Every replacement filter cartridge
22 cartridge families, grouped by fitting. The fitting is what decides compatibility — not the brand on the jug, and certainly not the brand on the box.
Europe, UK and international fittings
Brita
Brita MAXTRA PRO
Fits 12 jugs
Maker's claim
Brita
Brita MAXTRA+
Fits 12 jugs
Maker's claim
Philips Water
Philips Micro X-Clean
Fits 2 jugs
Lab tested
BWT
BWT Magnesium Mg2+
Fits 3 jugs
Maker's claim
BWT
BWT Magnesium Mg2+ for MAXTRA jugs
Fits 12 jugs
Maker's claim
Aarke
Aarke Pure Filter Granules
Fits 1 jug
Maker's claim
Laica
Laica Bi-Flux
Fits 2 jugs
Maker's claim
Aquaphor
Aquaphor Maxfor+
Fits 2 jugs
Maker's claim
Dafi
Dafi Unimax
Fits 12 jugs
Maker's claim
Amazon Basics
MAXTRA-compatible cartridges
Fits 12 jugs
Maker's claim
United States and Canada fittings
Brita
Brita Standard
Fits 8 jugs
Certified
Brita
Brita Elite
Fits 8 jugs
Certified
Brita
Brita Stream
Fits 1 jug
Certified
PUR Plus
PUR Plus
Fits 4 jugs
Certified
PUR Plus
PUR Basic
Fits 4 jugs
Certified
Amazon Basics
Brita-compatible pitcher filters
Fits 8 jugs
Maker's claim
Clearly Filtered
Clearly Filtered Affinity
Fits 1 jug
Lab tested
Epic Water Filters
Epic Pure Pitcher Filter
Fits 1 jug
Lab tested
Discontinued fittings
Why fittings matter more than brands
Compatibility in this category runs on physical fittings, and the fittings do not respect brand boundaries in either direction. Brita sells two entirely incompatible cartridge families under one name on opposite sides of the Atlantic. Dafi, BWT and half a dozen own-brands sell cartridges built to Brita's international fitting that drop straight into a Brita jug.
So the useful question is never "which brand of filter do I need". It is "which fitting does my jug take", and once you know that, several brands are usually available to you.