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Sony A7s Iii Vs A7c: The Ultimate Performance Showdown

Christine is the owner and chief photographer behind Mirrorless by Christine. With over 15 years of photography experience, she's passionate about capturing life's moments and sharing tips and tricks to help others improve their photo skills.

What To Know

  • The Sony A7S III and A7C are two of the most popular mirrorless cameras on the market, offering a unique blend of features and capabilities that cater to different types of photographers and videographers.
  • The A7S III features dual SD card slots, a full-sized HDMI port, a microphone input, a headphone jack, and a USB-C port that supports charging and data transfer.
  • The A7C has a single SD card slot, a micro-HDMI port, a microphone input, and a USB-C port that supports charging and data transfer.

The Sony A7S III and A7C are two of the most popular mirrorless cameras on the market, offering a unique blend of features and capabilities that cater to different types of photographers and videographers. In this detailed comparison, we’ll delve into the specifications, features, and performance of both cameras to help you make an informed decision about which one is the best choice for your needs.

Sensor and Image Quality

Both the A7S III and A7C feature a full-frame sensor, providing excellent image quality and low-light performance. However, there are some key differences between the two sensors:

  • A7S III: The A7S III boasts a 12.1-megapixel Exmor R CMOS sensor, which is designed for low-light shooting and video recording. It offers exceptional sensitivity, with a native ISO range of 80-102,400 and an expanded range of 40-409,600. This makes it ideal for capturing stunning images and videos in dimly lit environments.
  • A7C: The A7C, on the other hand, features a 24.2-megapixel Exmor R CMOS sensor, which is more suited for general-purpose photography. It offers a native ISO range of 100-51,200, which is still quite impressive, but not as remarkable as the A7S III’s low-light capabilities.

Video Capabilities

The Sony A7S III and A7C are both capable of capturing stunning videos, but they differ in their video specifications and features:

  • A7S III: The A7S III is a true powerhouse for videographers. It can record 4K videos at up to 120fps, and even 10-bit 4:2:2 videos internally. It also offers a variety of advanced video features, such as S-Log3 gamma profile, HLG (Hybrid Log-Gamma), and Cine EI mode for precise exposure control.
  • A7C: While the A7C is not as video-centric as the A7S III, it still offers impressive video capabilities. It can record 4K videos at up to 30fps, and 1080p videos at up to 120fps. It also supports S-Log3 and HLG gamma profiles, providing flexibility for post-processing.

Autofocus Performance

Both the A7S III and A7C feature advanced autofocus systems that deliver fast and accurate focusing:

  • A7S III: The A7S III boasts a hybrid autofocus system with 759 phase-detection points and 425 contrast-detection points. It offers excellent subject tracking and eye-AF capabilities, making it ideal for capturing moving subjects or portraits.
  • A7C: The A7C also features a hybrid autofocus system, but with a slightly lower resolution of 693 phase-detection points and 425 contrast-detection points. It still provides reliable autofocus performance, but may not be as effective as the A7S III in challenging lighting conditions or when tracking fast-moving subjects.

Design and Ergonomics

The Sony A7S III and A7C differ in their design and ergonomics:

  • A7S III: The A7S III has a larger and more robust body compared to the A7C. It features a magnesium alloy chassis, weather sealing, and a comfortable grip, making it suitable for outdoor and demanding shooting conditions.
  • A7C: The A7C, on the other hand, is more compact and lightweight. It has a plastic body, but still offers weather resistance. The smaller size and lighter weight make it a great choice for travel photography or casual shooting.

Connectivity and Battery Life

The A7S III and A7C offer a range of connectivity options and battery life:

  • A7S III: The A7S III features dual SD card slots, a full-sized HDMI port, a microphone input, a headphone jack, and a USB-C port that supports charging and data transfer. It also has built-in Wi-Fi and Bluetooth connectivity. The A7S III uses a larger NP-FZ100 battery, providing up to 600 shots per charge.
  • A7C: The A7C has a single SD card slot, a micro-HDMI port, a microphone input, and a USB-C port that supports charging and data transfer. It also has built-in Wi-Fi and Bluetooth connectivity. The A7C uses a smaller NP-FW50 battery, providing up to 740 shots per charge.

Price and Availability

The Sony A7S III and A7C have different price points and availability:

  • A7S III: The A7S III is a more expensive camera, with a retail price of around $1,998. It is available for purchase from authorized Sony retailers and online stores.
  • A7C: The A7C is a more affordable option, with a retail price of around $1,798. It is also widely available from authorized Sony retailers and online stores.

The Verdict: Which Camera is Right for You?

The Sony A7S III and A7C are both excellent mirrorless cameras, but they cater to different needs and preferences. If you’re a professional videographer or photographer who requires exceptional low-light performance, advanced video capabilities, and robust build quality, the A7S III is the clear choice. However, if you’re a casual photographer or videographer looking for a more compact and affordable camera with good image quality and video performance, the A7C is a great option.

Frequently Discussed Topics

Q: Which camera has better image quality, the A7S III or A7C?
A: The A7S III has better low-light performance and dynamic range due to its larger sensor and higher ISO capabilities. However, the A7C offers higher resolution for general-purpose photography.

Q: Which camera is better for video recording, the A7S III or A7C?
A: The A7S III is the clear winner for video recording, with its higher frame rates, 10-bit internal recording, and advanced video features. The A7C is still capable of capturing great videos, but it’s not as well-suited for professional videography.

Q: Which camera has better autofocus performance, the A7S III or A7C?
A: Both cameras have excellent autofocus systems, but the A7S III has a slight edge with its higher resolution sensor and more advanced algorithms.

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Christine

Christine is the owner and chief photographer behind Mirrorless by Christine. With over 15 years of photography experience, she's passionate about capturing life's moments and sharing tips and tricks to help others improve their photo skills.
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