Sony has officially announced the new FE 24mm f/1.4 GM Lens. Despite that fast maximum aperture, Sony has created a remarkably small and light lens compared to its peers, with a weight of just 445 grams (15.7 ounces). Compare that to the Sigma 24mm F1.4 Art shown below, which is 50% heavier and considerably more bulky, albeit cheaper. The US price for this lens is $1,398, check pre-order option at B&H Photo Video/Amazon/Adorama/ParkCamera.
Sigma will soon announce five new lenses at the upcoming Photokina 2018. They are Sigma 28mm f/1.4 DG HSM | Art Lens, Sigma 40mm f/1.4 DG HSM | Art Lens, Sigma 70-200 mm f/2.8 DG OS HSM | Sports Lens, Sigma 60-600mm f/4.5-6.3 DG OS HSM | Sports Lens, Sigma 56mm f/1.4 DC DN | Contemporary Lens. Currently, there is no info whether these lenses will be available for Sony FE mount, stay tuned. Below are first images of these lenses: