono MM Mk5 and iFi Zen Phono 3?
Where the two actually differ on the specs we track (5 of 8). Matching specs are omitted.
- Cartridge support: Rega Fono MM Mk5 MM only vs iFi Zen Phono 3 MM and MC, with 4 selectable modes: MM, MC High, MC Low, MC V-Low
- Gain (dB): Rega Fono MM Mk5 41.4 dB @ 1 kHz vs iFi Zen Phono 3 36-72 dB total range across the 4 gain modes
- Riaa accuracy: Rega Fono MM Mk5 better than ±0.2 dB (100 Hz - 100 kHz) vs iFi Zen Phono 3 ±0.15 dB (20 Hz - 20 kHz)
- Input capacitance pf: Rega Fono MM Mk5 100 vs iFi Zen Phono 3 100/200 pF selectable across MM and MC modes
- Output level: Rega Fono MM Mk5 200 mV at 1.7 mV input; 200 ohm output impedance vs iFi Zen Phono 3 Balanced XLR and single-ended RCA outputs, level varies by gain mode