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Garmin Instinct 3 Solar Tactical vs Garmin Instinct Crossover

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

GarminInstinct 3 Solar TacticalGarminInstinct Crossover
Overview
ReleasedApril 2025November 2022
Display
Case sizes45 mm or 50 mm45 mm
PanelMemory-in-pixelMemory-in-pixel
Always-on displayYesYes
Display detailMonochrome, sunlight-visible, transflective memory-in-pixel display with a separate circular window; always visible, five-button controls, no touchscreen. 45 mm: 23 x 23 mm (0.9 inch); 50 mm: 27 x 27 mm (1.1 inch); both 176 x 176 pixels.Monochrome sunlight-visible transflective memory-in-pixel display, 23 x 23 mm (0.9 x 0.9 inch), 176 x 176 pixels, with a central hole for the analogue hands. Five-button controls; no touchscreen. The hands move aside to show data; RevoDrive detects and recalibrates hand misalignment after an impact.
Screen protectionPower Glass solar-charging lensChemically strengthened glass; Super-LumiNova-coated analogue hands and hour markers
Health and fitness
ECGNoNo
Blood oxygenYesYes
Skin temperatureNoNo
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSDual-band (L1 and L5)Single-band
Water resistance100 m100 m
SensorsGarmin Elevate wrist heart rate; Pulse Ox; barometric altimeter; compass; gyroscope; accelerometer; thermometerGarmin Elevate wrist heart rate; Pulse Ox; barometric altimeter; compass; accelerometer; thermometer
Health featuresHRV status; Body Battery; sleep score, sleep coach and naps; breathing variations; stress and respiration tracking; continuous heart rate and abnormal heart-rate alerts; Health Snapshot; menstrual cycle and pregnancy tracking through Garmin Connect; Pulse Ox availability varies by country; no ECG appHRV status; Body Battery; advanced sleep monitoring and sleep score; stress and respiration tracking; continuous heart rate and abnormal heart-rate alerts; Health Snapshot; fitness age; menstrual cycle and pregnancy tracking through Garmin Connect. Pulse Ox availability varies by country.
Fitness featuresTraining readiness and status, load focus and load ratio; Garmin Coach and daily suggested running/cycling workouts; wrist running dynamics and power; PacePro; multisport and triathlon; strength training, hiking, cycling and pool/open-water swimming. Breadcrumb courses, TracBack, reference points, waypoints and off-course alerts; full maps in paired Garmin Explore app, not built into the watch. Tactical features include stealth mode, night-vision compatibility, dual-format coordinates, projected waypoints, Jumpmaster, Tactical activity and a stage timer. Rucking records pack weight. The preloaded Applied Ballistics solver requires a one-time paid unlock and works with the Applied Ballistics Quantum app.Training readiness, status, load and effect; recovery time; VO2 max; Garmin Coach and daily suggested running/cycling workouts; wrist running power. Running dynamics require a compatible accessory. Multisport/triathlon, pool and open-water swimming, cycling, hiking, climbing, strength training and golf. Breadcrumb courses, TracBack, reference points, projected waypoints and off-course alerts; no built-in topographic maps. The current web table lists Jumpmaster/Tactical activities, but the exact series owner guide and launch release restrict tactical functions to the separate Tactical Edition; those functions are not attributed to this Standard Edition.
Safety featuresBuilt-in white/green LED flashlight with strobe; incident detection during selected activities, assistance and LiveTrack require a paired compatible phoneIncident detection during selected activities, assistance and LiveTrack require a paired compatible phone. Screen flashlight; no physical LED flashlight.
Battery and connections
Battery life (maker's claim)Up to 40 daysUp to 28 days
In low-power modeUp to 100 daysUp to 71 days
Mobile data optionNoNo
Works withiPhone and AndroidiPhone and Android
Battery life detailHeadline claims use the 50 mm size without solar. 45 mm: smartwatch 28 days; battery saver 65 days; GPS only 40 hours, 130 with solar; all systems 28 hours, 50 with solar; all systems plus multi-band 24 hours, 40 with solar; max-battery GPS 100 hours; expedition GPS 36 days. 50 mm: smartwatch 40 days; battery saver 100 days; GPS only 60 hours, 260 with solar; all systems 40 hours, 80 with solar; all systems plus multi-band 34 hours, 60 with solar; max-battery GPS 150 hours; expedition GPS 60 days. Garmin claims unlimited smartwatch, battery-saver, max-battery GPS and expedition use with sufficient solar: everyday modes assume all-day wear and three hours outside daily at 50,000 lux; GPS modes assume use in 50,000 lux. Multi-band figures assume typical SatIQ use. Actual endurance varies with settings, activities and sunlight.Smartwatch: up to 28 days; battery saver watch mode: up to 71 days; GPS: up to 25 hours; max-battery GPS: up to 111 hours; expedition GPS: up to 40 days. Actual endurance depends on settings, activities, sensors and notifications. This Standard Edition does not have solar charging. The UK overview introductory paragraph says 20 GPS hours, conflicting with the exact technical table and series manual at 25 hours; the technical-table figure is retained.
ChargingBuilt-in rechargeable lithium-ion battery; proprietary Garmin charging/data cable, USB-C at the power-source end. Owner guide specifies at least 5 W from a computer or compatible AC adaptor. Solar charging is limited when the battery is full, externally powered or outside its charging temperature range.Built-in rechargeable lithium-ion battery; proprietary Garmin charging/data cable connects to a USB charging port. No solar charging.
ConnectivityBluetooth and ANT+; GPS, GLONASS and Galileo; multi-band GNSS with SatIQ; Garmin Pay and Garmin Share. Controls paired-phone music rather than storing offline audio; smart notifications and Garmin Messenger require a paired compatible phone. Stealth mode disables wireless communications and prevents GPS position storage/sharing; the kill switch erases user data. Night-vision mode adjusts the display and disables wrist heart rate.Bluetooth and ANT+; GPS, GLONASS and Galileo. Garmin Pay; paired-phone music controls and smart notifications; Android text replies. No offline music playback, cellular connectivity or multi-band GNSS.
Storage128 MB; no offline music storage64 MB; paired-phone music controls rather than offline audio storage
Design
Weight (lightest version)52 g65 g
SoftwareGarminGarmin
Case materialsFibre-reinforced polymer case; polymer/aluminium bezel; silicone band; maker states MIL-STD-810 thermal and shock testingFibre-reinforced polymer case; fibre-reinforced polymer/stainless steel bezel; silicone band. Maker states MIL-STD-810 thermal and shock testing.
Size45 mm: 45 x 45 x 14.9 mm, 52 g. 50 mm: 50 x 50 x 14.4 mm, 58 g. Maker does not identify these as case-only weights.45 x 45 x 16.2 mm; 65 g. Maker does not identify this as a case-only weight.
Bands45 mm: 22 mm band, compatible with QuickFit 22, fits 137–204 mm wrists. 50 mm: 26 mm band, compatible with QuickFit 26, fits 141–213 mm wrists.22 mm silicone band; compatible with QuickFit 22; fits 135–230 mm wrists.
ColoursBoth current UK sizes are Black with Black Band. Exact UK parts: 45 mm 010-02934-50; 50 mm 010-02935-50. The separately sold 50 mm AMOLED Tactical has different display hardware and battery claims.Current UK Standard Edition finish: Black (010-02730-03). Blue Granite (010-02730-04) remains in the maker range but is not currently sellable/in stock; its official gallery is included as another finish of the same hardware. Solar, Solar Tactical and later AMOLED watches are separate models.
In the boxInstinct 3 Solar watch with silicone band; charging/data cable; documentationInstinct Crossover Standard Edition smartwatch; charging/data cable; documentation

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