SonoFlow Pro HQ51
Delivering 100 hours of battery life with LDAC Hi-Res audio and QuietMax dual-feed ANC that blocks over 45dB of noise, these 246g over-ears combine extreme endurance with wireless fidelity. Their lightweight build and quick 5-minute charge for 10 hours of playback make them practical for daily commutes, though call quality scores remain average. Best for travelers and commuters who prioritize all-day battery life and effective noise cancellation in loud environments like subways or airports.
form factor over-ear
driver type dynamic
driver size mm 40
impedance ohms 32
Wireless Yes
active noise cancellation Yes
open closed back closed
bluetooth version 5.4
53 Overall Score
Price €94
Snapshot
Pros & Cons
Pros
- Strong battery (99th percentile) 99th
- Strong sound (95th percentile) 95th
- Strong anc (84th percentile) 84th
- Strong connectivity (80th percentile) 80th
Cons
- Below average comfort (6th percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Weight | 0.5 kg / 1.2 lbs |
| Ear Cushion | protein leather |
Audio
| Driver Type | dynamic |
| Driver Size | 40 |
| Freq Max | 40000 |
| Impedance | 32 |
| Hi-Res Audio | Yes |
| Codecs | LDAC |
Noise Control
| ANC | Yes |
| ANC Type | dual-feed |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 100 |
| Fast Charging | 5 minutes for 10 hours playback |
Microphone
| Microphone | Yes |
| NC Mic | Yes |
vs Competition
| Spec | SonoFlow Pro HQ51 | Sony ULT WEAR WHULT900N/B | Sennheiser MOMENTUM 4 | Bose QuietComfort Ultra | JBL Tune 670NC | Beyerdynamic Aventho 1001609 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | on-ear | on-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 42 | - | 32 | 45 |
| Impedance Ohms | 32 | 314 | 470 | 32 | 32 | 48 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.4 | 5.2 | 5.2 | 5.3 | 5.3 | 5.4 |
| Battery Life Hours | 100 | 30 | 60 | 24 | 70 | 40 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| SonoFlow Pro HQ51 | 83.7 | 73.6 | 37.2 | 94.7 | 98.5 | 6.4 | 70.8 | 79.7 | 70.9 |
| Sony ULT WEAR WHULT900N/B Compare | 98.4 | 88.3 | 80.6 | 96.6 | 80.8 | 59.6 | 70.8 | 99.1 | 89 |
| Sennheiser MOMENTUM 4 Compare | 98.4 | 88.3 | 93.5 | 98.3 | 92.5 | 90.1 | 37.5 | 98.5 | 70.9 |
| Bose QuietComfort Ultra Compare | 94.8 | 83.5 | 96.2 | 61.3 | 78 | 84.5 | 70.8 | 99.4 | 76 |
| JBL Tune 670NC Compare | 98.4 | 73.6 | 80.6 | 64.8 | 95.2 | 90.1 | 81.7 | 99.4 | 98.7 |
| Beyerdynamic Aventho 1001609 Compare | 98.4 | 83.5 | 96.2 | 98.7 | 85.1 | 59.6 | 0 | 98.2 | 59.7 |
Price
Value & Pricing
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Price History
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
