Sony
Alpha 6600
APS-C with IBIS and huge NP-FZ100 battery in a compact body.
$1,399
Launch priceReleased Oct 2019
Sony
FX5
2026 Cinema Line full-frame camera with 16.6MP stacked Exmor RS, 5K Open Gate, internal 16-bit X-OCN RAW, triple base ISO, and FX3-class compact mobility.
$4,899
Launch priceReleased Aug 2026
FX5 is 6.8 years newer.
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Wins
Alpha 6600
Wins
FX5
2 categories tied
Which would you choose?
TL;DR — Key differences
- AAlpha 6600 has higher Burst (mechanical) (11 fps vs 0 fps)
- AAlpha 6600 has higher Burst (electronic) (11 fps vs 0 fps)
- AAlpha 6600 has lower ISO min (native) (100 vs 800)
- BFX5 has higher 4K max frame rate (120 fps vs 30 fps)
- BFX5 has higher EVF resolution (7,070,000 vs 2,359,296)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to shareAlpha 6600
120 × 67 × 69 mm
503 g (1.11 lb / 17.74 oz)
Credit card
85.6 × 54 mm
for scale
FX5
132 × 79 × 87 mm
734 g (1.62 lb / 25.89 oz)
Alpha 6600 is 12mm narrower, 12mm shorter, and 18mm thinner than FX5.
Alpha 6600 is 231 g lighter than FX5.
Depth (front-to-back): 69mm Alpha 6600 · 87mm FX5
Back view, to scale
Width × Height — same proportions as the front of the body.
Alpha 6600
120 × 67 mm
Credit card
85.6 × 54 mm
FX5
132 × 79 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Alpha 6600
120 × 69 mm
Credit card
85.6 × 54 mm
FX5
132 × 87 mm
Sensor size, to scale
Alpha 6600
23.5 × 15.6 mm · APS-C
367 mm² area
FX5
35.7 × 23.8 mm · Full Frame
850 mm² area
2.3× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
Alpha 6600
✓ more lensesSony E
350+
native lenses available
FX5
✓ 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
Alpha 6600
Burst (mechanical)
11 fps vs 0 fps — higher is better
Burst (electronic)
11 fps vs 0 fps — higher is better
Dimensions (W×H×D mm)
Adds 120, 66.9, 69.3
Card types
Adds SD UHS-I
ISO min (native)
100 vs 800 — lower is better
ISO max (native)
32,000 vs 12,800 — higher is better
Codecs
Adds AVCHD
Weight
503 g vs 734 g — lower is better
Reasons to choose
FX5
AF low-light limit
-6 EV vs -2 EV — lower is better
Dimensions (W×H×D mm)
Adds 132.3, 79, 86.95
Card types
Adds CFexpress Type A, SD UHS-II
4K max frame rate
120 fps vs 30 fps — higher is better
Codecs
Adds X-OCN LT, X-OCN C1, X-OCN C2…
EVF resolution
7,070,000 vs 2,359,296 — higher is better
AA filter
Only FX5 supports it
RAW buffer depth
120 frames vs 60 frames — higher is better
Both cameras share
- ✓AF frame coverage — Both 94 %
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Weather sealing — Both support weather sealing
- ✓EVF refresh rate — Both 120 Hz
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Alpha 6600
Pros
- ✓IBIS in APS-C
- ✓Excellent battery
- ✓Real-time tracking AF
Cons
- –Older than A6700
- –Single slot
- –No 4K 60p
FX5
Pros
- ✓5K Open Gate + internal X-OCN RAW (LT / C1 / C2)
- ✓Triple base ISO 800 / 4000 / 12800 + Dual Gain
- ✓15+ stops DR (S-Log3) + BIONZ XR2 AI AF
- ✓5K 60p / 4K 120p / FHD 240p at launch
- ✓Compact body with IBIS, cooling, dual card slots
Cons
- –Body-only $4,899 — XLR handle / OLED EVF optional
- –Open Gate X-OCN only at launch (XAVC Open Gate via FW)
- –4K 240p / 5K 120p planned for 2027 firmware
- –No built-in EVF (optional DVF-EL1)
Decided which one is right for you?
Compare live prices for the Alpha 6600 and FX5 at major authorized retailers.
Sony Alpha 6600
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for travel, Alpha 6600 or FX5?
Alpha 6600 scores 8.5/10 versus 4.5/10 for FX5 — 503g — compact and travel-friendly.
What's the resolution difference between the Alpha 6600 and FX5?
Alpha 6600 is 24.2 MP and FX5 is 16.6 MP, so the Alpha 6600 captures more detail for cropping and large prints.
Do the Alpha 6600 and FX5 have in-body image stabilization?
Alpha 6600 has 5-stop in-body image stabilization, while FX5 has 5.5-stop in-body image stabilization.
What's the weight difference between the Alpha 6600 and FX5?
Alpha 6600 weighs 503 g and FX5 weighs 734 g, so the Alpha 6600 is 231 g lighter.
Do the Alpha 6600 and FX5 record 4K video?
Alpha 6600: 4K up to 30p. FX5: 4K up to 120p.
Are the Alpha 6600 and FX5 weather sealed?
Alpha 6600: Yes. FX5: Yes.
How much does each cost?
Alpha 6600 launched at $1,399 and FX5 at $4,899. The Alpha 6600 is $3,500 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Alpha 6600 vs FX5 vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Sony press materials.