Oster Pro 1200 Blender… Review (2026) - Safety Rating & Analysis

Oster Pro 1200 Blender… Review (2026) - Safety Rating & Analysis | R3

How we scored it

3 criteria - open any layer to see exactly what we found

Safety

Exceptional

Efficacy

Very Good

Usability

Below Average

SafetyCritical

76%

10▾

R3 Verdict

The Oster Pro 1200 uses a borosilicate glass jar — a step above the tempered glass found in most budget blenders — and has been independently evaluated by Mamavation, an independent health testing organization, and placed in their highest safety tier for blenders. The one gap that holds the safety score back: the material of the seal and gasket at the jar-to-base connection isn't disclosed by Oster or any retailer we checked. For most families, the glass jar is the piece that matters most — and on that front, this blender is genuinely one of the safest options in its class.

Criteria

Jar Material

10/10

Borosilicate and tempered glass are chemically inert food-contact materials — no polymer backbone, no plasticizer, zero leaching pathway under any blending condition including hot liquids, acidic foods, and high-fat contents. Stainless steel shares the same inert profile. Mamavation designates all g

BPA-Free Verification Level

10/10

EfficacyImportant

18%

8▾

R3 Verdict

The 1200W motor puts the Oster Pro in the same power tier as high-end blenders like the Vitamix 5200. It will handle everyday smoothies, soups, sauces, and most frozen drinks without issue.

The 48oz jar is a practical size for households of 2–4 — large enough for multiple servings without requiring a second batch for most recipes. Where you might feel the limits: sustained heavy use with very dense ingredients like whole frozen bananas or thick nut butter.

Criteria

Motor Wattage

UsabilityNice to have

5▾

R3 Verdict

We don't have a measured noise level for this blender — no brand-published spec or independent test result was available at time of review. A 1200W motor is typically in the loud range; we'd recommend checking reviews for noise mentions if that matters in your household. On the positive side, the 3-year warranty beats what most blenders at this price offer.

Criteria

Noise Level (dB)

5/10