Sony a7C
Real Sensor Data
- Brand
- Sony
- Sensor Format
- Full Frame
- Resolution
- 24.2 MP
- Pixel Pitch
- 5.98 microns
- Circle of Confusion
- 0.0288 mm
- Crop Factor
- 1.00x
- Announced
- 2020
The a7C, released in 2020, took the a7 III's proven 24.2-megapixel full-frame sensor and packaged it into a genuinely compact, rangefinder-style body without a central viewfinder hump — the smallest full-frame body Sony had built at the time, aimed at photographers who wanted full-frame image quality in something closer to APS-C-sized dimensions.
Sony a7C sensor specs
- Sensor
- Full Frame
- Resolution
- 24.2 MP
- Pixel dimensions
- 6,025 × 4,017 px
- Aspect ratio
- 3:2
- Pixel pitch
- 5.98 µm
- Crop factor
- 1.00x
- Circle of confusion
- 0.0288 mm
Full Frame sensor · DoF & Hyperfocal Calculator · Astro 500/NPF Calculator
Despite its small size, the a7C retained genuine in-body 5-axis stabilization and full weather sealing, real full-frame-grade features Sony didn't strip out to hit the compact form factor, unlike some competing small-body full-frame designs from other manufacturers. Its single card slot and simplified control layout compared to the a7 III it borrowed its sensor from were real, deliberate concessions Sony made specifically to achieve the compact body size. The a7C's single card slot and simplified physical control layout, compared to the larger a7 III it borrowed its sensor from, were genuine, deliberate size-driven compromises rather than accidental omissions.
See these numbers used live in the DoF & Hyperfocal Calculator by selecting the Full Frame sensor format.
Frequently Asked Questions
Is the a7C's image quality the same as the a7 III's?
Yes — they share the identical 24.2-megapixel full-frame sensor, so resolution, depth of field and astro-shutter-speed figures are the same. The a7C's real difference is its much smaller, viewfinder-hump-free body design, not sensor performance, a tradeoff aimed at travel and everyday-carry photographers over studio or sports shooters.