Sony ULT Wear (WH-ULT900N) vs Shokz OpenSwim Pro
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At a glance
Key specifications and important differences. Full details follow below.
| Feature |  Sony ULT Wear (WH-ULT900N) |  Shokz OpenSwim Pro |
|---|---|---|
| Price | KSh 22,000 | KSh 24,500.00 |
| Drivers | 1.57 in (Dome Type) | 8th-generation bone-conduction transducers |
| Connection | Bluetooth + Stereo Mini Jack | Bluetooth and integrated MP3 player |
| Active Noise Cancellation | Yes | No |
| Battery Life | Max. 30 hrs (NC ON), Max. 50 hrs (NC OFF) | Up to 9 hours Bluetooth / 6 hours MP3 |
| Water & Dust Resistance | — | IP68; submersible to 2m fresh water |
| Weight | Approx. 8.99 oz | 27.3g |
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Full specifications
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General
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Brand | Sony | Shokz |
| Model | WH-ULT900N | OpenSwim Pro |
| Announced | 2024 | June 2024 |
| Type | Over-Ear Wireless Headphones | Open-Ear Bone-Conduction Headset |
| Color | Forest Gray Off-White Black, Forest Gray Off-White Black | Official colorways vary by market and selected variant |
Design
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Weight | Approx. 8.99 oz | 27.3g |
Battery & Charging
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Battery Life | Max. 30 hrs (NC ON), Max. 50 hrs (NC OFF) | Up to 9 hours Bluetooth / 6 hours MP3 |
| Charging Time | Approx. 3.5 hrs | Approximately 1.5 hours |
| Charging Port | USB-C | 4-pin magnetic charging/data cable |
| Wireless Charging | No | — |
| Fast Charging | — | 10 minutes provides up to 3 hours |
Connectivity
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Connection | Bluetooth + Stereo Mini Jack | Bluetooth and integrated MP3 player |
| Bluetooth | Bluetooth 5.2 | Bluetooth 5.4 |
| Bluetooth Range | Approx. 32.81 ft | — |
| Connector | Gold-plated L-shaped stereo mini plug | — |
| Cable Length | Approx. 3.94 ft | — |
| App Support | Sony | Sound Connect | Shokz app |
| Multipoint Connection | — | Yes |
Features
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Special Features | Passive Operation | 32GB storage for more than 8,000 songs; underwater MP3 playback |
Audio
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Drivers | 1.57 in (Dome Type) | 8th-generation bone-conduction transducers |
| Frequency Response | 5 Hz–20,000 Hz (JEITA) | — |
| Impedance | 314 ohms (1 kHz) (when connecting via the headphone cable with the unit turned on) , 32 ohms (1 kHz) (when connecting via the headphone cable with the unit turned off) | — |
| Audio Codecs | SBC, AAC, LDAC | MP3, FLAC, WAV, AAC, M4A, APE, WMA (MP3 mode) |
| Active Noise Cancellation | Yes | No |
| Transparency / Ambient Mode | Ambient Sound Mode, Ambient Sound | Open-ear situational awareness |
| Microphones | Electret Condenser Microphone, All direction | Built-in microphones |
| Audio Features | Dsee; Passive Operation; Magnet: Neodymium | PremiumPitch 2.0+; Swimming EQ |
Charging Case
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Case Type | N/A - no charging case | N/A - no charging case |
| Case Battery Life | N/A - no charging case | N/A - no charging case |
| Case Charging | N/A - no charging case | N/A - no charging case |
| Case Charging Port | N/A - no charging case | N/A - no charging case |
| Case Wireless Charging | N/A - no charging case | N/A - no charging case |
| Case Dimensions | N/A - no charging case | N/A - no charging case |
| Case Weight | N/A - no charging case | N/A - no charging case |
| Case Water & Dust Resistance | N/A - no charging case | N/A - no charging case |
| Case Features | N/A - no charging case | N/A - no charging case |
Design & Controls
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Controls | On-device playback, volume and call controls | Physical multifunction and volume controls |
| Ear Tips / Ear Cushions | Cushioned earcups | N/A - open-ear design |
| Water & Dust Resistance | — | IP68; submersible to 2m fresh water |
What's in the Box
| Specification | Sony ULT Wear (WH-ULT900N) | Shokz OpenSwim Pro |
|---|---|---|
| Headphones / Earbuds | WH-ULT900N headphones | OpenSwim Pro headphones |
| Charging Case | N/A - no charging case | N/A - no charging case |
| Charging Cable | USB Cable | 4-pin magnetic charging/data cable cable |
| Audio Cable | Connection Cable | N/A - wireless open-ear design |
| Ear Tips / Accessories | N/A - over-ear design | Swimming earplugs and silicone carrying case |
| Documentation | Warranty Card; Reference guide | User guide and legal/warranty documentation |