Sony DT 16–50mm F2.8 SSM vs Sony DT 30mm F2.8 Macro SAM

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DT 16–50mm F2.8 SSM compared with DT 30mm F2.8 Macro SAM

	SonyDT 16–50mm F2.8 SSM	SonyDT 30mm F2.8 Macro SAM
Overview
Released
Released	October 2011	October 2009
Optics
Lens type
Lens type	Zoom	Prime
Focal length
Focal length	16–50 mm	30 mm
Maximum aperture
Maximum aperture	f/2.8	f/2.8
Minimum aperture
Minimum aperture	f/22	f/22
Macro lens
Macro lens	–	Yes
Optical construction
Optical construction	16 elements in 13 groups	Six elements in five groups
Special elements
Special elements	Two aspherical elements and three ED elements	–
Diaphragm
Diaphragm	Seven rounded blades	Seven blades; circular aperture
Angle of view
Angle of view	83°–32° on APS-C	50° on APS-C
Mount and compatibility
Mounts
Mounts	Sony A	Sony A
Image circle
Image circle	APS-C	APS-C
Image circle detail
Image circle detail	APS-C-only A-mount lens; 24–75 mm equivalent field of view	APS-C A-mount coverage; 45 mm equivalent field of view; Sony excludes film SLR use
Teleconverter support
Teleconverter support	Sony 1.4× and 2× teleconverters unsupported	Sony 1.4× and 2× teleconverters unsupported
Focus and stabilisation
Autofocus
Autofocus	Yes	Yes
Minimum focus distance
Minimum focus distance	0.3 m	0.129 m
Maximum magnification
Maximum magnification	0.2×	1×
Optical stabilisation
Optical stabilisation	No	–
Autofocus detail
Autofocus detail	In-lens Super Sonic wave Motor (SSM); AF/MF switch	Built-in SAM (Smooth Autofocus Motor); autofocus available from infinity to life-size reproduction
Focus distance detail
Focus distance detail	0.3 m minimum focus from the image-sensor plane; internal focus and distance scale	0.129 m minimum focus measured from the sensor plane; approximately 2 cm working distance from the lens front at closest focus
Magnification detail
Magnification detail	–	1.0× maximum reproduction ratio
Stabilisation detail
Stabilisation detail	No lens optical stabilisation; compatible camera bodies provide stabilisation	–
Design
Dust and moisture resistant
Dust and moisture resistant	Yes	–
Filter diameter
Filter diameter	72 mm	49 mm
Maximum diameter
Maximum diameter	81 mm	70 mm
Length
Length	88 mm	45 mm
Weight
Weight	577 g	150 g (better)
Controls
Controls	Zoom lock at 16 mm (Photography Blog)	AF/MF switch; focus ring rotates during autofocus (What Digital Camera)
Dimensions detail
Dimensions detail	–	70 mm maximum diameter × 45 mm length
Weight detail
Weight detail	–	Approximately 150 g, maker lens weight
Zoom design
Zoom design	Extending zoom barrel; front filter thread does not rotate during focusing (OpticalLimits)	–
Weather resistance
Weather resistance	Dust- and moisture-resistant construction; Sony does not guarantee complete protection	–
Lens hood
Lens hood	ALC-SH117 petal-shaped bayonet hood	No lens hood specified
In the box
In the box	Lens, front cap, rear cap and hood	–
Release detail
Release detail	Sony Electronics announced October 2011 retail availability in the USA. Japanese Alpha77 lens kits went on sale on 14 October, while separate lens availability was subsequently delayed to December.	Sony specifies October 2009 availability in Hong Kong and 22 October 2009 sale in Japan.