Which is better for a Barista Touch?

The BEC250 tablets. The kit's maker says its tablets do not fit the BES880 Barista Touch. Use Breville's own tablets there.

Do the kit's filters fit my machine?

They replace the BWF 100 filter, so check your machine's manual for that model number before relying on them. If your machine takes a different filter, the kit's filters are of no use.

Is the kit worth stepping up to?

Yes if you have an older Breville model and change water filters regularly. The six filters and 40 tablets cover a long stretch of maintenance. Skip it if you own a Barista Touch or a recent BES990.

Do the two use the same cleaning routine?

Yes. Both are tablets for the backflush cycle that clears coffee oils from the shower screen and filter baskets. Follow your machine's cleaning instructions either way.

Which lasts longer on the shelf?

The BEC250 pack states about a two-year shelf life. The kit gives no shelf life, so store it dry and sealed.

Are the Breville tablets gentler on the machine?

Breville lists food grade, phosphate-free, unscented ingredients. The kit gives no ingredient list, so there is less to judge. Both are made for espresso cleaning cycles.

Breville BEC250 Espresso Cleaning Tablets vs Breville Espresso Machine Cleaning Kit

Buy the BEC250 tablets if you want Breville's own unscented, phosphate-free tablets and nothing else. Buy the Cleaning Kit if you want a larger supply of 2-gram tablets plus six BWF 100 replacement water filters in one box. The kit's tablets are made by CleanEspresso, not Breville, and the maker states they do not fit the Barista Touch (BES880) or newer BES990 units. Owners rate the Breville tablets highly; the kit's value comes from the filters and tablet count, not brand.

Choose the Breville BEC250 tablets if you own a Barista Touch or a newer BES990 and want a tablet the maker lists as fitting every Breville machine.
Choose the Breville Cleaning Kit if you also need BWF 100 water filters and want a bigger tablet supply for an older Breville model.

Prices

Breville BEC250 Espresso Cleaning Tablets: $11.80 at Amazon (last seen Nov 9)