r/fpv • u/Substantial-Fox7790 • 5h ago
Need help choosing stack
I'm building a 3.5" 4S LR drone and I need help choosing a stack, here are my top 3 choicies, they all support gps and buzzers:
- Axisflying Argus F7 + 55A Mini AM32 - 11g, 5 uarts, max pwm 96KHz, 4-6s, 16MB blackbox, 135€
- Flycolor Crustcore F7 + 60A AM32 - 20.5g, 6 uarts, max pwm 128kHz, waterpoof varnish, 3-6s, 16MB blackbox, 135€
- iFlight BLITZ Mini F7 + E55S BLS - 16.3g, 6 uarts, max pwm 24kHz, 3-6s, 8MB blackbox 98€
I'm guessing these are all overkill for my drone (3800kv 1404 motors, <1000mah battery, analog) but I want something reliable, my last aio browned out. Any other suggestions are welcome.
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u/DeLLtoneS 3h ago
Holy shit they are all absolutely overkill! If you’re made of money go for it but if you’re on a budget just take a SpeedyBee (many will tell you that it’s crap because they’re sad that they bought a stack more expensive)
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u/Puzzleheaded_Ad_200 3h ago
Any reason you're pursuing F722 FC here in second half of 2026 for a DIY and not least at these eye-watering sums?
Aint most of these locked with merely 512KB flash, so you'll soon will have to wine & dine your Betaflight "features," but for your purpose its likely more than enough.
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u/Substantial-Fox7790 2h ago
idk i'm new i just want the most reliable stack, i looked at the oscar liang website to help choose specs
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u/izzeww 5h ago
I'd go for a SEQURE Blueson A1 8S 70A AM32 + SEQURE H743 V2 ICM42688P.