Sony 75-300mm F4.5-5.6 vs Sigma 120-400mm f/4.5-5.6 APO DG OS HSM

Both are Sony A telephoto zoom lenses for full frame. Here is what actually differs.

Sony · 2006

75-300mm F4.5-5.6

f/4.5460 gscrew-drive

Full specs

Sigma

120-400mm f/4.5-5.6 APO DG OS HSM

f/4.5HSM

Full specs

Pick the Sony 75-300mm F4.5-5.6 if

You want a wider view: 75mm vs 120mm at the wide end

Pick the Sigma 120-400mm f/4.5-5.6 APO DG OS HSM if

You need more reach: 400mm vs 300mm at the long end
You shoot handheld in dim light or video: it has optical image stabilization and the Sony 75-300mm F4.5-5.6 does not
Your camera has no AF drive motor: the HSM is built into the lens, the Sony 75-300mm F4.5-5.6 needs a screw drive in the body
You care about the shape of out-of-focus highlights: 9 aperture blades vs 7

Spec differences

11 differences

Specifications that differ between the Sony 75-300mm F4.5-5.6 and the Sigma 120-400mm f/4.5-5.6 APO DG OS HSM
	Sony 75-300mm F4.5-5.6	Sigma 120-400mm f/4.5-5.6 APO DG OS HSM
Brand	Sony	Sigma
Focal length	75-300mm	120-400mm
Weight	460 g	not listed
Length	122 mm	not listed
Filter thread	55 mm	77 mm
Max magnification	0.25× larger	0.24×
Aperture blades	7	9 more blades
Optical design	13 elements / 10 groups	21 elements / 15 groups
Autofocus motor	screw-drive	HSM
Image stabilization	No	Yes stabilized
Released	2006	not listed

5 identical specs hidden: mount, type, format, max aperture, min focus distance. Show all

Mount: Sony A both
Type: Telephoto Zoom both
Format: Full frame both
Max aperture: f/4.5 both
Min focus distance: 1.5 m both

Our notes

Sony 75-300mm F4.5-5.6

A 75-300mm f/4.5-5.6 telephoto zoom lens, the Sony 75-300mm F4.5-5.6 is designed for Sony A mount bodies. The range suits sports, wildlife, events and portraits.

Our notes