Lens comparison

Sigma 300mm f/2.8 APO EX DG HSM vs. Canon EF 300mm f/4.0L IS USM vs. Canon EF 300mm f/2.8L IS USM

Lens comparison

	Sigma 300mm f/2.8 APO EX DG HSM	Canon EF 300mm f/4.0L IS USM	Canon EF 300mm f/2.8L IS USM
Available mount(s)	Canon EF, Nikon F, Pentax K, Sony / Minolta A, Sigma	Canon EF	Canon EF
Application(s)	Sports, Wildlife	Sports, Wildlife	Sports, Wildlife
Category(s)	Telephoto prime	Super telephoto	Super telephoto
Multiplier	1×	1×	1×
Stabilizer	no	yes (2 f-stop advantage, supports panning )	yes
Focal length	300 mm (prime)	300 mm (prime)	300 mm (prime)
Lens construction	11 elements in 9 groups	15 elements in 11 groups	17 elements in 13 groups
Angle of view	35mm: 8.2° digital: 4.7°	35mm: 8.25° digital: N/A	35mm: 8.25° digital: N/A
Number of blades	9	8	8
Maximum aperture	f/2.8	f/4	f/2.8
Minimum aperture	f/32	f/32	f/32
Minimum focusing distance	250 cm	150 cm	250 cm
Magnification	0.13×	0.24×	0.13×
Filter size	46 mm	77 mm	52 mm
Size	∅ 119 × 214.5 mm	∅ 90 × 221 mm	∅ 128 × 252 mm
Weight	2400 g	1190 g	2550 g
Notes		AF Actuator: Ring USM Built-in lens hood	Mechanical full-time manual focusing built-in. Filter: drop-in
AF speed	N/A	N/A	N/A
AF sound
Internal focusing	yes	yes	yes
Internal zoom	N/A	N/A	N/A
Fix front lens	yes	yes	yes
Mount type	metal	metal	metal
Weather sealed	N/A	N/A	yes
Drop in filter	yes	no	yes
Ultrasonic AF	yes	yes	yes
Stepping motor AF	no	no	no
APS-C sized circle	no	no	no
Low dispersion lens element	yes	yes	yes
Hard case	N/A	LH-D27	Lens Case 300
Soft case	N/A	LZ1128	N/A
Lens hood	LH1196-01 printable lens hood	N/A	ET-120 printable lens hood
Tripod adapter	N/A	N/A	N/A
Review URL
Discontinued	N/A	N/A	N/A