Sony
Alpha 7R VI
66.8MP stacked full-frame high-resolution body with 30fps bursts, 8K 30p, 4K 120p, and Sony's AI processing unit.
$4,499
Launch priceReleased Jun 2026
Sony
RX10 IV
1-inch bridge with 24–600mm f/2.4–4 zoom, 24fps AF tracking, and pro video features.
$1,699
Launch priceReleased Sep 2017
Alpha 7R VI is 8.8 years newer.
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Wins
Alpha 7R VI
Wins
RX10 IV
2 categories tied
Which would you choose?
TL;DR — Key differences
- AAlpha 7R VI has higher 4K max frame rate (120 fps vs 29.97 fps)
- AAlpha 7R VI has higher Max video bit rate (600 Mbps vs 150 Mbps)
- AAlpha 7R VI has higher EVF resolution (9,437,184 vs 2,359,296)
- AAlpha 7R VI has higher Resolution (66.8 MP vs 20.1 MP)
- AAlpha 7R VI has higher Battery capacity (2670 mAh vs 1020 mAh)
Key specs at a glance
Size and weight, to scale
📸 Snap this size diff to share
Alpha 7R VI
133 × 97 × 83 mm
713 g (1.57 lb / 25.15 oz)
Credit card
85.6 × 54 mm
for scale
RX10 IV
133 × 94 × 145 mm
1095 g (2.41 lb / 38.63 oz)
Alpha 7R VI is 62mm thinner than RX10 IV but it is also 3mm taller.
Alpha 7R VI is 382 g lighter than RX10 IV.
Depth (front-to-back): 83mm Alpha 7R VI · 145mm RX10 IV
Back view, to scale
Width × Height — same proportions as the front of the body.
Alpha 7R VI
133 × 97 mm
Credit card
85.6 × 54 mm
RX10 IV
133 × 94 mm
Top view, to scale
Width × Depth (front-to-back) — see which body is chunkier on the table.
Alpha 7R VI
133 × 83 mm
Credit card
85.6 × 54 mm
RX10 IV
133 × 145 mm
Sensor size, to scale
Alpha 7R VI
35.9 × 24 mm · Full Frame
862 mm² area
RX10 IV
13.2 × 8.8 mm · 1-inch
116 mm² area
7.4× larger sensor area = shallower depth of field and better low-light performance.
Lens ecosystem
Native lens selection
Alpha 7R VI
✓ more lensesSony E
350+
native lenses available
RX10 IV: mount data unavailable
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 VI
AF low-light limit
-6 EV vs -4 EV — lower is better
Dimensions (W×H×D mm)
Adds 132.7, 96.9, 82.9
Card types
Adds CFexpress Type A, SDXC UHS-II
Codecs
Adds XAVC HS, XAVC S-I, H.265…
4K max frame rate
120 fps vs 29.97 fps — higher is better
Max video bit rate
600 Mbps vs 150 Mbps — higher is better
EVF resolution
9,437,184 vs 2,359,296 — higher is better
Resolution
66.8 MP vs 20.1 MP — higher is better
Reasons to choose
RX10 IV
Dimensions (W×H×D mm)
Adds 132.5, 94, 145
Card types
Adds SD, SDHC, SDXC…
Codecs
Adds AVCHD, MP4
AA filter
Only RX10 IV supports it
Pre-Capture / Pre-Release
Only RX10 IV supports it
Weather sealing
Only RX10 IV supports it
RAW buffer depth
249 frames vs 150 frames — higher is better
Both cameras share
- ✓ISO min (native) — Both 100
- ✓AF points / zones — Both 759
- ✓Eye AF — Both support eye af
- ✓Animal / bird AF — Both support animal / bird af
- ✓In-body stabilization (IBIS) — Both support in-body stabilization (ibis)
- ✓Touchscreen — Both support touchscreen
Pros & cons at a glance
Editorially curated highlights and trade-offs.
Alpha 7R VI
Pros
- ✓66.8MP stacked full-frame sensor
- ✓30fps blackout-free electronic burst
- ✓8K 30p and 4K 120p video
- ✓5-axis sensor-shift stabilization
- ✓9.44M-dot HDR OLED EVF
Cons
- –Very expensive
- –Large files demand fast cards and storage
- –8K workflow can be heavy
RX10 IV
Pros
- ✓24–600mm reach
- ✓24fps with AF
- ✓Weather sealed
- ✓Strong all-in-one travel camera
Cons
- –1-inch sensor
- –Large bridge body
- –Expensive for sensor size
Decided which one is right for you?
Compare live prices for the Alpha 7R VI and RX10 IV at major authorized retailers.
Sony Alpha 7R VI
Sony RX10 IV
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Full specifications
✓ = category winner
Frequently asked
Quick answers generated from verified specs.
Which is better for video, Alpha 7R VI or RX10 IV?
Alpha 7R VI scores 8.0/10 versus 3.0/10 for RX10 IV — 8K recording for future-proof footage.
What's the resolution difference between the Alpha 7R VI and RX10 IV?
Alpha 7R VI is 66.8 MP and RX10 IV is 20.1 MP, so the Alpha 7R VI captures more detail for cropping and large prints.
Do the Alpha 7R VI and RX10 IV have in-body image stabilization?
Alpha 7R VI has in-body image stabilization, while RX10 IV has 6-stop in-body image stabilization.
Which shoots faster bursts — the Alpha 7R VI or the RX10 IV?
Alpha 7R VI reaches 30 fps electronic. RX10 IV reaches 24 fps mechanical.
What's the weight difference between the Alpha 7R VI and RX10 IV?
Alpha 7R VI weighs 713 g and RX10 IV weighs 1095 g, so the Alpha 7R VI is 382 g lighter.
Do the Alpha 7R VI and RX10 IV record 4K video?
Alpha 7R VI: 8K (max), 4K up to 120p. RX10 IV: 4K up to 29.97p.
Are the Alpha 7R VI and RX10 IV weather sealed?
Alpha 7R VI: No. RX10 IV: Yes.
Which has better battery life?
Rated battery life is 600 shots (CIPA) for the Alpha 7R VI and 370 shots for the RX10 IV, giving the Alpha 7R VI the edge.
How much does each cost?
Alpha 7R VI launched at $4,499 and RX10 IV at $1,699. The RX10 IV is $2,800 less.
Can't decide between two? Compare a third camera.
Add any camera to get a three-way Alpha 7R VI vs RX10 IV vs X comparison.
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.
Product images courtesy of Sony press materials.