I wouldn't know, but .. that brand is touted as the 'right answer' in the linked article and 'Get a U-Lock' is quoted a couple of times from the crooks they used to test the locks.
So, 'Kryptonite U-Lock' seems to be what they recommend and that is what I used. With consistently bad results.
So, 'Kryptonite U-Lock' seems to be what they recommend and that is what I used. With consistently bad results.