Ricoh GR IIIvs Sigma fp

GearFrame · Updated March 2026

Ricoh Ricoh GR III Ricoh Ricoh GR III (2019) From £899 Best for Street photography & urban reportage View Ricoh GR III
VS
Sigma Sigma fp Sigma Sigma fp (2019) From £1499 Best for Creative filmmakers & experimental photographers View Sigma fp

Which should you buy?

Street Photography & Urban Reportage — Ricoh GR III (2019): The purest street photography compact — APS-C sensor, 28mm perspective, IBIS, and cult-favourite JPEG rendering in a shirt pocket.

Creative Filmmakers & Experimental Photographers — Sigma fp (2019): The smallest full-frame camera in the world — Cinema DNG RAW and L-mount flexibility in a pocket-sized body that rewards creative shooters.

↓ Full specifications below

Ricoh GR III (2019)

  • You shoot street, travel, or documentary and want APS-C quality in a coat or shirt pocket
  • You want a camera you'll genuinely always carry without thinking about it
  • You appreciate sharp, characterful images from a fixed 28mm equivalent focal length

Sigma fp (2019)

  • You're a filmmaker building a cinema rig where the smallest full-frame body is essential
  • You want L-mount compatibility to pair with Sigma Art or Leica SL lenses
  • You prioritise video and cinema colour over stills ergonomics and functionality

Quick take: The sigma fp has the highest resolution at 25mp; the ricoh gr iii is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Ricoh GR III (2019)Sigma fp (2019)
Price £899 £1,499
Sensor 24.2MP APS-C CMOS 24.6MP full-frame Bayer CMOS
Resolution 24.2MP 24.6MP
Video 1080p/60p 12-bit Cinema DNG RAW, 4K/24p, 1080p/120p
Autofocus Hybrid contrast/phase-detect AF with subject detection Contrast-detect AF with face/eye detection
Stabilisation 4-stop IBIS (Shake Reduction) None (lens-based only)
Burst Rate 4fps 18fps electronic
Battery Life 200 shots (CIPA) 200 shots (CIPA)
Weight 257g 422g body only
Dimensions 109.4 × 61.9 × 33.2mm 112.6 × 69.9 × 45.3mm
Weather Sealed No No
Viewfinder None None
Screen 3.0" fixed touchscreen 3.15" fixed touchscreen
Mount Fixed 28mm-equiv f/2.8 lens Leica L-mount
Memory Cards Single SD UHS-I Single SD UHS-II + CFexpress Type B (via adapter)
Connectivity USB-C, Wi-Fi, Bluetooth USB-C 3.1, Wi-Fi, Bluetooth
⚡ Compare specs side by side Ricoh GR III prices → Sigma fp prices →

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