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Sony KDL-40S5100 40-Inch 1080p LCD HDTV - Bravia S-Series — main product image
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Sony KDL-40S5100 40-Inch 1080p LCD HDTV - Bravia S-Series

★★★★★3.0 (48 reviews)
1080p

40-inch 1080p Bravia LCD with BRAVIA Engine 2 processing and 30,000:1 dynamic contrast.

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Overview

The Sony Bravia KDL-40S5100 belongs to Sony's S-Series lineup, designed to deliver solid 1080p Full HD performance at the 40-inch class. At its core is the BRAVIA Engine 2 video processor, which handles color correction, noise reduction, and signal upscaling to ensure that both high-definition and standard-definition sources look their best. The Advanced Contrast Enhancer dynamically adjusts the backlight to achieve a 30,000:1 contrast ratio, producing noticeably deeper blacks during dark scenes while keeping bright areas vivid and detailed.

Connectivity is well covered for a TV of its generation, with three HDMI inputs, component video, and a dedicated PC input that makes it viable as a computer monitor. The VESA-compatible 300x300mm mounting holes simplify wall installation, and the black finish gives it a clean, understated look in any room. While it lacks the smart TV features and slim profiles of modern displays, the KDL-40S5100 remains a practical choice as a bedroom TV, office display, or dedicated gaming monitor where external devices handle content delivery.

Key Features

Full Hd 1080P Resolution And Stunning Contrast

Features Advanced Contrast Enhancer (Ace) For An Impressive Dynamic Contrast Ratio Of 30,000:1 And Bravia Engine

The Bravia S Series Kdl40S5100 Has 6 Hd Inputs Which Are Provided To Connect All Of Your Hd Devices

Signal Compatibility is about 1080P

Compatibility is Vesa (300 Mm X 300 Mm)

Specifications

Brand
Sony
Model
KDL-40S5100
Series
Bravia S-Series
Screen Size
40 inches
Resolution
1080p Full HD
Display Technology
LCD
Dynamic Contrast Ratio
30,000:1 (Advanced Contrast Enhancer)
Video Processor
BRAVIA Engine 2
HDMI Inputs
3
Component Inputs (YPbPr)
Yes
PC Input
Yes
VESA Mount
300mm x 300mm
Energy Star
Exceeds Energy Star 3.0
Color
Black

Pros & Cons

👍 Pros

  • Full 1080p resolution on a 40-inch panel provides sharp, detailed images for everyday viewing.
  • Three HDMI inputs offer flexibility for connecting multiple devices without switching cables.
  • Sony's BRAVIA Engine 2 video processor enhances color accuracy and reduces noise in real time.
  • The 30,000:1 dynamic contrast ratio delivers deeper blacks and more vibrant highlights than standard LCD panels of this era.
  • VESA 300x300mm compatibility makes wall mounting straightforward.

👎 Cons

  • As an LCD panel without LED backlighting, it is thicker and heavier than modern LED-backlit TVs.
  • The TV lacks smart features or built-in streaming apps, requiring an external device for online content.
  • No USB media playback port limits its ability to play files directly from a flash drive.
  • The 60Hz refresh rate may produce visible motion blur during fast-paced sports or gaming content.

Frequently Asked Questions

The TV includes three HDMI inputs, giving you enough connections for a streaming device, game console, and Blu-ray player simultaneously.
Yes, it is VESA compatible with a 300mm x 300mm mounting pattern, so it can be mounted using any standard VESA-compliant wall bracket of that size.
The KDL-40S5100 features a 30,000:1 dynamic contrast ratio via Sony's Advanced Contrast Enhancer, which adjusts the backlight to deepen blacks and brighten whites for a more vivid image.
Yes, the TV includes a dedicated PC input, allowing you to use it as a monitor. The 1080p native resolution displays a full HD desktop without scaling issues.
Yes, it exceeds Energy Star 3.0 requirements, meaning it is designed to consume less power than standard models of its size.

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