Canon EF 16–35mm f/2.8L USM vs Canon EF 24–70mm f/2.8L USM

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EF 16–35mm f/2.8L USM compared with EF 24–70mm f/2.8L USM

	CanonEF 16–35mm f/2.8L USM	CanonEF 24–70mm f/2.8L USM
Overview
Released
Released	December 2001	November 2002
Optics
Lens type
Lens type	Zoom	Zoom
Focal length
Focal length	16–35 mm	24–70 mm
Maximum aperture
Maximum aperture	f/2.8	f/2.8
Minimum aperture
Minimum aperture	f/22	f/22
Optical construction
Optical construction	Fourteen elements in ten groups	16 elements in 13 groups
Special elements
Special elements	Three aspherical elements, comprising ground-and-polished, replica and glass-moulded types, plus two UD elements according to Photozone	Two aspherical elements and one UD element
Diaphragm
Diaphragm	Seven blades; circular aperture according to both reviews	Eight blades with a circular aperture
Angle of view
Angle of view	–	Diagonal 84°–34°; vertical 53°–19°30′; horizontal 74°–29°
Mount and compatibility
Mounts
Mounts	Canon EF	Canon EF
Image circle
Image circle	Full frame	Full frame
Compatibility
Compatibility	Canon EF cameras with full-frame or APS-C sensors	Canon EF mount full-frame and APS-C cameras
Teleconverter support
Teleconverter support	–	Canon EF1.4X II and EF2X II extenders are incompatible
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.28 m	0.38 m
Maximum magnification
Maximum magnification	0.22×	0.29×
Optical stabilisation
Optical stabilisation	–	No
Autofocus detail
Autofocus detail	Ring USM autofocus with full-time manual focusing in One Shot AF according to Photozone	Ring-type USM (OpticalLimits); manual override after autofocus in One-Shot AF with the shutter button held halfway
Focus distance detail
Focus distance detail	Floating optical system according to Photozone; non-rotating filter thread according to both reviews	0.38 m minimum focus throughout the zoom range; maximum 0.29× magnification at 70 mm; non-rotating front filter thread (ePHOTOzine and OpticalLimits)
Stabilisation detail
Stabilisation detail	–	No optical image stabilisation (ePHOTOzine)
Design
Dust and moisture resistant
Dust and moisture resistant	Yes	Yes
Filter diameter
Filter diameter	77 mm	77 mm
Maximum diameter
Maximum diameter	83.5 mm	83.2 mm
Length
Length	103 mm	123.5 mm
Weight
Weight	600 g (better)	950 g
Controls
Controls	Separate focus and zoom rings, focus-mode switch and distance window	Focus mode switch, focus ring, zoom ring, distance scale and infrared index
Zoom design
Zoom design	Constant outer length with some internal tube movement according to Photozone	Reverse zoom mechanism; longest at 24 mm and shortest at 70 mm, with the hood enclosing the moving front section (OpticalLimits)
Weather resistance
Weather resistance	Canon identifies water and dust resistance at the lens mount, switch panel, zoom ring and focusing ring	Dust- and drip-resistant seal structure; rubber ring around the lens mount
Dimensions detail
Dimensions detail	–	83.2 mm maximum diameter × 123.5 mm length; maker dimensions and weight are for the lens alone, excluding caps
Lens hood
Lens hood	EW-83E hood and LP1319 soft pouch according to The Digital Picture	EW-83F; can be reversed for storage
In the box
In the box	Lens, hood and case according to Canon Camera Museum	E-77U front cap, rear cap, EW-83F hood and LP1219 lens case (manual accessory names; ePHOTOzine box contents)
Release detail
Release detail	Canon Camera Museum records December 2001 marketing; no first-sale day is given	Canon Camera Museum's original-model table records November 2002; its later Mark II retrospective instead refers to September 2002