I have had my ProChrono chronograph for over two years and was thinking of upgrading to a Labradar, considered by many the gold standard in chronos. Before I spent alot on a new chrono, I wanted to make sure it would make a difference. A friend loaned me his Lab so I was able to do a side by side comparison. The Pro was about 12 feet in front of the barrel, the Lab was slightly behind the muzzle, so I would have expected a slightly slower result with the Pro. 10 shots using a K31:
Lab $650
average: 2508
SD 19.7
ES 66
low 2474
high 2540
Pro $180
Ave 2498
ES 70
SD 20
low 2464
high 2534
I noticed almost every shot on the Pro was 9 fps less than the Lab. My conclusion was to stick with the Pro, although the advantage of not going in front of the line with the Lab is appealling. The SD, which is really what I wanted to see was almost identical and certainly for load testing would be fine in either case.
MT
Lab $650
average: 2508
SD 19.7
ES 66
low 2474
high 2540
Pro $180
Ave 2498
ES 70
SD 20
low 2464
high 2534
I noticed almost every shot on the Pro was 9 fps less than the Lab. My conclusion was to stick with the Pro, although the advantage of not going in front of the line with the Lab is appealling. The SD, which is really what I wanted to see was almost identical and certainly for load testing would be fine in either case.
MT
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