The Nikon D4S features 16.2MP FX-Format CMOS Sensor and EXPEED 4 Image Processor on the other hand Sony Alpha 7 features 24.3MP Full Frame Exmor CMOS Sensor and BIONZ X Image Processor, take a look at the Major Specification Below.
Nikon D4S Major Features
- 16.2MP FX-Format CMOS Sensor
- EXPEED 4 Image Processor
- 3.2″ 921k-Dot LCD Monitor
- Full HD 1080p Video Recording at 60 fps
- Multi-CAM 3500FX 51-Point AF Sensor
- Native ISO 25600, Extended to ISO 409600
- 11 fps Shooting for 200 Shots with AE/AF
- 91k-Pixel RGB Sensor and Group Area AF
- 14-Bit RAW Files and 12-Bit RAW S Format
- 1000 Base-T Gigabit Wired LAN Support
Sony Alpha 7 Major Features
- 24.3MP Full Frame Exmor CMOS Sensor
- BIONZ X Image Processor
- Direct Compatibility with E-mount Lenses
- 3.0″ Tiltable TFT LCD with 1,229K-Dots
- 2.4M-Dot OLED Electronic Viewfinder
- Full 1080/60p with Uncompressed Output
- Fast Hybrid Autofocus; 5 fps Burst Rate
- Built-In Wi-Fi and NFC
- Multi-Interface Shoe and Built-In Flash
- Direct Access Interface
Nikon D4S vs. Sony Alpha 7 Specification Comparison Table.
Megapixel: The Sony Alpha 7 features more resolution compared to Nikon D4S, so you will get large printouts and you can also re-compose /crop your images after shooting.
Bigger Sensor Size: Nikon D4S have bit bigger sensor size and Bigger photo diodes (16 vs 24 MP) compared to Sony Alpha 7, bigger sensor + big photo diodes have more light gathering area hence you get better low-light performance, more color depth and increased dynamic range.
AF System: Nikon D4s and Sony Alpha 7 both camera features same AF type of contrast + phase system.
More AF Points: Sony Alpha 7 have More AF points Compared to Nikon D4S, hence Sony Alpha 7 will do more quick and precise AF than Nikon D4S.
The Nikon D4s also uses newly developed Group Area AF setting for faster initial focusing and subject recognition, five AF points work together as a single AF point, and you can also use Single-point AF, Dynamic-area AF (with 9, 21, or 51 points selectable), 3D-tracking (using all 51 points), and Auto-area AF modes are also available.
Better low light performance – The Nikon D4S features better low-light range than Sony Alpha 7, The Nikon D4s standard ISO range is 100-25600 and expandable upto ISO 50- 409600, with the amazing ISO range of Nikon D4s you get super clean images at low-light situation when compared to its competitors.
Fast Continuous Shooting Speed: The Nikon D4S features fast continuous shooting speed than Sony Alpha 7, The Nikon D4s features 11fps shooting speed with full time AF, The Nikon D4s can capture 200 JPEG images @ 11fps and 104 RAW images @ 11fps.
Video: Nikon D4s and Sony Alpha 7 both camera features same Full HD and @60fps.
Sony Alpha 7 features large tilting Screen display on the other hand Nikon D4s have fixed display, so we get more flexibility while composing our shot with Sony Alpha 7.
Viewfinder: Sony Alpha 7 features EVF with Eye Tracking AF, it’s a excellent feature that help you a lot while using your viewfinder and your forcing on the subject. No such feature available in Nikon D4s.
Battery Life (CIPA): Sony Alpha 7 features more battery life compared to Nikon D4S.
Dimensions: Sony Alpha 7 is smaller than Nikon D4S.
Weight: Nikon D4S lighter than Sony Alpha 7.
Other features: Sony A7 have Built-In Wi-Fi and NFC
High ISO Test Between Nikon D4s vs. Sony Alpha 7
Verdict: Based on specification comparison and High ISO image test we recommend you to buy Nikon D4s.
Buy Nikon D4S from Amazon || Buy Sony Alpha 7 from Amazon