Nikon D5100 vs. Nikon D90

Attribute	Nikon D5100	Nikon D90
Resolution	16.2 MP	12.3 MP
Image Sensor	CMOS	CMOS
ISO Range	100-6400 (expandable to 25600)	200-3200 (expandable to 6400)
Autofocus Points	11	11
Continuous Shooting Speed	4 fps	4.5 fps
Video Resolution	1080p	720p
LCD Screen Size	3.0 inches	3.0 inches
Weight	560 g	620 g

Introduction

When it comes to choosing a reliable and feature-packed DSLR camera, Nikon is a brand that often comes to mind. Nikon has consistently produced high-quality cameras that cater to both amateur and professional photographers. In this article, we will compare two popular models from Nikon's lineup, the Nikon D5100 and the Nikon D90. Both cameras offer impressive specifications and capabilities, but they also have their unique strengths and weaknesses. Let's dive into the details and explore the attributes of each camera.

Design and Build Quality

The Nikon D5100 and the Nikon D90 both feature a sturdy and durable construction, ensuring they can withstand the rigors of regular use. The D5100 boasts a compact and lightweight design, making it a great choice for photographers who value portability. On the other hand, the D90 has a slightly larger and heavier body, which may appeal to those who prefer a more substantial feel in their hands. Both cameras offer a comfortable grip and intuitive button layout, allowing users to access essential functions with ease.

Image Quality

When it comes to image quality, both the Nikon D5100 and the Nikon D90 deliver exceptional results. The D5100 features a 16.2-megapixel DX-format CMOS sensor, which produces sharp and detailed images with vibrant colors. It also offers an ISO range of 100-6400, expandable up to 25600, allowing for excellent low-light performance. On the other hand, the D90 features a 12.3-megapixel DX-format CMOS sensor, which may have a slightly lower resolution but still captures stunning images. It offers an ISO range of 200-3200, expandable up to 6400, ensuring great image quality even in challenging lighting conditions.

Video Capabilities

Both the Nikon D5100 and the Nikon D90 offer video recording capabilities, allowing users to capture high-definition footage. The D5100 takes the lead in this aspect with its ability to record Full HD 1080p videos at 30 frames per second. It also features continuous autofocus during video recording, ensuring smooth and sharp footage. On the other hand, the D90 can record videos at a maximum resolution of 720p, which may be slightly lower than the D5100 but still provides decent video quality. However, the D90 lacks continuous autofocus during video recording, which may be a drawback for those who prioritize video capabilities.

Autofocus System

Both cameras feature advanced autofocus systems that enable quick and accurate focusing. The Nikon D5100 utilizes a 11-point autofocus system, which includes a cross-type sensor in the center for improved precision. It also offers 3D tracking, allowing the camera to maintain focus on a moving subject. On the other hand, the Nikon D90 features a more advanced 11-point autofocus system with 3D tracking and 3D matrix metering. This system provides enhanced subject tracking and exposure metering, resulting in more accurate and consistent results.

Display and Viewfinder

The Nikon D5100 and the Nikon D90 both come with a 3-inch vari-angle LCD screen, allowing users to shoot from various angles and perspectives. The D5100's screen offers a higher resolution of 921,000 dots, providing a more detailed and vibrant display. It also features a side-hinged design, which adds flexibility to shooting in different orientations. On the other hand, the D90's LCD screen has a resolution of 920,000 dots, offering a similar level of clarity. However, it lacks the vari-angle functionality, limiting its versatility in certain shooting scenarios. Both cameras also feature optical viewfinders with approximately 95% frame coverage, ensuring an accurate representation of the scene.

Additional Features

Both the Nikon D5100 and the Nikon D90 come with a range of additional features that enhance the overall shooting experience. The D5100 offers an impressive 4 frames per second continuous shooting speed, allowing users to capture fast-paced action with ease. It also includes in-camera HDR (High Dynamic Range) and special effects modes, providing creative options for photographers. On the other hand, the D90 offers a slightly faster continuous shooting speed of 4.5 frames per second, which may be advantageous for sports and wildlife photography. It also features a built-in autofocus motor, enabling compatibility with a wider range of lenses.

Conclusion

After comparing the attributes of the Nikon D5100 and the Nikon D90, it is clear that both cameras offer impressive capabilities and image quality. The D5100 excels in terms of video capabilities, higher resolution LCD screen, and compact design, making it a great choice for those who prioritize these features. On the other hand, the D90 stands out with its advanced autofocus system, faster continuous shooting speed, and built-in autofocus motor, making it a reliable option for photographers who require these functionalities. Ultimately, the choice between the two cameras depends on individual preferences and shooting requirements. Both the Nikon D5100 and the Nikon D90 are excellent choices that will undoubtedly satisfy the needs of photographers at different skill levels.