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Ricoh

GR IIIx

GR III with a tighter 40mm equivalent GR lens for a natural street, travel, and documentary perspective.

$999

Launch price

Released Sep 2021

vs

Ricoh

GR IIIx HDF

GR IIIx variant with built-in Highlight Diffusion Filter and a 40mm equivalent lens for softer street photography rendering.

$1,146

Launch price

Released Apr 2024

GR IIIx HDF is 2.5 years newer.

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Wins

0categories

GR IIIx

PortraitVlogging

Wins

0categories

GR IIIx HDF

PortraitVlogging

10 categories tied

Key specs at a glance

GR IIIxGR IIIx HDF
Resolution24.24 MP24.24 MP
SensorAPS-CAPS-C
ISO max102,400102,400
Burst4 fps4 fps
4K60 fps60 fps
IBISYesYes
Weight262 g262 g
Battery200 shots200 shots

Size and weight, to scale

GR IIIx

109 × 62 × 35 mm

262 g (0.58 lb / 9.24 oz)

GR IIIx HDF

109 × 62 × 35 mm

262 g (0.58 lb / 9.24 oz)

GR IIIx and GR IIIx HDF share virtually identical body dimensions.

GR IIIx and GR IIIx HDF weigh the same.

Depth (front-to-back): 35mm GR IIIx · 35mm GR IIIx HDF

Sensor size, to scale

GR IIIx

23.5 × 15.6 mm · APS-C

367 mm² area

GR IIIx HDF

23.5 × 15.6 mm · APS-C

367 mm² area

Use-case scoring

Which one for what?

Algorithmic scores from verified specs · 10 = best in class

Use caseGR IIIxGR IIIx HDF
Portrait
6.5Good
6.5Good
Sports & Action
0.5Limited
0.5Limited
Video & Hybrid
3.5Limited
3.5Limited
Landscape
2.5Limited
2.5Limited
Travel
5.5Fair
5.5Fair
Wildlife
2.0Limited
2.0Limited
Vlogging
6.5Good
6.5Good

Why pick one over the other

Reasons to choose

GR IIIx

No major advantages on measured specs.

Reasons to choose

GR IIIx HDF

No major advantages on measured specs.

Both cameras share

  • ResolutionBoth 24.24 MP
  • ISO min (native)Both 100
  • ISO max (native)Both 102,400
  • AF points / zonesBoth 49
  • Eye AFBoth support eye af
  • Burst (mechanical)Both 4 fps

Pros & cons at a glance

Editorially curated highlights and trade-offs.

GR IIIx

Pros

  • 40mm equivalent GR lens
  • Pocketable APS-C
  • 3-axis SR
  • Snap focus street shooting

Cons

  • Fixed lens
  • No built-in EVF
  • Full HD video only

GR IIIx HDF

Pros

  • Built-in HDF effect
  • 40mm equivalent GR lens
  • Pocketable APS-C
  • 3-axis SR

Cons

  • No ND filter
  • Fixed lens
  • Full HD video only

Decided which one is right for you?

Compare live prices for the GR IIIx and GR IIIx HDF at major authorized retailers.

Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.

Full specifications

= category winner

GR IIIx
GR IIIx HDF
Resolution
24.24 MP
24.24 MP
Sensor type
APS-C CMOS
APS-C CMOS
Sensor size
23.5 x 15.6 mm
23.5 x 15.6 mm
AA filter
No
No
GR IIIx
GR IIIx HDF
Processor
GR ENGINE 6
GR ENGINE 6
GR IIIx
GR IIIx HDF
ISO min (native)
100
100
ISO max (native)
102,400
102,400
ISO max (expanded)
102,400
102,400
GR IIIx
GR IIIx HDF
Shutter type
Leaf shutter
Leaf shutter
Max mechanical speed
1/4000 sec
1/4000 sec
Max electronic speed
1/16000 sec
1/16000 sec
GR IIIx
GR IIIx HDF
AF system
Hybrid AF (image-plane phase detection + contrast detection)
Hybrid AF (image-plane phase detection + contrast detection)
AF points / zones
49
49
Eye AF
Yes
Yes
Animal / bird AF
No
No
Subject recognition
Face, Eye
Face, Eye

Frequently asked

Quick answers generated from verified specs.

Which is better for portraits, GR IIIx or GR IIIx HDF?

GR IIIx scores 6.5/10 versus 6.5/10 for GR IIIx HDF — 24.24MP — solid resolution.

What's the resolution difference between the GR IIIx and GR IIIx HDF?

Both cameras share the same 24.24 MP resolution.

Do the GR IIIx and GR IIIx HDF have in-body image stabilization?

GR IIIx has in-body image stabilization, while gR IIIx HDF has in-body image stabilization.

Which shoots faster bursts — the GR IIIx or the GR IIIx HDF?

GR IIIx reaches 4 fps electronic. GR IIIx HDF reaches 4 fps electronic.

What's the weight difference between the GR IIIx and GR IIIx HDF?

Both bodies weigh roughly 262 g.

Do the GR IIIx and GR IIIx HDF record 4K video?

GR IIIx: 4K up to 60p. GR IIIx HDF: 4K up to 60p.

Are the GR IIIx and GR IIIx HDF weather sealed?

GR IIIx: No. GR IIIx HDF: No.

Which has better battery life?

Rated battery life is 200 shots (CIPA) for the GR IIIx and 200 shots for the GR IIIx HDF, giving the GR IIIx HDF the edge.

How much does each cost?

GR IIIx launched at $999 and GR IIIx HDF at $1,146. The GR IIIx is $147 less.

Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.