Toshiba 50UF3D53DB 50 Inch Fire TV: Specifications and Safety Notes
At a glance
- What it is: A 50 inch 4K LED television running Amazon’s Fire TV, with Alexa built in. Toshiba’s model code for the 50 inch is 50UF3D53DB.
- Key specifications: 3840 x 2160; Dolby Vision HDR; 2 x 10W Onkyo-tuned speakers; 3 HDMI inputs, one with eARC; energy class F (Toshiba UK).
- Suits: Households that want an inexpensive 4K TV with Fire TV built in.
- Skip if: You rely on Google Assistant; Toshiba says it is not supported.
We haven’t tested this product ourselves. This page summarises Toshiba UK’s product page, checked 19 October 2026.
Specifications
| Specification | Detail | Source |
|---|---|---|
| Product | Toshiba 50UF3D53DB, 50 inch (126 cm) Ultra HD Fire TV | [1] |
| Panel | Direct backlight (DLED), 3840 x 2160 | [1] |
| HDR | HDR and Dolby Vision. HDR10 is not listed on Toshiba’s page | [1] |
| Sound | 2 x 10W RMS, down-firing, no subwoofer; Dolby Audio, DTS, Onkyo-tuned; 5-band equaliser | [1] |
| Ports | 3 HDMI (eARC on HDMI 2), 2 USB, Ethernet, optical audio out, headphone out, antenna, CI+ | [1] |
| Smart platform | Fire TV with Alexa, Wi-Fi, Bluetooth, screen mirroring; Netflix, YouTube and Prime Video | [1] |
| Wall mount | VESA 200 x 200 mm | [1] |
| Energy class | F in standard mode, G in HDR | [1] |
| Price, warranty, refresh rate | Not verified. Toshiba’s page links to a separate warranty page | [1] |
What owners report
We have not reviewed owner feedback for this product.
Known issues and safety
Recall check: we searched GOV.UK product safety alerts, reports and recalls (Office for Product Safety and Standards) for “toshiba” on 19 October 2026. The results were a laptop AC adapter recall and a report on plugs in various televisions from another company, Vestel; neither title names this television [2]. Check the list again for the exact model before you buy.
Questions people ask
Does it have Alexa?
Yes, built in through Fire TV. Google Assistant is not supported [1].
Does it support Dolby Vision?
Toshiba lists Dolby Vision [1].
Can I wall-mount it?
Yes, with a 200 x 200 mm VESA mount [1].
Alternatives
- Other TVs and audio: See our TV and audio hub.
Our verdict
Based on the evidence, this suits households wanting a basic 4K Fire TV with Dolby Vision. We could not confirm price, warranty or refresh rate. This is a research summary, not a test result.
Sources
- 50UF3D53DB 50 inch Smart TV, Toshiba TV UK, toshiba-tv.com. The page shows no date. Checked 19 October 2026.
- GOV.UK search of product safety alerts, reports and recalls, Office for Product Safety and Standards, gov.uk. Searched 19 October 2026.