Bissell CrossWave Cordless Max Wet-Dry Vacuum vs Dreame R20 Cordless Vacuum (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Bissell CrossWave Cordless Max Wet-Dry Vacuum

8.8/10 Great

4.3★ (12,400 owners)

Vacuum + wash simultaneously, self-cleaning cycle, 30 min, multi-surface. US brand wet-dry specialist.

Full Review

Dreame R20 Cordless Vacuum

9.1/10 Excellent

4.4★ (5,200 owners)

25000 Pa suction, HEPA, 70 min, flexing wand, LCD screen. Highest suction cordless vacuum.

Full Review

At a Glance

	Bissell CrossWave Cordless Max Wet-Dry Vacuum	Dreame R20 Cordless Vacuum
247Verdict Score	8.8/10	9.1/10
Owner Rating	4.3★ (12,400)	4.4★ (5,200)
Verdict	Great	Excellent
Runtime	30 minutes	70 minutes dual battery

Quick Verdict

Both are strong choices, but the Dreame R20 Cordless Vacuum edges ahead with a 9.1/10 vs 8.8/10. 25000 Pa suction, HEPA, 70 min, flexing wand, LCD screen. Highest suction cordless vacuum. That said, the Bissell CrossWave Cordless Max Wet-Dry Vacuum is worth considering if Vacuum + wash simultaneously, self-cleaning cycle, 30 min, multi-surface. US brand wet-dry specialist. Check the current price on Amazon →

Pros & Cons Side by Side

Bissell CrossWave Cordless Max Wet-Dry Vacuum

Simultaneously vacuums and washes floors with clean water — no separate mopping step
Self-cleaning cycle flushes brush roll between uses — prevents odour buildup
Multi-surface mode switches between hard floors and area rugs automatically
12,400 Amazon reviews at 4.3★ — the most validated wet-dry crossover cleaner
Bissell donates to animal shelters through Happy Feet programme — ethical brand consideration

30-minute runtime shorter than dry-only alternatives
Requires filling clean water tank and emptying dirty water after every use
Less effective on dry debris than dedicated dry vacuum — moist brush roll can push dry dirt

Dreame R20 Cordless Vacuum

25,000 Pa suction is the highest of any reviewed cordless vacuum — industrial-level domestic cleaning
70-minute runtime with two batteries covers very large homes in a single session
LCD screen displays remaining battery, suction mode and filter status in real-time
Flexible wand bends 180° for under-sofa and behind-toilet cleaning without stooping
HEPA filtration captures 99.97% of particles including fine allergens

Dreame brand less established in UK than Dyson for warranty confidence
25,000 Pa at full power drains battery faster — runtime at maximum is lower than quoted
No laser detection — cleaning thoroughness is visual estimation

FAQ

Which is better, Bissell CrossWave Max or Dreame R20?

Is the Bissell CrossWave Max worth the extra cost?

The Dreame R20 Cordless Vacuum matches or exceeds it at a potentially lower price point.

Who is the Bissell CrossWave Max best suited to?

Vacuum + wash simultaneously, self-cleaning cycle, 30 min, multi-surface. US brand wet-dry specialist.

Who is the Dreame R20 best suited to?

25000 Pa suction, HEPA, 70 min, flexing wand, LCD screen. Highest suction cordless vacuum.

What are the main downsides of each?

Bissell CrossWave Cordless Max Wet-Dry Vacuum: 30-minute runtime shorter than dry-only alternatives; Requires filling clean water tank and emptying dirty water after every use. Dreame R20 Cordless Vacuum: Dreame brand less established in UK than Dyson for warranty confidence; 25,000 Pa at full power drains battery faster — runtime at maximum is lower than quoted.

Do owner ratings agree with our verdict?

Largely, yes — Bissell CrossWave Cordless Max Wet-Dry Vacuum sits at 4.3★ from 12,400 verified Amazon owners, and Dreame R20 Cordless Vacuum at 4.4★ from 5,200.

As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.