Compare Open-Ear Designs
Compare open-ear and bone-conduction wireless audio by mechanism, fit, awareness limits, and the model details to verify before buying.
Samsung SM-R640 Galaxy Buds4 Pro True Wireless Earbuds
Product details
General specs
- Brand: Samsung
- Model: SM-R640
Starting from €178.35
Last price update: 10/6/26
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| Brand | Samsung | Samsung | Samsung | Samsung | Samsung | Samsung |
| Model | SM-R640 | Galaxy Buds3 Pro | Galaxy Buds3 Pro | Galaxy Buds4 | Galaxy Buds4 | Galaxy Buds3 Pro |
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| Price | €178.35 | €115.92 | €138.14 | €155.17 | €160.51 | €120.38 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Oct 17, 2026 | Oct 17, 2026 | Oct 17, 2026 | Oct 17, 2026 | Oct 17, 2026 | Oct 17, 2026 |
| Model Name | Galaxy Buds4 Pro | Galaxy Buds3 Pro | Galaxy Buds3 Pro | Galaxy Buds4 | Galaxy Buds4 | Galaxy Buds3 Pro |
| Part Number | SM-R640NZWAXAR | SM-R630NZWAXAR | SM-R630NZWAXAR | SM-R540NZKAXAR | SM-R540NZKAXAR | SM-R630NZAAXAR |
| Ear coupling | Binaural | Binaural | Binaural | |||
| Product Type | earbuds | Earbuds | Earbud | Wireless earbud, Wireless earbuds | Earbud, Wireless earbud | Earset; earbud, Wireless earbuds |
| Wireless connection | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| Fit | In-ear | In-ear | In-ear | |||
| Audio configuration | Stereo; binaural | Stereo; binaural | Stereo; binaural | |||
