Sony
FX2
Compact full-frame cinema camera with 4K 120p, S-Cinetone, and active cooling.
$2,499
Launch priceReleased Feb 2025
Sony
FX3
Compact full-frame cinema line camera with S-Cinetone and pro video ergonomics.
$3,899
Launch priceReleased Feb 2021
FX2 is 4 years newer.
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Wins
FX2
Wins
FX3
6 categories tied
Which would you choose?
TL;DR — Key differences
- BFX3 has higher Max video bit rate (600 Mbps vs 200 Mbps)
- AFX2 has higher Resolution (33 MP vs 12.1 MP)
- BFX3 has higher ISO max (native) (102,400 vs 51,200)
- BFX3 has higher 4K max frame rate (120 fps vs 60 fps)
- BFX3 has lower ISO min (native) (80 vs 100)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareFX2
138 × 98 × 88 mm
720 g (1.59 lb / 25.40 oz)
Credit card
85.6 × 54 mm
for scale
FX3
130 × 78 × 85 mm
715 g (1.58 lb / 25.22 oz)
FX2 is 8mm wider, 20mm taller, and 4mm thicker than FX3.
FX2 is 5 g heavier than FX3.
Depth (front-to-back): 88mm FX2 · 85mm FX3
Back view, to scale
Width × Height — same proportions as the front of the body.
FX2
138 × 98 mm
Credit card
85.6 × 54 mm
FX3
130 × 78 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
FX2
138 × 88 mm
Credit card
85.6 × 54 mm
FX3
130 × 85 mm
Sensor size, to scale
FX2
35.9 × 23.9 mm · Full Frame
858 mm² area
FX3
35.6 × 23.8 mm · Full Frame
847 mm² area
Lens ecosystem
Native lens selection
FX2
✓ more lensesSony E
350+
native lenses available
FX3
✓ more lensesSony E
350+
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
FX2
Dimensions (W×H×D mm)
Adds 138, 98, 88
Subject recognition
Adds Bird, Insect, Car/Train…
Resolution
33 MP vs 12.1 MP — higher is better
AF points / zones
759 vs 627 — higher is better
Battery life (CIPA)
640 shots vs 580 shots — higher is better
Reasons to choose
FX3
AF low-light limit
-6 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 129.7, 77.8, 84.5
Max video bit rate
600 Mbps vs 200 Mbps — higher is better
ISO max (native)
102,400 vs 51,200 — higher is better
4K max frame rate
120 fps vs 60 fps — higher is better
ISO min (native)
80 vs 100 — lower is better
Weight
715 g vs 720 g — lower is better
Both cameras share
- ✓AA filter — Both support aa filter
- ✓AF frame coverage — Both 94 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓Burst (mechanical) — Both 10 fps
- ✓Burst (electronic) — Both 10 fps
Pros & cons at a glance
Editorially curated highlights and trade-offs.
FX2
Pros
- ✓4K 120p
- ✓S-Cinetone / S-Log3
- ✓Compact cinema body
- ✓Active cooling
Cons
- –No EVF
- –Photo ergonomics limited
- –Premium price
FX3
Pros
- ✓Cinema form factor
- ✓S-Log3 / S-Cinetone
- ✓Compact for gimbals
- ✓Full-frame sensor
Cons
- –No EVF
- –Still photo ergonomics limited
- –Single card slot
Decided which one is right for you?
Compare live prices for the FX2 and FX3 at major authorized retailers.
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, FX2 or FX3?
FX2 scores 8.0/10 versus 5.5/10 for FX3 — Bird AF subject recognition.
What's the resolution difference between the FX2 and FX3?
FX2 is 33 MP and FX3 is 12.1 MP, so the FX2 captures more detail for cropping and large prints.
Do the FX2 and FX3 have in-body image stabilization?
FX2 has 5.5-stop in-body image stabilization, while FX3 has 5.5-stop in-body image stabilization.
Which shoots faster bursts — the FX2 or the FX3?
FX2 reaches 10 fps electronic. FX3 reaches 10 fps electronic.
What's the weight difference between the FX2 and FX3?
FX2 weighs 720 g and FX3 weighs 715 g, so the FX3 is 5 g lighter.
Do the FX2 and FX3 record 4K video?
FX2: 4K up to 60p. FX3: 4K up to 120p.
Are the FX2 and FX3 weather sealed?
FX2: Yes. FX3: Yes.
Which has better battery life?
Rated battery life is 640 shots (CIPA) for the FX2 and 580 shots for the FX3, giving the FX2 the edge.
How much does each cost?
FX2 launched at $2,499 and FX3 at $3,899. The FX2 is $1,400 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way FX2 vs FX3 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Sony press materials.