By Billy G. · Founder & Lead EditorVerified Jun 8 by Billy G.
Nikon ZfvsRicoh GR IIIx
✓VerifiedConfidence: 86%
Verdict: The Nikon Zf outperforms the Ricoh GR IIIx in sensor size, versatility, and overall image quality with its full-frame 24.5MP sensor versus the 24MP APS-C in the GR IIIx (per DPReview and Imaging Resource tests). The GR IIIx wins on portability at 262g versus 630g but sacrifices flexibility with its fixed 40mm lens. Nikon Zf is the stronger choice for most photographers seeking long-term system growth.
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Winner: Nikon Zf
Nikon Zf: 8.5/10
Ricoh GR IIIx: 7/10
Spec-by-spec comparison
Nikon Zf
Ricoh GR IIIx
Sensor Size
Full-frame
APS-C
Megapixels
24.5
24
Weight (body)
630g
262g
Lens
Interchangeable Z-mount
Fixed 40mm equiv f/2.8
Nikon Zf
What works
Full-frame sensor delivers superior low-light performance and dynamic range
Extensive lens ecosystem with native Z-mount options
Robust build with in-body stabilization and weather sealing
What doesn't
Heavier and bulkier than compact alternatives
Higher cost when paired with quality lenses
Ricoh GR IIIx
What works
Extremely pocketable design for everyday carry
Sharp fixed lens with macro capability
Quick snap focus and leaf shutter for discreet shooting
What doesn't
Limited to single focal length with no zoom or interchangeability
Smaller sensor restricts low-light and depth-of-field control
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