
Roborock
Qrevo S
Reliable, great mopping (lifts pads), but poor cable avoidance.

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curv 2 pro has lidar + same amount of cameras as 10R (including wider side cameras) although it is more expensive than both curvx and 10r and not in US. Just bought curv 2 pro after researching a lot, after returning an L50 Ultra.
I got it for 1300 EUR after some discount from a retailer (includes 20% tax), quite expensive imo.
The curv 2 flow doesn’t have an extending side brush for corners, so I don’t think you would want that because you said you want good edge cleaning Roller mops are also more maintenance with the exception of the narwhal flows The curv 2 pro has more vacuuming power too I would say just go for the curv 2 pro because it seems like you wouldn’t wanna deal with the no corner cleaning and extra maintencr based on your preferences
I've been using it for a week. Before getting it, I saw two reviews from Italian bloggers, one of whom even compared it to the Saros 10R, which is currently the same price as the Curv 2 Pro here in Italy. In my experience, it works very well. It can easily navigate even under low furniture, is precise around edges, and the mops almost touch the edges. It bothers me a little to have to add detergent manually, but since I have very delicate hardwood floors, I only use one capful for 4 liters of water, so I have control over how much detergent goes in. It wouldn't be possible with an automatic system.
The Curv 2 pro also has vertibeam compared to the CurvX which may or may not help with navigating around certain objects.
The Saros 10R navigated better around my somewhat difficult furniture compared to the CurvX, and I wonder if Vertibeam had something to do with that.
The s9 maxV ultra (sold as the Saros 10 in other markets) has a more difficult to clean mop washboard compared to the qrevo Curv 2 pro and the Dreame and MOVA robots with the aceclean jetspray dryboard.
I highly recommend combo robots if your parents walk around the house barefoot, it greatly improves the feel! The combo robots I found best for keeping itself clean are the dreame and MOVA robots with the filter self cleaning function and the flat washboard. I was able to get away with making my MOVA V50 run everyday for 3 months without a noticeable change in cleanliness. After that it’ll be and the roborock Curv 2 Pro and the Narwal spinning mop robots which generally consume more water than the other options. The app is going to be a challenge for them but you can set it up for them and put it on a schedule so they won’t have to open the app at all.
All will do well with long hair. The dreame L50 ultra has an easier to clean self cleaning mop washboard but isn’t removable but can somewhat clean the filter when autoemptying. I’d also see if the Curv 2 pro is available as the self cleaning mop washboard is easy to clean and is removable.
There’s this review in German https://youtu.be/Qn_mZKM6c4U And this Italian review https://youtu.be/8z4uSgOFHqE I like the easier to clean removable mop washboard the most :)
I’d go for the roborock QRevo Curv 2 Pro. It will fit into tight spaces better mainly because roborock generally has better navigation than Narwal and is shorter.
The extending brush on the Curv 2 pro likely has the beta feature of extending the wide brush to clean under crevices when cleaning along furniture like your fridge which was shown on the Curv X.
Both work just as well. You’ll be splitting hairs trying to find a difference in their effectiveness.
If you want it to mop I’d recommend it to have a base station that can clean its mops unless you’re alright with cleaning the mops after it finishes cleaning. The QRevo Curv 2 Pro looks like the best defacto flagship from roborock right now.
If you need it to under furniture with much lower clearance (like about 9cm) and automatic detergent adding is a non negotiable, get the Saros 10. If not, the Curv itself is a good choice. Are there any sales soon? If so, I’d wait for those.
The roborock models with Adaptlift can only cross a single threshold up to 3cm and a tiered threshold up to 4cm (3cm + 1cm). Only dreame and MOVA’s robots with their threshold climbing features (ProLeap and StepMaster) can cross higher single thresholds.
In alphabetical order: Dreame’s robots with the ProLeap system (too many to list), Eufy’s S2, MOVA’s robots with the StepMaster system (V50, Z60 Ultra Roller Complete, Mobius 60, V70), Narwal’s flow, and Roborock’s model with the Adaptlift chassis should comfortably cross an inch
Bigger dustbin + good use of dustbin when it comes to fur (no empty space should be in the dustbin when fur clogs it) + frequent autoemptying = better for dealing with hair and fur. For a vacuum only model, the roborock Q5 Max+ and the Q8 Max+ have a sizeable dustbin and uses the dustbin space well and has an autoempty station. The dual rollers help with fur pickup. In the US Dreame’s L/X50 Ultra fulfills these requirements as a combo model. So does the MOVA V50 Ultra for Canadian customers. The QRevo series has the same issue with some dreame models where the dustbin will be clogged with fur but there’ll be a lot of empty space on the sides. It’ll be good for picking up fur on carpets with its dual brushes but I think the eufy X8 should be better for dealing with finer dust.
I went with the curv 2 pro instead of the saros 10R because of the better moping 100C, suction and self cleaning. Also comes in white and cheaper which are a plus to me.

Roborock
Qrevo S
Reliable, great mopping (lifts pads), but poor cable avoidance.

Roborock
Saros 10 Series
Slim, quiet, excellent avoidance, but weak on carpet.

Dreame
L40S Ultra
Superior avoidance, great for pet hair, but poor on carpets.

MOVA
P10 Pro Ultra
Budget king, smart avoidance, but struggles on patterned carpets.

Roborock
Qrevo Curv Series
Great for pet hair; handles high thresholds, but poor avoidance.

Ranked #1
Dreame - X50 Ultra

Ranked #1
Roborock - Saros 10 Series

Ranked #1
Eufy - S1 Pro

Ranked #1
Roborock - Saros 10 Series

Ranked #1
Dreame - X50 Ultra

Ranked #1
Dreame - L40S Ultra