Sony
Alpha 7R
36MP no-AA-filter full-frame mirrorless for landscape and studio — launched the high-res mirrorless era.
$2,299
Launch priceReleased Oct 2013
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 12.8 years newer.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Wins
Alpha 7R
Wins
FX5
4 categories tied
Which would you choose?
TL;DR — Key differences
- AAlpha 7R has higher Burst (mechanical) (8 fps vs 0 fps)
- AAlpha 7R has higher Burst (electronic) (20 fps vs 0 fps)
- BFX5 has higher AF points / zones (759 vs 25)
- AAlpha 7R has lower ISO min (native) (100 vs 800)
- BFX5 has higher EVF resolution (7,070,000 vs 2,400,000)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Alpha 7R
127 × 94 × 48 mm
465 g (1.03 lb / 16.40 oz)
Credit card
85.6 × 54 mm
for scale
FX5
132 × 79 × 87 mm
734 g (1.62 lb / 25.89 oz)
Alpha 7R is 5mm narrower and 39mm thinner than FX5 but it is also 15mm taller.
Alpha 7R is 269 g lighter than FX5.
Depth (front-to-back): 48mm Alpha 7R · 87mm FX5
Back view, to scale
Width × Height — same proportions as the front of the body.
Alpha 7R
127 × 94 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 7R
127 × 48 mm
Credit card
85.6 × 54 mm
FX5
132 × 87 mm
Sensor size, to scale
Alpha 7R
35.9 × 24 mm · Full Frame
862 mm² area
FX5
35.7 × 23.8 mm · Full Frame
850 mm² area
Lens ecosystem
Native lens selection
Alpha 7R
✓ 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 7R
Burst (mechanical)
8 fps vs 0 fps — higher is better
Burst (electronic)
20 fps vs 0 fps — higher is better
Dimensions (W×H×D mm)
Adds 126.9, 94.4, 48.2
ISO min (native)
100 vs 800 — lower is better
Resolution
36.4 MP vs 16.6 MP — higher is better
ISO max (native)
25,600 vs 12,800 — higher is better
Pre-Capture / Pre-Release
Only Alpha 7R supports it
Weight
465 g vs 734 g — lower is better
Reasons to choose
FX5
AF low-light limit
-6 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 132.3, 79, 86.95
AF points / zones
759 vs 25 — higher is better
Codecs
Adds X-OCN LT, X-OCN C1, X-OCN C2…
EVF resolution
7,070,000 vs 2,400,000 — higher is better
Battery capacity
2670 mAh vs 1080 mAh — higher is better
AA filter
Only FX5 supports it
4K max frame rate
120 fps vs 60 fps — 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
- ✓RAW buffer depth — Both 120 frames
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Weather sealing — Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Alpha 7R
Pros
- ✓36MP no AA filter
- ✓Compact high-res body
- ✓Historic significance
- ✓Great used value
Cons
- –Slow AF
- –No IBIS
- –Very dated ergonomics
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 7R and FX5 at major authorized retailers.
Sony Alpha 7R
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for wildlife, Alpha 7R or FX5?
Alpha 7R scores 9.0/10 versus 5.0/10 for FX5 — 20fps burst captures fleeting moments.
What's the resolution difference between the Alpha 7R and FX5?
Alpha 7R is 36.4 MP and FX5 is 16.6 MP, so the Alpha 7R captures more detail for cropping and large prints.
Do the Alpha 7R and FX5 have in-body image stabilization?
Alpha 7R has 7-stop in-body image stabilization, while FX5 has 5.5-stop in-body image stabilization.
What's the weight difference between the Alpha 7R and FX5?
Alpha 7R weighs 465 g and FX5 weighs 734 g, so the Alpha 7R is 269 g lighter.
Do the Alpha 7R and FX5 record 4K video?
Alpha 7R: 4K up to 60p. FX5: 4K up to 120p.
Are the Alpha 7R and FX5 weather sealed?
Alpha 7R: Yes. FX5: Yes.
How much does each cost?
Alpha 7R launched at $2,299 and FX5 at $4,899. The Alpha 7R is $2,600 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Alpha 7R 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.