Sennheiser
Sennheiser IE 600
$699Cheaper
Released 2022-03
Best In Ear Monitors · head-to-head
Sennheiser IE 600 vs Sony IER-Z1R
A sourced, side-by-side comparison. Sennheiser IE 600 is cheaper at $699. Every spec and price links to its source.
Sony
Sony IER-Z1R
$1999.99
Released 2018
Which is better: the Sennheiser IE 600 or Sony IER-Z1R?
On the specs we track, they're closely matched. The Sennheiser IE 600 is the cheaper at $699.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Sennheiser IE 600 | Sony IER-Z1R |
|---|---|---|
| US price | $699 | $1999.99 |
| Brand | Sennheiser | Sony |
| Released | 2022-03 | 2018 |
| Driver type | dynamic | hybrid |
| Driver config | 1DD | — |
| Impedance ohms | 18 | 40 |
| Sensitivity db mw | — | 103 |
| Frequency response (Hz) | 4-46500 | 3-100000 |
| Connector type | mmcx | mmcx |
| Cable detachable | Yes | Yes |
| Plug termination | 3.5mm | 3.5mm |
| Shell material | amorphous-metal | zirconium-alloy |
| Weight grams | 6 | 26 |
Sources — Sennheiser IE 600: us.sennheiser-hearing.com (verified 2026-07-11). Sony IER-Z1R: sony.co.in (verified 2026-07-11).
What's the difference between the Sennheiser IE 600 and Sony IER-Z1R?
Where the two actually differ on the specs we track (5 of 10). Matching specs are omitted.
- Driver type: Sennheiser IE 600 dynamic vs Sony IER-Z1R hybrid
- Impedance ohms: Sennheiser IE 600 18 vs Sony IER-Z1R 40
- Frequency response (Hz): Sennheiser IE 600 4-46500 vs Sony IER-Z1R 3-100000
- Shell material: Sennheiser IE 600 amorphous-metal vs Sony IER-Z1R zirconium-alloy
- Weight grams: Sennheiser IE 600 6 vs Sony IER-Z1R 26
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Sennheiser IE 600
All three whitelisted testers (SoundGuys, Tom's Guide, TechRadar) recommend the IE 600 as a premium wired IEM with outstanding detail and a durable zirconium build; only SoundGuys measured anything (5-10 dB foam-tip sub-bass isolation). Chief gripes are the high list price across all three, plus Tom's Guide's harsh-treble warning and a polarizing housing texture. (3 sourced reviews, 1 lab-tested.)
Praised: Exceptional detail retrieval and clear, balanced sound; Durable, premium aerospace-grade ZR01 zirconium housing; Generous accessories: dual 3.5mm/4.4mm cables, foam and silicone tips, case.
Flagged: Expensive at list price; Very confident high frequencies can tip into harshness on bright sources; Textured housing finish is polarizing and can feel uncomfortable over time.
Sony IER-Z1R
No sourced tester review yet.