Canon EF 24-105mm f/4L IS USM on Canon EOS 5DS R vs Tamron SP AF 17-50mm F/2.8 XR Di II LD Aspherical [IF] Nikon on Nikon D500 vs Tamron SP 17-50mm F/2.8 Di II XR VC LD Aspherical IF Canon on Canon EOS 750D

COMPARISON SELECTION (3 selected items max.)

DXOMARK Score

Best at f=35mm & f/4 [?]
24

Lens Metric Scores

Sharpness [?]
18 P-Mpix
Transmission [?]
5.1 TStop
Distortion [?]
0.6 %
Vignetting [?]
-1.3 EV
Chr. aberration [?]
6 µm

DXOMARK Score

Best at f=24mm & f/5.6 [?]
22

Lens Metric Scores

Sharpness [?]
13 P-Mpix
Transmission [?]
3.8 TStop
Distortion [?]
0.4 %
Vignetting [?]
-1 EV
Chr. aberration [?]
5 µm

DXOMARK Score

Best at f=17mm & f/2.8 [?]
15

Lens Metric Scores

Sharpness [?]
12 P-Mpix
Transmission [?]
3.5 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.7 EV
Chr. aberration [?]
6 µm