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Dreame - L40 Ultra vs Ecovacs - Deebot T30 Omni

Last updated · How Mars Score works
L40 UltraDREAMERENDER
Probe A
Dreame
L40 Ultra
68.2/ 100B
Cleaning67· 45%
Navigation· 30%
Autonomy70· 25%
Deebot T30 OmniECOVACSRENDER
Probe B
Ecovacs
Deebot T30 Omni
66.6/ 100C
Cleaning67· 45%
Navigation· 30%
Autonomy66· 25%
Quick verdict

Between the L40 Ultra and Deebot T30 Omni, the L40 Ultra comes out ahead in water tank and battery life, while the Deebot T30 Omni wins on noise. Overall, the L40 Ultra scores 68.2 and the Deebot T30 Omni scores 66.6 on our Mars Score.

Buying advice

Which should you buy?

These two are nearly even on the Mars Score (68.2 vs 66.6). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.

Pick the L40 Ultra if you care most about water tank and battery life. The biggest gaps in its favor are water tank, battery life.

Pick the Deebot T30 Omni if you care most about noise. Its strongest claims are noise.

Both ship with comparable suction, mopping, lidar, so those specs don't separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.

Why Dreame - L40 Ultra wins

  • Water tank — 23.81% more. 260 ml vs 210 ml.
  • Battery life — 11.11% more. 200 min vs 180 min.

Why Ecovacs - Deebot T30 Omni wins

  • Noise — 2.00 dB less. 63 vs 65.
Full readout

Spec comparison

Cleaning

SpecDreame - L40 UltraEcovacs - Deebot T30 Omni
Suction11000 Pa11000 Pa
Moppingtruetrue
Water tank260 mllead210 ml
Dustbin320 ml420 mllead
Carpet detectiontruetrue

Navigation

SpecDreame - L40 UltraEcovacs - Deebot T30 Omni
Lidartruetrue
Camera navigationtruetrue
AI obstacle avoidancetruetrue
Max climb40 mmlead22 mm

Autonomy

SpecDreame - L40 UltraEcovacs - Deebot T30 Omni
Battery life200 minlead180 min
Self-empty basetruetrue
Self-wash moptruetrue
Self-dry moptruetrue
Noise65 dB63 dBlead
Reader questions

Frequently asked

Which has stronger suction, L40 Ultra or Deebot T30 Omni?+

Deebot T30 Omni delivers 11000 Pa vs 11000 Pa.

Do L40 Ultra or Deebot T30 Omni mop?+

Both can mop.

Which has a self-emptying base, L40 Ultra or Deebot T30 Omni?+

Both ship with a self-emptying base.

Drill down

Spec-level deep dives

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