Short answer: the FiiO x JadeAudio JD1. Both are rated 3.3/5 for sound quality (#927 and #895 of 1291 in-ear headphones), and the FiiO x JadeAudio JD1 costs $4.99 against $9.99 for the FiiO x JadeAudio JH5, so with nothing between them on sound quality, price settles it.
What the FiiO x JadeAudio JD1 does well: A broadly balanced tuning with a preference score of 65 against the Harman target. The catch: An uneven response, 2.4 dB standard deviation from target.
The case for the FiiO x JadeAudio JH5: A broadly balanced tuning with a preference score of 66 against the Harman target. The catch: Treble about 2 dB below target from 3 to 10 kHz, which can sound dull or veiled next to brighter headphones.
Buy the FiiO x JadeAudio JD1. Both are rated the same for sound quality, and it costs $5 less than the FiiO x JadeAudio JH5.
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A broadly balanced tuning with a preference score of 65 against the Harman target.
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A broadly balanced tuning with a preference score of 66 against the Harman target.
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Specifications Side By Side
| FiiO x JadeAudio JD1 | FiiO x JadeAudio JH5 | |
|---|---|---|
| Price | 4.99 | 9.99 |
| Ranked | #927 of 1291 in In-Ear Headphones | #895 of 1291 in In-Ear Headphones |
| Form Factor | In-ear | In-ear |
| Back | Closed | Closed |
| Harman Preference Score | 65 (median of 4 squig.link measurements, calibrated to AutoEQ) | 66 (median of 5 squig.link measurements, calibrated to AutoEQ) |
| Deviation From Target | 2.37 dB standard deviation | 2.43 dB standard deviation |
| Tonal Tilt | -0.72 (negative is warmer, positive brighter) | -0.69 (negative is warmer, positive brighter) |
| Sub-bass Extension | Within 6 dB of target down to 20 Hz (+2.9 dB at 30 Hz) | Within 6 dB of target down to 20 Hz (-1.9 dB at 30 Hz) |
| Connection | Wired | Wired |
| Driver Type | Dynamic | Hybrid |
| Drivers | 1 x 10mm LCP (Liquid Crystal Polymer) dynamic driver | 1 DD + 4 BA (1 x 10mm carbon-based dynamic driver + 4 x custom balanced armatures) |
| Impedance | 24 ohms | 13 ohms |
| Sensitivity | 109 dB/mW | 111 dB/mW |
| Frequency Response | 20Hz - 20,000Hz | 20Hz - 40,000Hz |
| Weight | 0 lbs (7 g) (per earpiece) | 0 lbs (7.6 g) (per earpiece) |
Frequency Response Compared
Both headphones’ measurements overlaid on the Harman target. Above the target sounds louder in that range, below it quieter. Each curve is the median of several independent measurements, shifted so its 500 Hz to 2 kHz average sits at 0 dB, so only the tuning is compared.
Measurement data: the FiiO x JadeAudio JD1 from boizoff, dchpgall, ianfann and jaytiss; the FiiO x JadeAudio JH5 from ekaudio, flare, iemocean, joshtbvo and superreview, all via squig.link.
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