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Makita XAG04Z Review: 18V LXT Cordless Angle Grinder (2026)

Makita XAG04Z rated 4.6/5. Electric brake, Active Feedback Sensing, brushless motor: all on 18V LXT.

Best Makita Angle Grinder
Makita XAG04Z 18V LXT Brushless 4-1/2-Inch Angle Grinder
Research rank #1Amazon paid link; price & availability change.
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By Morgan HalePublished March 13, 2026Updated May 21, 2026
Research-BackedSpec CheckedPrice Checked

Current recommendations are research-backed. Each article identifies its evidence, sources, update date, and limitations. No current guide is presented as hands-on tested. As an Amazon Associate, ToolShed Tested earns from qualifying purchases. When you buy through our links we may earn a commission -- at no extra cost to you. Product links and article details last reviewed May 21, 2026. Full disclosure.

At-a-Glance Comparison
RankProductBest forBuy if / skip ifPriceCTA
#1
18V LXT brushless motor runs cooler and lasts longer than brushed angle grinder alternatives
Best Makita Angle Grinder
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Buy if: 18V LXT brushless motor runs cooler and lasts longer than brushed angle grinder alternatives
Skip if: Bare tool only -- Makita LXT battery required and sold separately
$$
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Makita XAG04Z rated 4.6/5. Electric brake, Active Feedback Sensing, brushless motor: all on 18V LXT. This page is a research-backed, spec-checked review page for readers who want the quick buying context behind the product card, not a recycled retailer description.

Who This Angle Grinder Is For

Makita buyers who want an angle grinder for metal cutting, grinding, flap-disc cleanup, and hardware prep. The strongest case for this model is not just the badge on the side; it is whether the platform, size, and configuration match the work you repeat most often. For a buyer already invested in 18V / LXT, Makita XAG04Z can make more sense than starting over with another battery ecosystem.

It is also a practical choice when the job calls for metal cutting, grinding, flap-disc cleanup, and hardware prep and you want one tool that stays inside a familiar brand platform. If you only need the tool once, the battery and accessory costs deserve more weight than the headline rating.

Spec Check

We checked the product record for the model name, battery platform, bare-tool or kit positioning, and the outbound retailer link before keeping it live. The current record identifies this as the bare-tool configuration, which matters because batteries, chargers, blades, wheels, bars, chains, and cases can change the real checkout cost.

Grinder recommendations should separate occasional cutoff work from heavy metal prep because runtime and safety features matter more under load. That is why this review avoids pretending one score tells the whole story. The model number, included accessories, and platform fit are the details most likely to decide whether this is the right buy.

What Stands Out

18V LXT brushless motor runs cooler and lasts longer than brushed angle grinder alternatives. Slide-style paddle switch provides a secure full-hand grip and immediate shutoff. Those are the reasons this model still belongs in the review database and related buying guides. The best use case is a buyer who understands the platform tradeoff and wants a tool that fits a specific workflow instead of a generic all-purpose recommendation.

The rating is strongest when judged against similar tools in the same class. It should not be read as a promise that this model beats every tool in a broader category, especially when compact tools, cordless tools, and higher-output trade tools are solving different problems.

Tradeoffs To Know

Bare tool only -- Makita LXT battery required and sold separately. Lower max wattage than corded grinders on sustained heavy cutting and grinding passes. Those limitations are not automatic dealbreakers, but they are the details that separate a smart purchase from a regret buy.

If you are comparing this against a kit, check whether the competing package includes the battery size you would actually use. If you are comparing it against another bare tool, compare the platform you already own first, then the headline specs second.

How To Compare It

The cleanest comparison set for Makita XAG04Z is not every angle grinder on the market. It is the closest same-platform model, the closest competing-brand model at a similar rating, and the cheapest credible alternative that still covers metal cutting, grinding, flap-disc cleanup, and hardware prep. That keeps the decision grounded in real buying tradeoffs instead of spec-sheet noise.

For most readers, the first question is platform ownership. If you already own batteries in 18V / LXT, this model gets a natural advantage because the checkout price can stay lower and the tool is easier to fold into your shop. If you do not own the platform, treat the battery and charger as part of the purchase even when the retailer headline makes the tool look inexpensive.

The second question is workload. A buyer doing occasional homeowner work can prioritize weight, control, and package value. A buyer using the tool every week should put more weight on durability signals, accessory availability, and whether the tool has enough headroom for tougher material. That difference is why this review keeps the recommendation tied to use case rather than calling it a universal winner.

Bottom Line

Makita XAG04Z is worth considering when you want a Makita Angle Grinder option and the 18V / LXT platform fits your shop. It is not the automatic pick for every buyer, but it is a credible shortlist model when the configuration, accessories, and real work pattern line up.

Our Picks, Reviewed

#1 -- Best Makita Angle Grinder

Makita XAG04Z 18V LXT Brushless 4-1/2-Inch Angle Grinder

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Best for
Best Makita Angle Grinder
Package
Package: verify current retailer listing before checkout
Pros
  • 18V LXT brushless motor runs cooler and lasts longer than brushed angle grinder alternatives
  • Slide-style paddle switch provides a secure full-hand grip and immediate shutoff
  • Electric brake stops disc rotation within 3 seconds of trigger release for safety
  • Compact design fits into tighter workspaces than full-size corded grinders at the same disc size
Cons
  • Bare tool only -- Makita LXT battery required and sold separately
  • Lower max wattage than corded grinders on sustained heavy cutting and grinding passes
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Frequently Added to Cart

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Custom Alloy76 steel engineered to absorb extreme peak torque without snapping.

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Replaces 11 screwdrivers and nut drivers in a single compact, heavy-duty handle.

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Safety & Workshop ProtectionSafety Essential

3M Aura N95 Particulate Respirator Mask (20-Pack)

Three-panel flat-fold design seals tight and prevents eyewear fogging during sanding.

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Also Featured In

See how the Makita XAG04Z 18V stacks up against other top picks in our buying guides.

Best Grinder for Metal Fabrication 2026
We compared the best angle grinders for metal fabrication, cutting, and grinding: top picks for welders, fabricators, and DIYers in 2026.
Best Angle Grinders: 4 Exact Corded and Cordless Picks
Four exact angle grinders for different constraints: Milwaukee, Metabo HPT, Makita, and DEWALT.
Best Cordless Angle Grinders (2026) – 5 Compared for Power, Safety & Runtime
40 hours of grinding, cutting, and surface prep across 5 cordless angle grinders — here are the best picks for 2025 based on power, safety features, and real-world runtime.
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Morgan Hale
Morgan HaleEditor · disclosed pen name

Morgan Hale checks exact model identities, manufacturer documentation, warranty terms, package contents, and current retailer listings. Research-backed recommendations are labeled as research and are not presented as physical tests.

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