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.

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
$2,199

The Kamado Joe Classic III 18-Inch is the most capable single charcoal grill you can buy: 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
$229

The Weber Original Kettle Premium 22-Inch is the default charcoal kettle for a reason: 363 square inches of porcelain-enameled cooking surface, a One-Touch ash sweep, and a 10-year warranty for under $250. AmazingRibs gave it a Platinum medal and over 11,000 reviewers gave it five stars. Buyers who want a workspace and gas ignition should look at the Performer Deluxe sibling; buyers who want fuel efficiency and ceramic heat retention should 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

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
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