What To Know
- The D810 employs a Multi-CAM 3500FX autofocus system with 51 autofocus points, while the A7R III utilizes a more advanced 693-point Hybrid AF system.
- In addition to the key differences highlighted above, the Nikon D810 and Sony A7R III offer a range of additional features.
- However, if you prefer a more traditional DSLR experience, weather resistance, and a lower price point, the Nikon D810 remains a solid option.
In the realm of high-resolution photography, the Nikon D810 and Sony A7R III stand as two formidable contenders. Both cameras boast impressive megapixel counts and advanced features, making them coveted choices among professional and aspiring photographers alike. This comprehensive comparison delves into the key differences between these two exceptional DSLRs and mirrorless cameras, helping you make an informed decision based on your specific needs and preferences.
Specifications at a Glance
| Feature | Nikon D810 | Sony A7R III |
| — | — | — |
| Megapixels | 36.3 MP | 42.4 MP |
| Sensor Type | Full-frame CMOS | Full-frame Exmor R CMOS |
| ISO Range | 64-12,800 (expandable to 32-51,200) | 100-32,000 (expandable to 50-102,400) |
| Autofocus System | Multi-CAM 3500FX with 51 points | 693-point Hybrid AF system |
| Shutter Speed | 1/8000 to 30 seconds | 1/8000 to 30 seconds |
| Burst Shooting | 5 fps | 10 fps |
| Video Recording | 1080p at 60 fps | 4K at 60 fps |
| Weight | 980 grams | 657 grams |
Sensor and Image Quality
The Nikon D810 boasts a 36.3-megapixel CMOS sensor, while the Sony A7R III features a slightly higher 42.4-megapixel Exmor R CMOS sensor. Both sensors offer exceptional image quality with vibrant colors, sharp details, and low noise levels. However, the A7R III has a slight edge in resolution, allowing for larger prints or more flexibility in cropping without sacrificing image quality.
Autofocus System
The D810 employs a Multi-CAM 3500FX autofocus system with 51 autofocus points, while the A7R III utilizes a more advanced 693-point Hybrid AF system. The A7R III’s hybrid system combines phase-detection and contrast-detection AF, providing faster and more accurate autofocus performance, especially in low-light conditions.
Shutter Speed and Burst Shooting
Both cameras offer similar shutter speeds, ranging from 1/8000 to 30 seconds. However, the A7R III’s faster burst shooting rate of 10 fps surpasses the D810’s 5 fps, allowing for capturing fast-moving subjects or sequences with greater ease.
Video Recording
While both cameras offer 1080p video recording at 60 fps, the A7R III takes the lead in video capabilities with its ability to record 4K video at 60 fps. This makes it an ideal choice for videographers and filmmakers who demand high-quality video output.
Weight and Portability
The D810 is a relatively hefty camera, weighing in at 980 grams, while the A7R III is significantly lighter at 657 grams. The lighter weight and smaller size of the A7R III make it a more portable option for photographers who prioritize mobility.
Other Features
In addition to the key differences highlighted above, the Nikon D810 and Sony A7R III offer a range of additional features:
- Built-in Wi-Fi and Bluetooth: Both cameras offer wireless connectivity for easy image sharing and remote control.
- Weather Resistance: The D810 features weather-sealed construction, making it suitable for use in challenging weather conditions.
- Dual Memory Card Slots: Both cameras provide dual memory card slots for increased storage capacity and redundancy.
Which Camera is Right for You?
The choice between the Nikon D810 and Sony A7R III ultimately depends on your specific needs and preferences. If you prioritize high resolution and video capabilities, the Sony A7R III is an excellent choice. Its 42.4-megapixel sensor and 4K video recording make it ideal for photographers and videographers who demand the highest image quality.
However, if you prefer a more traditional DSLR experience, weather resistance, and a lower price point, the Nikon D810 remains a solid option. Its 36.3-megapixel sensor and 5 fps burst shooting rate are still capable of producing stunning images, making it a suitable choice for a wide range of photography genres.
What You Need to Know
Q1. Which camera has better low-light performance?
A1. The Sony A7R III has a slight advantage in low-light performance due to its higher ISO range and more advanced autofocus system.
Q2. Can I use Nikon lenses on the Sony A7R III?
A2. Yes, but you will need an adapter to mount Nikon lenses on the Sony E-mount system.
Q3. Which camera has better battery life?
A3. The Nikon D810 has a slightly longer battery life than the Sony A7R III, with a CIPA-rated 1200 shots versus 650 shots.
