
Austrian Audio Hi-X15 vs FiiO JT9: which should you buy?
Specs, scores and condensed review verdicts for the Austrian Audio Hi-X15 vs FiiO JT9, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
Score breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
No sub-scores yet - not enough rated reviews.
Specifications
| Spec | Austrian Audio Hi-X15 | FiiO JT9 |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $149 | $145 |
| HearWiki score | 84 / 100 · Great | Not scored |
| Released | 2021 | 2026 |
| Audio | ||
| Driver | dynamic | planar |
| Driver size | 44 mm | 95 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 12Hz-24kHz | 7Hz-40kHz |
| Impedance | 25 Ω | 20 Ω |
| Sensitivity | 99 dB/mW | 95 dB/mW |
| Sensitivity (dB/Vrms) | 113 | - |
| Wireless | ||
| Multipoint pairing | No | - |
| Features | ||
| Active noise cancelling | No | - |
| Controls | - | buttons |
| Design | ||
| Weight | 255 g | 365 g |
| Foldable | Yes | Yes |
| Detachable cable | Yes | Yes |
| USB-C | No | - |
What reviewers said
Austrian Audio Hi-X15
The Austrian Hi-X15 is a wired over-ear headphone that brings studio-grade clarity and detail to a budget-friendly price point. Its lightweight, foldable build and low-impedance design make it a practical choice for on-the-go engineers, while the 44mm dynamic drivers deliver a balanced, revealing sound that suits tracking and mixing tasks. It offers impressive value for those seeking transparent monitoring without breaking the bank.
- Pro:Excellent price-to-performance ratio
- Pro:Lightweight and foldable for portability
- Pro:Easy to drive with low impedance and high sensitivity
- Con:Lacks Bluetooth or multipoint connectivity
- Con:No active noise cancellation
- Con:Some technical specifications are not fully disclosed
FiiO JT9
The FiiO JT9 is an open-back planar over-ear headphone that uses a large 95mm driver with an ultra-thin diaphragm to deliver deep, punchy bass and crisp highs. It's a lightweight, foldable wired design with detachable cables (3.5mm and 4.4mm) and on-cable controls, making it a portable option for audiophiles on a budget. With a low 20-ohm impedance and decent sensitivity, it pairs easily with most sources without needing a dedicated amp.
- Pro:Large planar driver for detailed sound
- Pro:Lightweight and foldable for travel
- Pro:Detachable cables with both 3.5mm and 4.4mm options
- Con:Open-back design leaks sound and offers no isolation
- Con:No active noise cancellation
- Con:On-cable controls are limited to buttons only
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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