Heart Rate Monitor

Garmin Instinct 3

The Garmin Instinct 3 is a rugged outdoor GPS smartwatch with AMOLED display, long battery life, multi‑GNSS and extensive sensors designed for trail, fitness & adventure.

Garmin Instinct 3

5 video reviews

€399.99

Cheaper than 62% of watch · category average €512

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Key specs

Battery (Smartwatch Mode): Up to 18–24 days
Battery (GPS Only): Up to 32 hours
Battery (All Satellite Systems): Up to 25 hours
Water Resistance: 10 ATM (100 m)

Spec profile

Each axis ranks against the 34 products in Watch on the site: the further out, the more it stands out in that spec (lighter, cheaper…).

Center: lowest in the category · Edge: highest

Strengths

Water resistance

Weak points

GPS batteryFeatures

GPS battery
32 h
Smartwatch battery
24 daysTop 32%
Features
8
Water resistance
10 ATMTop 24%
Lightness
53 gTop 34%
Affordability
$400Top 35%

Technical Specifications

Compare features between Garmin Instinct 3

Essentials

€399.99

January 2025

Battery

Up to 18–24 days

Up to 32 hours

Up to 25 hours

Display

AMOLED

1.2"–1.3" (30–33 mm)

390 x 390 / 416 x 416 pixels

No

Yes

Build & durability

Fiber‑reinforced polymer and aluminum

Fiber-reinforced polymer / aluminum

Chemically strengthened glass

10 ATM (100 m)

Features

~1000 nits

4–8 GB

Multi-band GNSS, Route & back-to-start navigation, Barometric altimeter, Compass, Blood oxygen (SpO2), AMOLED display, Contactless payments, LED flashlight

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Garmin Instinct 3

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Video Reviews

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Frequently Asked Questions

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Is the Garmin Instinct 3 a good investment for trail running in 2026?

At $399.99, the Garmin Instinct 3 represents solid value for 2026, especially for trail running enthusiasts.

When was the Garmin Instinct 3 released?

The Garmin Instinct 3 was released in January 2025.

Looking for alternatives to Garmin Instinct 3?

Closest in price, with what each one does better.

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1

Amazfit T-Rex 3 Pro

Amazfit T-Rex 3 Pro

Amazfit

$399.99Score 88+13

Better than Garmin Instinct 3 at:

A higher overall score (88 vs 75)
Longer battery (25 vs 18 days)
Built-in maps

Compare with Garmin Instinct 3

2

Coros Pace 4 Pro

Coros Pace 4 Pro

Coros

$449+$49.01Score 87+12

Better than Garmin Instinct 3 at:

A higher overall score (87 vs 75)
Longer battery (21 vs 18 days)
Built-in maps

Compare with Garmin Instinct 3

3

Coros Nomad

Coros

$349−$50.99Score 74−1

Better than Garmin Instinct 3 at:

To spend $50.99 less
Longer battery (22 vs 18 days)
Built-in maps

Compare with Garmin Instinct 3

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