Noctua A12x25 FLX vs Noctua NF-A12x25 G2 LS-PWM

A side-by-side spec comparison of the Noctua A12x25 FLX and the Noctua NF-A12x25 G2 LS-PWM. We line up every specification, highlight the winner of each, and tally an overall verdict so you can decide which case fan is right for your build.

Side-by-side specification comparison of Noctua A12x25 FLX and Noctua NF-A12x25 G2 LS-PWM.
Specification	Noctua A12x25 FLX $34.95 Winner Buy on Amazon	Noctua NF-A12x25 G2 LS-PWM $34.95 Buy on Newegg
RGB	No	No
RPM	{"max":1350,"min":1350}	{"max":850,"min":850}
Size	120"	120"
Noise Level	14.2 dBA	7.8 dBA
Airflow (CFM)	37.96 CFM	26.6 CFM
Quantity	1	1

Noctua A12x25 FLX

spec won

Noctua NF-A12x25 G2 LS-PWM

spec won

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