The Mini 5 Pro and the Air 3S sit one step apart in DJI's line-up, and the gap between them is not really about pixels — it is about weight, and what that weight costs you in paperwork. The Mini 5 Pro squeezes a 1-inch sensor into a 249.9 g airframe; the Air 3S spends 724 g to add a second telephoto camera, a sturdier body and longer, steadier flights.
On image quality the two are closer than the price gap suggests. Both share a 1-inch main sensor, so in good light the difference is marginal. Where the Air 3S pulls ahead is reach and range: the dedicated telephoto opens up compositions the Mini simply cannot frame, and the bigger battery holds a shot longer. If you shoot varied scenes often, that flexibility is the real upgrade.
Portability and wind resistance pull in opposite directions. The Mini 5 Pro disappears into a jacket pocket and stays under the 250 g line — a genuine advantage when you travel. The trade is stability: at this weight it gets pushed around in a stiff breeze, while the heavier Air 3S holds its line through coastal wind and cold. That is physics, not marketing.
But the decision most buyers underweight is the licence. The Mini 5 Pro is C0, so the A1/A3 exam is not mandatory. The Air 3S is C1 — you must hold the A1/A3 certificate before the first flight. Both carry cameras, so both need operator registration in Latvia regardless. So the honest question is not "which camera is better" but "am I ready to certify?" If yes, the Air 3S is the more capable drone; if you want to fly this weekend without an exam, the Mini 5 Pro is built for exactly that.
Either way, learn the airspace rules before you fly — they apply to a C0 drone just as strictly as to a C1 one, and knowing them is what keeps the drone, and your budget, in one piece.