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-A5
Entry X-A body with a 24MP Bayer APS-C sensor and selfie-friendly tilting touchscreen.
$599
Released Jan 2018
GFX100S II is 6.3 years newer.
Wins
GFX100S II
Wins
X-A5
3 categories tied
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TL;DR — Key differences
- AGFX100S II has higher IBIS effectiveness (8 stops vs 0 stops)
- AGFX100S II has higher Max video bit rate (720 Mbps vs 50 Mbps)
- AGFX100S II has higher RAW buffer depth (96 frames vs 10 frames)
- AGFX100S II has higher Resolution (102 MP vs 24.2 MP)
- AGFX100S II has lower ISO min (native) (80 vs 200)
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-A5
117 × 68 × 40 mm
361 g (0.80 lb / 12.73 oz)
GFX100S II is 33mm wider, 37mm taller, and 47mm thicker than X-A5.
GFX100S II is 522 g heavier than X-A5.
Depth (front-to-back): 87mm GFX100S II · 40mm X-A5
Sensor size, to scale
GFX100S II
43.8 × 32.9 mm · Medium Format
1441 mm² area
X-A5
23.5 × 15.7 mm · APS-C
369 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-A5
✓ 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
Card types
Adds SD UHS-II, SDXC V90, SSD via USB
Max video bit rate
720 Mbps vs 50 Mbps — higher is better
RAW buffer depth
96 frames vs 10 frames — higher is better
Codecs
Adds Apple ProRes 422 HQ, Apple ProRes 422, Apple ProRes 422 LT…
Resolution
102 MP vs 24.2 MP — higher is better
Reasons to choose
X-A5
Subject recognition
Adds Human
Dimensions (W×H×D mm)
Adds 116.9, 67.7, 40.4
Card types
Adds SD UHS-I
Weight
361 g vs 883 g — lower is better
Burst (electronic)
6 fps vs 4.1 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
- ✓Touchscreen — Both support touchscreen
- ✓Wi-Fi — Both support wi-fi
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-A5
Pros
- ✓24MP APS-C
- ✓Selfie tilting screen
- ✓Affordable
Cons
- –No EVF
- –4K limited to 15p
- –Entry AF
Decided which one is right for you?
Compare live prices for the GFX100S II and X-A5 at major authorized retailers.
Fujifilm GFX100S II
Fujifilm X-A5
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for landscape, GFX100S II or X-A5?
GFX100S II scores 7.0/10 versus 1.5/10 for X-A5 — 102MP — massive detail for large prints.
What's the resolution difference between the GFX100S II and X-A5?
GFX100S II is 102 MP and X-A5 is 24.2 MP, so the GFX100S II captures more detail for cropping and large prints.
Do the GFX100S II and X-A5 have in-body image stabilization?
GFX100S II has 8-stop in-body image stabilization, while x-A5 does not have IBIS.
Which shoots faster bursts — the GFX100S II or the X-A5?
GFX100S II reaches 7 fps mechanical. X-A5 reaches 6 fps electronic.
What's the weight difference between the GFX100S II and X-A5?
GFX100S II weighs 883 g and X-A5 weighs 361 g, so the X-A5 is 522 g lighter.
Do the GFX100S II and X-A5 record 4K video?
GFX100S II: 4K up to 30p. X-A5: 4K up to 15p.
Are the GFX100S II and X-A5 weather sealed?
GFX100S II: Yes. X-A5: No.
Which has better battery life?
Rated battery life is 530 shots (CIPA) for the GFX100S II and 450 shots for the X-A5, giving the GFX100S II the edge.
How much does each cost?
GFX100S II launched at $4,999 and X-A5 at $599. The X-A5 is $4,400 less.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.