Nikon Z50II Mirrorless Digital Camera with NIKKOR Z DX 16- vs Sony a5100 16-
Updated August 2026 — Nikon Z50II Mirrorless Digital Camera with NIKKOR Z DX 16- wins on video and autofocus, Sony a5100 16- wins on price and portability.
The Nikon Z50II offers superior features and performance, making it the better choice for serious photographers, while the Sony a5100 is a solid budget option.
Why Nikon Z50II Mirrorless Digital Camera with NIKKOR Z DX 16- is better
Image Quality
Nikon Z50II has a 20.9MP sensor vs Sony's 24MP, but better low-light performance.
Video Capabilities
Nikon Z50II supports UHD 4K video, while Sony a5100 only records Full HD.
Autofocus
Nikon Z50II features advanced AI-powered autofocus compared to Sony's basic system.
Why Sony a5100 16- is better
Price
Sony a5100 is significantly cheaper at $777.48.
Portability
Sony a5100 is lighter and more compact.
User-Friendly
Sony a5100 is easier for entry-level photographers.
Overall score
Specifications
| Spec | Nikon Z50II Mirrorless Digital Camera with NIKKOR Z DX 16- | Sony a5100 16- |
|---|---|---|
| Sensor | 20.9MP DX | 24MP APS-C |
| Video Resolution | UHD 4K | Full HD 1080p |
| Continuous Shooting | 30 fps | 6 fps |
| Autofocus Points | 9 types | 179 points |
| Screen Size | 3.2 inches | 3 inches |
Dimension comparison
Overview of the Nikon Z50II and Sony a5100
When comparing the Nikon Z50II and the Sony a5100, the Nikon Z50II offers advanced features at a significantly higher price point. The Nikon Z50II is priced at $1,489.95, while the Sony a5100 is available for $777.48, making the Sony about 48% cheaper. This price difference reflects the distinct capabilities and target audiences of each camera.
Image Quality and Performance
The Nikon Z50II excels in image quality with its 20.9MP DX-format CMOS sensor and EXPEED 7 image processor, providing exceptional performance in low-light conditions and fast continuous shooting at up to 30 frames per second. In contrast, the Sony a5100 features a 24MP APS-C sensor, which also captures high-resolution images but at a slightly lower performance in low light. The advanced autofocus system in the Nikon, which includes AI-powered subject detection for various subjects, positions it as the better option for capturing fast-moving scenes.
Autofocus and Tracking Features
Autofocus capabilities are significantly better in the Nikon Z50II, which features precision autofocus with recognition for nine subject types, including humans, animals, and vehicles. Its enhanced Eye-Detection AF and Bird Detection mode are tailored for wildlife and portrait photographers. The Sony a5100, while equipped with ultra-fast auto focus using 179 AF points, lacks the sophistication of subject tracking found in the Nikon, making it less effective for dynamic shooting scenarios.
Video Capabilities
For videographers, the Nikon Z50II stands out with UHD 4K video recording at up to 60 fps and Full HD at 120 fps, along with built-in Vibration Reduction for smoother footage. This makes it a versatile choice for vloggers and content creators. The Sony a5100, on the other hand, records Full HD 1080p video at 24/60 fps, which, while decent, does not match the 4K capabilities of the Nikon. This difference may be a deciding factor for those prioritizing high-quality video production.
Lens Options and Versatility
The Nikon Z50II comes bundled with two NIKKOR Z lenses: a 16-50mm lens and a 50-250mm telephoto lens. This dual-lens setup provides exceptional versatility, catering to a range of photography styles from landscapes to wildlife. The Sony a5100 includes a single 16-50mm lens, which is versatile for everyday photography but lacks the extended reach and creative possibilities offered by the additional telephoto lens in the Nikon bundle.
Usability and Design
In terms of usability, both cameras feature a flip-up LCD screen, but the Nikon Z50II offers a larger 3.2-inch touchscreen, which enhances the user experience for vlogging and selfies. The Sony a5100 has a smaller 3-inch flip-up LCD. The Nikon's design also includes a range of creator-friendly tools, such as built-in color presets and live streaming compatibility, making it more suitable for content creators seeking a comprehensive toolset.
Price and Value Proposition
The Nikon Z50II, at $1,489.95, is a more significant investment compared to the Sony a5100, which is priced at $777.48. This nearly $712.47 price difference reflects the advanced features and capabilities of the Nikon, justifying its higher price for professional photographers and serious enthusiasts. Conversely, the Sony a5100 provides excellent value for entry-level photographers or those on a budget, offering solid performance without the higher cost.
Which should you buy?
Choosing between the Nikon Z50II and the Sony a5100 ultimately depends on your specific needs and budget. If you are looking for advanced features, superior autofocus, and exceptional video capabilities, the Nikon Z50II is the clear winner despite its higher price. However, if you are an entry-level photographer or seeking a more budget-friendly option without sacrificing too much quality, the Sony a5100 is an excellent choice that still delivers impressive performance.

