Verdict
Head-to-head · Best Charcoal Grills

Kamado Joe Classic III 18-Inch vs Weber Original Kettle Premium 22-Inch

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

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The short answer

Kamado Joe Classic III 18-Inch and Weber Original Kettle Premium 22-Inch score essentially the same (4.8 vs 4.8). Pick the one whose trade-offs match your priorities — the strengths and watch-outs below are where they actually differ.

Kamado Joe Classic III 18-Inch
Ranked #2 in Best Charcoal Grills
Kamado Joe Classic III 18-Inch
2 sources1 derived$2,199as of Aug 1

No single charcoal grill is more capable than the Kamado Joe Classic III 18-Inch: ceramic insulation that holds 225 F overnight on one fuel load, the Divide & Conquer 3-tier system, the SloRoller smoke insert and a lifetime warranty on the shell. Gardeners' World rated it 4.8/5, and Smoked BBQ Source picks Kamado Joe over the Big Green Egg because of the included accessories. The price ($2,199) is the only real friction. Buyers under $700 should look at the Char-Griller Akorn for a ceramic-style alternative, and weekend grillers without low-and-slow ambitions are better served by the Weber Original Kettle Premium 22-Inch.

Strengths
  • Thick ceramic shell maintains 225 F to 750 F range and holds heat for 18-hour overnight smokes on a single fuel load
  • 3-Tier Divide & Conquer system flexes from 250 sq in primary to 510 sq in total with half-moon stainless grates
  • SloRoller hyperbolic smoke insert designed by Harvard researchers gives even smoke distribution and steady low-and-slow
Watch-outs
  • $2,199 puts it at the top of the price band — roughly 10x the Weber Original Kettle Premium
  • 280 lb total weight means once you place it, you are not moving it without a forklift or two people
  • Steep learning curve to master ceramic temperature management; over-shooting target temp takes hours to recover
Weber Original Kettle Premium 22-Inch
Ranked #1 in Best Charcoal Grills
Weber Original Kettle Premium 22-Inch
2 sourcesall derived$219as of Aug 1

There is a reason the Weber Original Kettle Premium 22-Inch is the default charcoal kettle: 363 square inches of porcelain-enameled cooking surface, a One-Touch ash sweep and a 10-year warranty, all under $250. AmazingRibs gave it a Platinum medal, and over 11,000 reviewers gave it five stars. If you want a workspace and gas ignition, look at the Performer Deluxe sibling; if you want fuel efficiency and ceramic heat retention, jump to the Kamado Joe Classic III.

Strengths
  • 363 sq in of cooking grate fits 13 burgers at once with porcelain-enameled bowl and lid that resist rust
  • One-Touch sweep system clears ash through three blades into an enclosed wind-proof catcher in seconds
  • Hinged plated-steel cooking grate flips up on either side so you can add charcoal or wood chunks mid-cook
Watch-outs
  • Built-in lid thermometer sits 7.5 inches above the grate and reviewers call its reading unreliable
  • Three-leg tripod design feels top-heavy on uneven patios compared to four-leg carts
  • No side table or workspace for prep, plates, or tools out of the box

Derived means the reviewer published no score, so one was inferred from their written verdict. Everything else is a number the publisher printed. How we rank.

How they stack up

Kamado Joe Classic III 18-Inch

Far more fuel-efficient and capable on long cooks than the Weber Original Kettle Premium 22-Inch, but ten times the price and tied to one patio location. The Char-Griller E16620 Akorn Kamado offers ceramic-style insulation in a 88-lb steel shell at one-sixth the price, but loses the lifetime warranty, the SloRoller, and the Divide & Conquer system. PK Grills PK300 is the portable answer for buyers who want cast aluminum heat retention without ceramic weight. The Weber Performer Deluxe 22-Inch sits in the middle price band but is a kettle, not a kamado — it cannot match overnight fuel efficiency.

Weber Original Kettle Premium 22-Inch

Cheaper and more portable than the Kamado Joe Classic III, but with thinner steel walls that lose heat faster on overnight smokes. The Weber Performer Deluxe 22-Inch shares the same 363 sq in cooking surface but adds a Touch-N-Go gas ignition, work table, and storage cart for about double the price. Char-Griller Akorn matches the price band with more cooking area and ceramic-style insulation, but build quality is noticeably thinner. The PK Grills PK300 is a portable alternative if you want cast aluminum and dual-zone cooking.

Specs side-by-side

SpecKamado Joe Classic III 18-InchWeber Original Kettle Premium 22-Inch
Cooking Area250 sq in primary, 510 sq in with Divide & Conquer363 sq in
Diameter18 inches22.5 inches
MaterialCeramic shell, powder-coated steel cart, stainless steel componentsPorcelain-enameled steel bowl and lid
Cooking GrateStainless steel half-moon (Divide & Conquer)Plated steel, hinged
DampersKontrol Tower top vent, adjustable bottom ventAdjustable lid and bowl
Ash CatcherSlide-out ash drawerEnclosed One-Touch high-capacity
Lid ThermometerYes (analog)Yes (built-in)
Heat Range225-750 F
Weight280 lb32 lb
WarrantyLimited lifetime on ceramic10 yr bowl/lid, 5 yr One-Touch, 2 yr other parts
Dimensions24"D x 42"W x 41.98"H22.5"D x 22.5"W x 27"H
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