Sony A7c vs Sigma FP
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Sigma FP vs Sony A7c - Which one to choose and why?
Why choose the Sony A7c?
Newer camera
September 2020 vs. July 2019
Stabilized camera
Yes vs. No
Higher ISO sensitivity
51 200 vs. 25 600
Cheaper body
0$ / 1359£ / 1 599€ vs. 1 700$ / 1546£ / 1 819€
Has a mechanical shutter
1/4 000s vs. -
Has an electronic burst
10 fps vs. -
Larger buffer
45 images vs. 12 images
Has a viewfinder
2.36 M-dot vs. -
More Focus points
693 vs. 49
Headphone Jack
Yes vs. No
In September 2023, Sony decided to release the Sony A7C II, a lightweight evolution of this camera, especially in terms of video (60i/s).
Why choose the Sigma FP?
More megapixels
24.6Mp vs. 24.2Mp
Camera 86g lighter
0.93 lb / 422 g vs. 1.12 lb / 508 g
More compact
113×70×45 mm vs. 124×71×60 mm
32% smaller body
21.79 in3 / 357 cm3 vs. 32.22 in3 / 528 cm3
Better burst (electr.)
18 fps vs. 10 fps
Better screen resolution
2.1 M-dot vs. 0.92 M-dot
Larger screen
3.15" / 8 cm vs. 2.95" / 7.5 cm
More sensitive low-light sensor
-5 EV vs. -4 EV
2 years after the release of the Sigma FP, Sigma has decided to launch the Sigma FP L, which offers higher resolution (61MP), improved autofocus (phase detection) and a few other improvements.
Technical specifications - Sony A7c vs Sigma FP
General
| Sony A7c | Sigma FP | ||
Release Date | September 2020 | VS | July 2019 |
Mount | FE | VS | L |
Definition | 24.2 Mp | VS | 24.6 Mp |
Sensor Size | Full Frame | VS | Full Frame |
Image Stabilization | Yes | VS | No |
ISO Sensitivity | 100 - 51 200 | VS | 100 - 25 600 |
Extended ISO | 50 - 204 800 | VS | 6 - 102 400 |
Card Slots | 1 | VS | 1 |
Card Type | 1 x SD (UHS-II) | VS | 1 x SD (UHS-I) |
Processor | BIONZ X | VS | Unknown |
Recommended Price | 0$ / 1359£ / 1 599€ | VS | 1 700$ / 1546£ / 1 819€ |
Viewfinder Features
| Sony A7c | Sigma FP | ||
Resolution | 2.36 M-dot | VS | - |
Magnification | 0.59x | VS | - |
Autofocus Features
| Sony A7c | Sigma FP | ||
Sensibilidad AF | -4 / 20 EV | VS | -5 / 18 EV |
Number of Focus Points | 693 | VS | 49 |
Video
| Sony A7c | Sigma FP | ||
Maximum Resolution | 4K UHD 30 i/s 1080p 120 i/s | VS | 4K UHD 30 i/s 1080p 120 i/s |
Recording Format | VS | ||
Recording Time Limit | 780 min | VS | 120 min |
DxO Score
| Sony A7c | Sigma FP | ||
General | 95 | VS | - |
Portrait | 25.0 | VS | - |
Landscape | 14.7 | VS | - |
Sports | 3 407 | VS | - |
Physical Characteristics
| Sony A7c | Sigma FP | ||
Weather-Sealed | Yes | VS | Yes |
Battery Type | NP-FZ100 | VS | BP-51 |
Weight | 1.12 lb / 508 g | VS | 0.93 lb / 422 g |
Dimensions (W×H×D)
| 4.9 × 2.8 × 2.4" 124 × 71 × 60 mm | VS | 4.4 × 2.8 × 1.8" 113 × 70 × 45 mm |
Volume | 32.22 in3 / 528 cm3 | VS | 21.79 in3 / 357 cm3 |
Viewfinder Battery Life
| 680 images | VS | - |
LCD Battery Life | 740 images | VS | 280 images |
Built-in Flash
| No | VS | No |
Maximum Flash Sync Speed | 1/160s | VS | 1/30s |
Min. Shutter Speed | 30s | VS | 30s |
Max. Shutter Speed (Mechanical) | 1/4 000s | VS | - |
Max. Shutter Speed (Electronic) | 1/8 000s | VS | 1/8 000s |
Max. Burst Rate (Mechanical) | 10 fps | VS | - |
Max. Burst Rate (Electronic) | 10 fps | VS | 18 fps |
RAW Buffer | 45 images | VS | 12 images |
Screen Features
| Sony A7c | Sigma FP | ||
Type | Fully-articulating | VS | Fixed display |
Resolution | 0.92 M-dot | VS | 2.1 M-dot |
Diagonal | 2.95" / 7.5 cm | VS | 3.15" / 8 cm |
Touchscreen | Yes | VS | Yes |
Optional Features
| Sony A7c | Sigma FP | ||
Wi-Fi / Bluetooth | Yes / Yes | VS | No / No |
Headphone Jack | Yes | VS | No |
USB Version | USB-C 3.2 | VS | USB-C 3.1 |
GPS | No | VS | No |
Time Lapse | Yes | VS | Yes |
Recommended lenses
Check recommended lenses for these cameras
Suggested Accessories
For Sony A7c
For Sigma FP
Others VS to check
Sony A7c
Detailed comparison by Sylvain PONS
As a photography enthusiast, I've spent a lot of time exploring, comparing and analysing these cameras' features to help you make the right choice!
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Release Date
Mount
Definition
Sensor Size
Image Stabilization
ISO Sensitivity
Card Slots
Processor
Recommended Price
Magnification
Sensibilidad AF
Number of Focus Points
Maximum Resolution
Recording Format
Recording Time Limit
General
Portrait
Landscape
Sports
Weather-Sealed
Battery Type
Weight
Dimensions (W×H×D)
Volume
Viewfinder Battery Life
Built-in Flash
Maximum Flash Sync Speed
Min. Shutter Speed
Max. Burst Rate (Mechanical)
RAW Buffer
Diagonal
Touchscreen
Wi-Fi / Bluetooth
Headphone Jack
USB Version
GPS
Time Lapse








