Grab the Godox V1-C TTL Li-ion Round Head Camera Flash right now! I shot a 10-hour reception last month with my R6 and the round head light falloff is just amazing compared to traditional rectangular heads. Its light is so natural! The technical win here is that 2600mAh battery... I fired off 400 full-power shots and it didnt even sweat. Honestly, Godox TTL is super reliable these days and the 1.5s recycle time is insane! The Canon Speedlite EL-5 is fantastic but its pricey and only works on the new multi-function shoes. Quick tip: grab the Godox AK-R1 Accessory Kit too tho. Those magnetic modifiers are a total lifesaver when you need to swap a dome or gel in two seconds flat during a ceremony! Youre gonna love the results!

^ This. Also, be super careful because the Canon Speedlite EL-5 actually wont work on the original R6... it needs that new multi-function shoe. I would suggest looking at the Canon Speedlite 430EX III-RT instead for native reliability. Its way cheaper and basically bulletproof for wedding receptions. If you prefer Godox, the Godox V860III-C TTL Li-ion Flash is a solid workhorse that fits your budget way better.

Re: "Grab the Godox V1-C TTL Li-ion Round Head..."

• I definitely see the appeal of the round head for portraits, but weddings are a different beast and I'm always a bit wary of relying solely on third-party tech for the big moments. I once had a Godox unit overheat during the family formals and it was a total nightmare trying to keep everyone calm while I swapped batteries and waited for it to cool down. Honestly, it taught me to always have a backup that I know wont flake out. You really need to be careful with the Canon Speedlite EL-5 choice tho. If you are using the original Canon EOS R6 Mirrorless Camera and not the Mark II, that flash wont even fire. It requires the new multi-function shoe with the electronic pins at the front. I nearly bought one for my kit before I realized it wouldnt fit my older R series bodies. Total heart attack avoided. If your budget is firm at $400, I would suggest trying to find a Canon Speedlite 600EX II-RT. Its the gold standard for reliability and it integrates perfectly with the R6 system. If you must go the Godox route to save cash tonight, maybe look at the Godox V860III-C TTL Li-ion Flash. Its a bit more traditional than the V1 but it feels solid. Just make sure you update the firmware immediately... those communication errors between Canon and Godox are no joke when you only have one shot at the first kiss.

Just found this thread and honestly... i had a pretty bad run with some gear recently. weddings are stressful enough without your equipment giving up on you.

• i remember using a third party flash last summer and the mount literally snapped off while i was walking. it felt way more plasticky than i expected and honestly it was super disappointing.
• i think i heard that the communication between these mirrorless bodies and some cheaper flashes can be glitchy too. like the ttl just randomly underexposes everything. not sure but it happened to me during a session and it was pretty annoying.
• iirc the overheating is a massive headache with some of the newer li-ion units. i had one just die during the speeches... basically stood there like a total amateur waiting for it to cool down. ngl i dont know if id trust a budget choice for a wedding on such short notice. maybe try renting a high-end native model instead? it might save you the stress of a gear failure if youre already worried about the wallet.