P39N should basically completely club anything you ever face, unless maybe in a full uptier. P51D30 is a really good plane in general, it's very fast at all altitudes compared to other planes at its br, and probably in general one of the better planes to learn the game in, because it's very good, but not super easy, nor super hard to fly. F4U4B
LONG RANGE: At number 5 is the R-23 series. With a low top speed and a pull of "only" 20G, these missiles rapidly lose their ability to maneuver less than two seconds after launch. The saving grace of the R-23 is that it comes in an IR variant, which can be used for sneak attacks. At number 4 is the AIM-7E-2/Skyflash.
G-2 is also a good plane and a joy to fly but in no way a seal clubber. There are plenty of competitive or even better planes at that BR in the other nations trees. Yak-3 (O)P, La-7, King Cobras, Typhoon Mk1B/L and Spit F. IX are all at about the same BR and competitive or better performance wise. And the 4.3BR puts the G-2 in range of a lot of
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