WatchFitTool
Garmin Venu 4 - 45mm — case dimensions and design

Garmin · 2025

Venu 4 - 45mmSize, Dimensions & Wrist Fit

Case Width

45mm

Thickness

12mm

Diameter

45mm

Weight

38g

The Garmin Venu 4 - 45mm sits best on flat wrist widths of about 47–64mm (≈ 12.6–17.1cm wrist circumference). Adjust the slider below to check your wrist.

Check Wrist FitCompare

Does the Venu 4 - 45mm fit your wrist?

Drag the slider to your wrist width and see the Venu 4 - 45mm overlaid at true scale. Lug-to-lug — not case diameter — decides whether a watch overhangs your wrist.

For sports watches, Lug-to-Lug (L2L) is what matters most. Bulky is fine — overhang is not.

mm
40.0mm (small)85.0mm (large)
How to Measure
1

Lay arm flat, palm up.

2

Measure the flat width across top of wrist.

Wrist Width Measurement Guide →
Garmin Venu 4 - 45mm
Case: 45mmL2L: 45mmThick: 12mm
Edge Clearance
+5mm
Check specs
Balanced Fit5mm clearance. Comfortable everyday wear with room to spare.

Compare the Venu 4 - 45mm with…

vs Garmin Instinct 3 Solar Tactical Edition 45mmvs Garmin Instinct® 3 – 45 mm, Solar, Tactical Editionvs Garmin Instinct® E – 45 mmvs Garmin Instinct® 3 – 45 mm, AMOLED

Garmin Venu 4 - 45mm Full Specifications

Design23
width45
height45
volume24.3 cm³
weight38 g
thickness12
ATM rating5 ATM
resolution454 x 454 px
screen size1.4 inches
Display typeOLED/AMOLED
Has a displayYes
pixel density458 ppi
width of band22 mm
water resistanceWaterproof
Always-On DisplayYes
has a touch screenYes
is designed for kidsNo
Gorilla Glass versionGorilla Glass 3
waterproof depth rating50 m
Watch band is replaceableYes
Has sapphire glass displayNo
maximum operating temperature55 °C
has branded damage-resistant glassYes
lowest potential operating temperature-20 °C
Battery8
charge time1 hours
battery life12 days
has wireless chargingNo
has a removable batteryNo
battery life with GPS on19 hours
Has a solar power batteryNo
has a rechargeable batteryYes
battery life in power save mode25 hours
Sensors10
has GPSYes
has a compassYes
Has a barometerYes
has a gyroscopeYes
Has a cadence sensorNo
has an accelerometerYes
Monitors perspirationNo
Has a heart rate monitorYes
Has a temperature sensorYes
Monitors blood oxygenation levelsYes
Features23
release date2025-09-17
Has a stopwatchYes
Has smart alarmNo
warranty period1 years
Has call controlYes
Has silent alarmYes
has HRV trackingYes
internal storage8GB
measures VO2 maxYes
Has notificationsYes
Has ECG technologyYes
Locates your phoneYes
has a front cameraNo
has fall detectionYes
has voice commandsYes
Acquires GPS fasterYes
Has vibrating alertsYes
shows readiness levelYes
Can be used to answer callsYes
measures resting heart rateYes
has irregular heart rate warningsYes
has fast/slow heart rate notificationsYes
Has a built-in camera remote control functionNo
Connectivity7
has NFCYes
supports ANT+Yes
supports Wi-FiYes
supports GalileoYes
has a cellular moduleNo
Is compatible with iOSYes
Is compatible with AndroidYes
Miscellaneous11
has aptXNo
Has auto pauseYes
Available on PCYes
Is compatible with WindowsYes
Is compatible with Mac OS XYes
has an external memory slotNo
Compatible with smart scalesYes
has a battery level indicatorYes
Provides the sunrise/sunset timeYes
has a socket for a 3.5 mm audio jackNo
Compatible with external heart rate monitorsYes
App & Software22
Ad-freeYes
Free appYes
Tracks BMIYes
Has coachingYes
Includes mapsYes
Supports routesYes
Has achievementsYes
Has goal settingYes
Has live trackingYes
Has exercise diaryYes
Predicts ovulationYes
Can be personalisedYes
Has weight trackingYes
Predicts start dateYes
Tracks water intakeYes
Has inactivity alertsYes
Has period notificationsYes
Has temperature trackingYes
Doesn’t require accountNo
Provides activity reportsYes
Displays fertile window notificationsYes
Counts how many calories you've burnedYes
Activity tracking14
Measures paceYes
Tracks distanceYes
Tracks elevationYes
Designed for golfYes
Tracks your sleepYes
Tracks steps takenYes
Designed for divingNo
Has a route trackerYes
Has exercise taggingYes
Has multi-sport modeYes
Tracks calorie intakeYes
Provides sleep reportsYes
Detects activities automaticallyYes
Has a stroke counter for swimmingYes

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Venu 4 - 45mm — Frequently Asked Questions

What size is the Garmin Venu 4 - 45mm?

The Garmin Venu 4 - 45mm has a 45mm case and is 12mm thick.

Will the Garmin Venu 4 - 45mm fit my wrist?

The Garmin Venu 4 - 45mm looks balanced on flat wrist widths of roughly 47–64mm (about 12.6–17.1cm circumference). Use the interactive fit tool above to check against your own wrist.

How much does the Garmin Venu 4 - 45mm weigh?

The Garmin Venu 4 - 45mm weighs 38g (case only; straps add weight).

What is the best way to compare the Garmin Venu 4 - 45mm with other watches?

Use our side-by-side comparison tool to see the Garmin Venu 4 - 45mm next to any other watch — case size, thickness, lug-to-lug and full specs, scaled to real proportions.

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