TOPBOX Mini by kangertech was made of the popular KBOX Mini TC 75w mod and TOPTANK Mini,it is the updated version of subox mini kit and features 4ml liquid holds, a new top “fill design” ,three Stainless Steel Organic Cotton Coils (Ni200 0.15Ω), (Clapton 0.5Ω), (SSOCC 0.5Ω), and one RBA Head included and powered by single 18650 battery.This kangertech kit has out the market for ages ,see the best deal here : http://www.vaporizersdistributor.com/kanger-topbox-mini-75w-tc-starter-kit-p-209.html . What's more,the silicone case for topbox mini also avaiable too.

Aspire Odyssey Mini Starter Kit was made of triton 2 mini tank and the aspire Pegasus mini mod ,features compact design, TC temp control and compatible with wide range of coils.The Aspire Odyssey Mini supports max power to 50w and powered by single 18650 battery and works well with 510 thread.

See the comparison between these two kits

1. came from different team.
2. Liquid Holds : Kanger TOPBOX Mini Kit with 4ml liquid holds,the Odyssey Mini with 2ml .
3. RBA Supporting : both kits support RBA function,but the topbox mini with a RBA Coil,while the Aspire Odyssey Mini need to buy RBA Kit separately.
4. Max Power : TOPBOX Mini with a 75w power output,the Odyssey Mini with 50w power output.
5. Resistance Range : Aspsire Odyssey Mini Starter Kit was 0.1ohm-3.0ohm in VW mode ,0.2ohm-3.0ohm in TC mode ,the topbox mini starter kit was 0.1 – 2.0Ω.

So,if you want buy a kit with portable design,then buy Aspire Odyssey Mini Kit ,but if you want a kit with more striking features that with big liquid holds and directly RBA supporting,then buy kanger topbox mini.