Garmin Instinct 3 45mm Solar Tactical Edition vs Samsung Galaxy Watch7 LTE 44mm
Size, specs & wrist fit compared
Which one fits you
Both need much the same wrist: neither overhangs from 16 cm (6.3 in) round, and both are in their sweet spot around 16.5–19 cm. Wrist size will not decide between these two.
What else differs
- Screen: the Garmin Instinct 3 45mm Solar Tactical Edition uses a memory-in-pixel screen that is easy to read in sunlight and sips battery, the Samsung Galaxy Watch7 LTE 44mm a bright AMOLED screen.
- Battery: 28 days for the Garmin Instinct 3 45mm Solar Tactical Edition against 2 days for the Samsung Galaxy Watch7 LTE 44mm in everyday use.
- Only the Garmin Instinct 3 45mm Solar Tactical Edition has solar charging; only the Samsung Galaxy Watch7 LTE 44mm has a sapphire lens.
5.2mm thinner, the Samsung Galaxy Watch7 LTE 44mm is the one that slides under a shirt cuff.
The Garmin Instinct 3 45mm Solar Tactical Edition is 0.6mm wider, 5.2mm thicker and 18.2g heavier than the Samsung Galaxy Watch7 LTE 44mm.
Garmin
Instinct 3 45mm Solar Tactical Edition
Samsung
Galaxy Watch7 LTE 44mm
Garmin Instinct 3 45mm Solar Tactical Edition or Samsung Galaxy Watch7 LTE 44mm by wrist size
| Wrist round (mm left each side) | Garmin Instinct 3 45mm Solar Tactical Edition≈51.5mm lug to lug, est. | Samsung Galaxy Watch7 LTE 44mm≈51mm lug to lug, est. |
|---|---|---|
| 14 cm / 5.5 in | Overhangs (3.2mm over) | Overhangs (2.9mm over) |
| 15 cm / 5.9 in | Overhangs (1.6mm over) | Overhangs (1.3mm over) |
| 16 cm / 6.3 in | Bold (0.1mm) | Bold (0.3mm) |
| 17 cm / 6.7 in | Sweet spot (1.7mm) | Sweet spot (1.9mm) |
| 18 cm / 7.1 in | Sweet spot (3.3mm) | Sweet spot (3.5mm) |
| 19 cm / 7.5 in | Balanced (4.9mm) | Balanced (5.1mm) |
| 20 cm / 7.9 in | Balanced (6.5mm) | Balanced (6.8mm) |
Switch or add watches
Garmin
Instinct 3 45mm Solar Tactical Edition
Samsung
Galaxy Watch7 LTE 44mm
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Battery life compared
Garmin Instinct 3 45mm Solar Tactical EditionSamsung Galaxy Watch7 LTE 44mm
Battery saver
65 days—Expedition
36 days—Smartwatch
28 days—Max battery GPS
100 hours—Battery life
—2 daysGPS only
40 hours +130 hours—All systems
28 hours +50 hours—All systems + multi-band
24 hours +40 hours—
Amber figures are the solar-assisted runtime the manufacturer publishes for that mode.
More comparisons
2D Dimension Schematics
- Garmin Instinct 3 45mm Solar Tactical Edition 45mm × ≈51.5mm (est.) · 14.9mm thick
- Samsung Galaxy Watch7 LTE 44mm 44.4mm × ≈51mm (est.) · 9.7mm thick
3D preview
Garmin Instinct 3 45mm Solar Tactical Edition vs Samsung Galaxy Watch7 LTE 44mm on a wrist
Specifications
The short version
6 key specs| Spec | GarminInstinct 3 45mm Solar Tactical Edition | SamsungGalaxy Watch7 LTE 44mm |
|---|---|---|
| Case Width | 45mm | 44.4mm |
| Thickness | 14.9mm | 9.7mm |
| Weight | 52g | 33.8g |
| Shape | Circular | Circular |
| Display type | Monochrome, sunlight-visible, transflective memory-in-pixel (MIP) | OLED/AMOLED |
| Released | 2025 | 2024 |