Which is better for sous vide?

The Duo Plus. It lists sous vide among its functions; the RIO Chef Series does not offer it.

Which has more smart programs?

The Duo Plus, with 15. The RIO has 13: pressure cook, slow cook, meat/stew, poultry, beans/chili, rice, multigrain, soup/broth, steam, sauté, yogurt, cake and keep warm.

Is the RIO worth the extra $20?

Only if you value its larger review base, anti-spin pot and slimmer body. The Duo Plus does more, including sous vide and app control, for less.

Which is easier to clean?

Both have dishwasher-safe lids. The RIO's aluminum pot is lighter to lift; the Duo Plus uses a stainless steel pot.

Neither maker publishes a lifespan figure. The RIO's 934 ratings give more evidence of long-term satisfaction than the Duo Plus's 193.

Do both fit a family of four?

Yes. Both are 6-quart, 1000 W cookers, enough for batch cooking and meal prep for a family.

Instant Pot Duo Plus 6-Quart vs Instant Pot RIO Chef 6Qt Multi-Cooker

Buy the Duo Plus if you want sous vide, app control and Wi-Fi, and the lowest price: $89.90 at eBay as of November 7, 2026. Buy the RIO Chef Series if you want a simpler, newer-design cooker with a dishwasher-safe lid and a bigger review base, at $109.99 at Target as of November 7, 2026. The RIO costs about $20 more for fewer smart features, so the Duo Plus is the better value unless you specifically want the RIO's slim body and anti-spin pot.

Today the Instant Pot Duo Plus 6-Quart costs $20.09 less at its best price.

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