1. ThermoWorks Thermapen ONE
ThermoWorks
Best overall. 5°F accuracy across the full range. Keep in mind that premium price for what's used a handful of times a year around the holidays.
- 1-second thermocouple reading
- ±0.5°F accuracy across the full range
- IP67 waterproof body
- Wide temperature range comfortably covers frying oil
- 5-year warranty
Pros
- The fastest read available means less time with a probe near hot oil
- Accuracy at high temperatures matters for both oil safety and food safety
- IP67 rating tolerates the inevitable oil splatter during checks
Cons
- Premium price for what's used a handful of times a year around the holidays
- No dedicated fry basket clip or dial for hands-free oil monitoring
- Overkill if you already own a dedicated deep-fry thermometer
Best for: deep frying turkey