Garmin Instinct 3 45 mm Solar

Quick details

Released

January 2025

Dimensions

45 x 45 x 14.9 mm

Operating system

Garmin proprietary wearable platform

Display 23 x 23 mm Monochrome transflective memory-in-pixel (MIP), custom two-window design

Battery life Up to 28 days / unlimited with solar smartwatch

Water resistance 10 ATM

GPS Yes

Sensors Optical heart rate, Pulse Ox, GPS, Barometric altimeter, Compass, Gyroscope

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Technical specifications

General

Release date January 2025

Product type Solar GPS outdoor smartwatch

Physical size 45 x 45 x 14.9 mm

Weight 52 g

Material Fiber-reinforced polymer case; metal-reinforced bezel; silicone strap

Water resistance 10 ATM

Color options Multiple color options

Display type Monochrome transflective memory-in-pixel (MIP), custom two-window design

Display size 23 x 23 mm

Display resolution 176 x 176 pixels

Display protection Power Glass solar charging lens

Battery Rechargeable built-in lithium-ion battery with solar charging

Battery life Up to 28 days / unlimited with solar smartwatch; 65 days / unlimited Battery Saver; 40 / 130 hours GPS; 28 / 50 hours all-systems GNSS; 24 / 40 hours multi-band; 100 hours / unlimited Max Battery GPS; 36 days / unlimited Expedition GPS

Charging Garmin proprietary charging cable

Sensors

GNSS type Multi-band GNSS with SatIQ

GPS Yes

GALILEO Yes

GLONASS Yes

QZSS Yes

Beidou Yes

Accelerometer Yes

Gyroscope Yes

Barometric altimeter Yes

Compass Yes

Geomagnetic No

Ambient light sensor No

Optical heart rate Yes

Electrical heart rate No

SpO2 Yes

Temperature Yes

Galvanic skin response No

Microphone No

Speakers No

Vibration motor Yes

Health & activity tracking

Steps Yes

Distance Yes

Calories burned Yes

Floors Yes

Sports tracking Yes

Sleep Yes

Heart rate Yes

HRV Yes

Stress Yes

Blood oxygen Yes

Respiration rate Yes

Skin temperature No

ECG No

Blood pressure No

Body composition No

Glucose No

Hydration level No

UV exposure No

Calorie intake No

Hyperglycemia risk assessment No

Arterial stiffness detection No

Pulse wave arrhythmia analysis No

Daily smart features

Smartphone compatibility iPhone and Android

Operating system at launch Garmin proprietary wearable platform

Storage 128 MB

Bluetooth Yes

Wi-Fi No

NFC / connected pay Yes

UWB No

Cellular No

Smartphone notifications Yes

Bluetooth calling No

Smartphone music control Yes

On-board music storage No

Voice assistant No

Garmin performance & training

Body Battery Yes

Training Readiness Yes

Training Status Yes

Training Load Focus Yes

Endurance Score No

Hill Score No

Real-Time Stamina No

Running Tolerance No

Running Economy No

Step Speed Loss No

Performance Condition Yes

PacePro Yes

ClimbPro No

Jet Lag Adviser No

Daily Suggested Workouts Yes

Race Widget Yes

Morning Report Yes

Garmin Coach Yes

Garmin golf

Golf course maps Yes

Green View Yes

Hazard View Yes

Garmin AutoShot Yes

PlaysLike Distance No

PinPointer No

Touch Targeting No

Virtual Caddie No

Green Contours No

Club tracking compatibility Yes

Swing Tempo No

Tempo Training No

Garmin tactical

Stealth Mode No

Kill Switch No

Jumpmaster No

Night Vision compatibility No

Applied Ballistics No

Garmin aviation

Direct-to/Nearest airport navigation No

Aviation maps No

METAR/TAF weather No

NEXRAD radar No

Automatic flight logging No

Garmin Pilot flight-plan transfer No

Garmin diving

Dive modes No

Air integration No

SubWave networking No

Dive Readiness No

DiveView maps No

Diver-to-diver messaging No

Garmin marine

Chartplotter connectivity No

Autopilot control No

Fusion-Link No

Boat data streaming No

Tide data Yes

Garmin ecosystem

Connect IQ Yes

Built-in inReach No

Links

Affiliate link Amazon, Garmin

These technical specs are correct to the best of our knowledge at the time of publishing.