Topeak Mini 9 vs Crank Brothers m19

The Topeak Mini 9 includes seven hex bolts, a Torx bolt, and a Phillips screwdriver, and it is suitable for the most common roadside repairs. It's lightweight and compact, while allowing for enough leverage to open even stubborn bolts.

The Topeak weighs only 0.2 lbs, and it can be folded up like a Swiss army knife, which makes it ideal for travel. Despite it's lightness, it doesn't feel flimsy. The tools are made from hardened steel, while the handle body is made from aluminum, making for a great balance between weight and durability.

The Crank Brothers m19 multitool has 19 tools- a chain tool ( 8/9/10 speed compatible), spoke wrench ( #0, 1, 2, 3) hex wrenches ( #2, 2.5, 3, 4, 5, 6, 8) open wrench (8mm, 10mm) screwdrivers (phillips #1, phillips #2, flat #2) torx (t-10, t-25). This will cover nearly all your repair needs, even chain troubles. Since it's a lot more compact than a full tool kit, it's far easier to carry with you anywhere you go.

This multi tool has an excellent chain tool, that's compatible with the most common chain sizes (8,9 and 10). This might save you a long walk home in case anything happens with your bikes chain.

The tool is slightly smaller than an iPhone 5, and it has side grips. Even when using it with gloves on, it'll give you enough leverage and won't slip out of your hand.

The tools on the m19 ar made of high-tensile steel, which will last for years without chipping, and they won't damage the bolts on your bike. It also has a lifetime warranty, and if you store it away from water, it will last for many years.