Oil Less Fryer Air Fryer 16 Quart Replacement Clear Glass vs Joule Oven Air Fryer Pro: which is safer?
Big Boss Oil Less Fryer Air Fryer 16 Quart Replacement Clear Glass is the clear pick. Breville Joule Oven Air Fryer Pro carries a failing PFAS grade, and we never recommend buying a failing product.
Our pick
Big Boss
Oil Less Fryer Air Fryer 16 Quart Replacement Clear Glass
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleThermal shock and fracture
PossibleEdge chipping and glass fragments
Breville
Joule Oven Air Fryer Pro
PFAS grade
Overall grade
Verdict
Hazard flags
Material
Confidence
PossibleNon-stick coating composition (unknown type)
PossibleTeflon-type coating degradation and fume risk (conditional)
ReportedCoating wear and microparticle shedding
Where these two actually differ
- We flag Thermal shock and fracture and Edge chipping and glass fragments on the Big Boss and not on the Breville.
- We flag Non-stick coating composition (unknown type), PTFE degradation and fume risk (conditional) and Coating wear and microparticle shedding on the Breville and not on the Big Boss.
- The Big Boss is borosilicate glass, bare uncoated where the Breville is Stainless steel body; interior cooking surfaces unspecified, which is most of the difference in these two grades.
- The gap is 60 points, wide enough that this is not a close call, and the Big Boss is the one to buy.
- We are less certain about the Breville grade, at 45% confidence against 95%, because it discloses less.
Both products run through the same public rubric, which covers materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →
More air fryers, see the full ranking