Nikon D3100

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The Nikon D3100 is a 14.2-megapixel entry-level digital SLR camera introduced in 2010, designed for novice photographers seeking advanced control and image quality. It features an APS-C CMOS sensor sized at 23.1 x 15.4 mm, providing high resolution and good low-light performance. Powered by Nikon's EXPEED 2 image processor, the camera supports ISO sensitivity ranging from 100 to 3200, expandable to 12800. The D3100 includes a 3-inch fixed LCD screen with 230,000 dots for image review and menu navigation. Autofocus is handled via an 11-point AF system with a dedicated AF sensor, and continuous shooting speed reaches up to 3 frames per second. Video capabilities support full HD 1080p recording at multiple frame rates. Connectivity options are basic with USB 2.0 and HDMI output. The camera accepts Nikon F-mount lenses, making it versatile within the Nikon ecosystem.

The Nikon D3100 offers excellent image quality with its 14.2 MP sensor and EXPEED 2 processor, delivering sharp details and accurate colors. Its lightweight and compact body makes it user-friendly and portable for beginners. The camera provides Full HD video recording with continuous autofocus, a notable feature in entry-level DSLRs at its time. The Guide Mode helps new photographers learn camera settings interactively. With an 11-point autofocus system, it ensures accurate subject tracking and focus flexibility. Battery life is relatively good, supporting approximately 540 shots per charge, making it reliable for extended shooting sessions.

The D3100 lacks a built-in autofocus motor, requiring lenses with integrated AF motors for autofocus functionality, which limits lens compatibility. It uses a fixed rear LCD without touchscreen capabilities, limiting ease of navigation and focus selection. The maximum burst rate of 3 fps is modest and may not satisfy users seeking high-speed continuous shooting. No built-in Wi-Fi or GPS connectivity is available, which limits modern wireless sharing or geotagging options. The LCD resolution is relatively low compared to newer models, affecting image preview sharpness. Lastly, the camera's video manual control options are limited compared to more advanced DSLRs, constraining creative filming techniques.

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