
Smartwatches · Garmin
Garmin Instinct 3- Case size:
- 45 mm
- Display type:
- AMOLED
- Reference price:
- SAR 1,655
The two differ in 5 of the specs we have recorded, and the Samsung Galaxy Watch 8 Classic is cheaper by SAR 34 (prices checked 4 Nov 2026).

Choose the
Garmin Instinct 3 if you care about:The deciding difference here: battery life and water resistance and price.
Compares recorded specs; a missing spec does not mean the feature is absent.

Smartwatches · Garmin
Garmin Instinct 3
Smartwatches · Samsung
Samsung Galaxy Watch 8 ClassicCase size
Display size
Battery life
Scroll the table sideways to see the rest.
| Spec | ![]() | ![]() |
|---|---|---|
| Reference price | SAR 1,655 | SAR 1,621 |
| Battery life | ✓ 18 days | 1.3 days |
| Phone compatibility | — | Android |
| Built-in GPS | Yes | Yes |
| Case size | 45 mm | 46 mm |
| Display size | 1.2 in | ✓ 1.35 in |
| Water resistance | ✓ 10 ATM | 5 ATM |
| Weight | 53 g | — |
| Display type | AMOLED | AMOLED |
| ECG | — | Yes |
| Blood oxygen (SpO2) | Yes | — |
| Heart-rate tracking | Yes | Yes |
| Contactless payment (NFC) | Yes | Yes |
| Release year | 2025 | — |
| Dimensions | 4.5 × 4.5 × 1.49 cm | 15.2×10.2×10.2 cm |
| App control (Wi-Fi) | Yes | Yes |
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Battery life is higher on the Garmin Instinct 3: 18 days vs 1.3 days on the Samsung Galaxy Watch 8 Classic. If this spec is your priority, the difference favours it.
No difference here: built-in GPS is Yes on both.
Garmin Instinct 3: 45 mm; Samsung Galaxy Watch 8 Classic: 46 mm. A higher value is not necessarily better for you.
Water resistance is higher on the Garmin Instinct 3: 10 ATM vs 5 ATM on the Samsung Galaxy Watch 8 Classic. If this spec is your priority, the difference favours it.