Autofocus System. Sony says the AF system is derived from the one in the a9 and performs twice as fast as the one found in the a7 II. The a7 III features 693 phase-detection AF points that cover approximately 93% of image area (same as in the a9), plus 425 densely positioned contrast-detection AF points to improve focus. Side-by-Side Comparison. Products. Sony α7 III. Sony α7 IV. Tested using Methodology v0.12. Updated Nov 22, 2023 07:18 AM. SEE PRICE. Amazon.com. Tested using Methodology v0.12. Updated Oct 20, 2023 11:19 AM. SEE PRICE. Amazon.com. Body Type SLR-Style. Mirrorless Yes. Sensor Size Full Frame. Body Type SLR-Style. Mirrorless Yes. Shutter Speed. Time Lapse Recording. Focus Points. 5 FPS Continuous Shooting. 1920 x 1080 Full HD Video Resolution. Weather-Sealed Bodies. Sony a7 Vs a7II - Features Unique To Each Camera. Sony a7 Vs a7II - Features Unique To The Sony a7. Sony a7 vs a7II - Features Unique To The Sony a7II. Table of Contents. Sony a7II vs a7RII - Comparison Overview. Sony a7II vs a7RII - Comparison Of Major Specs And Features. Sony A7II. Sony A7RII. Sony a7II vs a7RII - Circumstances They Are Best Suited For. Sony a7RII. Sony a7II Vs a7RII - Common Features. Camera Image Sensor. Full-Frame Sized Sensor. Megapixels. Sony a7II. Sony a7RII. ISO Range. Dịch Vụ Hỗ Trợ Vay Tiền Nhanh 1s.

difference between sony a7 and a7ii