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Canon EOS R100 Mirrorless Camera with RF-S 18- vs OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds

Updated August 2026 — Canon EOS R100 Mirrorless Camera with RF-S 18- wins on ease of use and lens versatility, OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds wins on build quality and autofocus.

The Canon EOS R100 is an excellent choice for beginners, while the OM SYSTEM Olympus OM-1 Mark II excels in advanced features for serious photographers.

Why Canon EOS R100 Mirrorless Camera with RF-S 18- is better

Price

Canon is significantly cheaper at $579.

Beginner-friendly

Canon is designed for everyday shooters.

Included Lens

Canon comes with a versatile lens.

Why OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds is better

Image Quality

Olympus has superior low-light performance.

Autofocus

Olympus features advanced Cross Quad Pixel AF.

Build Quality

Olympus is weather-sealed for rugged use.

Overall score

Canon EOS R100 Mirrorless Camera with RF-S 18-
75
OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds
88

Specifications

SpecCanon EOS R100 Mirrorless Camera with RF-S 18-OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds
Sensor TypeAPS-C CMOSBSI Stacked
ProcessorDIGIC 8TruePic X
Video ResolutionFull HD4K
ConnectivityWi-Fi, BluetoothLimited
Weather SealingNoYes

Dimension comparison

Canon EOS R100 Mirrorless Camera with RF-S 18-OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds

Overview of the Canon EOS R100 and OM SYSTEM Olympus OM-1 Mark II

The Canon EOS R100 is priced at $579.00, making it about 71% cheaper than the OM SYSTEM Olympus OM-1 Mark II, which retails for $1,999.99. This significant price difference highlights two distinct camera philosophies: the accessible beginner-friendly approach of the Canon versus the premium, features-packed offering from Olympus aimed at serious photographers.

The Canon EOS R100 is designed for everyday shooters and beginners, while the OM-1 Mark II caters to advanced users with its high-performance capabilities and rugged build. Understanding their target audiences is essential for making an informed choice between these two mirrorless cameras.

Image Quality and Performance

In terms of image quality, the Canon EOS R100 boasts a 24.1MP APS-C CMOS sensor, offering vibrant, detailed images. The camera's DIGIC 8 image processor allows for impressive performance, particularly in varied lighting conditions. In contrast, the OM SYSTEM Olympus OM-1 Mark II features a 20MP BSI stacked sensor, which provides excellent low-light performance and resolution, although it has a slightly lower megapixel count.

Both cameras excel in their performance domains, but the Canon's higher megapixel count allows for more detailed images, particularly beneficial for cropping in post-processing. However, Olympus's advanced processing engine, TruePic X, provides up to three times faster processing power, enabling quicker shooting and enhanced computational photography features.

Autofocus Systems

The autofocus systems in both cameras are impressive but cater to different user needs. The Canon EOS R100 utilizes Dual Pixel CMOS AF, covering a wide portion of the frame with 143 AF zones. This system excels in fast and accurate focusing, particularly for tracking moving subjects, making it ideal for beginners focusing on everyday moments.

On the other hand, the OM SYSTEM Olympus OM-1 Mark II features Cross Quad Pixel AF, which includes 1,053 points, all cross-type for high-precision focusing. This sophisticated autofocus system is tailored for advanced users who require speed and accuracy, especially in challenging shooting conditions. Thus, while the Canon offers simplicity and reliability, the Olympus caters to those needing advanced features and precision.

Lens Versatility

The Canon EOS R100 comes with the RF-S 18-45mm f/4.5-6.3 IS STM lens, suitable for a variety of shooting scenarios, from family portraits to travel landscapes. This lens incorporates built-in image stabilization, enhancing handheld photography and ensuring sharp results with minimal shake.

In contrast, the OM SYSTEM Olympus OM-1 Mark II does not specify a kit lens, implying that users might need to invest additional money in lenses that suit their specific needs. Olympus's lens ecosystem, however, is vast and versatile, allowing for extensive customization based on the photographer's style and requirements.

Build Quality and Design

The Canon EOS R100 is designed with beginners in mind, featuring a compact and lightweight body that is easy to handle. This makes it a convenient choice for casual photography or travel. However, it lacks the robust weather-sealing features found in the Olympus.

On the other hand, the OM SYSTEM Olympus OM-1 Mark II is built with a weather-sealed design rated at IP53, offering dustproof and splashproof capabilities. This ruggedness allows it to withstand extreme conditions, making it an excellent option for outdoor photographers or those frequently shooting in unpredictable weather. The build quality of the Olympus caters more to professionals who demand durability.

Video Capabilities

The Canon EOS R100 offers Full HD video recording, capable of shooting at 60p, which is suitable for most casual videography needs. However, it does not provide 4K video recording, which may be a limitation for users seeking higher-resolution video content.

In contrast, while the specifics of the OM SYSTEM Olympus OM-1 Mark II's video capabilities are not detailed, its advanced processing features suggest it can handle more complex video tasks, including computational photography functions. Users looking for high-caliber video performance may find the Olympus a more fitting choice, especially when considering the increasing demand for high-quality video content.

Battery Life and Connectivity

The Canon EOS R100 is equipped with an LP-E17 Lithium-Ion battery, which provides decent battery life suitable for casual use. Additionally, it features Wi-Fi and Bluetooth connectivity for easy sharing and remote control, enhancing the user experience for those who enjoy social media integration.

The OM SYSTEM Olympus OM-1 Mark II, while lacking specific battery details, is designed for extensive outdoor use and likely features a longer-lasting battery tailored for professional needs. However, the lack of explicit connectivity details may indicate a more traditional approach, focusing on performance rather than wireless features.

Which should you buy?

Choosing between the Canon EOS R100 and the OM SYSTEM Olympus OM-1 Mark II ultimately depends on your photography needs and budget. If you're a beginner looking for an affordable, user-friendly camera with solid image quality for everyday use, the Canon EOS R100 at $579.00 is a compelling choice, especially given its accessibility and included lens.

Conversely, if you're a more experienced photographer seeking advanced features, ruggedness, and superior autofocus capabilities, the OM SYSTEM Olympus OM-1 Mark II at $1,999.99 offers significant advantages, particularly in demanding environments. Each camera serves different purposes, making your choice a reflection of your photographic ambitions and requirements.