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Both are Ooni. Both make excellent pizza. But the Fyra 12 costs $349 and the Karu 16 costs $799 — more than double. Is the upgrade worth $450? The answer depends on how you cook, how many people you feed, and whether you care about fuel flexibility.
Quick Verdict
Buy the Ooni Fyra 12 if you want the cheapest path to authentic wood-fired pizza and don't need gas convenience or 16-inch capacity. Buy the Ooni Karu 16 if you host pizza parties, want larger pies, or need multi-fuel flexibility.
The Contenders
Category Breakdown
Pizza Quality
Winner: TieBoth hit 950°F and produce excellent Neapolitan pizza. The Fyra 12's wood pellet fuel produces slightly more smoke flavor than the Karu 16 in gas mode, but when the Karu 16 runs on wood, the flavor is identical. The Karu 16's larger chamber provides slightly better dome heat circulation, but in a blind taste test, most people couldn't tell the difference.
Size & Capacity
Winner: Karu 16The Karu 16 fits 16-inch pizzas — proper large pies for sharing. The Fyra 12 maxes at 12 inches. For couples or solo pizza nights, 12 inches is fine. For parties or families who want fewer, larger pizzas, the Karu 16 is necessary.
Fuel & Convenience
Winner: Karu 16The Fyra 12 runs on wood pellets only — no gas option. The Karu 16 runs on wood, charcoal, and gas. For weeknight pizza, the Karu 16's gas adapter is dramatically more convenient. The Fyra 12 requires pellet management and fire tending every time. If you cook pizza more than once a week, the gas option is a game-changer.
Portability
Winner: Fyra 12The Fyra 12 weighs 22 lbs vs. the Karu 16's 62.6 lbs. The Fyra is genuinely portable — take it camping, to friends' houses, to the park. The Karu 16 is a two-person lift that mostly stays put. If portability matters, the Fyra 12 wins decisively.
Value
Winner: Fyra 12At $349, the Fyra 12 delivers 90% of the Karu 16's pizza quality for 44% of the price. The Karu 16's advantages — larger size, multi-fuel, ViewFlame window — are real but incremental. For most home pizza makers, the Fyra 12's value proposition is hard to beat.
Final Verdict
Buy the Ooni Fyra 12 if you're entering the pizza oven world, cook for 1-3 people, and love authentic wood-fired flavor. Buy the Ooni Karu 16 if you entertain frequently, want gas convenience for weeknight cooks, or need 16-inch capacity for larger pies.
Buying Advice
Start with the Fyra 12 if you're unsure about pizza oven commitment. At $349, it's a low-risk entry point that makes genuinely excellent pizza. If you outgrow it (bigger parties, want gas), upgrade to the Karu 16 and keep the Fyra as a portable/camping pizza oven.
