Garmin Instinct 3 Solar Tactical Edition 45mm vs Garmin Instinct® – Tactical EditionSize, Specs & Wrist Fit Compared
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Garmin
Instinct 3 Solar Tactical Edition 45mm
Garmin
Instinct® – Tactical Edition (010-02064-70)
The Garmin Instinct 3 Solar Tactical Edition 45mm and Garmin Instinct® – Tactical Edition share a near-identical 45mm case, so wrist presence comes down to thickness, lug-to-lug and weight.
Specification Comparison
| Spec | GarminInstinct 3 Solar Tactical Edition 45mm | GarminInstinct® – Tactical Edition |
|---|---|---|
| Case Width | 45mm | 45mm |
| Thickness | 14.9mm | 15.3mm |
| Weight | 52g | 52g |
| Shape | Circular | Circular |
| Water Resistance | 10 ATM | — |
| GPS | 130 hours | Yes |
| Display | 0.9 inches | — |
| Always-On Display | Yes | — |
| Battery life | Unlimited days | — |
| Has wireless charging | No | — |
| Has a removable battery | No | — |
| Battery life with GPS on | 130 hours | — |
| Has a solar power battery | Yes | — |
| Has a rechargeable battery | Yes | — |
| Battery life in training mode | 40 hours | — |
| Has a battery level indicator | Yes | — |
| Battery life | — | Smartwatch mode: Up to 14 days GPS mode: Up to 16 hours UltraTrac™ mode: Up to 40 hours |
| Body Battery™ Energy Monitor | — | Yes |
| Released | 2025 | — |
Full Specification Comparison
243 specs| Spec | Garmin Instinct 3 Solar Tactical Edition 45mm | Garmin Instinct® – Tactical Edition |
|---|---|---|
| Design | ||
| width | 45 | — |
| height | 45 | — |
| volume | 30.17 cm³ | — |
| weight | 52 g | — |
| thickness | 14.9 | — |
| ATM rating | 10 ATM | — |
| resolution | 176 x 176 px | — |
| screen size | 0.9 inches | — |
| Display type | LCD | — |
| Has a display | Yes | — |
| pixel density | 276 ppi | — |
| width of band | 22 mm | — |
| water resistance | Waterproof | — |
| Always-On Display | Yes | — |
| has a touch screen | No | — |
| Watch band is replaceable | Yes | — |
| Has sapphire glass display | No | — |
| has branded damage-resistant glass | No | — |
| Battery | ||
| battery life | Unlimited days | — |
| has wireless charging | No | — |
| has a removable battery | No | — |
| battery life with GPS on | 130 hours | — |
| Has a solar power battery | Yes | — |
| has a rechargeable battery | Yes | — |
| battery life in training mode | 40 hours | — |
| Sensors | ||
| has GPS | Yes | — |
| has a compass | Yes | — |
| Has a barometer | Yes | — |
| has a gyroscope | Yes | — |
| Has a cadence sensor | Yes | — |
| has an accelerometer | Yes | — |
| Monitors perspiration | No | — |
| Has a heart rate monitor | Yes | — |
| Has a temperature sensor | Yes | — |
| Monitors blood oxygenation levels | Yes | — |
| GPS | — | Yes |
| Compass | — | Yes |
| GLONASS | — | Yes |
| Galileo | — | Yes |
| Thermometer | — | Yes |
| Accelerometer | — | Yes |
| Barometric altimeter | — | Yes |
| Garmin Elevate™ wrist heart rate monitor | — | Yes |
| Features | ||
| release date | 2025-04-30 | — |
| Has a stopwatch | Yes | — |
| Has smart alarm | No | — |
| warranty period | 1 years | — |
| Has call control | No | — |
| Has silent alarm | Yes | — |
| has HRV tracking | Yes | — |
| internal storage | 0.13GB | — |
| measures VO2 max | Yes | — |
| Has notifications | Yes | — |
| Locates your phone | Yes | — |
| has fall detection | Yes | — |
| has voice commands | No | — |
| Acquires GPS faster | Yes | — |
| Has vibrating alerts | Yes | — |
| shows readiness level | Yes | — |
| Can be used to answer calls | No | — |
| measures resting heart rate | Yes | — |
| has irregular heart rate warnings | No | — |
| has fast/slow heart rate notifications | Yes | — |
| Has a built-in camera remote control function | No | — |
| Connectivity | ||
| has NFC | Yes | — |
| supports ANT+ | Yes | — |
| supports Wi-Fi | No | — |
| supports Galileo | Yes | — |
| has a cellular module | No | — |
| Is compatible with iOS | Yes | — |
| Is compatible with Android | Yes | — |
| Miscellaneous | ||
| Has auto pause | Yes | — |
| Available on PC | Yes | — |
| Can upload maps | No | — |
| Has trackback mode | Yes | — |
| Has a wind speed sensor | No | — |
| Is compatible with Windows | Yes | — |
| Is compatible with Mac OS X | Yes | — |
| has an external memory slot | No | — |
| Compatible with smart scales | Yes | — |
| has a battery level indicator | Yes | — |
| Provides the sunrise/sunset time | Yes | — |
| has a socket for a 3.5 mm audio jack | No | — |
| Informs about the risk of thunderstorms | Yes | — |
| Compatible with external heart rate monitors | Yes | — |
| App & Software | ||
| Ad-free | Yes | — |
| Free app | Yes | — |
| Tracks BMI | Yes | — |
| Has coaching | Yes | — |
| Includes maps | Yes | — |
| Supports routes | Yes | — |
| Has achievements | Yes | — |
| Has goal setting | Yes | — |
| Has live tracking | Yes | — |
| Has exercise diary | Yes | — |
| Predicts ovulation | Yes | — |
| Can be personalised | Yes | — |
| Has weight tracking | Yes | — |
| Predicts start date | Yes | — |
| Tracks water intake | Yes | — |
| Has inactivity alerts | Yes | — |
| Has period notifications | Yes | — |
| Has temperature tracking | Yes | — |
| Doesn’t require account | No | — |
| Provides activity reports | Yes | — |
| Displays fertile window notifications | Yes | — |
| Counts how many calories you've burned | Yes | — |
| Activity tracking | ||
| Measures pace | Yes | — |
| Tracks distance | Yes | — |
| Tracks elevation | Yes | — |
| Designed for golf | Yes | — |
| Tracks your sleep | Yes | — |
| Tracks steps taken | Yes | — |
| Designed for diving | No | — |
| Has a route tracker | Yes | — |
| Has exercise tagging | Yes | — |
| Has multi-sport mode | Yes | — |
| Tracks calorie intake | Yes | — |
| Provides sleep reports | Yes | — |
| Detects activities automatically | Yes | — |
| Has a stroke counter for swimming | Yes | — |
| Overview | ||
| Family | — | Garmin |
| General | ||
| Battery life | — | Smartwatch mode: Up to 14 days GPS mode: Up to 16 hours UltraTrac™ mode: Up to 40 hours |
| Display Size | — | Custom, two-window design; 23 x 23 mm |
| Case material | — | Fibre-reinforced polymer |
| Lens material | — | Chemically-strengthened glass |
| Bezel material | — | Fibre-reinforced polymer |
| Memory/history | — | 16 MB |
| Strap material | — | Silicone |
| Charging method | — | Garmin proprietary plug charger |
| Display Resolution | — | 128 x 128 pixels |
| QuickFit™ watch band compatible | — | Yes (22 mm) |
| Product Info | ||
| Main SKU | — | 010-02064-70 |
| Product ID | — | 690051 |
| Product Name | — | Instinct® – Tactical Edition |
| Product Variation | — | Black |
| Clock features | ||
| Timer | — | Yes |
| Stopwatch | — | Yes |
| Time/date | — | Yes |
| Alarm clock | — | Yes |
| GPS time sync | — | Yes |
| Sunrise/sunset times | — | Yes |
| Automatic daylight saving time | — | Yes |
| Cycling features | ||
| Courses | — | Yes |
| Race an activity | — | Yes |
| 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 workouts | — | Yes |
| Foot pod capable | — | Yes |
| Trail run auto climb | — | Yes |
| GPS-based distance, time and pace | — | Yes |
| Cadence (provides real-time number of steps per minute) | — | Yes |
| Activity profiles | ||
| Gym | — | Strength, cardio and elliptical training, stair stepping, floor climbing, indoor rowing and yoga |
| Swim | — | Pool swimming and open water swimming |
| Cycling | — | Biking, indoor biking and mountain biking |
| Outdoor recreation | — | Hiking, climbing, mountain biking, skiing, snowboarding, XC skiing, stand-up paddleboarding, rowing, kayaking, Jumpmaster and tactical |
| Swimming features | ||
| Pool swim workouts | — | Yes |
| Drill logging (pool swim only) | — | Yes |
| "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 | ||
| Stealth mode | — | Yes |
| Night vision mode | — | Yes |
| XERO™ Locations | — | Yes |
| Dual grid coordinates | — | Yes |
| Outdoor recreation | ||
| TracBack® | — | Yes |
| Sight 'N Go | — | Yes |
| Back to start | — | Yes |
| UltraTrac mode | — | Yes |
| Vertical speed | — | Yes |
| GPS coordinates | — | Yes |
| Area calculation | — | Yes |
| Elevation profile | — | Yes |
| Projected waypoint | — | Yes |
| Total ascent/descent | — | Yes |
| Future elevation plot | — | Yes |
| Distance to destination | — | Yes |
| Sun and moon information | — | Yes |
| Point-to-point navigation | — | Yes |
| Breadcrumb trail in real time | — | Yes |
| Barometric trend indicator with storm alert | — | Yes |
| Daily smart features | ||
| Calendar | — | Yes |
| Connectivity | — | Bluetooth®, ANT+® |
| Find my phone | — | Yes |
| Find my watch | — | Yes |
| Weather forecasts | — | Yes |
| Smart Notifications | — | Yes |
| VIRB® camera remote | — | Yes |
| Smartphone compatibility | — | iPhone®, Android™ |
| Controls smartphone music | — | Yes |
| Compatible with Garmin Connect™ Mobile | — | Yes |
| Text response/reject phone call with text (Android™ only) | — | Yes |
| Activity tracking features | ||
| TrueUp™ | — | Yes |
| Move IQ™ | — | Yes |
| Step counter | — | Yes |
| Floors climbed | — | Yes |
| Calories Burned | — | Yes |
| Intensity minutes | — | Yes |
| Distance travelled | — | Yes |
| Automatic rep counting | — | Yes |
| 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 |
| Workout and Training Plans | ||
| Cardio workouts | — | Yes |
| Strength workouts | — | Yes |
| Health & Wellness Monitoring | ||
| Sleep | — | Yes (Advanced) |
| Hydration | — | Yes (in Garmin Connect™) |
| All-day Stress | — | Yes |
| Women's Health | — | Yes (in Garmin Connect™) |
| Resting heart rate | — | Yes |
| Abnormal Heart Rate Alerts | — | Yes (high and low) |
| Relaxation Breathing Timer | — | Yes |
| Body Battery™ Energy Monitor | — | Yes |
| Wrist-based heart rate (constant, every second) | — | Yes |
| Training, planning and analysis features | ||
| % HRR | — | Yes |
| % HR Max | — | Yes |
| HR Zones | — | Yes |
| HR Alerts | — | Yes |
| Shortcuts | — | Yes |
| Auto Lap® | — | Yes |
| Manual lap | — | Yes |
| Auto Max HR | — | Yes |
| Auto scroll | — | Yes |
| Finish time | — | Yes |
| HR Calories | — | Yes |
| Voice alerts | — | Yes |
| Physio TrueUp | — | Yes |
| Course guidance | — | Yes |
| Virtual partner | — | Yes |
| Race an activity | — | Yes |
| Advanced workouts | — | Yes |
| Interval training | — | Yes |
| Customisable alerts | — | Yes |
| Customisable screen(s) | — | Yes |
| GPS speed and distance | — | Yes |
| Configurable lap alerts | — | Yes |
| Touch and/or button lock | — | Yes |
| Activity history on watch | — | Yes |
| Downloadable training plans | — | Yes |
| Customisable activity profiles | — | Yes |
| Auto Pause® automatic timer halt | — | Yes |
| HR Broadcast (broadcasts HR data over ANT+® to paired devices) | — | Yes (using ANT+) |
Wrist Fit
Garmin Instinct 3 Solar Tactical Edition 45mm
Sits best on wrists ~47–64mm wide (≈ 12.6–17.1cm circumference).
Garmin Instinct® – Tactical Edition
Sits best on wrists ~47–64mm wide (≈ 12.6–17.1cm 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.
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Frequently Asked Questions
Is the Garmin Instinct 3 Solar Tactical Edition 45mm bigger than the Garmin Instinct® – Tactical 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 Solar Tactical Edition 45mm or the Garmin Instinct® – Tactical Edition?
The Garmin Instinct 3 Solar Tactical Edition 45mm suits wrists around 47–64mm wide, and the Garmin Instinct® – Tactical 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 Solar Tactical Edition 45mm and Garmin Instinct® – Tactical 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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