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CrankBrothers M19 vs CrankBrothers F15 Multi-tool
CrankBrothers M19 Multi-Tool (2013)

The CrankBrothers M19 Multi-Tool (2013) makes for a good, if unremarkable Bicycle Pocket Multi-Tool for people with a $35 budget. The CrankBrothers F15 Multi-Tool, however, is merely mediocre when compared to other options at its price point and won't satisfy the needs of most people.
In both cases, however, you might want to look into some alternatives at the $35 price range - chances are that there are better options available.
If you're still interested in learning more about the CrankBrothers M19 Multi-Tool (2013) and CrankBrothers F15 Multi-Tool, however, we put together a summary of what we know:
The CrankBrothers M19 Multi-Tool (2013) was loved by reviewers at OutdoorGearLab, a highly trusted source that performs reliable in-depth testing. It did great in its "Best Bike Multi-Tool" roundup where it was named its "Ranked 2 out of 14", which, in itself, makes it a product worth considering.
Returning to the CrankBrothers F15 Multi-Tool, OutdoorGearLab, a source that's known for its high-quality in-depth testing, has great things to say about it. In fact, it was named its "Ranked 3 out of 14" in its "Best Bike Multi-Tool" roundup, which is quite a feat.
Sources that tested and scored both products, like OutdoorGearLab, haven't shown a preference for either in their reviews.
We also examined the available data to learn which sources liked these two Bicycle Pocket Multi-Tools best and found that the CrankBrothers M19 Multi-Tool (2013) managed to get its highest, 9, review score from OutdoorGearLab, whereas the CrankBrothers F15 Multi-Tool got its best rating from OutdoorGearLab - 9.
Finally, we also compared their review scores to the rest of their competition - the CrankBrothers M19 Multi-Tool (2013) earned an average review score of 8.3 out of 10 points and the CrankBrothers F15 Multi-Tool received an average of 9.0, compared to the 6.8 average of Bicycle Pocket Multi-Tools in general.
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