Minolta 28-70 2.8 vs. Sigma 17-70 Sharpness Comparison (at 50mm.)

Comparison # 2129
Lens Sharpness Comparison
Minolta 28-70 2.8 vs. Sigma 17-70
Sharpness at 50mm. Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8, F10
	Comparison by Sinan Ozturk

Comparison Photo # 1

Photo_4121Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4129 Minolta 28-70mm. F2.8

F4.0

1/250

100

50mm.

F2.8

1/400

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 140 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Bottom Left) F/4.0 Brightness 149 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Around Center F/4.0 Brightness 105 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Border (Right) F/4.0 Brightness 64 (Almost Same)

	Minolta 28-70mm. F2.8 Center F/2.8 Brightness 137 (Almost Same)
	Minolta 28-70mm. F2.8 Corner (Bottom Left) F/2.8 Brightness 146 (Almost Same)
	Minolta 28-70mm. F2.8 Around Center F/2.8 Brightness 103 (Almost Same)
	Minolta 28-70mm. F2.8 Border (Right) F/2.8 Brightness 66 (Almost Same)

Black & White crops are displayed for better details study.
Click here to switch back to colored crops.

EXIF

Comparison Photo # 2

Photo_4121Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4130 Minolta 28-70mm. F2.8

F4.0

1/250

100

50mm.

F3.5

1/250

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Sigma 17-70 F/2.8-4 DS Macro HSM Center F/4.0 Brightness 140 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Bottom Left) F/4.0 Brightness 149 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Around Center F/4.0 Brightness 105 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Border (Right) F/4.0 Brightness 64 (Almost Same)

	Minolta 28-70mm. F2.8 Center F/3.5 Brightness 134 (Almost Same)
	Minolta 28-70mm. F2.8 Corner (Bottom Left) F/3.5 Brightness 152 (Almost Same)
	Minolta 28-70mm. F2.8 Around Center F/3.5 Brightness 101 (Almost Same)
	Minolta 28-70mm. F2.8 Border (Right) F/3.5 Brightness 70 (Almost Same)

Black & White crops are displayed for better details study.
Click here to switch back to colored crops.

EXIF

Comparison Photo # 3

Photo_4121Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4131 Minolta 28-70mm. F2.8

F4.0

1/250

100

50mm.

F4.0

1/200

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Sigma 17-70 F/2.8-4 DS Macro HSM Center F/4.0 Brightness 140 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Corner (Bottom Left) F/4.0 Brightness 149 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Around Center F/4.0 Brightness 105 (Almost Same)
Sigma 17-70 F/2.8-4 DS Macro HSM Border (Right) F/4.0 Brightness 64 (Almost Same)

	Minolta 28-70mm. F2.8 Center F/4.0 Brightness 136 (Almost Same)
	Minolta 28-70mm. F2.8 Corner (Bottom Left) F/4.0 Brightness 154 (Almost Same)
	Minolta 28-70mm. F2.8 Around Center F/4.0 Brightness 103 (Almost Same)
	Minolta 28-70mm. F2.8 Border (Right) F/4.0 Brightness 71 (Almost Same)

Black & White crops are displayed for better details study.
Click here to switch back to colored crops.

EXIF

Comparison Photo # 4

Photo_4122Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4132 Minolta 28-70mm. F2.8

F4.5

1/160

100

50mm.

F4.5

1/160

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/4.5 vs. Minolta 28-70mm. F2.8 F/4.5 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 5

Photo_4123Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4133 Minolta 28-70mm. F2.8

F5.0

1/125

100

50mm.

F5.0

1/125

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.0 vs. Minolta 28-70mm. F2.8 F/5.0 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 6

Photo_4124Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4134 Minolta 28-70mm. F2.8

F5.6

1/100

100

50mm.

F5.6

1/100

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/5.6 vs. Minolta 28-70mm. F2.8 F/5.6 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 7

Photo_4125Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4135 Minolta 28-70mm. F2.8

F6.3

1/80

100

50mm.

F6.3

1/80

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/6.3 vs. Minolta 28-70mm. F2.8 F/6.3 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 8

Photo_4126Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4136 Minolta 28-70mm. F2.8

F7.1

1/60

100

50mm.

F7.1

1/60

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/7.1 vs. Minolta 28-70mm. F2.8 F/7.1 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 9

Photo_4127Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4137 Minolta 28-70mm. F2.8

F8.0

1/50

100

50mm.

F8.0

1/50

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/8.0 vs. Minolta 28-70mm. F2.8 F/8.0 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

Comparison Photo # 10

Photo_4128Sigma 17-70 F/2.8-4 DS Macro HSM

against

Photo_4138 Minolta 28-70mm. F2.8

F10.0

1/30

100

50mm.

F10.0

1/30

100

50mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 4 crops from Sigma 17-70 F/2.8-4 DS Macro HSM F/10.0 vs. Minolta 28-70mm. F2.8 F/10.0 for locations Center, Corner (Bottom Left), Around Center, Border (Right)

EXIF

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	Sony 18-55 vs. Minolta 28-70 2.8 Sharpness at 28mm. Tested Apertures F2.8/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1

Other Comparisons of Sigma 17-70 F/2.8-4 DS Macro HSM
	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
	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
	Sigma 17-70 vs. Minolta 35-105mm. Sharpness at 70mm. Tested Apertures F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1, F8
	Sigma 17-70 vs. Tamron 18-200 Sharpness at 70mm. Tested Apertures F4/F5.6, F4.5/F5.6, F5/F5.6, F5.6, F6.3, F7.1, F8
	Tokina 28-70 2.8 vs. Sigma 17-70 Sharpness at 70mm. Tested Apertures F2.8/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1, F8
	Sigma 17-70 vs. Sony 16-50 Sharpness at 28mm. Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
	Sigma 17-70 vs. Tamron 18-200 Sharpness at 28mm. Tested Apertures F3.2/F4, F3.5/F4, F4, F4.5, F5, F5.6, F6.3, F7.1
	Sigma 17-70 vs. Tokina 28-70 2.8 Sharpness at 28mm. Tested Apertures F2.8/F3.2, F3.5, F4, F4.5, F5, F5.6, F6.3, F7.1
	Sigma 17-70 vs. Sony 16-105 Sharpness at 28mm. Tested Apertures F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1
	Sony 18-55 vs. Sigma 17-70 Sharpness at 28mm. Tested Apertures F3.2/F4.5, F3.5/F4.5, F4/F4.5, F4.5, F5, F5.6, F6.3, F7.1

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