WatchFitTool

Amazfit Pop 3R vs Garmin Venu 4 45mm

Size, specs & wrist fit compared

Amazfit Pop 3R
Amazfit Pop 3R
Garmin Venu 4 45mm Part 010-03014-01
Garmin Venu 4 45mm

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

Case width
45.5mm
45mm−0.5mm
Thickness
10.8mm
12.5mm+1.7mm

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 inOverhangs (3.7mm over)Overhangs (3.2mm over)
15 cm / 5.9 inOverhangs (2.1mm over)Overhangs (1.6mm over)
16 cm / 6.3 inOverhangs (0.4mm over)Bold (0.1mm)
17 cm / 6.7 inBold (1.2mm)Sweet spot (1.7mm)
18 cm / 7.1 inSweet spot (2.8mm)Sweet spot (3.3mm)
19 cm / 7.5 inSweet spot (4.4mm)Balanced (4.9mm)
20 cm / 7.9 inBalanced (6mm)Balanced (6.5mm)

How the fit model works · Size chart for every wrist

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Amazfit Pop 3R

Amazfit

Pop 3R

Garmin Venu 4 45mm

Garmin

Venu 4 45mm

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Battery life compared

Amazfit Pop 3RGarmin Venu 4 45mm

  • Battery saver

    —
    25 days
  • Battery life

    12 days
    —
  • Smartwatch

    —
    12 days
  • GPS only

    —
    20 hours
  • All systems

    —
    19 hours
  • All systems + multi-band

    —
    17 hours
  • All systems with music

    —
    9 hours
  • All systems + multi-band with music

    —
    9 hours

More comparisons

2D Dimension Schematics

Top view
Side view
  • 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

Open 3D try-on

Specifications

The short version

5 key specs
SpecAmazfitPop 3RGarminVenu 4 45mm
Case Width45.5mm45mm
Thickness10.8mm12.5mm
ShapeCircularCircular
Display typeOLED/AMOLEDAMOLED (optional always-on mode)
Released20232025