Tamron 17-50 vs. Sigma 12-24 Sharpness Comparison (at 17-18mm.)

Comparison # 403
Lens Sharpness Comparison
Tamron 17-50 vs. Sigma 12-24
Sharpness at 17-18mm. Tested Apertures F2.8/F5.6, F4.5/F5.6, F5.6, F6.3
	Comparison by Sinan Ozturk

Comparison Photo # 1

Photo_872Tamron 17-50 F/2.8

against

Photo_846 Sigma 12-24 F4.5-5.6 DG

F2.8

1/1250 ISO

100

18mm.

F5.6

1/400

100

17mm.

Photo by Sinan Ozturk

100% (1:1) Crop Samples

Tamron 17-50 F/2.8 Center F/2.8 Brightness 122 (Almost Same)
Tamron 17-50 F/2.8 Focus Point F/2.8 Brightness 114 (Almost Same)
Tamron 17-50 F/2.8 Corner (Top Left) F/2.8 Brightness 147 (Almost Same)
Tamron 17-50 F/2.8 Between Center and Top Right Corner F/2.8 Brightness 197 5% Brighter
Tamron 17-50 F/2.8 Around Center F/2.8 Brightness 157 (Almost Same)

	Sigma 12-24 F4.5-5.6 DG Center F/5.6 Brightness 123 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Focus Point F/5.6 Brightness 111 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Corner (Top Left) F/5.6 Brightness 146 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Between Center and Top Right Corner F/5.6 Brightness 183 5% Darker
	Sigma 12-24 F4.5-5.6 DG Around Center F/5.6 Brightness 147 (Almost Same)

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

EXIF

Comparison Photo # 2

Photo_875Tamron 17-50 F/2.8

against

Photo_846 Sigma 12-24 F4.5-5.6 DG

F4.5

1/500

100

18mm.

F5.6

1/400

100

17mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Tamron 17-50 F/2.8 Center F/4.5 Brightness 125 (Almost Same)
Tamron 17-50 F/2.8 Focus Point F/4.5 Brightness 120 (Almost Same)
Tamron 17-50 F/2.8 Corner (Top Left) F/4.5 Brightness 159 5% Brighter
Tamron 17-50 F/2.8 Between Center and Top Right Corner F/4.5 Brightness 200 6% Brighter
Tamron 17-50 F/2.8 Around Center F/4.5 Brightness 163 6% Brighter

	Sigma 12-24 F4.5-5.6 DG Center F/5.6 Brightness 123 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Focus Point F/5.6 Brightness 111 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Corner (Top Left) F/5.6 Brightness 146 5% Darker
	Sigma 12-24 F4.5-5.6 DG Between Center and Top Right Corner F/5.6 Brightness 183 6% Darker
	Sigma 12-24 F4.5-5.6 DG Around Center F/5.6 Brightness 147 6% Darker

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

EXIF

Comparison Photo # 3

Photo_876Tamron 17-50 F/2.8

against

Photo_846 Sigma 12-24 F4.5-5.6 DG

F5.6

1/320

100

18mm.

F5.6

1/400

100

17mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Tamron 17-50 F/2.8 Center F/5.6 Brightness 123 (Exactly Same)
Tamron 17-50 F/2.8 Focus Point F/5.6 Brightness 116 (Almost Same)
Tamron 17-50 F/2.8 Corner (Top Left) F/5.6 Brightness 156 (Almost Same)
Tamron 17-50 F/2.8 Between Center and Top Right Corner F/5.6 Brightness 197 5% Brighter
Tamron 17-50 F/2.8 Around Center F/5.6 Brightness 160 5% Brighter

	Sigma 12-24 F4.5-5.6 DG Center F/5.6 Brightness 123 (Exactly Same)
	Sigma 12-24 F4.5-5.6 DG Focus Point F/5.6 Brightness 111 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Corner (Top Left) F/5.6 Brightness 146 (Almost Same)
	Sigma 12-24 F4.5-5.6 DG Between Center and Top Right Corner F/5.6 Brightness 183 5% Darker
	Sigma 12-24 F4.5-5.6 DG Around Center F/5.6 Brightness 147 5% Darker

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

EXIF

Comparison Photo # 4

Photo_877Tamron 17-50 F/2.8

against

Photo_847 Sigma 12-24 F4.5-5.6 DG

F6.3

1/250

100

18mm.

F6.3

1/250

100

17mm.

Click to expand comparison photos.

100% (1:1) Crop Samples

Login or Register to display 5 crops from Tamron 17-50 F/2.8 F/6.3 vs. Sigma 12-24 F4.5-5.6 DG F/6.3 for locations Center, Focus Point, Corner (Top Left), Between Center and Top Right Corner, Around Center

EXIF

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