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Samsung QN90A and Samsung QN90B are Samsung's Neo QLED TVs launched in different years. Samsung QN90B as the new 2022, what are the differences with QN90B, and what upgrades have been made? Let's see the review.
The QN90B is equipped with four HDMI 2.1 ports, which can support 4K 120Hz images. Last year's QN90A only had one HDMI 2.1 port. ( The importance of HDMI 2.1 for TVs).
| Model Name | Samsung QN90B | Samsung QN90A |
| Model Year | 2022 | 2021 |
| Display Type | LED | LED |
| Resolution | 4K (2160p) | 4K (2160p) |
| High Dynamic Range Format | HDR 10, HDR 10+, Hybrid Log-Gamma (HLG) | HDR 10+ |
| LED Panel Type | Neo QLED | Neo QLED |
| Backlight Type | Full Array Local Dimming | Full Array Local Dimming |
| Refresh Rate | 120Hz | 120Hz |
| Smart Platform | Tizen | Tizen |
| Featured Streaming Services | Apple TV+, Disney+, ESPN+, Google Play Movies & TV, Hulu, Netflix, Pandora, Prime Video, Redbox, SHOWTIME, Sling TV | Apple TV+, Google Play Movies & TV, Hulu, Netflix, Prime Video, SHOWTIME, Sling TV, YouTube |
| HDMI Inputs | 4 | 4 |
| HDMI 2.1 | 4 | 1 |
| HDMI 2.0 | 0 | 3 |
| USB | 2 | 2 |
| Bluetooth Version | 5.2 | 4.2 |
| Network Compatibility | Built-in Wi-Fi, Ethernet | Built-in Wi-Fi |
| Works With | Amazon Alexa, Bixby, Google Assistant, SmartThings | Amazon Alexa, Bixby, Google Assistant |
| Voice Assistant Built-in | Amazon Alexa, Google Assistant | Amazon Alexa, Bixby |
| Picture Quality Enhancement Technology | Quantum HDR 32X | Quantum HDR 32X |
The QN90B is equipped with four HDMI 2.1 ports, which can support 4K 120Hz images. Last year's QN90A only had one HDMI 2.1 port. ( The importance of HDMI 2.1 for TVs).
