Short answer: the EPZ K5. It ranks #156 of 450 in-ear headphones by sound quality, rated 4.3/5, at $59; the Tin HiFi Dudu ranks #196, rated 4.2/5, at $59. Close enough in price that the sound-quality gap is the deciding factor.
Buy the EPZ K5. It is rated higher for sound quality than the Tin HiFi Dudu at the same price, so only choose the other one for a particular feature it does better.
Want more options? Browse the full Headphones rankings.
Specifications Side By Side
| EPZ K5 | Tin HiFi Dudu | |
|---|---|---|
| Price | $59.00 | $59.00 |
| Ranked | #156 of 450 in In-Ear Headphones | #196 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 77 (median of 11 squig.link measurements, calibrated to AutoEQ) | 76 (median of 18 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 1.68 dB standard deviation | 1.61 dB standard deviation |
| Tonal Tilt | +0.27 (negative is warmer, positive brighter) | -0.50 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-2.3 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (+1.0 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Hybrid (1 dynamic + 4 balanced armature) | Planar magnetic |
| Drivers | 1 x 8mm dynamic + 4 x balanced armature | 1 x 13mm planar magnetic |
| Impedance | 30 ohms | 32 ohms |
| Sensitivity | 114 dB/mW | 103 dB |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) | 10Hz - 20kHz (Manufacturer specified) |
| Built-in Microphone | No | - |
Related Headphone Comparisons
How EPZ K5 compares with other leading options:
- EPZ G20 Pro vs EPZ K5
- EPZ K5 vs Tin HiFi T3 Plus
- Tin HiFi T3 Plus vs Tin HiFi Dudu
- Tin HiFi Dudu vs Tin HiFi C3
- 7Hz Sonus vs Tin HiFi Dudu
Prices on this page were last checked October 11, 2026 at 4:59 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Headphones In Full
EPZ K5: $59.00 Amazon eBay
Full EPZ K5 review and specifications →
| Back | Closed |
|---|---|
| Built-in Microphone | No |
| Connection | Wired |
| Deviation From Target | 1.68 dB standard deviation |
| Driver Type | Hybrid (1 dynamic + 4 balanced armature) |
| Drivers | 1 x 8mm dynamic + 4 x balanced armature |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 77 (median of 11 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 30 ohms |
| Sensitivity | 114 dB/mW |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-2.3 dB at 30 Hz) |
| Tonal Tilt | +0.27 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
Tin HiFi Dudu: $59.00 Amazon eBay
Full Tin HiFi Dudu review and specifications →
| Released | 2024 (2 years ago) |
|---|---|
| Back | Closed |
| Connection | Wired |
| Deviation From Target | 1.61 dB standard deviation |
| Driver Type | Planar magnetic |
| Drivers | 1 x 13mm planar magnetic |
| Form Factor | In-ear |
| Frequency Response | 10Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 76 (median of 18 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 32 ohms |
| Sensitivity | 103 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+1.0 dB at 30 Hz) |
| Tonal Tilt | -0.50 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons