Based on our overall comparison score, Samsung QN90D 65 rates higher at 83/100 versus 77/100 for LG B4 OLED 55 — a 6-point lead. Samsung QN90D 65 is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
Samsung QN90D 65 vs LG B4 OLED 55
Verdict
Our overall take, at a glance
Key takeaways
- Samsung QN90D 65 leads LG B4 OLED 55 overall by 7 points (86 vs 79 out of 100).
- Samsung QN90D 65 stands out on Panel Screen Size: 65 in, Panel Screen-to-body ratio: 97.2%, Picture Quality Peak Brightness (HDR): 2,000 nits.
- Best value: LG B4 OLED 55 (from $1,399) — the strongest score-per-dollar of the two.
Samsung QN90D 65 leads overall
Samsung QN90D 65
86
LG B4 OLED 55
79
Why it stands out
- Panel Screen Size: 65 in
- Panel Screen-to-body ratio: 97.2%
- Picture Quality Peak Brightness (HDR): 2,000 nits
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jun 2026.
Samsung QN90D 65
The Samsung QN90D is a 2024 upper-mid-range 4K QLED television positioned to offer premium performance below the flagship QN95D series. Designed for households seeking a versatile display, it is characterized by its high peak brightness and advanced local dimming technology.
Best for Daytime viewing in brightly lit spaces with strong ambient glareBest for Responsive, high-bandwidth console and PC gaming
Pros
- Outstanding light output in both standard and high dynamic range modes, successfully combating bright room reflections
- Impressive local dimming performance that delivers deep contrast
- Comprehensive suite of gaming features including low-latency inputs
- Broad viewing angles that preserve picture quality for off-center seating
Cons
- Noticeable tone mapping and scaling inaccuracies out of the box
- Reported quality control inconsistencies in real-world consumer testing
LG B4 OLED 55
The LG B4 OLED TV is described as an affordable premium model with various sizes available in 48, 55, 65, 77, and 83 inches. It features a super thin design, virtually non-existent bezels, and a broad range of connectivity options. The model offers high-quality picture capabilities suitable for multiple viewing environments.
Best for large group settingBest for gamingBest for movie viewing
Pros
- Features super wide viewing angles, making it good for large group settings.
- Includes a 120Hz refresh rate and OLED motion capability, providing smooth video play.
- Equipped with four HDMI 2.1 ports, allowing connection of multiple high-refresh-rate devices.
- Offers various connectivity options, including Wi-Fi 5, Bluetooth, Ethernet, and optical audio.
- Features LG's WebOS 24 operating system with the Alpha 8 AI processor for smooth use.
Cons
- The side inputs may require special consideration when choosing a thin profile wall mount.
- Audio performance is limited by the necessity of connecting an external soundbar.
Value for Money
Which is the better deal for the price
Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.
Samsung QN90D 65
LG B4 OLED 55
Physical Comparison
Weigh them up, then compare real dimensions in 3D
Samsung QN90D 65LG B4 OLED 55
Samsung QN90D 65 is 9.9 kg (69%) heavier than LG B4 OLED 55.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Samsung QN90D 65 vs LG B4 OLED 55 comparison
Samsung QN90D 65 and LG B4 OLED 55 are compared side by side above across every spec in the tvs category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 83/100 for Samsung QN90D 65 and 77/100 for LG B4 OLED 55.
At launch, LG B4 OLED 55 was the more affordable option ($1399) versus Samsung QN90D 65 ($2699). Weigh that against the overall scores (83/100 vs 77/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.
If you want the higher-rated tvs option overall, Samsung QN90D 65 (83/100) edges out LG B4 OLED 55 (77/100). But if LG B4 OLED 55 is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.