Sigma BF vs Sigma fp L

The bottom line

These are closely matched on paper, so it comes down to emphasis. The Sigma BF leans further into video, while the Sigma fp L is the stronger stills tool. Match the body to whichever you do more of — the differences below show exactly where each pulls ahead.

Choose the Sigma BF if…

  • ✓You're budget-conscious — it launched at $1,999, about $500 less, freeing money for lenses.
  • ✓You shoot in low light or indoors — a higher native ISO ceiling (102,400) gives it the edge after dark.
  • ✓You work outdoors — it's weather-sealed for rain and dust, the other isn't.

Choose the Sigma fp L if…

  • ✓You want maximum detail for landscapes, studio or large prints — 61MP resolves noticeably more than 24.6MP and gives more cropping latitude.

Where they differ

  • ›Price: the Sigma BF launched at $1,999, $500 under the Sigma fp L — money that could go toward glass.
  • ›Resolution: 61MP on the Sigma fp L vs 24.6MP — more detail and crop room, at the cost of larger files.
  • ›Durability: the Sigma BF is weather-sealed against dust and rain; the other isn't.
  • ›Burst: the Sigma fp L shoots 10fps to the Sigma BF's 8fps — the gap that decides whether you nail the peak moment in sports and wildlife.

Frequently asked

Is the Sigma BF or the Sigma fp L better?

These are closely matched on paper, so it comes down to emphasis. The Sigma BF leans further into video, while the Sigma fp L is the stronger stills tool. Match the body to whichever you do more of — the differences below show exactly where each pulls ahead.

Who should choose the Sigma BF?

Choose the Sigma BF if you're budget-conscious — it launched at $1,999, about $500 less, freeing money for lenses. Choose it if you shoot in low light or indoors — a higher native ISO ceiling (102,400) gives it the edge after dark. Choose it if you work outdoors — it's weather-sealed for rain and dust, the other isn't.

Who should choose the Sigma fp L?

Choose the Sigma fp L if you want maximum detail for landscapes, studio or large prints — 61MP resolves noticeably more than 24.6MP and gives more cropping latitude.

What is the main difference between the Sigma BF and the Sigma fp L?

Price: the Sigma BF launched at $1,999, $500 under the Sigma fp L — money that could go toward glass.

Product
Sigma BF
Sigma
$1,999
Sigma fp L
Sigma
$2,499
Imaging
Sensor TypeBSI CMOSCMOS
Sensor SizeFull-FrameFull-Frame
Image Processor−−
Effective Resolution24.6 MP61 MP
Lens MountLeica LLeica L
Exposure Control
ISO Range (Native)100 – 102400100 – 25600
ISO Range (Extended)−6 – 102400
Mechanical Shutter−−
Electronic Shutter1/256001/8000
Flash Sync Speed−−
Built-in FlashNoNo
Still Image Capture
Continuous Shooting8 fps10 fps
Video Capture
Max Resolution6K4K
8K Recording−−
4K RecordingUp to 30pUp to 30p
1080p RecordingUp to 120pUp to 60p
10-bit InternalYesYes
Recording LimitNo limitNo limit
Log ProfilesSigma LogSigma Cine
Built-in MicMonoMono
Headphone JackNoNo
Mic InputNoYes
HDMI Output−Full-size (Type A)
Focus
Phase Detect Points1,215−
Contrast Detect Points−49
Low Light AF−−
Eye AFYesYes
Animal AFNoNo
Vehicle AFNoNo
Viewfinder
EVF Type−−
EVF Resolution−−
EVF Magnification−−
Monitor
LCD Size3.2"3.2"
LCD Resolution2.10M dots2.10M dots
LCD TypeFixedFixed
Touch ScreenYesYes
Interface
Wi-FiWi-Fi−
Bluetooth−−
USBUSB-CUSB-C 3.1
Memory Card SlotsNone (230GB internal storage)1x SD UHS-II
GPSNoNo
General
Price (MSRP)$1,999$2,499
Body MaterialAluminum (unibody)Aluminum
Dimensions130.1×72.8×36.8 mm112.6×69.9×45.3 mm
Weight446g (15.7 oz)427g (15.1 oz)
Weather SealedYesNo
In-Body StabilizationNoNo
Battery Life (EVF)−−
Battery Life (LCD)260 shots240 shots
Battery TypeBP-81BP-51