On the spec sheet these watches are identical. The extra is for tactical features.

Short answer

Instinct 3 Solar Tactical - tactical modes, including stealth mode and night-vision compatibility. Instinct 3 Solar - the same hardware for much less.

Key differences

SpecGarmin Instinct 3 50mm SolarGarmin Instinct 3 50mm Solar Tactical
DisplayMIP, 176×176MIP, 176×176
Memory128 MB128 MB
Battery lifeup to 40 daysup to 40 days
ConnectivityBluetooth, ANT+Bluetooth, ANT+
NavigationGPS, GLONASS, GalileoGPS, GLONASS, Galileo
NFCyesyes
Sensorsheart rate, barometer, compass, gyroscope, temperatureheart rate, barometer, compass, gyroscope, temperature
Protection10 ATM10 ATM
CompatibilityiPhone, AndroidiPhone, Android
Dimensions, weight50×50×14.4 mm, 58 g50×50×14.4 mm, 58 g
Pricecurrent pricescurrent prices

Specs come from the device pages on Smartphone.ua.

What's the same

MIP 176×176, up to 40 days, NFC, barometer, gyroscope, 10 ATM, 50×50×14.4 mm and 58 g.

Tactical features

Tactical can switch off wireless signals and has a mode for night-vision devices.

Who it's for

For hiking and sport you don't need the tactical version. For service you do.

Verdict: who should buy which

  • Service and hunting - Instinct 3 Solar Tactical.
  • Hiking and sport - Instinct 3 Solar.

FAQ

Is battery life the same?
Yes, up to 40 days.

Is the weight the same?
Yes, 58 g.

Which is cheaper?
The Instinct 3 Solar.

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