Ricoh
GR IIIx
GR III with a tighter 40mm equivalent GR lens for a natural street, travel, and documentary perspective.
$999
Launch priceReleased Sep 2021
Ricoh
GR IV
Latest GR with 25.74MP APS-C sensor, 28mm equivalent lens, 5-axis SR, 53GB internal memory, and pocket street-camera handling.
$1,499
Launch priceReleased Jan 2026
GR IV is 4.3 years newer.
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Wins
GR IIIx
Wins
GR IV
8 categories tied
Which would you choose?
TL;DR — Key differences
- BGR IV has higher ISO max (native) (204,800 vs 102,400)
- BGR IV has higher Battery life (CIPA) (250 shots vs 200 shots)
- BGR IV has higher Resolution (25.74 MP vs 24.24 MP)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareGR IIIx
109 × 62 × 35 mm
262 g (0.58 lb / 9.24 oz)
Credit card
85.6 × 54 mm
for scale
GR IV
109 × 61 × 33 mm
262 g (0.58 lb / 9.24 oz)
GR IIIx is 1mm taller and 3mm thicker than GR IV.
GR IIIx and GR IV weigh the same.
Depth (front-to-back): 35mm GR IIIx · 33mm GR IV
Back view, to scale
Width × Height — same proportions as the front of the body.
GR IIIx
109 × 62 mm
Credit card
85.6 × 54 mm
GR IV
109 × 61 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
GR IIIx
109 × 35 mm
Credit card
85.6 × 54 mm
GR IV
109 × 33 mm
Sensor size, to scale
GR IIIx
23.5 × 15.6 mm · APS-C
367 mm² area
GR IV
23.3 × 15.5 mm · APS-C
361 mm² area
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose
GR IIIx
Card types
Adds SD, SDHC, SDXC UHS-I
Dimensions (W×H×D mm)
Adds 61.9, 35.2
Reasons to choose
GR IV
Card types
Adds microSD, microSDHC, microSDXC UHS-I
Dimensions (W×H×D mm)
Adds 61.1, 32.7
ISO max (native)
204,800 vs 102,400 — higher is better
Battery life (CIPA)
250 shots vs 200 shots — higher is better
Resolution
25.74 MP vs 24.24 MP — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓AF points / zones — Both 49
- ✓Eye AF — Both support eye af
- ✓Burst (mechanical) — Both 4 fps
- ✓Burst (electronic) — Both 4 fps
- ✓4K max frame rate — Both 60 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 IV
Pros
- ✓25.74MP APS-C sensor
- ✓5-axis sensor-shift SR
- ✓53GB internal memory
- ✓Pocketable 28mm GR lens
Cons
- –Fixed lens
- –No built-in EVF
- –Full HD video only
Decided which one is right for you?
Compare live prices for the GR IIIx and GR IV at major authorized retailers.
Ricoh GR IIIx
Ricoh GR IV
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for portraits, GR IIIx or GR IV?
GR IIIx scores 6.5/10 versus 6.5/10 for GR IV — 24.24MP — solid resolution.
What's the resolution difference between the GR IIIx and GR IV?
GR IIIx is 24.24 MP and GR IV is 25.74 MP, so the GR IV captures more detail for cropping and large prints.
Do the GR IIIx and GR IV have in-body image stabilization?
GR IIIx has in-body image stabilization, while GR IV has in-body image stabilization.
Which shoots faster bursts — the GR IIIx or the GR IV?
GR IIIx reaches 4 fps electronic. GR IV reaches 4 fps electronic.
What's the weight difference between the GR IIIx and GR IV?
Both bodies weigh roughly 262 g.
Do the GR IIIx and GR IV record 4K video?
GR IIIx: 4K up to 60p. GR IV: 4K up to 60p.
Are the GR IIIx and GR IV weather sealed?
GR IIIx: No. GR IV: No.
Which has better battery life?
Rated battery life is 200 shots (CIPA) for the GR IIIx and 250 shots for the GR IV, giving the GR IV the edge.
How much does each cost?
GR IIIx launched at $999 and GR IV at $1,499. The GR IIIx is $500 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way GR IIIx vs GR IV vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Ricoh press materials.