Ooni Karu 2 Pro Multi-Fuel Pizza Oven, 16 inch: Specs, Sizes and Who It Suits

The Ooni Karu 2 Pro Multi-Fuel Pizza Oven, 16 inch is a wood or gas oven in the 16 inch class with a 16.7 in round cooking surface. Everything below is drawn from published manufacturer specifications and verified owner reports. Where a figure is not something we can stand behind, the row is left out rather than filled with a plausible guess.

The top of the portable multi-fuel category. Sixteen inch stone, hinged glass door, integrated thermometer, and enough insulation that it holds a soak the way a small masonry oven does. For someone committed to wood who also wants large pizzas, there is very little else in this form factor. The price is the honest obstacle: it costs roughly three times a Karu 12 and the pizza it makes is better by a margin most people would describe as noticeable rather than transformative.

What are the Ooni Karu 2 Pro specifications?

Rows omitted because we have not verified a figure we would be willing to publish: weight. A specification page that guesses is worse than one with gaps in it, so the gaps stay.

What is it good at?

• Sixteen inch stone plus wood firing, a combination almost nothing else in this price band offers.
• Well enough insulated to hold temperature across a long session without constant feeding.
• Glass door and stone thermometer together make a wood burn genuinely controllable.
• Takes gas as well, so it covers both cooking modes at full size.

What are its real limitations?

• Expensive enough that a gas 16 inch oven plus a separate 12 inch wood oven is a real alternative for the money.
• Heavy and bulky, so it wants a permanent home rather than a cupboard.
• Wood at this size takes real fuel volume and real attention across a session.

Who should not buy it: Skip it if you cook fewer than about twenty pizzas a year, if you have never managed a wood fire before, or if you want the largest pizza per dollar. This is a specialist purchase and it is the wrong first oven for almost everybody.

How does the fuel type change how you use it?

Wood or gas at 16 inch scale, which means a meaningfully larger fuel appetite than the 12 inch models. Plan on a stock of kiln-dried hardwood rather than a bag, and expect to feed the fire through a long session.

Multi-fuel is the hedge, and it is a sensible one. Most people who buy a wood oven discover that they want wood on a Saturday and gas on a Wednesday, and an oven that does both means that discovery does not cost a second purchase. The honest caveat is that the burner is usually sold separately, so compare the true two-fuel price rather than the sticker price when you are weighing it against a gas-only oven. Our fuel guide covers what to burn and what never to burn.

What dough suits this oven?

At this size the ball weight jumps: a 15 inch Neapolitan pizza needs around 390 g rather than the 250 g most recipes assume. Work the weight out from area rather than scaling by diameter, or the centre will be too thin to survive the launch.

At a floor temperature of 850F or above, a 12 inch pizza bakes in 60 to 90 seconds and has to be turned three or four times, because one edge scorches in roughly 20 seconds.

Work the exact weights out rather than scaling a recipe by eye. The hydration calculator turns a ball count and a hydration percentage into flour, water, salt and yeast to a tenth of a gram, and the ball weight calculator sizes the balls for the pizza this oven can actually cook. Dough weight scales with area, not diameter, so a 15 inch pizza needs 78 percent more dough than a 12 inch, not 25 percent more.

Because this is a larger oven, the ball weights you are used to will be wrong. A 15 inch pizza at Neapolitan density needs around 390 g against the 250 g that suits a 12 inch pizza. Under-weighting a large ball is the single most common reason a big home pizza tears at the centre during the stretch, and it looks like a technique problem when it is arithmetic.

What does it need alongside it?

A 16 inch launching peel, a large turning peel, an ash rake and a long brush are all genuinely required rather than optional at this size and fuel type.

Three things are close to mandatory for any oven in this class. An infrared thermometer , because the floor temperature is the number that decides the bake and no built-in gauge measures it reliably. A turning peel , because a pizza has to be spun during the bake and a launching peel cannot do it. And a digital scale , because every dough figure on this site is a weight and none of them can be measured by volume.

Safety, and this is not boilerplate. This oven burns fuel and is for outdoor use only. At working temperature the floor is between 700F and 950F and the shell will burn skin on contact. Keep it at least three feet from fences, walls, awnings and overhanging branches, use long-handled tools and EN407 rated heat gloves , keep children and pets well back, never move a lit or hot oven, and never pour water on a hot baking stone. Water flashes to steam instantly and the thermal shock cracks stone.

How does it compare with the alternatives?

Three ovens worth weighing against it, chosen because they are the ones people actually cross-shop rather than the ones with similar prices.

• Ooni Koda 16: Households of four to eight, and anyone who wants to make New York style 14 to 16 inch pizzas outdoors.
• Gozney Dome: Permanent outdoor kitchens and serious cooks who want masonry oven behaviour without building one.
• Ooni Karu 2: Wood cooks who want to see and read what is happening rather than infer it.

Which comparisons cover this oven?

A head-to-head is usually a faster read than a specification table, because it puts the trade-off in one sentence instead of two columns. These name the Ooni Karu 2 Pro directly, and the rest cover the category decisions that apply to it.

• Ooni Koda 16 vs Ooni Karu 2 Pro
• Ooni vs Gozney, brand against brand
• Gas vs wood fired pizza ovens
• Charcoal vs wood in a multi-fuel oven
• Kiln dried logs vs wood pellets
• Indoor vs outdoor pizza ovens
• Home oven steel vs outdoor pizza oven
• 12 inch vs 16 inch pizza ovens

Where does it fit in a complete setup?

An oven on its own does not make pizza. The full kit is the oven, a baking surface if the supplied one is thin, a launching peel, a turning peel, a thermometer, dough containers, a scale, a cutter, fuel, and the items nobody thinks about until they are missing: gloves, a brush for the stone and a cover if it lives outdoors. We have costed that out completely at three budgets on the build pages, and the intermediate build is the one that suits most households.

If you are still choosing rather than confirming, the pizza oven roundup covers the whole category by tier, the oven index lists every model we track with its specifications, and the buying guide works through the decisions in the order they actually get made: fuel, then size, then budget.