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Quick verdict
Choose the Anova Precision Cooker Nano 3.0, 800W if you want full WiFi app control and Anova's established reliability record at a price well under the flagship. Choose the KitchenBoss Sous Vide Cooker G321, 1100W if you'd rather have 1100W recovery power for close to the same price as 800W competitors. Overall we rank the Anova Precision Cooker Nano 3.0, 800W higher: #1 versus #2 in our Best Sous Vide Machines Under $150 list.
Winner overall: Anova Precision Cooker Nano 3.0, 800W
Anova Precision Cooker Nano 3.0, 800W vs KitchenBoss Sous Vide Cooker G321, 1100W compared
Every difference that matters, in one table.
Keep researching
- Best Sous Vide Machines Under $150
- Anova Precision Cooker Nano 3.0 — 800W review
- KitchenBoss Sous Vide Cooker G321 — 1100W review
- All sous vide machines
Bottom line
Choose the Anova Precision Cooker Nano 3.0, 800W if you want full WiFi app control and Anova's established reliability record at a price well under the flagship. Choose the KitchenBoss Sous Vide Cooker G321, 1100W if you'd rather have 1100W recovery power for close to the same price as 800W competitors. Overall we rank the Anova Precision Cooker Nano 3.0, 800W higher: #1 versus #2 in our Best Sous Vide Machines Under $150 list.
Anova Culinary
The Anova app includes step-by-step recipe guides that walk beginners through time and temperature for common proteins
- 800W heating element
- Anova app with built-in recipe guides
- 8L/m in flow rate
- 32°F to 197°F range
- Compact 12.8-inch body
✓ Pros
- 1100W recovery power for close to the same price as 800W competitors
- Built-in display with recipe presets, no app requirement
- Quiet brushless motor is a genuine upgrade over older-style circulator motors
✕ Cons
- Smaller brand with less long-term reliability history than Instant Pot or Anova
- Fewer total ratings than the more established competitors
- No app for remote monitoring or saved custom presets
KitchenBoss
1100W recovery power at a price low enough to justify buying a second unit for dual-circulator setups
- 1100W brushless DC motor
- Adjustable clamp for large stockpots
- Built-in TFT display with recipe presets
- IPX7 waterproof rating
- Ultra-quiet operation for long cook sessions
✓ Pros
- 1100W recovery power at a price low enough to justify buying a second unit for dual-circulator setups
- Built-in display works independently, useful when running two units without needing two app connections
- Quiet motor is a real benefit over multi-hour large-batch cooks
✕ Cons
- Smaller brand with less long-term large-batch reliability data than Anova
- No app for coordinating settings between two units remotely
- Fewer total ratings than the established market leaders
FAQ
Common questions
Which is better, the Anova Precision Cooker Nano 3.0, 800W or the KitchenBoss Sous Vide Cooker G321, 1100W?
Choose the Anova Precision Cooker Nano 3.0, 800W if you want full WiFi app control and Anova's established reliability record at a price well under the flagship. Choose the KitchenBoss Sous Vide Cooker G321, 1100W if you'd rather have 1100W recovery power for close to the same price as 800W competitors. Overall we rank the Anova Precision Cooker Nano 3.0, 800W higher: #1 versus #2 in our Best Sous Vide Machines Under $150 list.
What is the difference between the Anova Precision Cooker Nano 3.0, 800W and the KitchenBoss Sous Vide Cooker G321, 1100W?
The Anova Precision Cooker Nano 3.0, 800W stands out because full WiFi app control and Anova's established reliability record at a price well under the flagship, while the KitchenBoss Sous Vide Cooker G321, 1100W stands out because 1100W recovery power for close to the same price as 800W competitors. The trade-offs differ too: the Anova Precision Cooker Nano 3.0, 800W's ma in caveat is that 800W recovers more slowly than 1100W competitors on large or cold batches, and the KitchenBoss Sous Vide Cooker G321, 1100W's is that smaller brand with less long-term reliability history than Instant Pot or Anova.
Is the Anova Precision Cooker Nano 3.0, 800W worth it over the KitchenBoss Sous Vide Cooker G321, 1100W?
For most buyers, yes: it's our #1 pick. Consider the KitchenBoss Sous Vide Cooker G321, 1100W instead if 800W recovers more slowly than 1100W competitors on large or cold batches is a deal-breaker for you.
Keep researching
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