Garmin Instinct 3 vs Garmin Instinct 3 Tactical

4 recorded spec differences. Garmin Instinct 3 is currently the cheaper of the two on Amazon.sa (SAR 1,655 vs SAR 2,095, checked 5 Nov 2026).

Specifications side by side

SpecGarmin Instinct 3Garmin Instinct 3 Tactical
Phone, battery and calls
Battery life18 days24 days
Built-in GPSYesYes
Size, screen and durability
Case size45 mm50 mm
Display size1.2 in1.97 in
Weight53 g59 g
Display typeAMOLEDAMOLED
Water resistance10 ATM10 ATM
Health and payments
ECG—No
Heart-rate trackingYesYes
Blood oxygen (SpO2)YesYes
Contactless payment (NFC)YesYes
Other specs
Release year2025—
Dimensions4.5 × 4.5 × 1.49 cm—
App control (Wi-Fi)Yes—

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