Sony Xperia Ear Duo
Open-ear audio, calls and original phone assistant functions
- Battery / power
- 56 mAh units / 740 mAh charging case ↗
Keep in mind Legacy assistant features depend on operating system, app and discontinued services.
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The differences that matter
Sony Xperia Ear
Original voice-assistant mono Bluetooth headset
Keep in mind Legacy wearable profile. Current production, retailer stock and app/service compatibility were not established.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| AI wearablesAdd a model |  |  |
|---|---|---|
| Prices · all markets | Price not verified 0 offer records & sourcesNo verified price in this audit. | Price not verified 0 offer records & sourcesNo verified price in this audit. |
| Designed for | Open-ear audio, calls and original phone assistant functions ↗ | Original voice-assistant mono Bluetooth headset ↗ |
| Form factor | Wireless open-ear under-ear stereo headset ↗ | Single ear-worn headset with charge case ↗ |
| Charging | USB-C case; 7 minutes charging for about 1 hour audio ↗ | USB ↗ |
| Battery / power | 56 mAh units / 740 mAh charging case ↗ | Not verified |
| Weight | Approximately 10.6 g each unit; 76 g case ↗ | Approximately 6.6 g headset ↗ |
| Dimensions | 17.5 × 59.6 × 10.2 mm each unit ↗ | Not applicable to this category |
| Drivers | 10 mm dynamic ↗ | Not applicable to this category |
| Wireless | Bluetooth 4.2/LE; NFMI between left/right units ↗ | Bluetooth 4.1 ↗ |
| Audio codecs | SBC and AAC ↗ | Not applicable to this category |
| Runtime | Up to 4 hours audio, 16 hours total including case ↗ | Approximately 4 hours audio or calls ↗ |
| Microphones | Four total beam-forming microphones ↗ | Not applicable to this category |
| Water / dust rating | IPX2 ↗ | Not applicable to this category |
| Standby | Not applicable to this category | Approximately 80 hours ↗ |
| Charge Time | Not applicable to this category | Approximately 80 minutes headset / 90 minutes case ↗ |
| Profiles | Not applicable to this category | A2DP 1.3, HFP 1.6, AVRCP 1.5, HSP 1.2 ↗ |
| Compatibility | Not applicable to this category | Original requirement Android 4.4+ and compatible Bluetooth profiles ↗ |
| Fit | Not applicable to this category | S/M/L canal tips plus open-type tip ↗ |
| Availability | Legacy Sony profile; maker explicitly ended CLOVA on 10 March 2021 and LINE MUSIC integration on 28 May 2020. | Sony says this product is no longer handled by its store. Legacy assistant/software features not verified today. |
| Important context |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-13 | Manufacturer source Checked 2026-10-13 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.