Yes there's a size difference, but unfortunately the giant brazilian horned frog is not available in the trade currently. Females are supposed to reach up to 9 inches. My male suriname horned frog is larger than my palm.
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1.1 Chocolate Leucomelas
2.0.2 green and bronze auratus
0.0.1 D. truncatus.
3.2 K. Maculata
0.0.1 blue white's tree frog
0.0.1 suriname mossy tree frog(looks like birdpoo LOL)
0.0.5 Vietnamese mossy frogs
0.0.1 Pyxie frog
1.0.0 95% Green Ceratophrys Cornuta(looking for more greens!)