CMF Ear (3) B173 vs Pixel Buds 2a
Compare specifications, current prices and availability. Choose up to four products from the same family.
Add up to 2 more items to compare
Sony WH-1000XM4KSh 25,000.00
Sony WF-1000XM4KSh 29,500.00
Apple AirPods Pro 2KSh 28,500.00
Sony WH-1000XM5 HeadphonesKSh 33,500.00
Quick comparison
At a glance
Key specifications and important differences. Full details follow below.
| Feature |  CMF Ear (3) B173 |  Pixel Buds 2a |
|---|---|---|
| Price | KSh 21,500.00 | KSh 21,500.00 |
| Drivers | 12mm dynamic driver | Custom-designed 11mm dynamic drivers |
| Connection | Bluetooth | Bluetooth |
| Active Noise Cancellation | Up to 45dB ANC | Active Noise Cancellation with Silent Seal 1.5 |
| Battery Life | Up to 5.5 hours with ANC; up to 38 hours total with charging case (ANC off) | Up to 10 hours / 27 hours with case (ANC off); 7 hours / 20 hours with case (ANC on) |
| Water & Dust Resistance | IP54 earbuds | IP54 earbuds; IPX4 case |
| Weight | — | 4.7g per earbud; 47.6g case with earbuds |
No differences in these highlights for the visible products.
Full specifications
2 of 4 products
No specification differences for the visible products. Turn off “Show differences only” to see all published specifications.
General
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Brand | — | |
| Model | Ear (3) (B173) | Pixel Buds 2a |
| Announced | 2025 | 2025 |
| Type | True Wireless In-Ear Earbuds | True Wireless In-Ear Earbuds |
| Color | White, Black | Fog, Berry, Iris, Hazel |
Design
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Weight | — | 4.7g per earbud; 47.6g case with earbuds |
| Dimensions | — | Earbud 23.1 x 16.0 x 17.8mm; case 50.0 x 24.5 x 57.2mm |
Battery & Charging
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Battery Life | Up to 5.5 hours with ANC; up to 38 hours total with charging case (ANC off) | Up to 10 hours / 27 hours with case (ANC off); 7 hours / 20 hours with case (ANC on) |
| Charging Port | USB-C (case) | USB-C (case) |
| Wireless Charging | Yes (case) | No |
| Fast Charging | — | 5 minutes provides up to 1 hour with ANC |
Connectivity
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Connection | Bluetooth | Bluetooth |
| Bluetooth | Bluetooth 5.4 | Bluetooth 5.4 |
| App Support | Nothing X | Google Pixel Buds app on Android |
Features
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Special Features | Super Mic in charging case; Hi-Res Wireless Audio | Google Tensor A1; Clear Calling; Google Fast Pair |
| Voice Assistant | — | Gemini and Google Assistant |
| Sensors | — | Capacitive touch, IR proximity and Hall sensors |
Audio
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Drivers | 12mm dynamic driver | Custom-designed 11mm dynamic drivers |
| Active Noise Cancellation | Up to 45dB ANC | Active Noise Cancellation with Silent Seal 1.5 |
| Microphones | Breakthrough Super Mic technology | Two microphones per earbud |
| Audio Features | 24-bit Hi-Res Audio with LDAC | Google Tensor A1; active in-ear pressure relief; five-band EQ |
| Transparency / Ambient Mode | — | Yes |
Charging Case
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Case Type | Charging case | Charging case |
| Case Battery Life | Included in the total battery-life figures above | Included in total battery figures above |
| Case Charging | USB-C | USB-C |
| Case Charging Port | USB-C | USB-C |
| Case Features | Protective charging case | Protective charging case |
| Case Wireless Charging | — | No |
| Case Dimensions | — | 50.0 x 24.5 x 57.2mm |
| Case Weight | — | 47.6g with earbuds |
Design & Controls
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Controls | Touch controls for playback, calls and listening modes | Capacitive touch controls |
| Water & Dust Resistance | IP54 earbuds | IP54 earbuds; IPX4 case |
| Ear Tips / Ear Cushions | — | Silicone ear tips, XS/S/M/L |
What's in the Box
| Specification | CMF Ear (3) B173 | Pixel Buds 2a |
|---|---|---|
| Headphones / Earbuds | Ear (3) (B173) earbuds | Pixel Buds 2a earbuds |
| Charging Case | Charging case | Charging case |
| Charging Cable | USB-C charging cable | Not included |
| Audio Cable | N/A - true wireless design | N/A - true wireless design |
| Ear Tips / Accessories | Ear tips/accessories supplied for the product design | Silicone ear tips, XS/S/M/L |
| Documentation | Quick start and safety documentation | Quick start guide and safety documentation |