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The main difference is still-photo resolution: Sigma lists approximately 24.6MP for the fp and 61.4MP for the fp L. That extra detail gives the fp L more room for large prints and cropping, while both cameras share the same listed internal UHD 4K frame rates and core recording formats. Sigma also describes the fp L as having phase-detection autofocus and the fp as offering Dual Base ISO. These are manufacturer specifications and claims, not independent performance tests.

How the Sigma fp and fp L compare

Feature Sigma fp Sigma fp L
Effective still resolution Approx. 24.6MP Approx. 61.4MP in Sigma’s comparison catalog; the product page rounds this to approx. 61MP
Sensor 35mm full-frame, back-illuminated CMOS 35mm full-frame, back-illuminated Bayer CMOS
Crop zoom Approx. 1.5x Approx. 1.5x to 5x
Internal UHD 4K rates 23.98p, 24p, 25p, 29.97p 23.98p, 24p, 25p, 29.97p
Internal FHD rates 23.98p, 24p, 25p, 29.97p, 48p, 50p, 59.94p, 100p, 119.88p 23.98p, 24p, 25p, 29.97p, 48p, 50p, 59.94p, 100p, 119.88p
Autofocus Contrast detection Hybrid contrast and phase detection
Sigma-stated dynamic range 12.5 stops 13 stops
Dimensions 112.6 × 69.9 × 45.3 mm 112.6 × 69.9 × 45.3 mm
Body-only weight 370 g 375 g
Product status Official product page available Sigma labels it “DISCONTINUED”

The listed specifications are from Sigma’s fp-series catalog, the fp product page, the fp L product page, and Sigma’s fp-series feature page. Sigma does not state publication dates for these figures on the cited pages.

Which camera is better for still photography?

Choose the fp L for resolution and in-camera cropping

The fp L’s approximately 61.4MP sensor records substantially more pixel data than the fp’s approximately 24.6MP sensor. That can help when you need to crop a frame, recompose after shooting, or prepare a large output. Sigma lists crop zoom from approximately 1.5x to 5x on the fp L, compared with approximately 1.5x on the fp, and says the higher pixel count enables that added crop range.

More pixels are not automatically better for every photographer. If your usual output does not require the extra resolution or crop flexibility, the fp’s lower-resolution files may be a more suitable fit for your workflow. Sigma’s specifications alone do not establish that either camera produces better image quality in all situations.

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#1 Best Overall
Sigma FP L Digital Camera
  • New member to the FP series
  • Full Frame mirrorless 61 MP image sensor
  • Worlds lightest and smallest pocketable full frame camera
  • Package Dimensions: 26.009 H x 17.399 L x 21.488 W (centimeters)

Consider autofocus needs separately

Sigma describes the fp as using contrast-detection autofocus and the fp L as combining contrast and phase detection. The company highlights phase-detection AF and tracking as fp L strengths. That makes the fp L the more relevant specification choice if autofocus tracking is a priority, but the cited manufacturer materials do not provide an independent head-to-head test of focus speed or reliability.

What changes for video?

Internal recording: shared listed frame rates

Sigma lists the same principal internal recording options for both models: CinemaDNG (8-, 10-, or 12-bit) and H.264 MOV, with UHD 4K and FHD recording. Both are listed for internal UHD 4K at 23.98p, 24p, 25p, and 29.97p. For FHD, both list 23.98p, 24p, 25p, 29.97p, 48p, 50p, 59.94p, 100p, and 119.88p. The catalog does not show an internal UHD 4K frame-rate advantage for either model.

Rank #2
Sigma FP L Digital Camera + Electronic Viewfinder
  • Package Dimensions: 10 L x5.9 H x6 W (Inches)
  • Package Weight: 3 pounds
  • Country of Origin : Japan
  • Full Frame mirrorless 61 MP image sensor

External recording: check the complete setup

Sigma lists external 4:2:2 8-bit and 12-bit RAW recording with supported recorders. Its catalog specifies DCI 4K/24p for RAW output. Sigma’s filmmaking page names ATOMOS Ninja V and Blackmagic Video Assist 12G and gives recorder firmware requirements. Check that page and the recorder maker’s current documentation for the exact camera, recorder, output mode, and firmware combination before building a rig; external recording adds equipment and compatibility requirements.

Different manufacturer-stated strengths

Sigma describes Dual Base ISO as an fp feature, while its fp-series filmmaking page lists 12.5 stops for the fp and 13 stops for the fp L. It presents phase-difference autofocus as an fp L distinction. Treat those as Sigma’s stated features and figures, not as independently measured proof that one camera is superior in every lighting or video scenario.

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Rank #3
Sale
Sigma fp Mirrorless Full-Frame Digital Camera
  • Compact & Lightweight Design: Weighing just 422 grams, this full-frame mirrorless camera is the world's smallest and lightest, perfect for travel and everyday use
  • Full-Frame 24.6MP Sensor: Capture stunning detail and shallow depth of field with the large 35mm full-frame BSI CMOS sensor
  • UHD 4K Video Recording: Record smooth, high-quality video at 24, 25, or 30 fps with UHD 4K resolution
  • Electronic Image Stabilization: Steady your shots with built-in EIS, ensuring sharp images and stable videos even when handheld
  • Dust & Splash-Proof Structure: Protect your camera from harsh weather conditions with its robust, lightweight aluminum body and sealed design

Size, mount, and practical ownership

The bodies have the same listed dimensions, 112.6 × 69.9 × 45.3 mm. Sigma gives body-only weights of 370 g for the fp and 375 g for the fp L, a 5 g difference. Both use L-Mount. Sigma says compatible L-Mount Alliance lenses from Leica and Panasonic can also be used with the fp series; confirm support for the specific lens and features you need rather than assuming every function is identical across lenses.

Sigma’s fp L product page labels the camera “DISCONTINUED.” That status does not establish whether a particular retailer has new or used stock, or what condition or price to expect. Check the seller’s current listing and verify the camera’s condition, included accessories, and return terms.

Rank #4
Sigma fp Mirrorless Full-Frame Digital Camera with 45mm f/2.8 Contemporary DG DN Lens
  • SUPERB IMAGE QUALITY - Capture stunning detail with the 24.6MP full-frame CMOS sensor, ensuring exceptional clarity and vibrant colors in every shot, perfect for professional photography.
  • VERSATILE LENS OPTIONS - Explore creative possibilities with the L-Mount system, compatible with a wide range of high-quality lenses, allowing you to adapt to any shooting scenario with ease.
  • EXCEPTIONAL LOW LIGHT - Achieve clean, detailed images even in challenging lighting conditions, thanks to the camera's impressive ISO range, expandable up to 102400 for remarkable performance.
  • PROFESSIONAL VIDEO CAPABILITIES - Record high-resolution 4K UHD video with various frame rates, offering filmmakers the flexibility to create stunning cinematic content with exceptional clarity.
  • COMPACT AND DURABLE DESIGN - Experience the perfect blend of portability and robustness, with a splash-proof structure and lightweight body, ideal for on-the-go shooting in diverse environments.
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Which one should you choose?

  • Choose the fp L if still resolution, substantial cropping, or Sigma’s stated phase-detection AF feature is central to your needs—and you can find a suitable unit.
  • Choose the fp if approximately 24.6MP is enough for your stills and the shared listed internal UHD 4K and FHD frame rates meet your video requirements.
  • For a video-first decision, compare the recording mode you actually need, including whether internal recording is sufficient or an external RAW workflow is worth the extra equipment and compatibility checks.

Both cameras share the same L-Mount system and listed internal UHD 4K rates. The decisive distinction is what you need beyond that baseline: the fp L’s resolution and crop range, or the fp’s lower-resolution sensor alongside Sigma’s stated Dual Base ISO feature. The official specifications do not establish a universal winner.

Quick Recap

Bestseller No. 1
Sigma FP L Digital Camera
Sigma FP L Digital Camera
New member to the FP series; Full Frame mirrorless 61 MP image sensor; Worlds lightest and smallest pocketable full frame camera
$1,669.99
Bestseller No. 2
Sigma FP L Digital Camera + Electronic Viewfinder
Sigma FP L Digital Camera + Electronic Viewfinder
Package Dimensions: 10 L x5.9 H x6 W (Inches); Package Weight: 3 pounds; Country of Origin : Japan
$3,299.00
SaleBestseller No. 3
Bestseller No. 5
SONY Cinema Line FX30 Super 35 Camera, Gray
SONY Cinema Line FX30 Super 35 Camera, Gray
20.1 MP Exmor R APS-C (Super 35mm format) image sensor with wide dynamic range; S-CinetoneTM for a cinematic look straight out of the camera without grading
$2,098.00
Best Value
SONY Cinema Line FX30 Super 35 Camera, Gray
  • 20.1 MP Exmor R APS-C (Super 35mm format) image sensor with wide dynamic range
  • S-CinetoneTM for a cinematic look straight out of the camera without grading
  • Flexible ISO, Cine EI Quick and Cine EI Log shooting modes for optimized image quality
  • User LUTs can be applied to the LCD display and HDMI output and embedded in clips
  • Dual Base ISO and a 14+ stop range for wide latitude and low-noise images

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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