True Wireless
OnePlus E502A
Not yet scored
$40
Full review dataOnePlus E502A vs Realme Buds Air 7: which should you buy?
Specs, scores and condensed review verdicts for the OnePlus E502A vs Realme Buds Air 7, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
True Wireless
Realme Buds Air 7
78Great
$59
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
OnePlus E502A
No sub-scores yet - not enough rated reviews.
Realme Buds Air 7
Sound7.5
Noise cancelling7.0
Battery8.0
Calls7.0
Value8.5
Specifications
| Spec | OnePlus E502A | Realme Buds Air 7 |
|---|---|---|
| Type | True Wireless | True Wireless |
| Price (USD) | $40 | $59 |
| HearWiki score | Not scored | 78 / 100 · Great |
| Released | 2021 | 2025 |
| Audio | ||
| Driver | 10mm dynamic | dynamic |
| Driver size | 10 mm | 12.4 mm |
| Drivers per side | 1 | 2 |
| Frequency response | 20Hz-20kHz | 20 Hz - 20,000 Hz |
| Impedance | - | 32 Ω |
| Sensitivity | 97 dB/mW | - |
| Wireless | ||
| Bluetooth | BT 5.0 | 5.x |
| Bluetooth version | - | 5.4 |
| Codecs | SBC, AAC | SBC, AAC, LHDC |
| Multipoint pairing | No | Yes |
| Latency | - | 45 ms |
| Wireless range | 10 m | 10 m |
| Battery | ||
| Battery life | 20 h | 13 h |
| Battery life (ANC on) | - | 7.5 h |
| Battery incl. case | 20 h | 52 h |
| Full charge time | - | 120 min |
| Quick charge | 10 mins for 3 hours | 10 min = 10 h |
| Wireless charging | - | No |
| Features | ||
| Active noise cancelling | No | Yes |
| ANC type | - | adaptive |
| Transparency mode | - | Yes |
| Companion app | - | Yes |
| Custom EQ | - | Yes |
| Wear detection | - | No |
| Controls | - | touch |
| Voice assistant | - | Google Assistant |
| Design | ||
| Weight | 4.35 g | 50 g |
| Case weight | 40 g | 40 g |
| Water resistance | IP55 | IP55 |
| USB-C | Yes | Yes |
| Calls | ||
| Microphones | - | 6 |
| Call noise reduction | - | 6-mic AI call noise reduction |
What reviewers said
OnePlus E502A
These true wireless earbuds deliver punchy bass from a 10mm dynamic driver, with a total of 20 hours of playback when including the charging case. They're built for active use with an IP55 rating and a light 4.35g per bud, though they skip ANC and multipoint connectivity. Quick charging adds 3 hours from a 10-minute top-up, and USB-C keeps recharging convenient.
- Pro:Solid bass response from 10mm driver
- Pro:IP55 sweat and water resistance
- Pro:Lightweight at just 4.35g per bud
- Con:No active noise cancellation
- Con:No multipoint pairing
- Con:Limited codec support (SBC, AAC only)
Realme Buds Air 7
The Realme Buds Air 7 are budget-friendly true wireless earbuds that combine hybrid active noise cancellation with a punchy 12.4mm dynamic driver. They offer strong battery longevity, multipoint pairing, and a clear, natural sound profile with a bass-forward tilt, making them a versatile pick for everyday use under $50. With IP55 durability and LDAC support, they pack impressive features for the price.
- Pro:Excellent battery life, especially with the charging case
- Pro:Effective hybrid ANC for the price
- Pro:Supports LDAC and multipoint connectivity
- Con:Bass may feel overpowering for some listeners
- Con:No wireless charging support
- Con:Touch controls can be overly sensitive
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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