Brand availability is useful because it affects how easy it is to compare similar products. In the catalogue context supplied, ABUS appears among padlock options, while Master Lock appears elsewhere in Security products. The wider Security category also includes brands associated with cameras and connected security, such as TP-Link, Ring, Eufy, IMOU, Synology and Hikvision.
For padlocks, brand should not be your only filter. Compare the specific model, lock type, shackle dimensions, stated materials, key or code features and retailer information. A recognised name can help you find comparable alternatives, but the right product is still the one that fits the job.
If you are comparing offers from several retailers, check whether the listings describe the same model and pack format. A carded lock, multipack, keyed-alike set or accessory bundle can change the value comparison. Avoid assuming two similar-looking padlocks are identical.