Frogmama has an amazing selection of wonderful, comfortable and super cute buckle carriers, but the choices can be a bit overwhelming at times:)  I will try to help narrow things down for you.

First how old is your baby?
If 6 months or under check out the:

• Beco Gemini
• Beco Butterfly
• Angelpack
• Pikkolo

These carriers will also work with older babies, but they are made to accomodate newborns as well.

If over 6 months check out one of the above-or- a carrier made just for bigger kids like:

• Oh Snap
• Boba

Also think about whether you want to use this carrier for future newborns or if you will figure that out later:)

Next how do you feel about the inner panel design?
I love the safety feature of the inner panel design. I love knowing that if I ever undo the waist belt the baby will still be secure inside the carrier. I like that when the baby is really I can put the baby in the carrier first and put it on like a backpack. I Love that I can be wearing the baby and then if someone else wants to wear him I can take the carrier off with baby inside and transfer to another person without removing baby from the carrier.- If you are answering yes then the Beco Butterfly could be the one for you!

OR
I really want baby up against me with no extra fabric between.  I have a smaller frame and I really want to have the option to cris-cross the straps behind my back for a front carry.  I want to be able to nurse for sure in a carrier with nothing in the way. I am up for taking a few extra minutes at the beganing to learn the different ways to get baby on my back in a back carry.-And/or I may have already learned back carries without the inner panel design in a different carrier and am already comfortable with them.Then the Gemini, Angelpack, Boba, Pikkolo, or Oh Snap may be for you.

I want the option to do a hip carry.
Angelpack LX
Beco Gemini
Pikkolo
Oh Snap
Although it is possible with these carriers, the buckle carrier really shines in a front and back carry

I  want the option for a baby to face out in a carrier for short periods of time- Then check out the Pikkolo or Beco Gemini

I like the ease of buckles, but would prefer an unpadded waist for using with a smaller baby- check out the Pikkolo
 
I can't decide between the Pikkolo or the Gemini- how are they different?
The pikkolo has a removable sleeping hood it also has a cinching cord which allows you to customize how wide or narrow the bottom is. The pikkolo has an unpadded waist with an optional foam waist support you can always purchase later. The overall fit is also a little different.  The Gemini has a headrest instead of a hood. the bottom does fold down to make it narrow or wide just just the 2 defined sizes. It also has a foam padded waistband

All of the carriers at Frogmama offer good head support-
 These ones have headrests:
Beco Gemini
Oh Snap

These have hoods:
Beco Butterfly
Angelpack
Boba
Pikkolo
Oh Snap

I am a petite mom- any suggestions?
The Angelpack and Beco Gemini. carriers are great for smaller moms.  

I am average sized-
Really any of them will work fine for you, they do all fit a little differently though.:)

I am plus sized-
I would check out the Beco Butterfly and Gemini, or the Oh Snap or Boba for an older baby.

I have also made a few video comparisons to help- I plan on making more soon to include the New Beco Gemini as well