Image © ceneo.plOPPO Enco Air3i
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At a glance
- Brand
- OPPO
- Type
- True Wireless
- Fit
- -
- Connection
- Wireless
- Noise cancelling
- No
- Released
- 2024
The OPPO Enco Air3i are true wireless earbuds featuring a 13.4mm composite titanized diaphragm driver, Bluetooth 5.3 with AAC/SBC codecs, and IPX4 water resistance. They offer up to 5.5 hours of playtime on a single charge and 35 hours with the charging case.
The HearWiki takeAI-condensed
The OPPO Enco Air3i are budget-friendly true wireless earbuds with a 13.4mm dynamic driver, Bluetooth 5.3, and support for SBC and AAC codecs. They deliver up to 5.5 hours of playback per charge, extending to 35 hours with the case, and feature IPX4 water resistance for light workouts or outdoor use. Touch controls, a custom EQ, and a low-latency mode make them versatile for everyday listening and calls.
What works
- Affordable price point
- Compact and lightweight design (3.7g per bud)
- IPX4 water resistance for sweat and light rain
- Custom EQ available via app
- Low latency (47ms) for gaming or video
What doesn't
- No active noise cancellation
- No multipoint connection
- Battery life per charge is modest at 5.5 hours
- Only SBC and AAC codecs, no aptX or LDAC
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
Specifications
| Driver | 13.4 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 13.4 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Sensitivity | 128 dB/mW |
Audio
| Driver | 13.4 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 13.4 mm |
| Drivers per side | 1 |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 32 Ω |
| Sensitivity | 128 dB/mW |
Wireless
| Bluetooth | 5.3 |
|---|---|
| Codecs | SBC, AAC |
| Multipoint pairing | No |
| Latency | 47 ms |
| Wireless range | 10 m |
Battery
| Battery life | 5.5 h |
|---|---|
| Battery incl. case | 35 h |
| Full charge time | 60 min |
Features
| Active noise cancelling | No |
|---|---|
| Companion app | Yes |
| Custom EQ | Yes |
| Controls | touch |
| Voice assistant | Yes |
Design
| Weight | 3.7 g |
|---|---|
| Case weight | 40.2 g |
| Water resistance | IPX4 |
| USB-C | Yes |
| Model code | ETE91 |
Calls
| Microphones | 2 |
|---|---|
| Mic sensitivity | -38 dBV |
| Call noise reduction | Yes |
| Call NR technology | AI ENC |
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