Short answer: the CCA Polaris. Both are rated 4.1/5 for sound quality (#231 and #220 of 450 in-ear headphones), and the CCA Polaris costs $13 against $18.99 for the TRN MT1 Pro, with sound quality a draw, the lower price decides it.
Buy the CCA Polaris. Both are rated the same for sound quality, and it costs $5.99 less than the TRN MT1 Pro.
Looking for alternatives? See the complete Headphones rankings.
Specifications Side By Side
| CCA Polaris | TRN MT1 Pro | |
|---|---|---|
| Price | $13.00 | $18.99 |
| Ranked | #231 of 450 in In-Ear Headphones | #220 of 450 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 75 (median of 7 squig.link measurements, calibrated to AutoEQ) | 75 (median of 3 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 1.98 dB standard deviation | 1.87 dB standard deviation |
| Tonal Tilt | -0.07 (negative is warmer, positive brighter) | -0.23 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-3.1 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (-0.8 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Dynamic | Dynamic |
| Drivers | 1 x 10mm dynamic | 1 x 10mm dynamic |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) | 20Hz - 20kHz (Manufacturer specified) |
| Impedance | - | 22 ohms |
| Sensitivity | - | 106 dB/mW |
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- CCA Polaris vs KZ ZSN Pro 2
- TRN MT5 vs CCA Polaris
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
CCA Polaris: $13.00 Linsoul eBay
Full CCA Polaris review and specifications →
| Back | Closed |
|---|---|
| Connection | Wired |
| Deviation From Target | 1.98 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 10mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 40kHz (Manufacturer specified) |
| Harman Preference Score | 75 (median of 7 squig.link measurements, calibrated to AutoEQ) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-3.1 dB at 30 Hz) |
| Tonal Tilt | -0.07 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons
TRN MT1 Pro: $18.99 Amazon eBay
Full TRN MT1 Pro review and specifications →
| Back | Closed |
|---|---|
| Connection | Wired |
| Deviation From Target | 1.87 dB standard deviation |
| Driver Type | Dynamic |
| Drivers | 1 x 10mm dynamic |
| Form Factor | In-ear |
| Frequency Response | 20Hz - 20kHz (Manufacturer specified) |
| Harman Preference Score | 75 (median of 3 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 22 ohms |
| Sensitivity | 106 dB/mW |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (-0.8 dB at 30 Hz) |
| Tonal Tilt | -0.23 (negative is warmer, positive brighter) |
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons