Alemite 20V Grease Gun 596-B1 vs Milwaukee M18 2-Speed Grease Gun Kit

Last updated: November 9, 2026

The Milwaukee M18 2-Speed Grease Gun Kit is the better cordless grease gun overall, rated 4.2 to 2.8. The Milwaukee M18 2-Speed Grease Gun Kit leads on flow and value. The Milwaukee M18 2-Speed Grease Gun Kit costs $204.37 less ($316.99 vs $521.36).

Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Alemite 20V Grease Gun 596-B1 vs Milwaukee M18 2-Speed Grease Gun Kit

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every kits cordless grease gun; a clear win is highlighted. How we rank explains each one.

Factor weightMilwaukee M18 2-Speed Grease Gun KitAlemite 20V Grease Gun 596-B1
Overall rating4.2/52.8/5
Value 25%28 $316.99, kit with battery and charger0 $521.36, kit with battery and charger
Flow 25%100 up to 10 oz/min43 up to 6 oz/min
Hose 15%100 48 in hose50 hose length not published (neutral score used)
Pressure 10%100 10,000 psi maximum100 10,000 psi maximum
Runtime 10%50 cartridges per charge not published (neutral score used)95 up to 24 cartridges per charge
Warranty 15%100 5-year warranty0 warranty not published, scored as none

Specifications

Milwaukee M18 2-Speed Grease Gun KitAlemite 20V Grease Gun 596-B1
Output
Top flow10 oz/min6 oz/min
Maximum pressure10,000 psi10,000 psi
Speed settings22
Cartridges per charge-24
Hose length48 in-
Power
Battery systemMilwaukee M18Alemite 20V
Voltage18 V20 V
In the box1 batteryBattery and charger
Features
Lock-on triggerYes-
Work light-Yes
Output display-Yes
Case or bagYesYes
Build
Weight-6.3 lb
Warranty5 years-

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