Amazfit Balance 2 vs Garmin Fenix 8 51mm AMOLED

Size, specs & wrist fit compared

Amazfit Balance 2

Garmin Fenix 8 51mm AMOLED Part 010-02905-10

Which one fits you

Under 18 cm (7.1 in) round, the Garmin Fenix 8 51mm AMOLED's lugs overhang and the Amazfit Balance 2's do not; the Amazfit Balance 2 fills the wrist at 18–20 cm, the Garmin Fenix 8 51mm AMOLED at 19 cm and up.

What else differs

Screen: the Amazfit Balance 2 has the larger screen, 1.5 in across against 1.4 in on the Garmin Fenix 8 51mm AMOLED.
Battery: 29 days for the Garmin Fenix 8 51mm AMOLED against 21 days for the Amazfit Balance 2 in everyday use; 3.5 days for the Garmin Fenix 8 51mm AMOLED against 33 hours for the Amazfit Balance 2 with GPS on.
Only the Garmin Fenix 8 51mm AMOLED has an ECG app.

2.4mm thinner, the Amazfit Balance 2 is the one that slides under a shirt cuff.

Among the 52 smartwatches 51mm across that we hold thickness for, the Garmin Fenix 8 51mm AMOLED is thinner than 98%, so it wears flatter than its width suggests.

The Garmin Fenix 8 51mm AMOLED is 3.6mm wider, 2.4mm thicker and 59g heavier than the Amazfit Balance 2.

Amazfit

Balance 2

Garmin

Fenix 8 51mm AMOLED

Case width

47.4mm

51mm+3.6mm

Thickness

12.3mm

14.7mm+2.4mm

Weight

43g

102g+59g

Amazfit Balance 2 or Garmin Fenix 8 51mm AMOLED by wrist size

Wrist round (mm left each side)	Amazfit Balance 2≈54.5mm lug to lug, est.	Garmin Fenix 8 51mm AMOLED≈58.5mm lug to lug, est.
14 cm / 5.5 in	Overhangs (4.7mm over)	Overhangs (6.7mm over)
15 cm / 5.9 in	Overhangs (3.1mm over)	Overhangs (5.1mm over)
16 cm / 6.3 in	Overhangs (1.4mm over)	Overhangs (3.4mm over)
17 cm / 6.7 in	Bold (0.2mm)	Overhangs (1.8mm over)
18 cm / 7.1 in	Sweet spot (1.8mm)	Overhangs (0.2mm over)
19 cm / 7.5 in	Sweet spot (3.4mm)	Bold (1.4mm)
20 cm / 7.9 in	Balanced (5mm)	Sweet spot (3mm)