Baby Brezza AirSwirl Bottle Warmer vs Grownsy Portable Bottle Warmer for Travel

Side-by-side specs from each maker.

Only the differences are shown.

Baby Brezza AirSwirl Bottle WarmerGrownsy Portable Bottle Warmer for Travel
TypeBottle warmerBottle warmer
List price$99.99$99.99
MaterialNot listed316 stainless steel and plastic
FitsTwo placement rings for narrow or wide neck bottles; not for bottom vented bottlesNot listed
BPA-freeNot listedYes, per the maker
HoldsNot listed1 bottles
PowerNot listedbattery
Cycle timeNot listed3 min, per the maker
Maker's use notesDo not submerge, it is not waterproof; clean with a damp cloth; not for bottom vented bottlesKeep connection surfaces dry; use the specified 12V charging input; enters protection mode if the battery gets too hot; Type-C charging

Baby Brezza AirSwirl Bottle Warmer

A waterless warmer that heats bottles with circulating hot air and gentle rocking.

  • No water needed
  • Rings for narrow and wide bottles
  • LCD timer with auto shut-off
  • Not for bottom vented bottles

Grownsy Portable Bottle Warmer for Travel

A rechargeable travel warmer that doubles as a bottle, with two nipple sizes included.

  • Warm and feed from one container
  • Up to 8 warmings per charge
  • Leak-resistant lid
  • List price $99.99