SonoFlow Pro HQ51
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
50 Overall Score
Price ₹0
Snapshot
Pros & Cons
Pros
- Strong battery (99th percentile) 99th
- Strong connectivity (95th percentile) 95th
- Strong sound (93rd percentile) 93rd
- Strong anc (81st percentile) 81st
Cons
- Below average comfort (13th percentile)
The proof
Performance
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Weight | 0.6 kg / 1.3 lbs |
| Ear Cushion | memory foam |
Audio
| Driver Type | dynamic |
| Driver Size | 40 |
| Drivers | 1 |
| Freq Min | 5 |
| Freq Max | 40000 |
| Impedance | 32 |
| Hi-Res Audio | Yes |
| Codecs | LDAC |
Noise Control
| ANC | Yes |
| ANC Type | QuietMax |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
| Profiles | HFP, A2DP, AVRCP |
| Multipoint | Yes |
| Wired Connector | 3.5mm |
Battery
| Battery Life | 100 |
| Charge Time | 1.33 |
| Fast Charging | 5 minutes for 10 hours |
| Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 2 |
| NC Mic | Yes |
| Boom Mic | No |
| Detachable Mic | No |
Features
| App | 1MORE app |
| Gaming Mode | Yes |
vs Competition
| Spec | SonoFlow Pro HQ51 | Bowers & Wilkins Px8 S2 | Sennheiser MOMENTUM 4 | Sony ULT WEAR WHULT900N/B | Apple AirPods Max Midnight | Technics EAH-A800 |
|---|---|---|---|---|---|---|
| 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 | 40 |
| Impedance Ohms | 32 | - | 470 | 314 | 16 | 34 |
| 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 | 5.3 | 5.2 | 5.2 | 5.0 | 5.2 |
| Battery Life Hours | 100 | 30 | 60 | 30 | 20 | 50 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| SonoFlow Pro HQ51 | 80.6 | 79.2 | 35 | 93.2 | 98.6 | 12.5 | 53 | 95 | 57.7 |
| Bowers & Wilkins Px8 S2 Compare | 98 | 99.3 | 95.7 | 99.4 | 76.1 | 53.6 | 87.2 | 97.7 | 98.4 |
| Sennheiser MOMENTUM 4 Compare | 98 | 85.3 | 92.4 | 97.8 | 90.7 | 87.7 | 37.4 | 98.1 | 67.2 |
| Sony ULT WEAR WHULT900N/B Compare | 98 | 85.3 | 77.7 | 95.6 | 76.1 | 53.6 | 70.7 | 98.9 | 87.5 |
| Apple AirPods Max Midnight Compare | 98 | 83.2 | 92.4 | 93.2 | 69.8 | 32.3 | 87.2 | 94.4 | 98.4 |
| Technics EAH-A800 Compare | 93.4 | 98.3 | 77.7 | 97.2 | 85.9 | 53.6 | 53 | 97.4 | 60 |
Price
Value & Pricing
We started tracking prices for this product on May 4, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
