CMF Buds 2a vs OnePlus Nord Buds 4
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General
| Brand | CMF | OnePlus |
| Model | Buds 2a | Nord Buds 4 (E522A) |
| Design | TWS Earbuds | TWS Earbuds |
| Type | In the Ear | In the Ear |
| Connectivity | Wireless | Wireless |
Design and Body
| Dimensions | 54.7 x 23 x 54.7 mm | 49 x 59.23 x 26.51 mm |
| Weight | 51.31 g (With Case), 4.28 g Per Earbud | 42.5 g (With Case), 4.3 g Per Earbud |
Features
| Bluetooth | Yes, 5.4 | Yes, 6.1 |
| Bluetooth Range | 10 m | 10 m |
| USB | Yes | Yes |
| Microphone | Yes, 4 mic, 2 per Earbud | Yes, 6 mic, 3 per earbud |
| Voice Assistant | Yes | Yes, AI Assistant |
| Water Resistant | Yes | Yes |
| Monaural | Yes | |
| Controls | Touch | Touch Control |
| Music Controls | Play/Pause, Double Press: Skip Forward, Triple Press: Skip Back | Pause/Play |
| Call Controls | Answer/Hang up Calls, Double Press: Reject Calls | Accept/Reject calls |
| Switch between Call and Music | Yes | Yes |
| Additional Features | IP54 Buds / IPX2 Case, Custom EQ, Low Lag Mode, Transparency Mode, Type-C Charging, Dual Connection, Microsoft Swift Pair, Google Fast Pair, Find earbuds | IP55 Rated, Low Latency, Type-C Charging, LED Indicator, Dual-Device Connection, Google Fast Pair, Microsoft Swift Pair, AI Translation |
Sound Features
| Deep Bass | Yes | Yes |
| Impedance | 28 ohm | |
| Sensitivity | 122 dB@1kHz | |
| Frequency Response | 20 Hz (Min) - 20 kHz (Max) | 20 Hz (Min) - 20 kHz (Max) |
| Driver Unit | 12.4 mm | 12 mm |
| Driver Type | Dynamic (Biofiber + Custom TPU) | Titanium-Coated Dynamic Driver |
| Noise Reduction | Clear Voice Technology and Wind Noise Reduction 2.0 | |
| Active Noise Cancellation | Yes | Yes, 52dB Pro-level Real time ANC |
| Environmental Noise Cancellation | Yes, AI-ENC | |
| Other Features | Spatial Audio Effect | Audio Codecs (AAC, SBC), OnePlus 3D Spatial Audio |
Extra
| Sales Package | Pair of Earbuds x 1, Charging case × 1, Ear tips in size (S, M, L), Safety information and warranty information × 1, User Guide × 1 | OnePlus Nord Buds 4 x 1 pair, OnePlus Nord Buds 4 Charging Case x 1, Ear Tips (S, M, L pairs; M pre-installed), User Manual & Safety and Warranty x 1, Brand Sticker x 1 |
| Other | Earbuds Dimension: (32.5 x 20.3 x 24.3mm) | Earbud Dimension (29.56×19.69×22.63 mm) |
Power Features
| Battery Capacity | 460 mAh (Case), 43 mAh Per Earbud | 530 mAh (Case), 62 mAh Per Earbud |
| Battery | 10 min Charge= 5.5 hours of Playtime | 10 min Charge= 11 hour of Playtime |
| Battery Life | 35.5 hours with Case (ANC Off) 8 hours (Earbuds with ANC Off) 23 hours with Case (ANC On) 5 hours (Earbuds with ANC On) | 54 hours with Case (ANC Off) 13 hours (Earbuds with ANC Off) 27 hours with Case (ANC On) 6.5 hours (Earbuds with ANC On) |
| Charging Time | 1.48 hours (Case), 32 min (Earbuds) | 1.5 hours (Case), 55 min (Earbuds) |
Warranty
| Warranty | 1 year, Manufacturer Warranty | 1 year, Brand Warranty |
| Warranty Type | Manufacturer | Manufacturer |
| Covered in Warranty | Manufacturing Defects | Manufacturing Defects |
| Not Covered in Warranty | Physical Damage | Physical Damages |
Discuss
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