Sony 16-105 vs. Sigma 17-70 Sharpness Comparison (at 55mm.)

Comparison # 1981
Lens Sharpness Comparison
Sony 16-105 vs. Sigma 17-70
Sharpness at 55mm. Tested Apertures F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
	Comparison by Sinan Ozturk

Comparison Photo # 1

Photo_3884Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3896 Sony 16-105 F3.5-5.6 DT

F4.0

1/50

100

55mm.

F5.0

1/30

100

50mm.

Photo by Sinan Ozturk

100% (1:1) Crop Samples

Sigma 17-70 F/2.8-4 DS Macro HSM Center F/4.0 Brightness 119 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Top Border F/4.0 Brightness 103 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Right) F/4.0 Brightness 124 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Left) F/4.0 Brightness 131 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Left Border F/4.0 Brightness 108 (Almost Same)

	Sony 16-105 F3.5-5.6 DT Center F/5.0 Brightness 109 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Between Center and Top Border F/5.0 Brightness 101 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Right) F/5.0 Brightness 136 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Left) F/5.0 Brightness 140 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Between Center and Left Border F/5.0 Brightness 109 (Almost Same)

Display crops in Black & White

EXIF

Comparison Photo # 2

Photo_3885Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3896 Sony 16-105 F3.5-5.6 DT

F4.5

1/40

100

55mm.

F5.0

1/30

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Sigma 17-70 F/2.8-4 DS Macro HSM Center F/4.5 Brightness 113 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Top Border F/4.5 Brightness 102 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Right) F/4.5 Brightness 132 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Left) F/4.5 Brightness 136 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Left Border F/4.5 Brightness 109 (Exactly Same)

	Sony 16-105 F3.5-5.6 DT Center F/5.0 Brightness 109 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Between Center and Top Border F/5.0 Brightness 101 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Right) F/5.0 Brightness 136 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Left) F/5.0 Brightness 140 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Between Center and Left Border F/5.0 Brightness 109 (Exactly Same)

Display crops in Black & White

EXIF

Comparison Photo # 3

Photo_3886Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3896 Sony 16-105 F3.5-5.6 DT

F5.0

1/30

100

55mm.

F5.0

1/30

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Sigma 17-70 F/2.8-4 DS Macro HSM Center F/5.0 Brightness 122 5% Brighter
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Top Border F/5.0 Brightness 112 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Right) F/5.0 Brightness 143 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Top Left) F/5.0 Brightness 147 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Between Center and Left Border F/5.0 Brightness 119 (Almost Same)

	Sony 16-105 F3.5-5.6 DT Center F/5.0 Brightness 109 5% Darker
	Sony 16-105 F3.5-5.6 DT Between Center and Top Border F/5.0 Brightness 101 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Right) F/5.0 Brightness 136 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Corner (Top Left) F/5.0 Brightness 140 (Almost Same)
	Sony 16-105 F3.5-5.6 DT Between Center and Left Border F/5.0 Brightness 109 (Almost Same)

Display crops in Black & White

EXIF

Comparison Photo # 4

Photo_3887Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3897 Sony 16-105 F3.5-5.6 DT

F5.6

1/25

100

55mm.

F5.6

1/25

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.6 vs. Sony 16-105 F3.5-5.6 DT F/5.6 for locations Center, Between Center and Top Border, Corner (Top Right), Corner (Top Left), Between Center and Left Border

EXIF

Comparison Photo # 5

Photo_3888Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3898 Sony 16-105 F3.5-5.6 DT

F6.3

1/20

100

55mm.

F6.3

1/20

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 vs. Sony 16-105 F3.5-5.6 DT F/6.3 for locations Center, Between Center and Top Border, Corner (Top Right), Corner (Top Left), Between Center and Left Border

EXIF

Comparison Photo # 6

Photo_3889Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3899 Sony 16-105 F3.5-5.6 DT

F7.1

1/15

100

55mm.

F7.1

1/15

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/7.1 vs. Sony 16-105 F3.5-5.6 DT F/7.1 for locations Center, Between Center and Top Border, Corner (Top Right), Corner (Top Left), Between Center and Left Border

EXIF

Comparison Photo # 7

Photo_3890Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_3900 Sony 16-105 F3.5-5.6 DT

F8.0

1/13

100

55mm.

F8.0

1/13

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 5 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/8.0 vs. Sony 16-105 F3.5-5.6 DT F/8.0 for locations Center, Between Center and Top Border, Corner (Top Right), Corner (Top Left), Between Center and Left Border

EXIF

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Other Sony 16-105 F3.5-5.6 DT vs. Sigma 17-70 F/2.8-4 DS Macro HSM Comparisons
	Sigma 17-70 vs. Sony 16-105 Sharpness at 70mm. Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
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	Sony 16-105 vs. Sigma 17-70 Sharpness at 35mm. Tested Apertures F3.5/F5, F4/F5, F4.5/F5, F5, F5.6, F6.3, F7.1, F8
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	Sony 16-105 vs. Sigma 17-70 Sharpness at 70mm. Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8, F10, F13
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Other Comparisons of Sony 16-105 F3.5-5.6 DT
	Minolta 28-105 vs. Sony 16-105 Sharpness at 70mm. Tested Apertures F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
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Other Comparisons of Sigma 17-70 F/2.8-4 DS Macro HSM
	Sigma 17-70 vs. Minolta 28-105 Sharpness at 70mm. Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
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	Sigma 17-70 vs. Minolta 35-105mm. Sharpness at 35mm. Tested Apertures F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
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	Sigma 17-70 vs. Cosina 19-35 Sharpness at 35mm. Tested Apertures F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
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