As an Amazon Associate I earn from qualifying purchases. Picks are based on manufacturer specs, independent reviews and owner reports.
Our top picks
Short on time? Our top recommendation is the DEWALT DCGG571M1 20V MAX Grease Gun Kit.
Compare
At a glance
The traits that separate these picks, side by side.
In depth
The 10 best, explained
Why each made the cut, where it falls short, and who should buy it.
Best OverallDeWALT
10,000 PSI maximum - handles the most severely seized fittings on agricultural and construction equipment
- 20V MAX battery
- Up to 10,000 PSI
- Variable speed
- LED work light
✓ Pros
- 10,000 PSI maximum - handles the most severely seized fittings on agricultural and construction equipment
- 20V MAX battery compatibility with DeWALT's full tool line
- LED light illuminates zerk fittings in dark undercarriage areas
- Variable speed trigger controls flow rate
✕ Cons
- Larger and heavier than 12V options - more fatiguing for extended sessions
Best ProfessionalLincoln Industrial
Lincoln is the professional fleet maintenance standard - used in commercial shops
- 12V battery
- 6,000 PSI
- Variable speed trigger
- 14 oz cartridge
✓ Pros
- Lincoln is the professional fleet maintenance standard - used in commercial shops
- 6,000 PSI adequate for virtually all automotive and light equipment zerk fittings
- Variable speed trigger from priming speed to full pressure
- More compact and lighter than 20V cordless guns
✕ Cons
- Proprietary Lincoln battery - not compatible with Lincoln other tools
- 6,000 PSI lower than DeWALT 20V on severely seized industrial fittings
Milwaukee
M18 battery compatibility with Milwaukee's complete 18V tool ecosystem
- M18 battery platform
- 10,000 PSI
- FORCE LOGIC motor
- LED light
✓ Pros
- M18 battery compatibility with Milwaukee's complete 18V tool ecosystem
- 10,000 PSI FORCE LOGIC motor for maximum pressure on seized fittings
- Milwaukee's reliability and warranty reputation in professional tools
✕ Cons
- Highest price of cordless guns
Makita
LXT 18V battery compatible with Makita's full tool line
- 18V LXT battery
- 7,250 PSI
- Variable speed
✓ Pros
- LXT 18V battery compatible with Makita's full tool line
- 7,250 PSI - between DeWALT 12V and 20V in pressure output
- Makita reliability and build quality
✕ Cons
- Limited availability vs DeWALT and Milwaukee
Best Budget CordlessRyobi
8,000 PSI at half the price of Milwaukee and DeWALT
- ONE+ 18V battery
- 8,000 PSI
- Complete kit
✓ Pros
- 8,000 PSI at half the price of Milwaukee and DeWALT
- ONE+ battery compatible with all Ryobi 18V tools - most common tool battery system by installed base
- Complete kit with battery and charger
✕ Cons
- Lower build quality than professional brands
Best Standalone ValueEPAuto
For users without an existing cordless tool ecosystem who want a complete cordless grease gun kit at minimum cost.
- 18V with battery
- 8,000 PSI
- Complete kit
✓ Pros
- 8,000 PSI - adequate for DIY automotive maintenance
- Battery and charger included
✕ Cons
- Proprietary 18V battery not compatible with other brands
- Lower durability than professional brands
Lincoln Industrial
Lincoln industrial build quality at 18V
- 18V Lincoln
- Variable speed
- LED light
✓ Pros
- Lincoln industrial build quality at 18V
- Used in professional fleet maintenance shops
✕ Cons
- Proprietary Lincoln battery
Best Auto GreaseGrease-Matic
Auto-dosing mechanism delivers consistent volume per trigger pull
- Auto-dosing trigger
- Consistent shot volume
✓ Pros
- Auto-dosing mechanism delivers consistent volume per trigger pull
- Reduces over-greasing which can damage seals
✕ Cons
- Less pressure than standard cordless guns
Best Entry CordlessPerformance Tool
Performance Tool's W54266 is an entry-level 18V cordless grease gun for home mechanics who want to stop pumping by hand.
- 18V included
- Complete kit
- Budget entry
✓ Pros
- Cordless operation saves effort on many fittings
- Lower price than pro-brand cordless guns
- Accepts standard grease cartridges
- Flexible hose for hard-to-reach fittings
✕ Cons
- Less pressure and durability than professional cordless guns
- Battery platform is not shared with major tool brands
- Heavier than a manual pistol-grip gun
Best Lumax CordlessLumax
Lumax has a strong reputation in the lubrication tool category
- Cordless
- High pressure
- Flexible hose
✓ Pros
- Lumax has a strong reputation in the lubrication tool category
- Flexible hose included for hard-to-reach fittings
- Good mid-range balance between price and quality
What to check before you buy
These are the factors that separate cordless grease guns. Match them to how you'll actually use it before comparing prices.
- Type: Lever for power — pistol-grip for one-handed access, cordless for volume.
- Hose length: Flexible hoses reach fittings behind wheels and under equipment.
- Coupler: Locking couplers hold onto fittings and reduce leaks.
- Cartridge size: 14 oz cartridges are standard. Check compatibility.
- Air bubbles: A bleeder valve helps release trapped air when loading.
How we chose these picks
- We started from manufacturer specifications and feature lists, the verifiable foundation.
- We weighed reputable independent reviews from established tech and consumer publications.
- We read large volumes of verified-owner feedback to find patterns in reliability and satisfaction.
- We scored value: what you get for the price, not just absolute performance.
- We excluded products with thin — suspicious, or heavily incentivized review profiles.
We don't claim hands-on testing we haven't done. Assessments synthesize manufacturer specifications, reputable independent reviews and documented owner feedback. Read our methodology.
How to choose: the factors that matter
- Capacity and sizing — Measure your space and your actual use before falling for bigger-is-better. The right size is the one that fits your routine, not the spec sheet's maximum.
- Build quality and materials — Heavier-gauge materials, tight tolerances, and solid joints outlast thin, rattly construction. In reviews, look for longevity comments over first-impression praise.
- Ease of use and setup — Clear instructions, intuitive controls, and minimal assembly separate daily drivers from garage ornaments.
- Maintenance and cleaning — Whatever you buy will need cleaning. Removable, dishwasher-safe, or wipe-clean parts get maintained; fiddly ones get neglected.
- Warranty and support — A multi-year warranty signals the manufacturer expects it to last. Check what's actually covered, motors and frames matter more than accessories.
The bottom line
There's no single 'best' here, only the best match for your situation. Start from your must-have features, then choose the least expensive pick that covers them.
FAQ
Common questions
What are the best cordless grease guns 2026 right now?
Our top pick is the DEWALT DCGG571M1 20V MAX Grease Gun Kit (best overall), because 10,000 PSI maximum - handles the most severely seized fittings on agricultural and construction equipment. The runner-up is the Lincoln Industrial 1162 12V PowerLuber (best professional), followed by the Milwaukee 2646-21CT M18 FORCE LOGIC Grease Gun.
What is the best budget option among cordless grease guns 2026?
Our best-value pick is the Ryobi RRBG18K ONE+ 18V Grease Gun Kit: 8,000 PSI at half the price of Milwaukee and DeWALT. Check the current price on Amazon, since deals change often.
Which of the cordless grease guns 2026 should I buy?
It depends on what matters most to you. For overall, choose the DEWALT DCGG571M1 20V MAX Grease Gun Kit. For professional, choose the Lincoln Industrial 1162 12V PowerLuber. For budget cordless, choose the Ryobi RRBG18K ONE+ 18V Grease Gun Kit. For standalone value, choose the EPAuto 18V Cordless Grease Gun.
Is the DEWALT DCGG571M1 20V MAX Grease Gun Kit worth it?
For most buyers, yes. It ranks #1 in our cordless grease guns 2026 research, though larger and heavier than 12V options - more fatiguing for extended sessions.
Keep researching
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