WatchFitTool

Garmin Instinct® 3 – 45 mm, Solar vs Garmin Instinct® Solar – Surf EditionSize, Specs & Wrist Fit Compared

Garmin Instinct® 3 – 45 mm, Solar (010-02934-00)
Garmin Instinct® 3 – 45 mm, Solar (010-02934-00)
Garmin Instinct® Solar – Surf Edition (010-02293-07)
Garmin Instinct® Solar – Surf Edition (010-02293-07)

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Garmin Instinct® 3 – 45 mm, Solar (010-02934-00)

Garmin

Instinct® 3 – 45 mm, Solar (010-02934-00)

Garmin Instinct® Solar – Surf Edition (010-02293-07)

Garmin

Instinct® Solar – Surf Edition (010-02293-07)

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.

Garmin Instinct® 3 – 45 mm, Solar (010-02934-00)
Case: 45mmL2L: 45mmThick: 14.9mm
Edge Clearance
+5mm
Check offer on Amazon
Balanced Fit5mm clearance. Comfortable everyday wear with room to spare.
Garmin Instinct® Solar – Surf Edition (010-02293-07)
Case: 45mmL2L: 45mmThick: 15.3mm
Edge Clearance
+5mm
Check offer on Amazon
Balanced Fit5mm clearance. Comfortable everyday wear with room to spare.

The Garmin Instinct® 3 – 45 mm, Solar and Garmin Instinct® Solar – Surf Edition share a near-identical 45mm case, so wrist presence comes down to thickness, lug-to-lug and weight.

Specification Comparison

SpecGarminInstinct® 3 – 45 mm, SolarGarminInstinct® Solar – Surf Edition
Case Width45mm45mm
Thickness14.9mm15.3mm
Weight52g53g
ShapeCircularCircular
GPSYesYes
Battery LifeSmartwatch: Up to 28 days/Unlimited with solar* Battery Saver Watch Mode: Up to 65 days/Unlimited with solar* GPS Only: Up to 40 hours/130 hours with solar** All Satellite Systems: Up to 28 hours/50 hours with solar** All Satellite Systems + Multi-Band: Up to 24 hours/40 hours with solar*** Max Battery GPS: Up to 100 hours/Unlimited with solar** Expedition GPS: Up to 36 days/Unlimited with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions ***Solar charging, assuming use in 50,000 lux conditions; assuming typical use with SatIQ technologySmartwatch: Up to 24 days/54 days with solar* Battery Saver Watch Mode: Up to 56 days/Unlimited with solar* GPS: Up to 30 hours/38 hours with solar** Max Battery GPS Mode: Up to 70 hours/145 hours with solar** Expedition GPS Activity: Up to 28 days/ 68 days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions
DisplayMonochrome, sunlight-visible, transflective memory-in-pixel (MIP)
Released2025

Full Specification Comparison

361 specs
SpecGarmin Instinct® 3 – 45 mm, SolarGarmin Instinct® Solar – Surf Edition
Overview
FamilyGarminGarmin
General
Battery lifeSmartwatch: Up to 28 days/Unlimited with solar* Battery Saver Watch Mode: Up to 65 days/Unlimited with solar* GPS Only: Up to 40 hours/130 hours with solar** All Satellite Systems: Up to 28 hours/50 hours with solar** All Satellite Systems + Multi-Band: Up to 24 hours/40 hours with solar*** Max Battery GPS: Up to 100 hours/Unlimited with solar** Expedition GPS: Up to 36 days/Unlimited with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions ***Solar charging, assuming use in 50,000 lux conditions; assuming typical use with SatIQ technologySmartwatch: Up to 24 days/54 days with solar* Battery Saver Watch Mode: Up to 56 days/Unlimited with solar* GPS: Up to 30 hours/38 hours with solar** Max Battery GPS Mode: Up to 70 hours/145 hours with solar** Expedition GPS Activity: Up to 28 days/ 68 days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions
Battery typeLithium ion
Display Sizecustom, two-window design; 0.9” x 0.9” (23 x 23 mm)Custom, two-window design; 0.9” x 0.9” (23 x 23 mm)
Case materialfiber-reinforced polymerFibre-reinforced polymer
Lens MaterialPower Glass™
Bezel Materialfiber-reinforced polymer/aluminum
Memory/History128 MB
Strap materialsiliconeSilicone
Charging methodGarmin proprietary plug chargerGarmin proprietary plug charger
Display resolution176 x 176 pixels
QuickFit® watch band compatibleyes (22 mm)
Lens materialPower Glass™
Bezel materialFibre-reinforced polymer
Memory/history16 MB
Display Resolution128 x 128 pixels
QuickFit™ watch band compatibleYes (22 mm)
Sensors
GPSYesYes
CompassYesYes
GLONASSYesYes
GalileoYesYes
GyroscopeYes
ThermometerYesYes
AccelerometerYesYes
SatIQ™ TechnologyYes
Barometric altimeterYesYes
Pulse Ox Blood Oxygen Saturation MonitorYesYes
Garmin Elevate™ wrist heart rate monitorYesYes
Product Info
Main SKU010-02934-00010-02293-07
Product ID1315317715736
Product NameInstinct® 3 – 45 mm, SolarInstinct® Solar – Surf Edition
Release Date1/6/2025
Product VariationBlack with Black BandSurf – Pipeline
Clock Features
TimerYes
StopwatchYes
Time/dateYes
Alarm clockYes
GPS Time SyncYes
Sunrise/sunset timesYes
Automatic daylight saving timeYes
Gaming Features
Gaming ActivityYes
GameOn™ app compatibleYes
Cycling Features
CoursesYes
MTB Grit & FlowYes
Race an activityYes
Power meter compatibleYes
Advanced cycling dynamicsYes
Compatible with Varia™ lightsYes
FTP (Functional Threshold Power)Yes
Speed and cadence sensor support (w/sensor)Yes
Bike lap and lap maximum power (with power sensor)Yes
Compatible with Varia™ radar (rear-facing radar)Yes
Compatible with Vector™ and Rally™ (power meters)Yes
Compatible with Varia Vision™ (head-mounted display)Yes
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)Yes
Golfing Features
Tournament legalYes
Digital scorecardYes
Garmin AutoShot™Yes
Round timer/odometerYes
Auto CourseView updatesYes
Yardage to layups/doglegsYes
Hazards and course targetsYes
Pairs with Garmin Golf appYes
Green View with manual pin positionYes
CT10 Automatic club tracking compatible (requires accessory)Yes
Yardage to F/M/B (distance to front, middle and back of green)Yes
Stat tracking (strokes, putts per round, greens and fairways hit)Yes
Measures shot distance (calculates exact yardage for shots from anywhere on course)manual
Running Features
Run workoutsYes
Running powerYes
Race predictorYes
Foot pod capableYes
Running dynamicsYes
Lactate thresholdyes (with compatible accessory)
Grade-adjusted paceYes
Trail run auto climbYes
Performance conditionYes
Run/Walk/Stand detectionYes
Stride length (real time)Yes
PacePro™ Pacing StrategiesYes
Vertical oscillation and ratioYes
Ground contact time and balanceyes (GCT balance with accessory)
GPS-based distance, time and paceYes
Cadence (provides real-time number of steps per minute)Yes
What You'll Love
Display typeMonochrome, sunlight-visible, transflective memory-in-pixel (MIP)
Water rating10 ATM
Garmin Pay™Yes
LED flashlightYes
Multi-band GPSYes
Solar ChargingYes
Training statusYes
Training readinessYes
Pulse Ox blood oxygenYes
Sleep score and insightsYes
Battery life (smartwatch mode)Up to 28 daysUnlimited with solar
Pulse Ox Blood Oxygen SaturationYes
Activity Profiles
GymStrength, HIIT, Cardio, Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing
SwimPool Swimming, Open Water Swimming
CyclingBiking, Road Biking, Mountain Biking, Gravel Biking, Bike Commuting, Bike Touring, eBiking, eMountain Biking, Indoor Biking, Cyclocross, BMX
WellnessWalking, Indoor Walking, Pilates, Yoga
MultisportTriathlon
In the ringBoxing, Mixed Martial Arts
Team sportsBasketball, Volleyball, Field Hockey, Ice Hockey, Football/Soccer, American Football, Lacrosse, Rugby, Ultimate Disc, Cricket, Softball, Baseball
Motor sportsMotorcycling, Overlanding, Motocrossing, ATVing, Snowmobiling
On the WaterStand Up Paddleboarding, Rowing, Kayaking, Surfing, Kiteboarding, Windsurfing, Fishing, Boating, Water Skiing, Snorkeling, Wakeboarding, Wakesurfing, Tubing, Whitewater
Racket sportsTennis, Pickleball, Badminton, Squash, Table Tennis, Padel, Platform Tennis, Racquetball
Snow & winterSkiing, Snowboarding, Backcountry Snowboarding, XC Classic Skiing, XC Skate Skiing, Backcountry Skiing, Ice Skating, Snowshoeing
Indoor runningTreadmill Running, Indoor Track Running, Virtual Running
Outdoor runningRunning, Outdoor Track Running, Trail Running, Obstacle Racing
Outdoor recreationHiking, Rucking, Indoor Climbing, Bouldering, Climbing, Hunting, Horseback Riding, Golfing, Disc Golf, Archery
Other activity profilesTactical, Inline Skating
Swimming Features
Pool swim workoutsYes
Time and distance alertsYes
Auto rest (pool swim only)Yes
Drill logging (pool swim only)Yes
Countdown start (pool swim only)Yes
Underwater wrist-based heart rateYes
"Repeat on" rest timer (pool swim only)Yes
Basic rest timer (up from 0) (pool swim only)Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)Yes
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)Yes
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)Yes
Heart rate from external HRM (real-time during rests, interval and session stats during rests, and automatic heart rate download post-swim)Yes
Tactical Features
XERO™ LocationsYes
Dual grid coordinatesYes
Outdoor Recreation
TidesYes
TracBack®Yes
Sight 'N GoYes
Tide glanceYes
Back to startYes
UltraTrac modeYes
Vertical speedYes
GPS coordinatesYes
Reference pointYes
Area calculationYes
Elevation profileYes
Projected waypointYes
Total ascent/descentYes
Future elevation plotYes
Distance to destinationYes
Expedition GPS ActivityYes
Sun and moon informationYes
Point-to-point navigationYes
Bread crumb trail in real timeYes
Barometric trend indicator with Storm AlertYes
Daily Smart Features
CalendarYes
PasscodeYes
ConnectivityBluetooth®, ANT+®
Garmin ShareYes
Find My PhoneYes
Find My WatchYes
VIRB® RemoteYes
Morning reportYes
Weather forecastsYes
Smart NotificationsYes
Smart trainer controlYes
Smartphone compatibilityiPhone®, Android™
Controls smartphone musicYes
On-device Connect IQ™ StoreYes
Pairs with Garmin Connect™ MobileYes
Compatible with Garmin Messenger appYes
Battery saver (customizable low power watch)Yes
Realtime settings sync with Garmin Connect™ mobileYes
Text response/reject phone call with text (Android™ only)Yes
Connect IQ™ (downloadable watch faces, data fields and apps)Yes
Activity Tracking Features
TrueUp™Yes
Move IQ™Yes
Step counterYes
Floors climbedYes
Calories burnedYes
Distance traveledYes
Intensity minutesYes
Automatic rep countingYes
Garmin Connect™ Challenges appyes (optional Connect IQ app)
Move alerts (displays on device after a period of inactivity)Yes
Auto goal (learns your activity level and assigns a daily step goal)Yes
Workout and Training Plans
HIIT workoutsYes
Yoga workoutsYes
Cardio workoutsYesYes
Pilates workoutsYes
Strength workoutsYesYes
Garmin Running Coach ExpertsYes
Garmin Coach - Prebuilt Cycling PlansYes
Daily Suggested Workout - Cycling (Pace and Heart Rate Based)Yes
Daily Suggested Workout - Running (Pace and Heart Rate Based)Yes
Health & Wellness Monitoring
Sleepyes (advanced)Yes (Advanced)
Hydrationyes (in Garmin Connect™ and optional Connect IQ™ widget)Yes (in Garmin Connect™)
BreathworkYes
Fitness ageYes
Sleep coachYes
Nap detectionYes
All-day stressYes
Women's healthyes (in Garmin Connect™ and optional Connect IQ™ widget)
Health snapshotYes
Respiration rateYes
Resting heart rateYesYes
Breathing variationsYes
Relaxation remindersYes
Abnormal heart rate alertsyes (high and low)
Relaxation breathing timerYes
Body Battery™ energy monitorYes
Wrist-based heart rate (constant, every second)YesYes
All-day StressYes
Women's HealthYes (in Garmin Connect™)
Abnormal Heart Rate AlertsYes (high and low)
Relaxation Breathing TimerYes
Body Battery™ Energy MonitorYes
Safety and Tracking Features
AssistanceYes
Live Event SharingYes
Incident Detection during select activitiesYes
Incident detection alert on phone for wearablesYes
Kid Activity Tracking Features
Toe-to-Toe™ Challenges appyes (optional Connect IQ Toe-to-Toe™ Challenges app)
Training, Planning and Analysis Features
% HRRYes
% HR maxYes
HR zonesYes
HR alertsYes
ShortcutsYes
HRV statusYes
Load ratioYes
Manual lapYes
Rest timerYes
Auto max HRYes
Auto scrollYes
Finish timeYes
HR caloriesYes
Voice alertsYes
Custom alertsYes
Physio TrueUpYes
Recovery timeYes
Training loadYes
VO2 Max (Run)Yes
Course guidanceYes
Training effectYes
Virtual PartnerYes
Workout benefitYes
Race an ActivityYes
Advanced workoutsYes
Interval trainingYes
Race glance/widgetYes
Training load focusYes
VO2 Max (Trail Run)Yes
GPS speed and distanceYes
Configurable lap alertsYes
Customizable data pagesYes
Unified training statusYes
Touch and/or button lockYes
Activity history on watchYes
Multisport auto transitionYes
Downloadable training plansYes
Training effect (anaerobic)Yes
Manual multisport activitiesYes
HRM running pace and distanceYes
Heat and altitude acclimationYes
Customizable activity profilesYes
Auto Pause® automatic timer haltYes
Respiration rate (during exercise)yes (with compatible accessory)
Auto Lap® interval tracking featureYes
Primary benefit (Training Effect labels)Yes
Power Modes - customizable in-activity battery settingsYes
HR broadcast (broadcasts HR data over ANT+® to paired devices)Yes
Improved interval (includes open repeats, intervals data page, rest screen and auto detection)Yes
Clock features
TimerYes
StopwatchYes
Time/dateYes
Alarm clockYes
GPS time syncYes
Sunrise/sunset timesYes
Automatic daylight saving timeYes
Cycling features
CoursesYes
Race an activityYes
Speed and cadence sensor support (w/sensor)Yes
Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories)Yes
Running features
Run workoutsYes
Foot pod capableYes
Trail run auto climbYes
GPS-based distance, time and paceYes
Cadence (provides real-time number of steps per minute)Yes
Activity profiles
GymStrength, Cardio and Elliptical Training, Stair Stepping, Floor Climbing, Indoor Rowing and Yoga
SwimPool Swimming, Open Water Swimming
CyclingBiking, Indoor Biking, Mountain Biking
Outdoor recreationSurfing, Stand Up Paddleboarding, Rowing, Kayaking, Hiking, Climbing, Mountain Biking, Skiing, Snowboarding, XC Skiing, Fishing, Hunting, Tactical
Swimming features
Pool swim workoutsYes
Time and distance alertsYes
Drill logging (pool swim only)Yes
Underwater wrist-based heart rateYes
"Repeat on" rest timer (pool swim only)Yes
Basic rest timer (up from 0) (pool swim only)Yes
Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only)Yes
Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories)Yes
Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories)Yes
Tactical features
XERO™ LocationsYes
Dual grid coordinatesYes
Outdoor recreation
TidesYes
TracBack®Yes
Sight 'N GoYes
Back to startYes
UltraTrac modeYes
Vertical speedYes
GPS coordinatesYes
Area calculationYes
Elevation profileYes
Projected waypointYes
Total ascent/descentYes
Future elevation plotYes
Distance to destinationYes
Expedition GPS ActivityYes
Sun and moon informationYes
Point-to-point navigationYes
Breadcrumb trail in real timeYes
Barometric trend indicator with storm alertYes
Daily smart features
CalendarYes
ConnectivityBluetooth®, ANT+®
Find my phoneYes
Find my watchYes
Weather forecastsYes
Smart NotificationsYes
VIRB® camera remoteYes
Smartphone compatibilityiPhone®, Android™
Controls smartphone musicYes
Compatible with Garmin Connect™ MobileYes
Battery Saver - customisable low power watchYes
Text response/reject phone call with text (Android™ only)Yes
Activity tracking features
TrueUp™Yes
Move IQ™Yes
Step counterYes
Floors climbedYes
Calories BurnedYes
Intensity minutesYes
Distance travelledYes
Automatic rep countingYes
Auto goal (learns your activity level and assigns a daily step goal)Yes
Move alerts (displays on device after a period of inactivity; walk for a couple of minutes to reset it)Yes
Training, planning and analysis features
% HRRYes
% HR MaxYes
HR ZonesYes
HR AlertsYes
ShortcutsYes
Auto Lap®Yes
Manual lapYes
Auto Max HRYes
Auto scrollYes
Finish timeYes
HR CaloriesYes
Voice alertsYes
Physio TrueUpYes
Course guidanceYes
Virtual partnerYes
Race an activityYes
Advanced workoutsYes
Interval trainingYes
Customisable alertsYes
Customisable screen(s)Yes
GPS speed and distanceYes
Configurable lap alertsYes
Touch and/or button lockYes
Activity history on watchYes
Downloadable training plansYes
Customisable activity profilesYes
Auto Pause® automatic timer haltYes
Power Modes - customisable in-activity battery settingsYes
HR Broadcast (broadcasts HR data over ANT+® to paired devices)Yes

Wrist Fit

Garmin Instinct® 3 – 45 mm, Solar

Sits best on wrists ~4764mm wide (≈ 12.617.1cm circumference).

Garmin Instinct® Solar – Surf Edition

Sits best on wrists ~4764mm wide (≈ 12.617.1cm circumference).

2D Dimension Schematics

Accurate scale drawings based on case dimensions. Drag to pan, Ctrl+scroll to zoom. Works for every watch regardless of photo availability.

Loading schematics…

Frequently Asked Questions

Is the Garmin Instinct® 3 – 45 mm, Solar bigger than the Garmin Instinct® Solar – Surf Edition?

Both have a 45mm case. Compare their thickness and lug-to-lug above to judge wrist presence.

Which fits a smaller wrist better, the Garmin Instinct® 3 – 45 mm, Solar or the Garmin Instinct® Solar – Surf Edition?

The Garmin Instinct® 3 – 45 mm, Solar suits wrists around 47–64mm wide, and the Garmin Instinct® Solar – Surf Edition around 47–64mm. The one with the smaller lower bound is the safer pick for a small wrist.

Can I see the Garmin Instinct® 3 – 45 mm, Solar and Garmin Instinct® Solar – Surf Edition side by side at true scale?

Yes — the schematics and photos above show both watches at matched scale, and our fit tool overlays each on your wrist width.

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