Samsung
Device summary
OPPO
OPPO Watch S
Full specifications
| Basic information | ||
|---|---|---|
| Release year | 2026 | 2025 |
| Starting price | — | — |
| Display size | 1.5-inch | 1.5-inch |
| Dimensions | 43.7 mm × 46.0 mm × 8.6 mm | 45.0 mm × 45.0 mm × 8.9 mm |
| Weight | 34 g | 35 g |
| Front material | Sapphire crystal | Glass |
| Back material | — | PA + 55% fiberglass |
| Display | ||
| Display technology | Super AMOLED | AMOLED |
| Resolution | 480 × 480 | 464 × 464 |
| Peak brightness | 3000 nits | 3000 nits |
| Protection | Sapphire crystal | Glass |
| Performance | ||
| Chipset | Qualcomm Snapdragon Wear Elite (SDW6100) | BES2800BP MCU |
| RAM | 2 GB | — |
| Storage | 32 GB | — |
| Expandable storage | No | No |
| Battery & charging | ||
| Charging standard | Wireless charging (WPC) with Fast Charging | Integrated magnetic charging cable |
| Battery type | Lithium-ion | Lithium-ion |
| Battery capacity | 445 mAh | — |
| Typical capacity | — | 339 mAh |
| Rated capacity | — | 330 mAh |
| Connectivity | ||
| Cellular | LTE (optional models), Dual-frequency GPS (L1+L5) | Dual-band GPS L1+L5 / multi-GNSS |
| Wi‑Fi | Wi-Fi 2.4GHz+5GHz | — |
| Bluetooth | Bluetooth 6.0 | Bluetooth 5.2 |
| NFC | Yes | Yes |
| Build & durability | ||
| Frame | Aluminum | Stainless steel |
| Ingress protection | 5ATM / IP68 / MIL-STD-810H | 5 ATM / IP68 |
| Basic information | ||
|---|---|---|
| Release year | 2026 | 2025 |
| Starting price | — | — |
| Display size | 1.5-inch | 1.5-inch |
| Dimensions | 43.7 mm × 46.0 mm × 8.6 mm | 45.0 mm × 45.0 mm × 8.9 mm |
| Weight | 34 g | 35 g |
| Front material | Sapphire crystal | Glass |
| Back material | — | PA + 55% fiberglass |
| Display | ||
| Display technology | Super AMOLED | AMOLED |
| Resolution | 480 × 480 | 464 × 464 |
| Peak brightness | 3000 nits | 3000 nits |
| Protection | Sapphire crystal | Glass |
| Performance | ||
| Chipset | Qualcomm Snapdragon Wear Elite (SDW6100) | BES2800BP MCU |
| RAM | 2 GB | — |
| Storage | 32 GB | — |
| Expandable storage | No | No |
| Battery & charging | ||
| Charging standard | Wireless charging (WPC) with Fast Charging | Integrated magnetic charging cable |
| Battery type | Lithium-ion | Lithium-ion |
| Battery capacity | 445 mAh | — |
| Typical capacity | — | 339 mAh |
| Rated capacity | — | 330 mAh |
| Connectivity | ||
| Cellular | LTE (optional models), Dual-frequency GPS (L1+L5) | Dual-band GPS L1+L5 / multi-GNSS |
| Wi‑Fi | Wi-Fi 2.4GHz+5GHz | — |
| Bluetooth | Bluetooth 6.0 | Bluetooth 5.2 |
| NFC | Yes | Yes |
| Build & durability | ||
| Frame | Aluminum | Stainless steel |
| Ingress protection | 5ATM / IP68 / MIL-STD-810H | 5 ATM / IP68 |
Key differences
The most meaningful measured gaps in size and weight — not an overall winner.
Width
OPPO Watch S
1.3 mm wider · minor difference
Height
Galaxy Watch9 44mm
1 mm taller · minor difference
Thickness
Galaxy Watch9 44mm
0.3 mm thinner · minor difference
Weight
Very similar weight