True Wireless
Sony WF-1000XM4
84Great
$200
Full review dataSony WF-1000XM4 vs Technics EAH-AZ100: which should you buy?
On aggregated review scores the Sony WF-1000XM4 comes out ahead with an HearWiki score of 84. The full breakdown - sub-scores, specs and what reviewers actually said - is below.
Our pick: Sony WF-1000XM4 - Great overall at around $199.
Score breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Sony WF-1000XM4
Sound8.5
Noise cancelling9.0
Battery7.5
Calls7.0
Value7.5
Technics EAH-AZ100
Sound8.5
Noise cancelling8.0
Battery7.5
Calls7.0
Value7.5
Specifications
| Spec | Sony WF-1000XM4 | Technics EAH-AZ100 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $200 | $250 |
| HearWiki score | 84 / 100 · Great | 78 / 100 · Great |
| Released | 2021 | 2025 |
| Audio | ||
| Driver | 6 mm | dynamic |
| Driver size | 6 mm | 10 mm |
| Drivers per side | 2 | 1 |
| Frequency response | 20 Hz - 40,000 Hz | 20 Hz - 40,000 Hz |
| Impedance | - | 16 Ω |
| Wireless | ||
| Bluetooth | 5.2 | 5.3 |
| Bluetooth version | 5.2 | 5.3 |
| Codecs | SBC, AAC, LDAC | SBC, AAC, LDAC, LC3 |
| Multipoint pairing | Yes | Yes |
| Wireless range | 10 m | - |
| Battery | ||
| Battery life | 12 h | 12 h |
| Battery life (ANC on) | 8 h | 10 h |
| Battery incl. case | 24 h | 28 h |
| Full charge time | 90 min | 120 min |
| Quick charge | 5 min = 1 h | 15 min = 70 min |
| Wireless charging | Yes | Yes |
| Features | ||
| Active noise cancelling | - | Yes |
| ANC type | adaptive | hybrid |
| Transparency mode | - | Yes |
| Companion app | - | Yes |
| Custom EQ | - | Yes |
| Wear detection | - | Yes |
| Controls | - | touch |
| Voice assistant | - | Yes |
| Design | ||
| Weight | 41.1 g | 11.8 g |
| Case weight | 41 g | 42 g |
| Water resistance | IPX4 | IPX4 |
| USB-C | - | Yes |
| Calls | ||
| Microphones | - | 2 |
What reviewers said
Sony WF-1000XM4
The Sony WF-1000XM4 are high-end true wireless earbuds that excel in active noise cancellation and sound quality, with a compact 6mm driver and support for high-resolution LDAC streaming. They provide about 8 hours of playback per charge, extendable to 24 hours with the case, and include handy features like multipoint connectivity and quick charging. Their IPX4 rating makes them suitable for workouts, though the overall design is a bit bulky for some ears.
- Pro:Excellent active noise cancellation
- Pro:Rich, detailed sound with LDAC support
- Pro:Good battery life with fast charging
- Con:Bulkier fit compared to rivals
- Con:No wireless charging on the case
- Con:Touch controls can be finicky
Technics EAH-AZ100
The Technics EAH-AZ100 are high-end true wireless earbuds that combine adaptive noise cancellation with a 10mm dynamic driver for rich sound, supporting LDAC and AAC codecs. They deliver up to 12 hours of playback on a single charge (10 with ANC), extend to 28 hours with the case, and offer multipoint pairing for up to three devices. With IPX4 sweat resistance, wireless charging, and touch controls, they're a versatile premium option.
- Pro:Excellent battery life, even with ANC engaged
- Pro:Multipoint connectivity for up to three devices
- Pro:Supports high-resolution LDAC audio
- Con:Premium price point
- Con:No ear tips included in the box
- Con:Touch controls may take time to master
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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