Thermapen ONE vs ThermoPro TP20
Side-by-side comparison to help you choose the right one

ThermoWorks
Thermapen ONE
£63

ThermoPro
ThermoPro TP20
£38
Quick Summary
The Thermapen ONE and ThermoPro TP20 are closely matched alternatives. Both offer similar value propositions at comparable price points. Your decision will likely come down to specific features and brand preference.
Key Differences
- •The Thermapen ONE has notably better build quality, which typically translates to longer lifespan and better performance.
- •Target audiences differ: Thermapen ONE is best for enthusiast, while ThermoPro TP20 suits beginner.
Side-by-Side Comparison
Overview
Ratings
Best For
Pros & Cons
Thermapen ONE
👍 Pros
- ✓ 1-second readings
- ✓ IP67 waterproof
- ✓ 3000-hour battery
- ✓ Auto-rotating display
⚠️ Cons
- • Premium price
- • Single probe only
ThermoPro TP20
👍 Pros
- ✓ Great value
- ✓ Dual probes
- ✓ 90m range
- ✓ Simple
⚠️ Cons
- • Plastic build
- • Basic features
- • No app
Winner by Category
Best for Beginners
Thermapen ONE is easier to use and more forgiving for new users.
Best Performance
Thermapen ONE delivers superior cooking results and build quality.
Best Value
ThermoPro TP20 provides superior value at its price point.
Best Premium Option
Thermapen ONE represents the higher-end choice with premium features.
Our Recommendation
Our recommendation: Thermapen ONE
The Thermapen ONE wins in 3 out of 4 categories and earns our overall recommendation. Every BBQ YouTube video features a Thermapen for a reason: nothing else is as fast or accurate. The ONE reads in 1 second. Stop guessing and start knowing.
Choose the Thermapen ONE if: You prioritise best for beginners, best performance, best premium option.
Choose the ThermoPro TP20 if: Budget is your primary concern, or you value best value.
Thermapen ONE
£63
ThermoPro TP20
£38
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