Fujifilm
GFX100S II
Compact 102MP GFX medium format body with X-Processor 5, 8-stop IBIS, and updated subject detection.
$4,999
Released May 2024
Fujifilm
X-T3
APS-C hybrid that put Fujifilm on the video map with 10-bit internal 4K.
$1,499
Released Sep 2018
GFX100S II is 5.7 years newer.
Wins
GFX100S II
Wins
X-T3
5 categories tied
TL;DR — Key differences
- AGFX100S II has higher IBIS effectiveness (8 stops vs 0 stops)
- BX-T3 has higher Burst (electronic) (30 fps vs 4.1 fps)
- AGFX100S II has higher Resolution (102 MP vs 26.1 MP)
- AGFX100S II has higher RAW buffer depth (96 frames vs 36 frames)
- AGFX100S II has lower ISO min (native) (80 vs 160)
Key specs at a glance
Size and weight, to scale
GFX100S II
150 × 104 × 87 mm
883 g (1.95 lb / 31.15 oz)
X-T3
133 × 93 × 59 mm
539 g (1.19 lb / 19.01 oz)
GFX100S II is 18mm wider, 11mm taller, and 28mm thicker than X-T3.
GFX100S II is 344 g heavier than X-T3.
Depth (front-to-back): 87mm GFX100S II · 59mm X-T3
Sensor size, to scale
GFX100S II
43.8 × 32.9 mm · Medium Format
1441 mm² area
X-T3
23.5 × 15.6 mm · APS-C
367 mm² area
3.9× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
GFX100S II: mount data unavailable
X-T3
✓ more lensesFujifilm X
105+
native lenses available
Counts include current first-party and major third-party native autofocus lenses.
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
GFX100S II
Subject recognition
Adds Animal, Bird, Automobile…
IBIS effectiveness
8 stops vs 0 stops — higher is better
Dimensions (W×H×D mm)
Adds 150, 104.2, 87.2
Resolution
102 MP vs 26.1 MP — higher is better
Card types
Adds SDXC V90, SSD via USB
RAW buffer depth
96 frames vs 36 frames — higher is better
Codecs
Adds Apple ProRes 422 HQ, Apple ProRes 422, Apple ProRes 422 LT
ISO min (native)
80 vs 160 — lower is better
Reasons to choose
X-T3
Dimensions (W×H×D mm)
Adds 132.5, 92.8, 58.8
Burst (electronic)
30 fps vs 4.1 fps — higher is better
Pre-Capture / Pre-Release
Only X-T3 supports it
4K max frame rate
60 fps vs 30 fps — higher is better
Weight
539 g vs 883 g — lower is better
Burst (mechanical)
11 fps vs 7 fps — higher is better
Both cameras share
- ✓ISO max (native) — Both 12,800
- ✓AF points / zones — Both 425
- ✓AF frame coverage — Both 100 %
- ✓Eye AF — Both support eye af
- ✓Weather sealing — Both support weather sealing
- ✓Card slots — Both 2
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GFX100S II
Pros
- ✓102MP medium format sensor
- ✓8-stop IBIS
- ✓X-Processor 5
- ✓Compact for GFX
Cons
- –Large files
- –Premium price
- –Medium format AF not for sports
X-T3
Pros
- ✓10-bit 4K internal
- ✓26MP
- ✓Great used value
Cons
- –No IBIS
- –Superseded
- –APS-C
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for sports, GFX100S II or X-T3?
X-T3 scores 7.0/10 versus 4.0/10 for GFX100S II — 30fps burst — pro-level action capture.
What's the resolution difference between the GFX100S II and X-T3?
GFX100S II is 102 MP and X-T3 is 26.1 MP, so the GFX100S II captures more detail for cropping and large prints.
Do the GFX100S II and X-T3 have in-body image stabilization?
GFX100S II has 8-stop in-body image stabilization, while x-T3 does not have IBIS.
Which shoots faster bursts — the GFX100S II or the X-T3?
GFX100S II reaches 7 fps mechanical. X-T3 reaches 30 fps electronic.
What's the weight difference between the GFX100S II and X-T3?
GFX100S II weighs 883 g and X-T3 weighs 539 g, so the X-T3 is 344 g lighter.
Do the GFX100S II and X-T3 record 4K video?
GFX100S II: 4K up to 30p. X-T3: 4K up to 60p.
Are the GFX100S II and X-T3 weather sealed?
GFX100S II: Yes. X-T3: Yes.
Which has better battery life?
Rated battery life is 530 shots (CIPA) for the GFX100S II and 390 shots for the X-T3, giving the GFX100S II the edge.
How much does each cost?
GFX100S II launched at $4,999 and X-T3 at $1,499. The X-T3 is $3,500 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.