“Cigar Oasis 3.0 and later units equip a WiFi communication chip — the SmartHumidor app gives you humidity and temperature readings anywhere you have internet and lets you adjust the set point remotely”
The Cigar Oasis Plus 4.0 ($189.00) is recommended with a 8.1/10 consensus score across 4 expert reviews. Experts highlight sensor-controlled active humidification sized for 300-1000 cigar humidors and wifi + smarthumidor app for remote humidity monitoring and adjustment. Cigar Aficionado says: "Cigar Oasis 3.0 and later units equip a WiFi communication chip — the SmartHumid..." Best for: Buyers with a 300+ cigar home humidor, Collectors who want remote humidity alerts when away from home, Owners of large end-tables, hutches, or closet humidors without built-in humidification.

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Cigar Oasis Plus 4.0
smart-climate
SmartHomeExplorer proprietary rating
4 expert sources
The Cigar Oasis Plus 4.0 earns a SHE Score of 6.1/10, driven by strong value (7.6/10) with room to improve in compatibility breadth (5/10). Based on 4 expert sources and SmartHomeExplorer compatibility analysis.
How we calculate the SHE Score →Expert Consensus: 8.1/10 across 4 sources
Last verified:“Cigar Oasis 3.0 and later units equip a WiFi communication chip — the SmartHumidor app gives you humidity and temperature readings anywhere you have internet and lets you adjust the set point remotely”
Key Features
- ✓ 300-1000 cigar capacity range
- ✓ WiFi + SmartHumidor iOS/Android app
- ✓ Sensor-controlled vapor humidification
- ✓ Replaceable Vapor Cartridge refill system
- ✓ LCD display with soft-touch buttons
Best For
What Experts Agree On
What Experts Love
- ✓ Sensor-controlled active humidification sized for 300-1000 cigar humidors
- ✓ WiFi + SmartHumidor app for remote humidity monitoring and adjustment
- ✓ Refillable vapor cartridge system produces finer mist than passive Boveda at this capacity
- ✓ LCD display with soft-touch buttons for local adjustment without the app
- ✓ 30-day trial of the app tier; $19.99/yr unlocks unlimited devices and cloud history
Common Criticisms
- ✗ Cloud history and multi-device management gated behind a subscription ($3.99/mo or $19.99/yr)
- ✗ WiFi reliability reports from the Amazon review pool are mixed — some buyers describe reconnect drops
- ✗ Does not control temperature — must pair with an electric cabinet or a climate-stable room
- ✗ Cartridge refills and replacement are an ongoing consumable cost
What The Experts Say
“The Plus-class Cigar Oasis is the right unit for anyone running a larger home humidor — the sensor-driven fan replaces the guesswork of passive Bovedas”
Ready to buy the Cigar Oasis Plus 4.0?
Check Price on Amazon$189.00 · 4 expert sources · 8.1/10 consensus
Frequently Asked Questions
Is the Cigar Oasis Plus 4.0 worth it?
Cigar Oasis Plus 4.0 earns a 8.1/10 consensus score across our 12 expert sources. It is rated "Recommended" — Buyers with a 300+ cigar home humidor. At $189.00, Cigar Oasis 3.0 and later units equip a WiFi communication chip — the SmartHumidor app gives you humidity and temperatur...
Who is the Cigar Oasis Plus 4.0 best for?
Cigar Oasis Plus 4.0 is best for: Buyers with a 300+ cigar home humidor, Collectors who want remote humidity alerts when away from home, Owners of large end-tables, hutches, or closet humidors without built-in humidification. Experts rate it "Recommended" overall.
How does the Cigar Oasis Plus 4.0 compare to other Climate options?
Among the Climate products we have reviewed, Cigar Oasis Plus 4.0 ranks above average with a 8.1/10 score. The Plus-class Cigar Oasis is the right unit for anyone running a larger home humidor — the sensor-driven fan replaces t...
What smart home systems does the Cigar Oasis Plus 4.0 work with?
Cigar Oasis Plus 4.0 works with major smart home platforms. Check our compatibility notes on the product page for any setup requirements or hub dependencies.
What are the pros and cons of the Cigar Oasis Plus 4.0?
The main pros of the Cigar Oasis Plus 4.0 are sensor-controlled active humidification sized for 300-1000 cigar humidors and wifi + smarthumidor app for remote humidity monitoring and adjustment. The main downside is cloud history and multi-device management gated behind a subscription ($3.99/mo or $19.99/yr). Overall, experts rate it "Recommended" with a 8.1/10 consensus score.
Affiliate disclosure: SmartHomeExplorer.com participates in the Amazon Associates program. We earn a commission from qualifying purchases at no extra cost to you. This consensus review is based on 4 independent expert reviews — we did not test this product ourselves. Always verify current prices and availability before purchasing.

