# Dreame L40s Ultra vs eufy Auto-Empty C10

As of Nov 4, 2026, the Dreame L40s Ultra costs $500 and the eufy Auto-Empty C10 costs $480, so the eufy Auto-Empty C10 is $20 cheaper. The Dreame L40s Ultra has a published review score and ranks #6 in our robot vacuums ranking; the eufy Auto-Empty C10 is not scored yet. Pick the Dreame L40s Ultra for pet owners with carpet on a budget. Pick the eufy Auto-Empty C10 for tidy homes with low furniture and pets that shed.

Prices checked Nov 4, 2026. HTML version: https://robotsforthat.com/vs/dreame-l40s-ultra-vs-eufy-auto-empty-c10/

## Side by side

| | Dreame L40s Ultra | eufy Auto-Empty C10 |
|---|---|---|
| Price | $500 | $480 |
| 3 year cost | $500 | $480 |
| Our score | 8.8/10 | Not scored yet |
| Rank in Floors | #6 | #64 |
| Status | on sale | on sale |
| Warranty | 3 years (Dreame US store) | Hassle free warranty listed by eufy with no length shown on the product page |
| Suction | 19,000 Pa claimed (Dreame); Vacuum Chef measured 490 FPM carpet airflow, well above average | 4,000 Pa (eufy); Vacuum Wars measured 0.73 kPa sealed suction against a 0.83 kPa average |
| Navigation | LDS LiDAR with Pathfinder, 4 maps (Dreame); Vacuum Wars measured 0.85 m2 per minute | Point laser plus infrared sensors, no LiDAR turret (eufy); Ideal Home found mapping worked but missed a room on the first run |
| Obstacle avoidance | 3D structured light only, no camera or object count (Dreame); Vacuum Wars saw it avoid 7 of 24 objects | No front camera or obstacle sensor; Vacuum Wars says it relies on bump sensors, and Ideal Home saw it hit chair legs and push toys |
| Mopping | Dual spinning mops, 10.5 mm lift, extend and auto removal (Dreame); Vacuum Wars measured 0.95 g water left and a 259 combined mop score | No, vacuum only |
| Self empty | Yes, 3.2 L dust bag, up to 100 days (Dreame) | Yes, 3 L bag, about 60 days per bag (eufy); Ideal Home measured its bag as 2.5 L |
| Dock features | Auto empty, 167 F (75 C) hot water mop wash, hot air drying, self cleaning washboard, auto detergent and water refill, 4.5 L clean and 4.0 L dirty tanks; water hookup kit sold separately (Dreame) | Auto empty and charging only |
| Runtime | Up to 220 min in quiet mode from 5,200 mAh (Dreame); Vacuum Wars estimated about 1,935 sq ft per charge | 120 min (eufy spec cited by Ideal Home); Vacuum Wars measured 58 min on floors and about 904 sq ft per charge |
| Dustbin | 310 ml robot bin plus 3.2 L dock bag (Dreame) | 600 ml robot bin (Vacuum Wars) plus dock bag |
| Height | 3.82 in (Dreame) | 2.85 in (eufy, Vacuum Wars) |
| Pet hair | HyperStream Detangling DuoBrush (Dreame); Vacuum Wars measured 91% pet hair pickup, 92% carpet sand removal and 0% hair wrap | Vacuum Wars measured 100% flattened pet hair pickup and 37% long hair wrap against a 38% average |
| App | Dreamehome app with third party voice assistants only (Dreame); Vacuum Chef notes no built in voice assistant or live video | eufy Clean app with up to five maps, no go zones, schedules, four suction levels and child lock (Ideal Home); voice control listed by eufy |
| Threshold | 1.57 in double layer and 0.87 in single steps (Dreame) | n/a |
| Noise | Vacuum Chef measured 78 dB at max suction | No dB figure published; Ideal Home found the auto empty station loud |
| Best for | pet owners with carpet on a budget | tidy homes with low furniture and pets that shed |
| Skip if | your floor often has cables, socks or toys | you want mopping or a robot that avoids cables and toys |

## What reviewers found

### Dreame L40s Ultra

- Vacuum Wars (3.51 Vacuum Wars stars): 92% carpet sand removal, 91% pet hair pickup and 0% hair wrap with the DuoBrush, about 1,935 sq ft per charge, but only 7 of 24 obstacles avoided. [Source](https://vacuumwars.com/dreame-l40s-series-review/)
- Vacuum Chef (95/100): Scored 95/100 in its real world cleaning tests, measured 490 FPM carpet airflow and 78 dB at max suction. Obstacle avoidance varied by floor and object. [Source](https://vacuumchef.com/dreame-l40s-ultra-review-powerful-suction-smart-mopping-real-world-performance-tested/?amp=1)

### eufy Auto-Empty C10

- Vacuum Wars (2.17 Vacuum Wars stars): Measured 0.73 kPa sealed suction and 11 CFM airflow, both below average, but removed 86% of embedded sand and 100% of flattened pet hair. 37% long hair wrap, 58 min floor runtime and about 904 sq ft per charge. Ranked #3 on its under $300 list. [Source](https://vacuumwars.com/eufy-c10-review/)
- Ideal Home: Two weeks in a family home. Easy to use and slim enough for sofas, but it bumped chair legs, climbed toys, often got stuck and missed an upstairs room when mapping. Bag was under half full after a week. Best for light maintenance cleaning. [Source](https://www.idealhome.co.uk/house-manual/floorcare/eufy-robot-vacuum-c10-review)

## Questions buyers ask

### Which is better, the Dreame L40s Ultra or the eufy Auto-Empty C10?

The Dreame L40s Ultra has a published review score and ranks #6 in our robot vacuums ranking; the eufy Auto-Empty C10 is not scored yet. Pick the Dreame L40s Ultra for pet owners with carpet on a budget. Pick the eufy Auto-Empty C10 for tidy homes with low furniture and pets that shed.

### Which is cheaper?

The eufy Auto-Empty C10 at $480, versus $500 for the Dreame L40s Ultra, checked Nov 4, 2026. Over 3 years with running costs: $500 vs $480.

### What is the difference between the L40s Ultra and the Auto-Empty C10?

Suction: 19,000 Pa claimed (Dreame); Vacuum Chef measured 490 FPM carpet airflow, well above… on the L40s Ultra, 4,000 Pa (eufy); Vacuum Wars measured 0.73 kPa sealed suction against a 0.83 kPa average on the Auto-Empty C10. Navigation: LDS LiDAR with Pathfinder, 4 maps (Dreame); Vacuum Wars measured 0.85 m2 per minute on the L40s Ultra, Point laser plus infrared sensors, no LiDAR turret (eufy); Ideal Home found mapping… on the Auto-Empty C10. Obstacle avoidance: 3D structured light only, no camera or object count (Dreame); Vacuum Wars saw it avoid 7… on the L40s Ultra, No front camera or obstacle sensor; Vacuum Wars says it relies on bump sensors, and… on the Auto-Empty C10.

Full reviews: [Dreame L40s Ultra](https://robotsforthat.com/robot/dreame-l40s-ultra/index.md), [eufy Auto-Empty C10](https://robotsforthat.com/robot/eufy-auto-empty-c10/index.md)