Compared to other replacements WEISS´s BP-809 is directly comparable with the original manufacturers versions of Canon. Equipped with the new infochip-version, the BP-809 of WEISS could be charged by the original charger. The display of the remaining time works perfectly. WEISS`s BP-809 comes with 900 mAh and has a higher capacity than the original manufactures versions of Canon. As described WEISS´s battery comes with directly comparable quality.