TCL
TCL 43S434 43-Inch 4K UHD HDR Android Smart TV
★★★★★
4KUHDHDR
Affordable 43-inch 4K UHD smart TV with HDR, built-in Google Assistant, Chromecast, and access to thousands of Android TV apps.
$359.98*
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*Price sourced from Amazon.com. Last updated:Jun 27, 2026.Price and availability are subject to change.
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Overview
Key Features
Stunning 4K Ultra HD: 4K resolution delivers stunning detail and remarkable visual experience.
High Dynamic Range: HDR delivers bright and accurate colors for a lifelike viewing experience.
Google Assistant Built-in: Search for movies and shows across thousands of available apps, get entertainment recommendations, access media playback controls, change the temperature, dim the lights, and so much more. Ask questions and see the answers on your TV, including Google Photos, your calendar, sports scores, and more. Even automate and control your smart devices. The Google Assistant is always on, ready to help, and makes life in your living room that much more relaxing.
Thousands of streaming apps: Stream 700,000 plus movies and shows, live sports and news, or your favorite music from Google Play, YouTube and your favorite apps.
Chromecast Built-in: Easily cast movies, shows, and photos from your Android or iOS device to your TCL Android TV.
Specifications
Brand
TCL
Model
43S434
Screen Size
43 inches
Resolution
4K Ultra HD (3840 x 2160)
HDR Support
Yes
Smart TV Platform
Android TV
Voice Control
Google Assistant Built-in
Chromecast
Built-in
Connectivity
Multiple HDMI Inputs
Tuner
Built-in (Over-the-Air HD)
Model Year
2021
Pros & Cons
👍 Pros
- 4K UHD resolution provides sharp, detailed picture quality at a budget-friendly price point
- Android TV platform offers access to a vast library of streaming apps and the Google Play Store
- Built-in Google Assistant allows hands-free voice search, smart home control, and content discovery
- Chromecast built in eliminates the need for a separate streaming dongle
- Built-in tuner supports free over-the-air HD broadcast channels with an antenna
👎 Cons
- 43-inch screen size may feel small for larger living rooms or viewing distances beyond 8 feet
- HDR performance is limited compared to higher-end TVs with local dimming or quantum dot technology
- No Dolby Vision support — HDR is limited to basic HDR10
- Android TV interface can feel sluggish on budget hardware over time as apps update
- Viewing angles may narrow on a VA-type panel, with color shifting when watched from the side
Frequently Asked Questions
What operating system does the TCL 43S434 run?
It runs Android TV, giving you access to the Google Play Store with over 700,000 movies, shows, and apps, plus built-in Google Assistant voice control.
Does this TV support Chromecast?
Yes, Chromecast is built in, so you can cast content directly from your Android or iOS phone, tablet, or laptop to the TV without needing a separate streaming device.
Can I use this TV to watch over-the-air broadcast channels?
Yes, the 43S434 has a built-in tuner that receives over-the-air HD content when connected to an antenna, so you can watch local broadcast channels without a cable subscription.
Does the TCL 43S434 support HDR?
Yes, it supports High Dynamic Range (HDR), which delivers brighter highlights and more accurate colors compared to standard dynamic range content.
How many HDMI inputs does this TV have?
The TV includes multiple HDMI inputs for connecting game consoles, Blu-ray players, soundbars, and other devices simultaneously.
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