
Choose for gas convenience
Ooni oven comparison
Choose the Koda 2 for straightforward gas cooking and a roomier 14-inch format. Choose the Karu 2 when tending wood or charcoal is part of the appeal, with the option to add gas later.
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Choose for gas convenience

Choose for a live fire
Manufacturer-supplied product images. This comparison does not use them as evidence of handling or testing.
The short answer
The Koda 2 makes more sense for buyers who want to turn a dial and cook with gas. The Karu 2 makes more sense for buyers who actively want to manage wood or charcoal. If either fuel system works for you, the Koda’s extra two inches of stated pizza capacity is the stronger everyday advantage.
Basis of comparison: current official specifications, support guidance, reproducible calculations and model-matched owner discussions. We have not awarded performance scores without comparable testing.
Larger 14-inch pizza format with gas included.
Wood and charcoal included; gas is an optional extra.
15mm stone, outdoor use and a manufacturer-claimed 500°C maximum.
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Real owner experience
The strongest named account in the current research comes from PistonHeads contributor Baldy881, who reported frequent Koda 2 use over several months for groups of two to four, quick production of several pizzas and covered outdoor storage. They said they would replace the oven if it failed. That is one owner’s experience, not a reliability rate, but it adds useful context to the Koda’s capacity and repeat-cooking proposition.
Read the original PistonHeads account →
Karu 2 evidence gap: we do not yet have an equivalent accepted owner pool for the Karu 2. Its absence cannot be treated as evidence of better reliability or easier ownership.
Production copy links accepted, model-matched accounts; separates an individual experience from a repeated theme; retains disagreement; and never converts forum anecdotes into representative rates.
Decision factor 01
The Koda 2 uses propane and has one supplied fuel system. The Karu 2 burns wood or charcoal out of the box; a separately sold burner adds gas. The choice is less about a universally superior fuel and more about how involved you want to be while the oven heats and cooks.
Connect the correct gas supply, ignite and adjust the flame with the side dial. There is no fuel tray to tend.
Build and maintain a solid-fuel fire, or fit the compatible gas burner when convenience matters. Gas and solid fuel must not be used together.
A fuel list cannot prove that one oven makes better-tasting pizza. Fuel preference, fire management and the broader cooking experience are the defensible distinctions here.
Decision factor 02
Ooni lists a 14-inch maximum pizza for the Koda 2 and 12 inches for the Karu 2. Their weights are close, but their shapes differ: the Koda is wider, while the Karu’s door and chimney make it substantially deeper and taller.
Koda 2 maximum pizza diameter over Karu 2.
Karu 2 is about 4% lighter.
Published width × depth; safe clearances are additional.
The Koda is the clearer choice if you want to launch pizzas above 12 inches. For placement, measure the complete body and follow the current manual rather than treating the footprint calculation as a safety clearance.
Controls and visibility
The Koda’s open front keeps the pizza continuously visible and puts its gas control on the side. The Karu adds a glass door, chimney and built-in analogue thermometer. Those features support fire management, but the display describes oven temperature rather than replacing an infrared reading of the stone.
The open mouth gives an uninterrupted view. Heat is controlled through the gas dial and pizza position.
The glass door retains visibility while the chimney and fuel tray become part of the operating routine.
Cleaning and ownership
Burnt flour and toppings can accumulate on either 15mm cordierite stone. Once cool, loose debris should be brushed away and the stone kept dry. The gas-only Koda avoids an ash tray and chimney; the Karu adds both to the cleaning routine when used with solid fuel.
Inspect the burner and gas connection, brush the cooled stone and protect the oven from weather.
Empty cold ash, clear the fuel tray, inspect the chimney and brush the cooled stone.
Use outdoors on a stable surface, observe clearances and follow the latest manual.
The complete setup
Both ovens need a suitable fuel supply, launching peel, infrared thermometer and stable outdoor surface. A cover and turning peel are optional for either. The Karu includes solid-fuel capability, but buyers who expect regular gas use should add the compatible burner to its comparison cost.
| Item | Koda 2 | Karu 2 |
|---|---|---|
| Included fuel system | Propane burner | Wood or charcoal tray |
| Gas capability | Built in | Optional burner required |
| Launching peel | Buy separately | Buy separately |
| Infrared thermometer | Buy separately | Still useful for stone readings |
| Weather cover | Buy separately | Buy separately |
Prices change, so this concept checks the current retailer basket at publication rather than embedding a soon-stale total.
Side-by-side specifications
These are current official UK specifications, not Pizza Preacher test results. Maximum temperatures are manufacturer claims.
| Decision factor | Koda 2 | Karu 2 |
|---|---|---|
| Fuel | Propane gas | Wood or charcoal; optional gas burner |
| Maximum pizza size | 14 inches | 12 inches |
| Unboxed weight | 16kg | 15.3kg |
| Dimensions (W × D × H) | 545 × 472 × 333mm | 414 × 720 × 765mm |
| Stone | 15mm cordierite | 15mm cordierite |
| Temperature display | No built-in display | Built-in analogue thermometer |
| Opening | Open front | Borosilicate-glass door |
| Claimed maximum | 500°C | 500°C |
| Registered warranty | 5 years | 5 years |
Where they sit in the range
12-inch capacity and 9.2kg.
14-inch gas oven at 16kg.
18-inch capacity and integrated monitoring.
12-inch multi-fuel oven at 15.3kg.
16-inch capacity and integrated monitoring.
Buyers drawn to the Koda’s simplicity but needing more throughput should compare the Koda 2 Pro. Buyers drawn to the Karu’s fuel flexibility but needing more cooking room should compare the Karu 2 Pro.
Choose by circumstance
Its propane burner is the standard operating format.
Its published ceiling is 14 inches.
Wood and charcoal capability are included.
A compatible gas burner can be bought separately.
What both ovens share
Frequently asked questions
The Koda 2 has fewer operating components because its gas burner is built in. The Karu 2 adds a door, chimney, fuel tray and fire-management routine.
The Koda 2 has a stated 14-inch maximum, two inches more than the Karu 2.
No. It includes wood and charcoal capability; the compatible gas burner is sold separately.
No. Ooni’s instructions say not to use solid fuel and gas simultaneously.
The Karu 2 is 0.7kg lighter, but its chimney and deeper body also affect packing and storage. Measure the route and storage space rather than deciding from weight alone.
The Koda 2 avoids the ash and soot associated with solid fuel. Both ovens still need their stones and exteriors maintained after cooling.
Our conclusion
The Koda 2 is the stronger default for most gas-first buyers because it includes the burner and accepts a larger pizza. The Karu 2 earns its place when wood and charcoal are positive reasons to buy, not merely options you may never use. Comparable hands-on testing would still be needed to rank heat recovery, cooking consistency or finished pizza quality.
Sources
Owner reports are used as attributed context, not as representative evidence. No external tester evidence informs the conclusions.