Amazfit Pop 3R vs Garmin Venu 4 45mm
Size, specs & wrist fit compared
Which one fits you
Under 16.5 cm (6.5 in) round, the Amazfit Pop 3R's lugs overhang and the Garmin Venu 4 45mm's do not; the Garmin Venu 4 45mm fills the wrist at 17–19 cm, the Amazfit Pop 3R at 17–19 cm.
What else differs
- Battery: about 12 days each in everyday use.
- Only the Garmin Venu 4 45mm has an ECG app and contactless payments (NFC).
1.7mm thinner, the Amazfit Pop 3R is the one that slides under a shirt cuff.
The Amazfit Pop 3R is 0.5mm wider and 1.7mm thinner than the Garmin Venu 4 45mm.
Amazfit
Pop 3R
Garmin
Venu 4 45mm
Amazfit Pop 3R or Garmin Venu 4 45mm by wrist size
| Wrist round (mm left each side) | Amazfit Pop 3R≈52.5mm lug to lug, est. | Garmin Venu 4 45mm≈51.5mm lug to lug, est. |
|---|---|---|
| 14 cm / 5.5 in | Overhangs (3.7mm over) | Overhangs (3.2mm over) |
| 15 cm / 5.9 in | Overhangs (2.1mm over) | Overhangs (1.6mm over) |
| 16 cm / 6.3 in | Overhangs (0.4mm over) | Bold (0.1mm) |
| 17 cm / 6.7 in | Bold (1.2mm) | Sweet spot (1.7mm) |
| 18 cm / 7.1 in | Sweet spot (2.8mm) | Sweet spot (3.3mm) |
| 19 cm / 7.5 in | Sweet spot (4.4mm) | Balanced (4.9mm) |
| 20 cm / 7.9 in | Balanced (6mm) | Balanced (6.5mm) |
Switch or add watches
Amazfit
Pop 3R
Garmin
Venu 4 45mm
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Battery life compared
Amazfit Pop 3RGarmin Venu 4 45mm
Battery saver
—25 daysBattery life
12 days—Smartwatch
—12 daysGPS only
—20 hoursAll systems
—19 hoursAll systems + multi-band
—17 hoursAll systems with music
—9 hoursAll systems + multi-band with music
—9 hours
More comparisons
2D Dimension Schematics
- Amazfit Pop 3R 45.5mm × ≈52.5mm (est.) · 10.8mm thick
- Garmin Venu 4 45mm 45mm × ≈51.5mm (est.) · 12.5mm thick
3D preview
Amazfit Pop 3R vs Garmin Venu 4 45mm on a wrist
Specifications
The short version
5 key specs| Spec | AmazfitPop 3R | GarminVenu 4 45mm |
|---|---|---|
| Case Width | 45.5mm | 45mm |
| Thickness | 10.8mm | 12.5mm |
| Shape | Circular | Circular |
| Display type | OLED/AMOLED | AMOLED (optional always-on mode) |
| Released | 2023 | 2025 |

