If we talk about Vizio M558-G1 and Vizio M557-G0, we are talking about two 55-Inch M-Series model from Vizio’s 2019 TV lineup. Although they are both introduced as 55-Inch M-Series model, we can find that Vizio M558-G1 is the model that offered at the higher price than Vizio M557-G0. Why should we consider Vizio M558-G1 that offered at the higher price? To answer that question, it’s important for us to know more about similarities and differences between those two 55-Inch 4K UHD TV.
What are Their Similarities?
As two 55-Inch Vizio’s 2019 M-Series model, we can find that most of the specs and features of Vizio M558-G1 and M557-G0 are similar. What are their similarities? Before we talk more about their similarities, let’s take a look at their similar specs and features that we can find in the table below.
| Vizio M558-G1 | Vizio M557-G0 | |
| Introduced | 2019 | 2019 |
| Screen Size | 55-Inch | 55-Inch |
| Display Type | LED | LED |
| Backlight Type | Full-Array LED | Full-Array LED |
| Resolution | 4K UHD | 4K UHD |
| Upscaling Technology | Spatial Scaling Engine | Spatial Scaling Engine |
| Color Technology | Quantum Color Spectrum | Quantum Color Spectrum |
| HDR Support | HDR10, HLG, Dolby Vision | HDR10, HLG, Dolby Vision |
| Refresh Rate | Clear Action 360 (120Hz Effective Refresh Rate) | Clear Action 360 (120Hz Effective Refresh Rate) |
| Picture Processor | Octa-Core Processor | Octa-Core Processor |
| Smart TV Platform | VIZIO SmartCast with Chromecast built-in | VIZIO SmartCast with Chromecast built-in |
| Google Home & Amazon Alexa | Compatible | Compatible |
| Remote Control | XRT136 | XRT136 |
| Built-In Wi-Fi | 802.11ac | 802.11ac |
| HDMI/USB | 4/1 | 4/1 |
After we look at the table of similar specs & features of Vizio M558-G1 and M557-G0, let’s talk more about their similarities together.
1. 4K UHD Resolution with Spatial Scaling Engine
We can find that both of Vizio M558-G1 and M557-G0 comes with 4K UHD Resolution. They both are also completed with Spatial Scaling Engine that can deliver near 4K picture quality for your non 4K contents. With Spatial Scaling Engine, we can enjoy brilliant picture from both of original 4K content sources and non 4K contents that upscaled into near 4K picture quality.
2. Full Array LED backlight with Local Dimming
Both of Vizio M558-G1 and M557-G0 come with Full-Array LED backlight that completed with local dimming. Full-Array LED backlight that completed with local dimming is able to deliver better contrast vibrancy on the LED panel.
3. Quantum Color Spectrum
Quantum Color Spectrum is installed in both of Vizio M558-G1 and M557-G0. With Quantum Color Spectrum, we can enjoy Wide Color Gamut in both of Vizio M558-G1 and M557-G0. Wide Color Gamut of those two TVs allows us to experience rich and accurate color details on those two TVs.
4. HDR Support and Picture Processor
HDR10, HLG and Dolby Vision are supported by both of Vizio M558-G1 and M557-G0. So that We can enjoy enhanced details and expanded contrast from our favorite HDR content sources in those two TVs. We can also find that Octa-Core processor is installed in both of Vizio M558-G1 and M557-G0 as their picture processor. Octa-Core Processor is able to optimize the color, clarity and contrast of the picture delivered on those two TVs.
5. Smart TV Platform
The smart TV platform of Vizio M558-G1 and M557-G0 are similar. They both come with Vizio SmartCast that completed with Chromecast built-in. We can enjoy wide range of premium entertainment with fast internet connection from 802.11ac wireless that attached to those two TVs. Both of Vizio M558-G1 and M557-G0 come with XRT136 remote control, but we can also control those two TVs using Google Assistant and Amazon Alexa since they are both already compatible.
What are Their Differences?
Besides several similarities that we have talked before, we can find that there are few differences between Vizio M558-G1 and M557-G0. What are their differences? Before we talk more about their differences, let’s take a look at their different specs and features in the table below.
| Vizio M558-G1 | Vizio M557-G0 | |
| Active LED Zones | 90 | 16 |
| Brightness | 600 cd/m² | 400 cd/m² |
| Speaker System | 2Ch 20W | 2Ch 30W |
| Price | Higher | Lower |
From the table above, we can find that there are few differences between Vizio M558-G1 and M557-G0. Let’s talk more about those differences together.
1. Active LED Zones and Brightness
We have talked before that both of Vizio M558-G1 and M557-G0 come with Full-Array LED backlight that completed with Active LED Zones as their local dimming zones. But we can also find that the number of Active LED Zones that integrated with those two TVs are different. Vizio M557-G0 comes with 90 Active LED LED Zones, while Vizio M557-G0 comes with only 16 Active LED Zones. With more Active LED Zones, Vizio M558-G1 is able to deliver better brightness than Vizio M557-G0. We can find that Vizio M558-G1 is able to deliver 600 cd/m² brightness, while Vizio M557-G0 only can deliver 400 cd/m² brightness.
2. Speaker System
The speaker system that installed on Vizio M558-G1 and M557-G0 are slightly different. While they both come with similar 2Ch speaker configuration, we can find that their power output are different. Vizio M558-G1 comes with 20W power output, while Vizio M557-G0 comes with 30W power output. 30W speaker power output is able to deliver slightly more powerful sound output. But basically it’s easy to attach your soundbar to those two TVs if you are satisfied with the sound delivered by those two TVs.
3. Price
When we look at the price of Vizio M558-G1 and M557-G0, we can find that Vizio M558-G1 is usually offered at the higher price than Vizio M557-G0. If you are interested to know their latest price difference, it’s a good idea to check the price of those two TVs before we can find their latest price difference.
Why Should You Consider Vizio M558-G1?
Since Vizio M558-G1 and M557-G0 come as part of Vizio’s 2019 M-series, most of their specs and features are similar. Why should you consider Vizio M558-G1? From our discussion above, we can find that Vizio M558-G1 comes with more active LED Zones that can deliver better brightness (600 cd/m²). So if you are looking for better brightness and don’t mind to spend higher for that, then Vizio M558-G1 is the model that you should consider. Where should you order Vizio M558-G1? We recommend you to Order Vizio M558-G1 from Walmart here…
Vizio M557-G0 comes as the more affordable version of Vizio M558-G1. It’s a good choice that you should consider if you have more limited budget. We can find that the specs and features of Vizio M557-G0 are similar to Vizio M558-G1 except that it comes with less LED Zones that deliver less brightness (400 cd/m²). Vizio M557-G0 is still able to deliver good picture quality from your favorite 4K or non 4K contents with its Spatial Scaling Engine, while It also already supports HDR10, HLG and Dolby Vision to allow you to enjoy wide range of enhanced details and expanded contrast from your favorite HDR content sources. So if you have less budget, Vizio M557-G0 is the model that you should consider. Where should you order one? We recommend you to Order Vizio M557-G0 from Walmart here…