Same price, same features. Choose by wrist alone.

Short answer

Forerunner 570 47 mm - 1.4" 454×454 display and up to 11 days. Forerunner 570 42 mm - lighter (42 g) and more compact.

Key differences

SpecGarmin Forerunner 570 42mmGarmin Forerunner 570 47mm
Display1.2", AMOLED, 390×3901.4", AMOLED, 454×454
Memory8 GB8 GB
Battery lifeup to 10 daysup to 11 days
ConnectivityBluetooth, ANT+, Wi-FiBluetooth, ANT+, Wi-Fi
NavigationGPS, GLONASS, Galileo, QZSS, BeiDouGPS, GLONASS, Galileo, QZSS, BeiDou
NFCyesyes
Sensorsheart rate, barometer, compass, gyroscope, temperatureheart rate, barometer, compass, gyroscope, temperature
Protection5 ATM5 ATM
CompatibilityiPhone, AndroidiPhone, Android
Dimensions, weight42.4×42.4×12.9 mm, 42 g47×47×12.9 mm, 50 g
Pricecurrent pricescurrent prices

Specs come from the device pages on Smartphone.ua.

What's the same

8 GB, Wi-Fi, GPS with BeiDou and QZSS, NFC, barometer, aluminium and Gorilla Glass, 5 ATM, 12.9 mm.

Display

1.2" 390×390 vs 1.4" 454×454.

Battery life

Up to 10 vs up to 11 days.

Verdict: who should buy which

  • Big screen - Forerunner 570 47 mm.
  • Slim wrist - Forerunner 570 42 mm.

FAQ

Is the price the same?
Yes.

Are the features the same?
Yes.

Which is cheaper?
They cost the same.

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