Wear OS | | 3.5 | | | |
Color display | 1.2 inch, AMOLED | 1.4 inch, Circular Super AMOLED | 1.2 inch, AMOLED | 1.2 inch, Circular Super AMOLED | 1.4 inch, Circular Super AMOLED |
Processor | Qualcomm Snapdragon Wear 3100 | 1.18 GHz, Samsung Exynos W920, Dual Core | | 1.18 GHz, Samsung Exynos W920, Dual Core | 1.18 GHz, Samsung Exynos W920, Dual Core |
Dust and waterproof | | | | | |
Internal memory | 1 GB (Size (RAM)), 8 GB (Storage) | 1.5 GB (Size (RAM)), 16 GB (Storage) | | 1.5 GB (Size (RAM)), 16 GB (Storage) | 1.5 GB (Size (RAM)), 16 GB (Storage) |
Battery | 355 mAh | 590 mAh | | 247 mAh | 361 mAh |
Wireless charging | | | | | |
Heart rate monitor | | | | | |