On sale 21%
SonoFlow Pro HQ51
Its 100-hour battery life and LDAC Hi-Res audio with 45dB QuietMax ANC set these headphones apart, while 40mm diamond drivers deliver frequency response up to 40kHz. Weighing just 246g with memory foam pads, they provide all-day comfort, and Bluetooth 5.4 multipoint plus a wired backup ensure seamless switching. Best for frequent flyers and remote workers needing marathon battery and lightweight build, though active noise cancellation scores lower for noisy commutes.
form factor over-ear
driver type dynamic
driver size mm 40
impedance ohms 32
Wireless Yes
active noise cancellation Yes
bluetooth version 5.4
battery life hours 100
51 Overall Score
Price $70
Snapshot
Pros & Cons
Pros
- Strong battery (99th percentile) 99th
- Strong sound (95th percentile) 95th
- Strong connectivity (94th percentile) 94th
- Strong mic (85th percentile) 85th
Cons
- Below average comfort (10th percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Weight | 0.6 kg / 1.3 lbs |
| Ear Cushion | memory foam |
Audio
| Driver Type | dynamic |
| Driver Size | 40 |
| Freq Max | 40000 |
| Impedance | 32 |
| Hi-Res Audio | Yes |
| Codecs | LDAC |
Noise Control
| ANC | Yes |
| ANC Type | QuietMax ANC |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Profiles | HFP, A2DP, AVRCP |
| Multipoint | Yes |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 100 |
| Charge Time | 1.333 |
| Fast Charging | 5 Mins = 10H |
| Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 2 |
| NC Mic | Yes |
Features
| App | 1MORE app |
vs Competition
| Spec | SonoFlow Pro HQ51 | Sony ULT WEAR WHULT900N/B | Sennheiser MOMENTUM 4 | Bose QuietComfort 884367-1100 | Anker Life Q20 A3025 | TOZO HT3 |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | dynamic | dynamic | dynamic | dynamic | dynamic | dynamic |
| Driver Size (mm) | 40 | 40 | 42 | - | 40 | 40 |
| Impedance Ohms | 32 | 314 | 470 | 32 | 16 | 16 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Open Closed Back | - | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.4 | 5.2 | 5.2 | 5.1 | 5.0 | 6.0 |
| Battery Life Hours | 100 | 30 | 60 | 24 | 60 | 90 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| SonoFlow Pro HQ51 | 84.8 | 84.9 | 37.9 | 95.1 | 99 | 10 | 53.2 | 94.4 | 63.8 |
| Sony ULT WEAR WHULT900N/B Compare | 98.5 | 89.4 | 81.5 | 96.9 | 82.1 | 62.1 | 70.8 | 99.2 | 89.5 |
| Sennheiser MOMENTUM 4 Compare | 98.5 | 89.4 | 93.8 | 98.5 | 93.1 | 91 | 37.5 | 98.6 | 72.1 |
| Bose QuietComfort 884367-1100 Compare | 92 | 75.5 | 93.8 | 52.9 | 79.6 | 85.7 | 81.3 | 95 | 89.5 |
| Anker Life Q20 A3025 Compare | 95.2 | 89.4 | 89.7 | 100 | 93.1 | 91 | 95.9 | 91.7 | 89.5 |
| TOZO HT3 Compare | 92 | 89.4 | 96.3 | 99.2 | 98.1 | 62.1 | 95.9 | 97.7 | 94.9 |
Price
Value & Pricing
From $70
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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.
