Best ENERGY STAR Most Efficient Portable Dehumidifiers (2026)
Portable dehumidifiers whose official ENERGY STAR records mark Most Efficient as Yes, ranked on the same published-spec score as the main comparison.
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- 1WHighest published-spec match in this shortlist
Waykar CTH150B
Score is within our portable dehumidifiers ranking8.4/1049.43 pints/day Appendix X1; 2.2 L/kWh IEF; ENERGY STAR Most Efficient.
What we like
- Highest official integrated energy factor in this comparison (2.2 L/kWh)
- High official Appendix X1 capacity (49.43 pints/day)
- Marked ENERGY STAR Most Efficient on the official record
Watch out for
- ENERGY STAR does not list this model as connected-capable
- 2LClosely related alternative
LEVOIT LDH-H251S-WUS
Score is within our portable dehumidifiers ranking4.2/1024.54 pints/day Appendix X1; 1.88 L/kWh IEF; ENERGY STAR Most Efficient.
What we like
- Marked ENERGY STAR Most Efficient on the official record
Watch out for
- Lower official Appendix X1 capacity in this set (24.54 pints/day)
- ENERGY STAR does not list this model as connected-capable
- 3WAnother official-spec alternative
Waykar CTH80B
Score is within our portable dehumidifiers ranking4.1/1024.84 pints/day Appendix X1; 1.85 L/kWh IEF; ENERGY STAR Most Efficient.
What we like
- Marked ENERGY STAR Most Efficient on the official record
Watch out for
- Lower official Appendix X1 capacity in this set (24.84 pints/day)
- ENERGY STAR does not list this model as connected-capable