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  1. Home
  2. /Cameras
  3. /Sony A7R VI vs OM System OM-1 Mark II

Sony A7R VI vs OM System OM-1 Mark II

Verdict

Our overall take, at a glance

Key takeaways

  • Sony A7R VI leads OM System OM-1 Mark II overall by 11 points (79 vs 68 out of 100).
  • Sony A7R VI stands out on Sensor Megapixels: 66.8 MP, Max Video Resolution: 7680 × 4320 px, Max Video Frame Rate: 120 Hz.
Sony A7R VI leads overall
Sony A7R VI
79
OM System OM-1 Mark II
68
Why it stands out
  • Sensor Megapixels: 66.8 MP
  • Max Video Resolution: 7680 × 4320 px
  • Max Video Frame Rate: 120 Hz

In-depth analysisAI

AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.

OM System OM-1 Mark II

The OM System OM-1 Mark II is an incremental update to the brand's flagship Micro Four Thirds mirrorless camera, tailored for wildlife, action, and outdoor photographers. Powered by the TruePic X image processor and a 20.4-megapixel stacked BSI Live MOS sensor, this model maintains a highly compact form factor while introducing key hardware and system refinements. It focuses on expanding memory capacity and enhancing computational photography features over its predecessor.

Best for Wildlife and action photography requiring fast burst rates and deep buffers to cBest for Landscape photography in unpredictable weather without the burden of physical ne
Pros
  • Doubled buffer memory allows for much longer high-speed continuous shooting sequences.
  • Advanced built-in computational options, including Live ND and a new Graduated ND filter simulation.
  • Highly durable construction with IP53-certified weather sealing for reliable outdoor use.
  • Upgraded autofocus tracking capabilities and improved in-body image stabilization.
Cons
  • Highly incremental update over the original model, with few physical hardware redesigns.
  • Sensor resolution remains limited to 20.4 megapixels.
Source
  • OM System OM-1 - WikipediaProvided specifications for the OM-1 series, including the TruePic X processor, 20.4 MP sensor, IP53 weather sealing, and the key differences of the Mark II upgrade.
Video — reviews used (2)

Evaluated real-world features of the Mark II, including the updated dials, autofocus performance, buffer capacity, Live ND, and the new Graduated ND filter.

Generated Jun 30, 2026

Value for Money

Which is the better deal for the price

Enter today's price for each product to see which offers better value. Use the same currency for both.

Sony A7R VI

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OM System OM-1 Mark II

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Physical Comparison

Weigh them up, then compare real dimensions in 3D

713 g599 g
Sony A7R VIOM System OM-1 Mark II

Sony A7R VI is 114 g (19%) heavier than OM System OM-1 Mark II.

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Review Videos

Hand-picked expert reviews for each product

Detailed Specifications

The full spec sheet, side by side

Sensor

Feature
Sony A7R VI
OM System OM-1 Mark II
Sensor Type
Stacked CMOS
Micro Four Thirds stacked BSI Live MOS
Sensor Size
35.7 × 23.8
Micro Four Thirds
Megapixels
66.8 MP
20.4 MP
Image Stabilization (IBIS)
Yes
Yes
ISO Min
100
80
ISO Max
102,400
25,600

Video

Feature
Sony A7R VI
OM System OM-1 Mark II
Max Video Resolution
7680 × 4320 px
4096 × 2160 px
Max Video Frame Rate
120 Hz
60 Hz
Video Bit Depth
10
10
Log Profile
Yes
Yes

Performance

Feature
Sony A7R VI
OM System OM-1 Mark II
Burst Speed (mechanical)
10
10
Burst Speed (electronic)
30
120

Display & Viewfinder

Feature
Sony A7R VI
OM System OM-1 Mark II
LCD Size
3.2 in
3 in
LCD Resolution
2,100,000
1,620,000
Viewfinder Resolution
9,440,000
5,760,000
Touchscreen
Yes
Yes
Articulating Screen
Yes
Yes

Connectivity & Storage

Feature
Sony A7R VI
OM System OM-1 Mark II
Lens Mount
Sony E
Micro Four Thirds
Dual Card Slots
Yes
Yes
Weather Sealing
Yes
Yes
Wi-Fi
Yes
Yes
Bluetooth
Yes
Yes

Physical & Battery

Feature
Sony A7R VI
OM System OM-1 Mark II
Weight
713 g
599 g
Battery Life (CIPA shots)
600
500
Release Date
May 13, 2026
January 30, 2024
Dimensions
9.69 × 13.27 × 8.29 cm
13.88 × 9.16 × 7.28 cm

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.

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