X40 Master Robot Vacuum vs Dreame X40 Ultra
The short answer
X40 Master Robot Vacuum wins this comparison with a score of 79/100, ahead of Dreame X40 Ultra (71).
Scores are computed from 9 public spec attributes; missing values stay marked unknown in tables and are imputed at the category median, never passed off as measured.
At a glance
0–100 per group, normalized within the category · Tap a group for details
| X40 Master Robot Vacuum | Dreame X40 Ultra | |
|---|---|---|
| Cleaning | 58 | 55 |
| Base | 99 | 100 |
| Navigation | 97 | 100 |
| Value | 54 | 0 |
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The record
Grouped and collapsible · Tap a group to fold
Cleaning3▾
| X40 Master Robot Vacuum | Dreame X40 Ultra | |
|---|---|---|
| Suction power | — | 12000 Pa |
| Battery life | — | 180 min |
| Mopping | — | ✓ |
Base3▾
| X40 Master Robot Vacuum | Dreame X40 Ultra | |
|---|---|---|
| Self-emptying base | — | ✓ |
| Self-washing mop | — | ✓ |
| Dustbin capacity | — | 350 ml |
Navigation2▾
| X40 Master Robot Vacuum | Dreame X40 Ultra | |
|---|---|---|
| LiDAR navigation | — | ✓ |
| Obstacle avoidance | — | ✓ |
Value1▾
| X40 Master Robot Vacuum | Dreame X40 Ultra | |
|---|---|---|
| Price | — | 1700 USD |
FAQ
Which is better, X40 Master Robot Vacuum or Dreame X40 Ultra?
X40 Master Robot Vacuum has the higher overall score (79 vs 71).
What are the main differences?
Scores are computed from 9 public spec attributes; missing values stay marked unknown in tables and are imputed at the category median, never passed off as measured.
How are the scores calculated?
We normalize 9 public spec attributes within the category and weight them by group into a 0–100 score; missing values are inherited from spec-identical twins or imputed at the category median, so a sparse spec sheet never earns an advantage. The methodology is public.