DGH Dorm Air Score
The DGH Dorm Air Score is a 0-10 composite (higher = more clean air per dollar, right-sized for a 100-250 sq ft dorm, quiet enough to sleep next to, with sane annual filter cost) composite score. weighted composite (0-10): CleanAirDelivery 35% + DormRoomFit 25% + QuietOperation 25% + FilterCostValue 15%, each factor normalized to a 0-10 scale, then divided by a price-tier normalizer (budget <$170 = 1.0 / mid $170-279 = 1.10 / premium $280-400 = 1.25) so a premium unit must clear a higher bar to outscore a budget unit on dollars-of-clean-air-per-dorm Published by DormGearHQ and last updated 2026-06-20, the score currently evaluates 6 products.
Formula
weighted composite (0-10): CleanAirDelivery 35% + DormRoomFit 25% + QuietOperation 25% + FilterCostValue 15%, each factor normalized to a 0-10 scale, then divided by a price-tier normalizer (budget <$170 = 1.0 / mid $170-279 = 1.10 / premium $280-400 = 1.25) so a premium unit must clear a higher bar to outscore a budget unit on dollars-of-clean-air-per-dorm
Scale
Scored on a 0-10 composite (higher = more clean air per dollar, right-sized for a 100-250 sq ft dorm, quiet enough to sleep next to, with sane annual filter cost) scale.
Scored Products (6)
| Product | Score | Guide |
|---|---|---|
| Coway AP-1512HH Mighty | 8.7 | View guide → |
| Levoit Vital 200S | 8.6 | View guide → |
| Blueair Blue Pure 511i Max | 8.4 | View guide → |
| Winix 5500-2 | 7.9 | View guide → |
| Levoit Core 400S | 7.6 | View guide → |
| Levoit Core 600S | 6.9 | View guide → |
Defined In
This metric was first published in best premium air purifiers dorm under 400 2026.