Doorbells · Head to head

aosu Video Doorbell R1 Ultra vs Eufy Video Doorbell C31 (with Battery Pack)

Full Smart Doorbells comparison in 2026

Updated July 2026
Data from Amazon and official aosu and Eufy sites.
2026 verdict
Across the 2026 comparison, aosu Video Doorbell R1 Ultra earns the nod over Eufy Video Doorbell C31 (with Battery Pack) on the strength of rating, connectivity, and alerts. It wins the broader comparison through rating, connectivity, and alerts, while customizable motion zones help confirm the result. Eufy Video Doorbell C31 (with Battery Pack) still makes sense if price, integrations, and automatic replies are your priority, but most buyers should still lean toward aosu Video Doorbell R1 Ultra. That is why aosu Video Doorbell R1 Ultra wins the verdict here.
vs
Featureaosu Video Doorbell R1 UltraEufy Video Doorbell C31 (with Battery Pack)Winner
Price$119.99$89.99Eufy Video Doorbell C31 (with Battery Pack)
Rating4.44.3aosu Video Doorbell R1 Ultra
Connectivity2.4 GHz WiFi, 5 GHz WiFi2.4 GHz WiFiaosu Video Doorbell R1 Ultra
IntegrationsGoogle Home, AlexaGoogle Home, Alexa, Home AssistantEufy Video Doorbell C31 (with Battery Pack)
AlertsMotion, People, Packages, Familiar FacesMotion, Peopleaosu Video Doorbell R1 Ultra
Customizable Motion ZonesYESNOaosu Video Doorbell R1 Ultra
Automatic RepliesNOYESEufy Video Doorbell C31 (with Battery Pack)
Warranty1 year1 yearTie
StorageInternal, CloudMicroSD Card Slot, CloudTie
Outdoor Custom RingtoneNONOTie
Indoor Custom RingtoneNONOTie
Voice ChangingNONOTie
Winner
aosu

aosu Video Doorbell R1 Ultra

20% OFF
$119.99
$149.99
Buy on Amazon USA
  • + Rating: 4.4
  • + Connectivity: 2.4 GHz WiFi, 5 GHz WiFi
  • + Alerts: Motion, People, Packages, Familiar Faces
  • - Price: $119.99 vs $89.99
  • - Integrations: Google Home, Alexa vs Google Home, Alexa, Home Assistant

Frequently Asked Questions

Which is better overall: aosu Video Doorbell R1 Ultra or Eufy Video Doorbell C31 (with Battery Pack)?

aosu Video Doorbell R1 Ultra has the stronger overall profile in this comparison, especially for rating, connectivity, and alerts.

What is the biggest difference between aosu Video Doorbell R1 Ultra and Eufy Video Doorbell C31 (with Battery Pack)?

Price is one of the clearest differences: aosu Video Doorbell R1 Ultra lists $119.99, while Eufy Video Doorbell C31 (with Battery Pack) lists $89.99.

Which one looks better on price?

aosu Video Doorbell R1 Ultra is listed at $119.99, while Eufy Video Doorbell C31 (with Battery Pack) is listed at $89.99. Eufy Video Doorbell C31 (with Battery Pack) (better spec).

Who should buy aosu Video Doorbell R1 Ultra?

Choose aosu Video Doorbell R1 Ultra if your priority is rating and connectivity and that matters more than price.

Who should buy Eufy Video Doorbell C31 (with Battery Pack)?

Choose Eufy Video Doorbell C31 (with Battery Pack) if your priority is price and integrations and that matters more than rating.

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Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
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