Simple Green Extreme Aircraft & Precision Cleaner 1 Gallon vs WD-40 Specialist Degreaser Industrial-Strength 15 oz (6-Pack)
Overall winner: Simple Green Extreme Aircraft & Precision Cleaner 1 Gallon
Key Differences
Simple Green (A) is sold as a 1-gallon precision/aircraft cleaner noted safe for aluminum and plastics and useful for engines and ultrasonic cleaning; WD-40 Specialist (B) is a solvent-based 15 oz multi-pack focused on quick grease removal with low fumes and no-residue claims. Pick Simple Green if you need a concentrated, metal- and plastic-safe product for aircraft, engines, and ultrasonic cleaning and prefer a lower listed price tier; pick WD-40 Specialist if you want smaller, ready-to-use solvent degreasers optimized for fast grease removal and low fumes
Simple Green Extreme Aircraft & Precision Cleaner 1 Gallon
A versatile cleaner for metal, plastic, and fiberglass surfaces that cuts through grease, oil, and dirt. Customers note its effectiveness on engines and aluminum, with a value-oriented price point
Pros
- Safe for finished or coated metal, plastic, and fiberglass
- Cuts through built-up grease, oil, dirt
- Effective on aluminum and plastics
- Creates shiny engine appearance
Cons
- No explicit cons in provided data
WD-40 Specialist Degreaser Industrial-Strength 15 oz (6-Pack)
Industrial-strength solvent degreaser quickly cleans machinery and equipment with no residue. Customers note quick effectiveness, though opinions vary on greasiness and value for money
Pros
- quick-action degreasing
- leaves no residue
- low fumes and high flashpoint
- safe on skin
Cons
- mixed reviews on greasiness
- divided opinions on value for money
- some report plastic residue film
Head-to-Head
| Criteria | Winner |
|---|---|
| Price | Simple Green |
| Durability | Tie |
| Versatility | Simple Green |
| User Reviews | Simple Green |