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Sony ILCE6100KB Alpha 6100 Mirrorless 4K vs Canon EOS R100 Mirrorless Camera RF-S18-

Updated April 2026 — Sony ILCE6100KB Alpha 6100 Mirrorless 4K wins on value and build quality, Canon EOS R100 Mirrorless Camera RF-S18- wins on shooting speed and autofocus.

Canon EOS R100 Mirrorless Camera RF-S18-45mm F4.5-6.3 is STM Lens Kit, 24.1 Megapixel CMOS (APS-C) Sensor, 4K Video, RF Mount, Black$579.00

Canon EOS R100 Mirrorless Camera RF-S18-45mm F4.5-6.3 is STM Lens Kit, 24.1 Megapixel CMOS (APS-C) Sensor, 4K Video, RF Mount, Black

Canon

Winner
Sony ILCE6100KB Alpha 6100 Mirrorless 4K Video Camera with E PZ 16-50mm Lens - Black$948.00

Sony ILCE6100KB Alpha 6100 Mirrorless 4K Video Camera with E PZ 16-50mm Lens - Black

Sony

The Canon EOS R100 Mirrorless Camera RF-S18- offers superior performance with faster autofocus and higher burst rates, making it ideal for action photography. However, the Sony ILCE6100KB Alpha 6100 Mirrorless 4K provides exceptional value with a lower price point and compact design, suitable for entry-level users prioritizing portability.

Why Sony ILCE6100KB Alpha 6100 Mirrorless 4K is better

Lower Price Point

The Sony ILCE6100KB Alpha 6100 Mirrorless 4K is priced at $579.00 compared to $948.00

Compact and Lightweight Design

Described as the smallest and lightest camera body in the series for excellent mobility

Wide AF Coverage

Dual Pixel CMOS AF covers a wide area up to 143 zones

Why Canon EOS R100 Mirrorless Camera RF-S18- is better

Faster Continuous Shooting

Captures up to 11fps continuous shooting at 24.2MP RAW versus 6.5 shots per second

Superior Autofocus Speed

Lightning fast AF at 0.02 sec with Real-time AF and object tracking

Advanced Video Oversampling

4K movie with 2.4x oversampling and full pixel readout without pixel binning

Overall score

Sony ILCE6100KB Alpha 6100 Mirrorless 4K
85
Canon EOS R100 Mirrorless Camera RF-S18-
91

Specifications

SpecSony ILCE6100KB Alpha 6100 Mirrorless 4KCanon EOS R100 Mirrorless Camera RF-S18-
Price$579.00$948.00
Sensor Resolution24.1 MP24.2 MP
Continuous Shooting6.5 fps11 fps
Autofocus SpeedN/A0.02 sec
Video Resolution4K4K
Video Technology24 fps2.4x oversampling
ISO SensitivityN/A51,200
AF Zones143 zonesN/A
ProcessorDIGIC 8Front end LSI
ScreenN/A3-inch tiltable touchscreen

Dimension comparison

Sony ILCE6100KB Alpha 6100 Mirrorless 4KCanon EOS R100 Mirrorless Camera RF-S18-

Introduction to the Cameras

When selecting a mirrorless camera, buyers often weigh performance against affordability. This comparison examines the Sony ILCE6100KB Alpha 6100 Mirrorless 4K and the Canon EOS R100 Mirrorless Camera RF-S18-. Both devices target enthusiasts looking for interchangeable lens capabilities, but they differ significantly in pricing and technical specifications. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K positions itself as an affordable entry point with a compact form factor. In contrast, the Canon EOS R100 Mirrorless Camera RF-S18- emphasizes high-speed performance and advanced video features. Understanding these distinctions is crucial for photographers deciding between portability and raw shooting power.

Sensor and Image Resolution

Image quality starts with the sensor. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K utilizes a 24.1 megapixel CMOS sensor designed to capture images with natural bokeh and superb clarity. This resolution is sufficient for most printing and digital sharing needs. The Canon EOS R100 Mirrorless Camera RF-S18- features a 24.2MP APS-C Exmor sensor with a front end LSI. While the megapixel count is nearly identical, the Canon EOS R100 Mirrorless Camera RF-S18- supports an ISO up to 51,200, suggesting better low-light performance potential. Both cameras offer APS-C sized sensors, ensuring a good balance between depth of field control and lens size.

Autofocus Systems

Autofocus performance is a key differentiator in this matchup. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K employs Dual Pixel CMOS AF that covers a wide area up to 143 zones. It includes human face and eye detect AF, along with animal and vehicle detect AF, making it versatile for various subjects. The Canon EOS R100 Mirrorless Camera RF-S18- boasts lightning fast AF at 0.02 sec with Real-time AF and object tracking. This speed advantage allows the Canon EOS R100 Mirrorless Camera RF-S18- to lock onto moving subjects more effectively, which is critical for sports or wildlife photography where moments are fleeting.

Video Recording Features

For videographers, both cameras offer 4K capabilities but with different technical approaches. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K captures 4K video at up to 24 fps. It is marketed as an excellent entry-level choice for video recording. The Canon EOS R100 Mirrorless Camera RF-S18- records 4K movie footage with 2.4x oversampling, full pixel readout, and no pixel binning. This technique generally results in sharper video with fewer artifacts. Additionally, the Canon EOS R100 Mirrorless Camera RF-S18- supports movie recording with a mic input and a 180-degree tiltable 3-inch touchscreen LCD, enhancing usability for vloggers.

Continuous Shooting Speed

Burst mode performance highlights the performance gap between these two models. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K allows for continuous capture of up to 6.5 shots per second when set to One-Shot AF. This is adequate for casual action shots. However, the Canon EOS R100 Mirrorless Camera RF-S18- supports up to 11fps continuous shooting at 24.2MP RAW with AF/AE tracking. This near-doubling of speed gives the Canon EOS R100 Mirrorless Camera RF-S18- a distinct advantage in capturing the perfect frame during high-speed sequences.

Design and Portability

Physical design impacts how often a camera is carried and used. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K features a compact design described as the smallest and lightest camera body in the EOS R series built for excellent mobility. This makes it highly portable for travel and street photography. The Canon EOS R100 Mirrorless Camera RF-S18- also maintains a compact form factor typical of the mirrorless category. However, the emphasis on the Sony ILCE6100KB Alpha 6100 Mirrorless 4K being the lightest suggests it may be less burdensome during extended shooting sessions where every ounce counts.

Pricing and Value

Cost is often the deciding factor for entry-level users. The Sony ILCE6100KB Alpha 6100 Mirrorless 4K is priced at $579.00, making it a highly accessible option for beginners. The Canon EOS R100 Mirrorless Camera RF-S18- is listed at $948.00, reflecting its higher performance specifications. The price difference of nearly $370 is significant. For users on a budget, the Sony ILCE6100KB Alpha 6100 Mirrorless 4K offers compelling value. Those requiring the extra speed and video features of the Canon EOS R100 Mirrorless Camera RF-S18- will need to justify the additional investment.

Final Recommendation

Choosing between these cameras depends on specific user priorities. The Canon EOS R100 Mirrorless Camera RF-S18- wins on performance metrics such as autofocus speed, burst rate, and video processing. It is the better tool for serious enthusiasts who need reliability in fast-paced environments. Conversely, the Sony ILCE6100KB Alpha 6100 Mirrorless 4K wins on value and portability. It remains a strong contender for hobbyists who prioritize ease of use and budget over maximum shooting speed. Both cameras provide 4K video and interchangeable lens flexibility, ensuring quality results regardless of the choice.