Latest or all posts or last 15, 30, 90 or 180 days.
Get up to 16x more storage and 2x the speeds of the original drive
Handpicked deals...
$3397 $2797
SAVE $600

$3397 $2797
SAVE $600

$1499 $1079
SAVE $420

$1499 $1079
SAVE $420

$3297 $2797
SAVE $500

$1999 $1199
SAVE $800

$3399 $2199
SAVE $1200

$400 $300
SAVE $100

$2998 $2498
SAVE $500

$2998 $2498
SAVE $500

Comparing Sony A7R IV to Sony A7R III Resolution on a Siemens Chart

This page sets looks at an idealized target (Siemens chart), which can demonstrate the best possible sharpness unambiguously. It presents findings which are definitive as to the peak potential of both cameras under ideal conditions.

There is a much to be learned here, and from f/2 to f/11 for both cameras:

Shootout of Sony A7R IV vs Sony A7R III: Siemens Chart

Includes images from f/2 through f/11 at up to full camera resolution, shot in pixel shift, single frame with Enhance Details and without.

f4 @ 0.3 sec pixel shift, ISO 100; 2019-09-21 09:03:02
Sony A7R IV + Voigtlander MACRO APO-LANTHAR 65mm F2 Aspherical @ 97mm equiv (65mm) RAW: LACA corrected, vignetting corrected

[low-res image for bot]

Save the tax, we pay you back, instantly!
View all handpicked deals...

Nikon Z 7 Mirrorless Digital Camera (Body Only)
$3397 $2797
SAVE $600

diglloyd Inc. | FTC Disclosure | PRIVACY POLICY | Trademarks | Terms of Use
Contact | About Lloyd Chambers | Consulting | Photo Tours
RSS Feeds | Twitter
Copyright © 2019 diglloyd Inc, all rights reserved.