Nikon Z50 II with Two Lenses | Compact mirrorless vs Sony Alpha a6400 Mirrorless Camera: Compact APS-C
Updated August 2026 — Nikon Z50 II with Two Lenses | Compact mirrorless wins on value and size, Sony Alpha a6400 Mirrorless Camera: Compact APS-C wins on weight.
The Nikon Z50 II offers superior image quality and versatility with its bundled lenses, while the Sony Alpha a6400 excels in fast autofocus and is more budget-friendly.
Why Nikon Z50 II with Two Lenses | Compact mirrorless is better
Image Quality
Higher resolution sensor at 20.9MP
Video Features
4K UHD at 60fps with in-camera stabilization
Lens Options
Includes two versatile lenses
Why Sony Alpha a6400 Mirrorless Camera: Compact APS-C is better
Price
40% cheaper than Nikon Z50 II
Autofocus
Real-time eye autofocus with 425 points
Portability
Compact design suitable for vlogging
Overall score
Specifications
| Spec | Nikon Z50 II with Two Lenses | Compact mirrorless | Sony Alpha a6400 Mirrorless Camera: Compact APS-C |
|---|---|---|
| Sensor | 20.9MP DX | 20.1MP APS-C |
| Video | 4K 60fps | 4K 30fps |
| Autofocus | 9 subjects | 425 points |
| Lenses | 2 included | 1 included |
| Price | $1396.95 | $835.90 |
Dimension comparison
Overview of the Nikon Z50 II and Sony Alpha a6400
The Nikon Z50 II is priced at $1,396.95, while the Sony Alpha a6400 is available for $835.90, making the latter about 40% cheaper. Both cameras are designed for photography enthusiasts and professionals, but they cater to slightly different audiences with their unique features and capabilities.
The Nikon Z50 II is marketed as a compact mirrorless camera that excels in both stills and video, making it an excellent choice for versatile shooting. On the other hand, the Sony Alpha a6400 focuses on fast performance and advanced autofocus, making it a strong contender for action shots and vlogging.
Image Quality Comparison
Both cameras boast impressive image quality, but the Nikon Z50 II features a superior 20.9-megapixel DX format sensor, which is slightly higher than the Sony Alpha a6400’s 20.1-megapixel sensor. The Z50 II's larger sensor size allows for better color accuracy and detail, particularly in low-light conditions. This difference may be crucial for photographers who prioritize high-resolution images in various lighting scenarios.
Meanwhile, the Sony Alpha a6400 utilizes a stacked back-illuminated Exmor RS CMOS sensor that enhances its performance in capturing fast-moving subjects. This technology allows for stunning detail and color rendition, but the Nikon’s slightly higher resolution may give it an edge for those who prioritize still photography over speed.
Autofocus and Tracking Capabilities
The autofocus systems differ significantly between the two cameras, with the Sony Alpha a6400 featuring advanced real-time eye autofocus with 425 phase-detection points. This allows for precise tracking of subjects, making it an excellent choice for capturing portraits and fast-moving subjects in action. The a6400's fast and accurate continuous shooting capability at up to 11 frames per second enhances its performance in dynamic situations.
Conversely, the Nikon Z50 II also has impressive autofocus capabilities, with the ability to detect and track nine distinct subjects, including specific modes for birds and airplanes. While the Z50 II’s tracking is robust, the sheer number of autofocus points and the real-time capabilities of the a6400 may provide a better experience for users focused on action photography.
Video Performance
When it comes to video capabilities, the Nikon Z50 II offers 4K UHD recording at 60 frames per second and a built-in electronic VR for stabilization. In-camera slow-motion capabilities at 120 frames per second in Full HD further enhance its versatility for videographers. The inclusion of product review mode is an added bonus for content creators.
The Sony Alpha a6400 also excels in video with 4K recording and multiple movie functions, including time-lapse and slow/quick motion settings. The tiltable LCD screen makes it user-friendly for vloggers and those creating video content. While both cameras are capable of high-quality video, the Z50 II may appeal more to those looking for advanced features like in-camera stabilization.
Ease of Use and Features
The Nikon Z50 II emphasizes ease of use with its Picture Control button, allowing users to choose from 31 built-in presets to enhance their photos and videos quickly. This feature is beneficial for those who want to achieve a specific aesthetic without extensive editing. The camera also includes wireless photo sharing via the Nikon SnapBridge app, making it convenient for users who want to share their images on social media instantly.
In comparison, the Sony Alpha a6400 is designed with a user-friendly interface and a tiltable LCD screen that makes it ideal for vlogging and various shooting angles. Its customizable settings allow for a tailored shooting experience, although it lacks the extensive preset options found in the Nikon Z50 II.
Lens Options and Flexibility
The Nikon Z50 II includes two high-performance NIKKOR lenses: the 16-50mm f/3.5-6.3 VR and the 50-250mm f/4.5-6.3 VR. This bundle provides users with versatility for various shooting scenarios, from portraits to landscapes, right out of the box. The inclusion of two lenses offers a significant advantage for those looking to start their photography journey or expand their kit without additional investment.
On the other hand, the Sony Alpha a6400 comes with a single 16-50mm lens, which is a solid starting point but may require additional purchases for users interested in different focal lengths. While both cameras support interchangeable lenses, the Z50 II’s bundled lenses enhance its flexibility and overall value for new users.
Price and Value Proposition
The price difference between the two cameras is significant, with the Nikon Z50 II retailing for $1,396.95 and the Sony Alpha a6400 at $835.90. This makes the Sony camera about 40% cheaper, which may attract budget-conscious consumers looking for a quality mirrorless option.
However, the Nikon Z50 II justifies its higher price with superior lenses, advanced video features, and an extensive array of creative presets. For users looking for an all-in-one solution, the Z50 II might be worth the investment despite its higher price tag.
Which should you buy?
Choosing between the Nikon Z50 II and the Sony Alpha a6400 ultimately depends on your specific needs as a photographer or videographer. If you prioritize high image quality, advanced video features, and the convenience of two versatile lenses, the Nikon Z50 II is an excellent choice. However, if you seek a more budget-friendly option that excels in fast autofocus and is particularly suited for action photography and vlogging, the Sony Alpha a6400 is a fantastic alternative. Each camera has its strengths, catering to different styles and preferences, so consider what features matter most to you before making a decision.

