The bigger Venu 3 is currently cheaper too. And it lasts longer.

Short answer

Venu 3 - 1.4" 454×454 display, up to 14 days and a lower price. Venu 3S - compact and light (27 g).

Key differences

SpecGarmin Venu 3Garmin Venu 3S
Display1.4", AMOLED, 454×4541.2", AMOLED, 390×390
Memory8 GB8 GB
Battery lifeup to 14 daysup to 10 days
ConnectivityBluetooth, ANT+, Wi-FiBluetooth, ANT+, Wi-Fi
NavigationGPS, GLONASS, GalileoGPS, GLONASS, Galileo
NFCyesyes
Sensorsheart rate, barometer, compass, gyroscope, temperatureheart rate, barometer, compass, gyroscope, temperature
Protection5 ATM5 ATM
CompatibilityiPhone, AndroidiPhone, Android
Dimensions, weight45×45×12 mm, 30 g41×41×12 mm, 27 g
Pricecurrent pricescurrent prices

Specs come from the device pages on Smartphone.ua.

What's the same

8 GB, Wi-Fi, GPS, NFC, barometer, gyroscope, steel and Gorilla Glass, 5 ATM, 12 mm.

Display

1.4" 454×454 vs 1.2" 390×390.

Battery life

Up to 14 vs up to 10 days.

Verdict: who should buy which

  • Screen, battery life, price - Venu 3.
  • Slim wrist - Venu 3S.

FAQ

How heavy are they?
30 and 27 g.

Do they work with an iPhone?
Yes.

Which is cheaper?
The Venu 3.

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