Samsung Galaxy Watch8 LTE 40mm vs Galaxy Watch8 LTE 44mm
Size, specs & wrist fit compared
Which one fits you
Under 14.5 cm (5.7 in) round, the 44mm's lugs overhang and the 40mm's do not; the 40mm fills the wrist at 14–15.5 cm, the 44mm at 15–17 cm.
What else differs
- Screen: the 44mm has the larger screen, 1.47 in across against 1.34 in on the 40mm.
- Battery: about 2 days each in everyday use as rated, though the 44mm carries a 435 mAh cell against 325 mAh in the 40mm.
The Galaxy Watch8 LTE 40mm is the thinnest of smartwatches 40mm across and the Galaxy Watch8 LTE 44mm is thinner than 97% of those 44mm across — so both wear flatter than their widths suggest.
The Galaxy Watch8 LTE 44mm is 3.3mm wider, 3.3mm longer and 4g heavier than the Galaxy Watch8 LTE 40mm.
Galaxy Watch8 LTE 40mm
Galaxy Watch8 LTE 44mm
Galaxy Watch8 LTE: 40mm or 44mm by wrist size
| Wrist round (mm left each side) | 40mm | 44mm |
|---|---|---|
| 14 cm / 5.5 in | Sweet spot (1.2mm) | Overhangs (0.4mm over) |
| 15 cm / 5.9 in | Sweet spot (2.8mm) | Bold (1.2mm) |
| 16 cm / 6.3 in | Balanced (4.5mm) | Sweet spot (2.8mm) |
| 17 cm / 6.7 in | Balanced (6.1mm) | Balanced (4.4mm) |
| 18 cm / 7.1 in | Balanced (7.7mm) | Balanced (6mm) |
| 19 cm / 7.5 in | Understated (9.3mm) | Balanced (7.6mm) |
| 20 cm / 7.9 in | Understated (10.9mm) | Balanced (9.3mm) |
Switch or add watches
Samsung
Galaxy Watch8 LTE 40mm
Samsung
Galaxy Watch8 LTE 44mm
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Battery life compared
40mm44mm
Battery life
2 days2 days
More comparisons
2D Dimension Schematics
- Samsung Galaxy Watch8 LTE 40mm 40.4mm × 42.7mm · 8.6mm thick
- Samsung Galaxy Watch8 LTE 44mm 43.7mm × 46mm · 8.6mm thick
3D preview
Galaxy Watch8 LTE 40mm vs Galaxy Watch8 LTE 44mm on a wrist
Specifications
The short version
11 key specs| Spec | SamsungGalaxy Watch8 LTE 40mm | SamsungGalaxy Watch8 LTE 44mm |
|---|---|---|
| Case Width | 40.4mm | 43.7mm |
| Lug-to-Lug | 42.7mm | 46mm |
| Thickness | 8.6mm | 8.6mm |
| Weight | 30g | 34g |
| Shape | Circular | Circular |
| Water Resistance | 5 ATM | 5 ATM |
| GPS | Yes | Yes |
| Display type | OLED/AMOLED | OLED/AMOLED |
| Screen size | 1.34 inches | 1.47 inches |
| Battery life | 2 days | 2 days |
| Released | 2025 | 2025 |
Where the specifications differ
7 differences| Spec | Samsung Galaxy Watch8 LTE 40mm | Samsung Galaxy Watch8 LTE 44mm |
|---|---|---|
| Design | ||
| width | 40.4 | 43.7 |
| height | 42.7 | 46 |
| volume | 14.84 cm³ | 17.29 cm³ |
| weight | 30 g | 34 g |
| resolution | 438 x 438 px | 480 x 480 px |
| screen size | 1.34 inches | 1.47 inches |
| Battery | ||
| battery power | 325 mAh | 435 mAh |
The other 105 specifications both list are identical.
Full Samsung Galaxy Watch8 LTE 40mm specifications →Full Samsung Galaxy Watch8 LTE 44mm specifications →

