# Dreame L40s Ultra CE vs Ecovacs Deebot T50 Pro Omni

As of Nov 4, 2026, the Dreame L40s Ultra CE costs $400 and the Ecovacs Deebot T50 Pro Omni costs $400. The Ecovacs Deebot T50 Pro Omni has a published review score and ranks #4 in our robot vacuums ranking; the Dreame L40s Ultra CE is not scored yet. Pick the Dreame L40s Ultra CE for first time buyers who want a full dock cheaply. Pick the Ecovacs Deebot T50 Pro Omni for low furniture and mostly hard floors.

Prices checked Nov 4, 2026. HTML version: https://robotsforthat.com/vs/dreame-l40s-ultra-ce-vs-ecovacs-deebot-t50-pro-omni/

## Side by side

| | Dreame L40s Ultra CE | Ecovacs Deebot T50 Pro Omni |
|---|---|---|
| Price | $400 | $400 |
| 3 year cost | $440 | $400 |
| Our score | Not scored yet | 9.1/10 |
| Rank in Floors | #55 | #4 |
| Status | on sale | on sale |
| Warranty | 3 years (Dreame US store) | n/a |
| Suction | 13,000 Pa on the Dreame product page and comparison blog | 15,000 Pa (Ecovacs); Vacuum Wars measured 0.92 kPa and 21 CFM, near the 0.83 kPa average |
| Navigation | LDS LiDAR with Smart Pathfinder (Dreame); Vacuum Wars measured 0.73 m2 per minute | Fully embedded dToF laser with no top turret, TrueMapping 2.0 (Ecovacs); Vacuum Wars measured 0.78 m2 per minute, about average |
| Obstacle avoidance | Single laser 3DAdapt structured light, no camera (Dreame); Vacuum Wars saw it avoid 8 of 24 objects | RGB AI camera plus 3D structured light (Ecovacs); Vacuum Wars scored 15 against a 17 average and saw it miss pet waste |
| Mopping | Dual spinning mops with RoboSwing, 10.5 mm lift, no extension or auto removal (Dreame); Vacuum Wars measured 2.20 g water left, the most of the L40s range | Dual spinning 136 mm pads, extendable mop, TruEdge 2.0, 9 mm auto lift (Ecovacs); Vacuum Wars scored 170 on dried stains against a 98 average |
| Self empty | Yes, 3.2 L dust bag, up to 100 days (Dreame) | Yes, 3 L bag (Ecovacs) |
| Dock features | Auto empty, cool water mop wash, warm air drying, auto water refill, 4.5 L clean and 4 L used tanks; auto detergent dosing is a $39.99 add on (Dreame) | Auto empty, 70 C hot water mop wash, 45 C hot air drying, auto refill, auto detergent, 4 L clean and 4 L dirty tanks (Ecovacs) |
| Runtime | Up to 260 min in quiet vacuum mode from 5,200 mAh (Dreame); Vacuum Wars estimated about 1,922 sq ft per charge | 255 min silent vacuum, 185 min vacuum and mop (Ecovacs); Vacuum Wars measured 200 min at low power and 1,187 sq ft per charge |
| Dustbin | 300 ml or more plus 3.2 L dock bag (Dreame) | 260 ml robot bin plus 3 L dock bag (Ecovacs) |
| Height | 104 mm (about 4.1 in) (Dreame) | 81 mm, 3.19 in (Ecovacs, confirmed by Homes and Gardens and EFTM) |
| Pet hair | TriCut Brush 3.0 (Dreame); Vacuum Wars measured 68% pet hair pickup, 89% carpet sand removal and 0% hair wrap | Vacuum Wars measured 86% flattened pet hair pickup and 0% hair wrap |
| App | Dreamehome app with Alexa, Siri and Google Home through third party devices, no built in voice (Dreame) | Ecovacs Home app with YIKO GPT voice; works with Alexa and Google Assistant (Ecovacs); Matter not listed |
| Threshold | 20 mm (Dreame product page); Dreame's comparison blog lists 22 mm in one section and 20 mm in another | 20 mm with mop (Ecovacs); EFTM cites 22 mm |
| Noise | n/a | 63 dBA (Ecovacs); Homes and Gardens measured 72 dB vacuuming and 85 dB at the dock |
| Best for | first time buyers who want a full dock cheaply | low furniture and mostly hard floors |
| Skip if | you have pets, clutter or want hot water mop washing | you have thick rugs or pet accidents |

## What reviewers found

### Dreame L40s Ultra CE

- Vacuum Wars (3.10 Vacuum Wars stars): 89% carpet sand removal, 68% pet hair pickup, 0% hair wrap, 8 of 24 obstacles avoided, about 1,922 sq ft per charge and 2.20 g of water left behind, the most of the three L40s models. Not in its Top 20. [Source](https://vacuumwars.com/dreame-l40s-series-review/)
- The Smart Home Hookup: Ranked it with the Mova P50 Ultra at the top for vacuuming among robots from the last three years and tied for first in mopping with the Narwal Flow. Noted the detergent dispenser is sold separately; listed $469.99 MSRP. [Source](https://www.thesmarthomehookup.com/?p=10269)

### Ecovacs Deebot T50 Pro Omni

- Vacuum Wars (3.08 Vacuum Wars stars): Measured 0.92 kPa and 21 CFM, 86% pet hair pickup, 79% embedded sand, 0% hair wrap, 170 on dried stains and 1,187 sq ft per charge. Named it best value; obstacle avoidance scored 15 against a 17 average. [Source](https://vacuumwars.com/t50-max-pro-omni-and-t50-pro/)
- Homes and Gardens: Four weeks of tests with sugar, lentils, cereal, pet hair, ketchup and mustard. Strong pet hair pickup and reliable mapping, but mustard needed a second pass. Measured 72 dB vacuuming and 85 dB at the dock. [Source](https://www.homesandgardens.com/household/floorcare/ecovacs-deebot-t50-pro-omni-robot-vacuum-review)
- EFTM (92%): Two weeks of testing in Australia. Praised the slim body and carpet results; a full max power vacuum and mop of the whole house needed two charges and charging took just under 4 hours. [Source](https://eftm.com/2025/05/ecovacs-deeebot-t50-pro-omni-review-a-premium-cleaner-that-gets-everywhere-262555)

## Questions buyers ask

### Which is better, the Dreame L40s Ultra CE or the Ecovacs Deebot T50 Pro Omni?

The Ecovacs Deebot T50 Pro Omni has a published review score and ranks #4 in our robot vacuums ranking; the Dreame L40s Ultra CE is not scored yet. Pick the Dreame L40s Ultra CE for first time buyers who want a full dock cheaply. Pick the Ecovacs Deebot T50 Pro Omni for low furniture and mostly hard floors.

### What is the difference between the L40s Ultra CE and the Deebot T50 Pro Omni?

Suction: 13,000 Pa on the Dreame product page and comparison blog on the L40s Ultra CE, 15,000 Pa (Ecovacs); Vacuum Wars measured 0.92 kPa and 21 CFM, near the 0.83 kPa average on the Deebot T50 Pro Omni. Navigation: LDS LiDAR with Smart Pathfinder (Dreame); Vacuum Wars measured 0.73 m2 per minute on the L40s Ultra CE, Fully embedded dToF laser with no top turret, TrueMapping 2.0 (Ecovacs); Vacuum Wars… on the Deebot T50 Pro Omni. Obstacle avoidance: Single laser 3DAdapt structured light, no camera (Dreame); Vacuum Wars saw it avoid 8 of… on the L40s Ultra CE, RGB AI camera plus 3D structured light (Ecovacs); Vacuum Wars scored 15 against a 17… on the Deebot T50 Pro Omni.

Full reviews: [Dreame L40s Ultra CE](https://robotsforthat.com/robot/dreame-l40s-ultra-ce/index.md), [Ecovacs Deebot T50 Pro Omni](https://robotsforthat.com/robot/ecovacs-deebot-t50-pro-omni/index.md)