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