The TRI I3 Pro ranks #754 out of 971 total In-Ear Headphones for sound quality. See all Headphones rankings for every top pick.
Brand: TRI
Prices on this page were last checked October 14, 2026 at 2:38 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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#754 TRI I3 Pro: $169 Discontinued eBay
Pros: A planar, dynamic and armature tribrid with a polished metal shell and a warm, bassy tuning.
Cons: Discontinued and replaced by the I3 MK3. A Harman score of 58 with treble about 3.6 dB below target means a dark, colored sound.
| Back | Closed |
|---|---|
| Connection | Wired |
| Deviation From Target | 3.02 dB standard deviation |
| Driver Type | Tribrid |
| Drivers | 1 x 10mm planar + 1 x dynamic + 1 x balanced armature |
| Form Factor | In-ear |
| Harman Preference Score | 58 (median of 12 squig.link measurements, calibrated to AutoEQ) |
| Impedance | 15 ohms |
| Sensitivity | 103 dB |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.9 dB at 30 Hz) |
| Tonal Tilt | -1.21 (negative is warmer, positive brighter) |
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