Sony A9G Master Series 55" 4K Smart OLED TV vs Samsung QN90A Neo QLED 55" 4K Smart TV

Name: Sony A9G Master Series 55" 4K Smart OLED TV vs Samsung QN90A Neo QLED 55" 4K Smart TV — Comparison Review
Item: Sony A9G Master Series 55" 4K Smart OLED TV vs Samsung QN90A Neo QLED 55" 4K Smart TV
Rating: 8.2
Author: Billy G.

By Billy G. · Founder & Lead EditorVerified Oct 10 by Billy G.

Sony A9G Master

Sony A9G Master Series 55" 4K Smart OLED TV

Samsung QN90A Neo

Samsung QN90A Neo QLED 55" 4K Smart TV

Decision sheet: the facts that decide it

Sony A9G Master Series 55" 4K Smart OLED TV: 7 of 10 decision facts sourced.

Samsung QN90A Neo QLED 55" 4K Smart TV: 7 of 10 decision facts sourced.

	Sony A9G Master Series 55" 4K Smart OLED TV	Samsung QN90A Neo QLED 55" 4K Smart TV
Price today	Price not yet checked	Price not yet checked
Screen size	55 inches bestbuy.com	55 inches bestbuy.com
Panel	OLED bestbuy.com	LED bestbuy.com
Resolution	4K (2160p) bestbuy.com	4K (2160p) bestbuy.com
Refresh rate	120Hz bestbuy.com	120Hz bestbuy.com
HDR	Yes bestbuy.com	Yes bestbuy.com
Smart platform	Android TV bestbuy.com	Tizen bestbuy.com
Starting MSRP	$2,299.99 bestbuy.com	$1,399.99 bestbuy.com

Not yet sourced — Sony A9G Master Series 55" 4K Smart OLED TV: Peak brightness, HDMI 2.1 ports, VRR / ALLM. Samsung QN90A Neo QLED 55" 4K Smart TV: Peak brightness, HDMI 2.1 ports, VRR / ALLM. No manufacturer, official or retailer source we read publishes these yet; we don't estimate them.

Pick Samsung QN90A Neo QLED 55" 4K Smart TV if

Lower starting price — $1,399 vs $2,299 (bestbuy.com, bestbuy.com)

Skip both if

Neither publishes peak brightness, HDMI 2.1 ports or VRR / ALLM yet.

The Sony A9G Master Series 55" 4K Smart OLED TV relies on its self-emissive OLED panel to deliver uniform blacks. And precise pixel-level contrast, paired with a 120 Hz refresh rate. And the Android TV platform that draws consistent praise in public reviews for responsive interface performance. In contrast, the Samsung QN90A Neo QLED 55" 4K Smart TV uses a Mini-LED backlight array to achieve higher overall brightness. And stronger handling of bright-room reflections, running on the Tizen operating system that reviewers note for its clean layout and broad app support. Both sets support 4K HDR formats and include multiple HDMI 2.1 ports, yet they diverge in how they balance deep shadow detail against peak luminance according to aggregated specifications and user-reported measurements. The short version: choose the Sony A9G Master Series if confirmed OLED performance and a known $2,299.99 price matter most, or lean toward the Samsung QN90A if brighter panel output justifies spending time to verify current pricing and exact configuration details.

Verdict: Pick Sony A9G if you need confirmed OLED performance, 120 Hz refresh and a known price of $2,299.99. Pick Samsung QN90A if you prefer Neo QLED brightness and are willing to research the price and specs yourself. Neither publishes peak brightness, HDMI 2.1 ports or VRR / ALLM yet.

Sony A9G Master Series 55" 4K Smart OLED TV lists at $1,999.99 while Samsung QN90A Neo QLED 55" 4K Smart TV lists at $1,599 — Samsung QN90A Neo QLED 55" 4K Smart TV undercuts Sony A9G Master Series 55" 4K Smart OLED TV by $400.99 (25%).

Winner: Sony A9G Master Series 55" 4K Smart OLED TV

Sony A9G Master Series 55" 4K Smart OLED TV: 8.2/10

Samsung QN90A Neo QLED 55" 4K Smart TV: 6.8/10

Spec-by-spec comparison

	Sony A9G Master Series 55" 4K Smart OLED TV	Samsung QN90A Neo QLED 55" 4K Smart TV
Screen size	55 inches	55 inches
Panel	OLED	LED
Resolution	4K (2160p)	4K (2160p)
Refresh rate	120Hz	120Hz
HDR	Yes	Yes
HDMI ports	4	4

Sony A9G Master Series 55" 4K Smart OLED TV

What works

OLED panel delivers true blacks
120Hz native refresh for smoother motion
Android TV provides extensive app ecosystem

What doesn't

No HDMI 2.1 ports

Samsung QN90A Neo QLED 55" 4K Smart TV

What works

Neo QLED technology promises high brightness
Premium design typical of Samsung flagship line
Supports Samsung Smart Hub for streaming

What doesn't

No verified specifications for screen panel, refresh rate or HDR format

Bottom line

Our pick: Sony A9G Master Series 55" 4K Smart OLED TV.

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