Humidifiers · Head-to-head
Levoit LV600S (LUH-A602S-WUS) vs Levoit Superior 6000S (LEH-S601S-WUS)
Best Warm & Cool Mist for Large Bedrooms
Levoit LV600S (LUH-A602S-WUS)
6.7/10
$109.00 at Amazon
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The short answer
Levoit Superior 6000S (LEH-S601S-WUS) comes out ahead overall with 8.1/10 against 6.7/10 for the Levoit LV600S (LUH-A602S-WUS). Levoit Superior 6000S (LEH-S601S-WUS) is stronger on hygiene & ease of cleaning, humidifying performance, quiet & sleep-friendly, health, safety & materials and ease of use. At current verified prices, the Levoit LV600S (LUH-A602S-WUS) costs about $140.99 less.
- Choose the Levoit LV600S (LUH-A602S-WUS) if: Large bedrooms or living rooms up to ~750 sq ft where you want fast humidity gains, top-fill, warm mist and app control, and you will use distilled water.
- Choose the Levoit Superior 6000S (LEH-S601S-WUS) if: Open-plan homes and big living areas up to ~3,000 sq ft where you want tap water, low white dust and very few refills.
Scores by criterion
| Criterion | Levoit LV600S (LUH-A602S-WUS) | Levoit Superior 6000S (LEH-S601S-WUS) |
|---|---|---|
| Hygiene & Ease of Cleaning | 5.0Ultrasonic disperses minerals and microbes per EPA; TechGearLab says it is harder to clean. | 8.3Evaporative wicks (lowest EPA dispersal type); Bob Vila rated cleaning 5/5; wicks need replacing on schedule. |
| Humidifying Performance | 8.2Largest one-hour gain in TechGearLab testing, but only a 6 L tank and 753 sq ft max. | 8.6Held ~50% RH in Bob Vila testing; the 3,000 sq ft and 72 h figures are untested manufacturer claims; single-publisher evidence. |
| Quiet & Sleep-Friendly | 7.025 dB claimed; TechGearLab measured 44.2 dB at its test setting. | 8.0About 28–45 dB in Bob Vila testing; has a sleep mode. |
| Health, Safety & Materials | 5.5BPA-free badge and CARB/Intertek marks; tap water carries PM2.5 risk (U of Alberta). | 8.2No white dust or steam burn risk and no CPSC recall found, but tank material and BPA status are undisclosed. |
| Ease of Use | 8.5Top-fill, auto mode and app; some owner reports of sensor inaccuracy. | 8.8Wheels, fill hose, app and auto humidistat; heavy and tall when full. |
| Value | 7.0$109 is fair, but distilled water and 280 W warm mode add ongoing cost. | 6.8$249.99 upfront; 30 W draw and tap water keep running costs low; wick 4-pack is $39.99. |
Specifications
| Spec | Levoit LV600S (LUH-A602S-WUS) | Levoit Superior 6000S (LEH-S601S-WUS) |
|---|---|---|
| Humidifier type | Hybrid ultrasonic (warm & cool mist) | Evaporative (wick) |
| Water tank material | BPA-free plastic (Levoit badge) | — |
| Tank capacity | 6 L | 22.7 L |
| Max runtime per tank (manufacturer) | 50 hours | 72 hours |
| Rated room coverage | 753 sq ft | 3,000 sq ft |
| Noise (manufacturer-rated or lab-measured) | 25 dB | 28 dB |
| Top-fill tank | Yes | — |
| Requires replaceable filter/cartridge | Yes | Yes |
| Built-in humidistat / auto mode | Yes | Yes |
| Built-in night light | — | No |
| Built-in white-noise / sound machine | No | No |
| Mist temperature | Warm or cool | Cool (evaporative) |
| Wi-Fi app / voice control | Yes | Yes |
| White dust / mineral dispersal risk (per EPA type guidance) | High with tap water (ultrasonic); use distilled | Low (evaporative; tap water OK per Levoit) |
| Wick replacement interval / cost | — | 4 wicks; 4-pack $39.99 (Levoit); owner replaced every 3–6 months depending on buildup (The Gadgeteer) |
| Antimicrobial / UV measures | — | Dry Mode dries wicks to limit mold (Levoit) |
| Warranty | — | 2 years |
Levoit LV600S (LUH-A602S-WUS)
Pros
- Largest one-hour humidity gain in TechGearLab's test
- Top-fill tank
- Warm and cool mist
- App control and auto mode
- Mid-priced
Cons
- Needs distilled water
- Warm mode uses about 280 W
- Harder to clean than evaporative units
- Measured 44.2 dB in TechGearLab's test, above the claimed 25 dB
A strong, convenient high-output choice for big bedrooms if you commit to distilled water. It is not the right tool for a truly open-plan home.
Full Levoit LV600S (LUH-A602S-WUS) review →Levoit Superior 6000S (LEH-S601S-WUS)
Pros
- Largest tank in the group, with hose refill and wheels
- Held target humidity without dampness in testing
- Quiet range of about 28 to 45 dB
- Low 30 W power draw
- Works with tap water and avoids white dust
- Smart app control and auto mode
Cons
- Expensive upfront
- Tall (26.8 in) and heavy when full
- Replacement wicks add running cost
- Independent testing comes from a single publisher
The best option for open-plan homes and big living areas. It costs the most of the evaporative picks, but low refill frequency, easy cleaning and low energy use justify it for large spaces.
Full Levoit Superior 6000S (LEH-S601S-WUS) review →Both products are part of our guide The Best Humidifiers for Large Rooms of 2026, where you can see every pick, how we score and current prices from each retailer.