Tamron SP 10-24MM F/3.5-4.5 Di II LD Aspherical IF Pentax on Pentax K-S1 vs Sigma 8-16mm F4.5-5.6 DC HSM Pentax on Pentax K-S1 vs Pentax smc DA 12-24mm F4.0 ED AL (IF) on Pentax K-S1

COMPARISON SELECTION (3 selected items max.)
Tamron SP 10-24MM F/3.5-4.5 Di II LD Aspherical IF Pentax
Tamron SP 10-24MM F/3.5-4.5 Di II LD Aspherical IF Pentax

DXOMARK Score
Best at f=15mm & f/4 [?]
12

Lens Metric Scores

Sharpness [?]
6 P-Mpix
Transmission [?]
4.3 TStop
Distortion [?]
0.7 %
Vignetting [?]
-0.8 EV
Chr. aberration [?]
16 µm
Sigma 8-16mm F4.5-5.6 DC HSM Pentax
Sigma 8-16mm F4.5-5.6 DC HSM Pentax

DXOMARK Score
Best at f=14mm & f/5.6 [?]
12

Lens Metric Scores

Sharpness [?]
7 P-Mpix
Transmission [?]
5.4 TStop
Distortion [?]
0.9 %
Vignetting [?]
-1.1 EV
Chr. aberration [?]
17 µm
Pentax smc DA 12-24mm F4.0 ED AL (IF)
Pentax smc DA 12-24mm F4.0 ED AL (IF)

DXOMARK Score
Best at f=12mm & f/4 [?]
14

Lens Metric Scores

Sharpness [?]
8 P-Mpix
Transmission [?]
4.5 TStop
Distortion [?]
0.3 %
Vignetting [?]
-0.6 EV
Chr. aberration [?]
19 µm