Robot Vacuums · Head to head

Roborock Qrevo Curv 2 Flow vs Roborock S8 Max Ultra

Full Robot Vacuums comparison in 2026

Updated November 2026
Data from the official Roborock site.
2026 verdict
Roborock Qrevo Curv 2 Flow edges out Roborock S8 Max Ultra in 2026, led by battery life, suction power, and onboard dustbin capacity.
Roborock Qrevo Curv 2 Flow
Winner
Roborock Qrevo Curv 2 Flow
$799.99$999.9920% OFF
Buy on Amazon USA
It builds its lead on battery life, suction power, and onboard dustbin capacity, then backs it up with a stronger showing on its broader overall balance. You should still consider Roborock S8 Max Ultra if price and rating matter more than raw overall balance. That is why Roborock Qrevo Curv 2 Flow wins the verdict here.
Works with
Connectivity
  • Wi-Fi 2.4 GHz
vs
Works with
Connectivity
  • Wi-Fi 2.4 GHz
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The biggest differences

Where these two are furthest apart, and by how much.

  • Suction Power2.5×Roborock Qrevo Curv 2 Flow20000Pa vs 8000Pa
  • Battery Life+34%Roborock Qrevo Curv 2 Flow242 minutes vs 180 minutes
  • Onboard Dustbin Capacity+20%Roborock Qrevo Curv 2 Flow325ml vs 270ml
FeatureRoborock Qrevo Curv 2 FlowRoborock S8 Max UltraWinner
Price$799.99$599.99Roborock S8 Max Ultra
Rating4.24.4Roborock S8 Max Ultra
Battery Life242 minutes180 minutesRoborock Qrevo Curv 2 Flow
Suction Power20000Pa8000PaRoborock Qrevo Curv 2 Flow
Onboard Dustbin Capacity325ml270mlRoborock Qrevo Curv 2 Flow
Warranty1 year1 yearTie
Auto RechargeYESYESTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
Navigation TypeLaser (LiDAR)Laser (LiDAR)Tie
Obstacle DetectionYESYESTie
Cliff DetectionYESYESTie

Frequently Asked Questions

Which is better overall: Roborock Qrevo Curv 2 Flow or Roborock S8 Max Ultra?

Roborock Qrevo Curv 2 Flow has the stronger overall profile in this comparison, especially for battery life, suction power, and onboard dustbin capacity.

What is the biggest difference between Roborock Qrevo Curv 2 Flow and Roborock S8 Max Ultra?

Price is one of the clearest differences: Roborock Qrevo Curv 2 Flow lists $799.99, while Roborock S8 Max Ultra lists $599.99.

Which one looks better on price?

Roborock Qrevo Curv 2 Flow is listed at $799.99, while Roborock S8 Max Ultra is listed at $599.99. Roborock S8 Max Ultra (better spec).

Who should buy Roborock Qrevo Curv 2 Flow?

Choose Roborock Qrevo Curv 2 Flow if your priority is battery life and suction power and that matters more than price.

Who should buy Roborock S8 Max Ultra?

Choose Roborock S8 Max Ultra if your priority is price and rating and that matters more than battery life.

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