Sony ULT Wear WH-ULT900N Wireless Headphones vs CMF Buds 2
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General
| Brand | Sony | CMF |
| Model | ULT Wear (WH-ULT900N) | Buds 2 |
| Design | Headphone | TWS Earbuds |
| Type | Over the Ear | In the Ear |
| Connectivity | Wireless, Wired | Wireless |
Design and Body
| Dimensions | 53.3 x 23 x 53.3 mm | |
| Weight | 255 g | 50.5 g (With Case), 4.5 g Per Earbud |
| Cord Length | 1.2 m | |
| Foldable | Yes |
Features
| Bluetooth | Yes, 5.2 | Yes, 5.4 |
| Bluetooth Range | 10 m | 10 m |
| USB | Yes | Yes |
| Microphone | Yes | Yes, 6 HD mic, 3 per Earbud |
| Voice Assistant | Yes, Google/Alexa/Siri | Yes |
| Water Resistant | Yes | |
| Monaural | Yes | |
| Controls | Volume Up/Down | Touch |
| Music Controls | Pause/Play | Play/Pause, Double Press: Skip Forward, Triple Press: Skip Back |
| Call Controls | Answer/Hang up Calls, Double Press: Reject Calls | |
| Switch between Call and Music | Yes | Yes |
| Additional Features | Type-C Charging, Google Fast Pair, Clear Bass, Multi-Pairing, Ambient Sound Mode, Sony Connect App Control | IP55 Buds / IPX2 Case, Custom EQ, Low Lag Mode, Transparency Mode, Type-C Charging, Dual Connection, ChatGPT Integration, Microsoft Swift Pair, Google Fast Pair, In-ear detection, Find my earbuds, App Controlled |
Sound Features
| Deep Bass | Yes | Yes |
| Impedance | 314 Ω (Unit turned on)/ 32 Ω (Unit turned off) | |
| Frequency Response | 5 Hz (Min) - 20 kHz (Max) | 20 Hz (Min) - 20 kHz (Max) |
| Driver Unit | 40 mm | 11 mm |
| Driver Type | Dome Type Driver | Custom PMI Driver with Dirac Opteo Support |
| Noise Reduction | Wind Noise Reduction 3.0 | |
| Active Noise Cancellation | Yes | Yes, 48dB- Hybrid ANC with Environmental Adaptive Technology |
| Other Features | 360° Reality Audio, DSEE Extreme, ULT Power Sound | Spatial Audio Effect |
Extra
| Sales Package | 1 U Headphone, Charging Cable, Carrying Case, User Guide, Warranty Card | Pair of Earbuds x 1, Charging case × 1, Ear tips in size (S, M, L), Safety information and warranty information × 1, User Guide × 1 |
| Inline Remote | Yes | |
| Magnet Type | Neodymium | |
| Other | Earbuds Dimension: (33.4 x 20.6 x 22.8 mm) |
Power Features
| Battery Capacity | 460 mAh (Case), 53 mAh Per Earbud | |
| Battery | Lithium-ion | 10 min Charge= 7.5 hours of Playtime |
| Battery Life | 50 hours (ANC Off) 30 hours (ANC On) | 55 hours with Case (ANC Off) 13.5 hours (Earbuds with ANC Off) 32 hours with Case (ANC On) 7.5 hours (Earbuds with ANC On) |
| Charging Time | 3.5 hours | 1.55 hours (Case), 31 min (Earbuds) |
Warranty
| Warranty | 1 year | 1 year, Manufacturer Warranty |
| Warranty Type | Manufacturer | Manufacturer |
| Covered in Warranty | Manufacturing Defect | Manufacturing Defects |
| Not Covered in Warranty | Physical Damage | Physical Damage |
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