How to Choose the Best Samsung S90F TV: A Complete Buying Guide

If you're searching for how to choose the best Samsung S90F TV, start here: the Samsung S90F series is ideal for buyers seeking high-end QLED performance with excellent brightness, wide color gamut, and near-instant response times—perfect for both immersive movie watching and competitive gaming. When evaluating what to look for in a Samsung S90F, prioritize panel size (typically 65" or 75" variants), HDR support (HDR10+, HLG), and the presence of HDMI 2.1 ports for next-gen console compatibility. This guide breaks down every critical factor—from specs to real-world user feedback—to help you determine if the S90F fits your viewing habits, room setup, and budget.

About Samsung S90F

The Samsung S90F is a premium-tier QLED television model released in 2018 as part of Samsung's flagship lineup before being succeeded by newer series like the Q90R and later Neo QLED models. Marketed under model numbers such as QN65Q9F or QN75Q9F (depending on region and retailer labeling), the S90F delivers top-tier picture quality using full-array local dimming (FALD), quantum dot technology, and peak brightness levels exceeding 1500 nits 1. Designed primarily for living rooms with controlled lighting, it excels in bright environments due to its anti-reflective coating and strong luminance output.

Typical use cases include home theater setups, sports viewing, HDR content playback (such as Netflix Ultra HD or Amazon Prime Video), and gaming with PlayStation 4 Pro or Xbox One X. The S90F supports multiple HDR formats including HDR10, HDR10+, and HLG, making it future-ready for dynamic metadata-enhanced content delivery. While not featuring OLED-level blacks, its contrast performance remains among the strongest in the LCD category thanks to advanced zone-based backlighting control.

Why Samsung S90F Is Gaining Popularity

Despite being several years old, the Samsung S90F continues to attract interest in secondary markets and clearance channels because it offers near-flagship performance at reduced prices. Consumers looking for value-driven upgrades from mid-range TVs often find the S90F represents a significant leap in image fidelity without stepping into current-generation premium pricing tiers.

Its enduring appeal stems from consistent performance across key metrics: color volume, motion handling, and input lag. Enthusiasts appreciate that even today, few non-OLED panels match the S90F’s ability to maintain color accuracy at high brightness levels—a crucial factor for sunlit rooms. Additionally, its integration with Samsung’s Tizen OS provides smooth navigation, access to major streaming platforms, and built-in voice assistants via Bixby and Amazon Alexa.

Another reason for ongoing demand is backward compatibility with modern gaming consoles. With Variable Refresh Rate (VRR) support through firmware updates and low input lag (~13ms in Game Mode), the S90F remains relevant for gamers who prioritize responsiveness over absolute black levels.

Types and Variants

The Samsung S90F was offered in three primary screen sizes:

• 55-inch (QN55Q9F): Compact option for smaller living spaces or bedrooms.
• 65-inch (QN65Q9F): Most popular variant; balances immersion and space efficiency.
• 75-inch (QN75Q9F): Ideal for large rooms, home theaters, or wall-mounted focal points.

Each variant shares identical core specifications—panel type, processor, HDR support, and connectivity—but differs in price, weight, and optimal viewing distance. There were no regional sub-models with differing feature sets, though some international versions may lack certain apps or tuner standards (e.g., ATSC 3.0 in North America vs. DVB-T2 in Europe).

Pros:

• All sizes deliver uniform picture quality.
• Larger models offer more immersive experience without resolution trade-offs.
• No performance gaps between variants.

Cons:

• Smaller 55-inch unit doesn’t benefit as much from FALD zoning density.
• Heavier models require reinforced mounting solutions.
• Limited availability of new units; mostly found refurbished or used.

Key Features and Specifications to Evaluate

When assessing how to choose a Samsung S90F, focus on these technical aspects:

1. Panel Technology: Quantum-dot enhanced LCD with full-array local dimming (up to 792 zones depending on size). Ensures deep contrasts and minimal blooming compared to edge-lit alternatives.
2. Brightness: Capable of over 1500 nits peak brightness, essential for effective HDR rendering.
3. HDR Support: Includes HDR10, HLG, and later firmware-added HDR10+. Note: lacks Dolby Vision, which may affect compatibility with some streaming services.
4. Processor: Samsung Quantum Processor 4K ensures upscaling of lower-resolution content and AI-based scene optimization.
5. Smart Platform: Runs Tizen OS 4.5 with access to Netflix, YouTube, Hulu, Disney+, and others. Voice control via remote or external devices.
6. Gaming Performance: Input lag as low as 13ms in Game Mode, VRR support added post-launch, but only one HDMI 2.0 port capable of 4K@120Hz signaling (not true HDMI 2.1).
7. Design: Slim profile with nearly bezel-less front and optional magnetic cable management (One Connect Box available separately in some regions).

Buyers should verify actual input specifications when purchasing secondhand, as mislabeling occurs frequently online.

Pros and Cons

Advantages:

• Exceptional brightness and color volume for vibrant daytime viewing.
• Superior motion clarity with Motion Rate 240 (effective refresh rate).
• Excellent soundstage with integrated AKG-tuned speakers (though still benefits from soundbar pairing).
• Reliable smart platform with frequent app updates and intuitive UI.
• Suitable for mixed-use scenarios: movies, sports, gaming.

Drawbacks:

• No native Dolby Vision support—limits compatibility with select UHD Blu-ray players and streaming profiles.
• Aging software platform; no longer receiving major OS updates beyond security patches.
• Potential for clouding or halo effects in dark scenes despite good local dimming.
• Not energy-efficient by today’s standards; higher power consumption than newer LED models.
• Availability challenges: hard to source brand-new units; many listings are open-box or refurbished.

How to Choose Samsung S90F

Follow this step-by-step checklist when deciding whether and how to buy a Samsung S90F:

1. Determine Room Lighting: Best suited for bright or mixed-light environments. Avoid if your primary viewing occurs in complete darkness where OLED would outperform.
2. Select Appropriate Size: Measure viewing distance. For 65", sit between 6–10 feet; for 75", 8–12 feet is ideal.
3. Check Connectivity Needs: Confirm number of HDMI ports (4 total, one ARC-enabled). Ensure compatibility with audio receivers or sound systems.
4. Verify Firmware Version: If buying used/refurbished, confirm the unit has received the 2019–2020 update enabling HDR10+ and VRR support.
5. Assess Gaming Requirements: While responsive, it lacks ALLM (Auto Low Latency Mode) and eARC, limiting full next-gen console integration.
6. Inspect Physical Condition: Look for pressure marks, dead pixels, or signs of burn-in (rare on LCD but possible after long static-image exposure).
7. Review Return Policy: Especially important for third-party sellers. Check return window and restocking fees 2.

Red Flags to Avoid:

• Sellers refusing video demonstrations.
• Missing original packaging or remotes (replacement cost adds up).
• Unusually low prices indicating potential theft or malfunction.
• Inconsistent serial numbers or mismatched model labels.

Price & Market Insights

Originally retailing between $1,799 (55") and $3,499 (75"), the Samsung S90F now trades predominantly in the resale market. Current fair-market values are:

• 55-inch: $400–$600 (used/refurbished)
• 65-inch: $700–$900
• 75-inch: $1,100–$1,400

Pricing varies significantly based on condition, included accessories, and geographic location. Units sold by certified refurbishers typically come with 90-day warranties and cleaned panels. Private sellers may offer lower prices but carry higher risk. Consider the S90F a mid-to-high value proposition only if purchased below $1,000 for the 65" model or $1,300 for the 75"—otherwise, newer Q70B or Q80C series may offer better longevity and warranty coverage.

Top-Seller & Competitive Analysis

While direct competition within the same generation includes LG’s SK9500 (LED) and Sony XBR-X900F, the S90F generally outperforms them in peak brightness and local dimming precision. However, Sony models retain better motion processing algorithms, while LG offers superior smart platform flexibility with webOS and Dolby Vision support.

Model	Brightness (nits)	HDR Formats	Input Lag (ms)	Smart OS
Samsung S90F	1500+	HDR10, HLG, HDR10+	13	Tizen
Sony XBR-X900F	1000	HDR10, HLG, Dolby Vision	19	Android TV
LG SK9500	1200	HDR10, HLG, Dolby Vision	17	webOS

This comparison shows the S90F leads in brightness and responsiveness but lags in format versatility.

Customer Feedback Synthesis

Aggregating reviews from retail sites and forums reveals recurring themes:

Common Praises:

• 'Incredible picture pop' in daylight conditions.
• 'Smooth interface and fast app loading.'
• 'Perfect for sports—fast action stays clear.'
• 'Easy setup and reliable Wi-Fi connection.'

Recurring Complaints:

• 'No Dolby Vision is a dealbreaker for cinephiles.'
• 'Local dimming can cause halos around bright objects.'
• 'Tizen app selection lacks niche platforms.'
• 'After three years, some report backlight clouding.'

Overall sentiment remains positive, especially among users upgrading from budget TVs. Long-term reliability appears solid provided the unit isn’t subjected to constant static imagery.

Sourcing & Supplier Tips

Due to discontinuation, sourcing a genuine Samsung S90F requires diligence:

• Preferred sources: Certified electronics recyclers, authorized refurbishers (e.g., Best Buy Outlet, Costco Open Box), or trusted marketplaces like eBay with buyer protection.
• Avoid liquidation auctions unless accompanied by inspection reports.
• For bulk purchases (e.g., commercial installations), request firmware logs and usage hours if possible.
• Always test upon arrival: display solid colors to check for defects, run a 4K demo video, and measure input lag if gaming is intended.

Maintenance, Safety & Legal Considerations

To extend lifespan:

• Clean screen with microfiber cloth; avoid ammonia-based cleaners.
• Enable ambient light detection to reduce unnecessary brightness.
• Use surge protectors to guard against voltage spikes.
• Mount securely using VESA-compliant hardware (400x400mm for all sizes).

Safety note: The S90F contains no hazardous materials under normal operation but must be recycled properly per local e-waste regulations. Do not disassemble. Complies with FCC Part 15 and CE marking standards for electromagnetic compatibility.

Conclusion

The Samsung S90F remains a compelling choice for viewers prioritizing bright, colorful, and sharp images in well-lit environments. While discontinued, it still competes favorably against many mid-range 2023–2024 models in raw picture performance. However, absence of Dolby Vision, aging software support, and limited new inventory mean it's best considered for budget-conscious enthusiasts or secondary homes. If you’re exploring how to choose the right Samsung S90F, ensure compatibility with your content sources, verify firmware status, and purchase from reputable suppliers. For most buyers, the 65-inch variant offers the best balance of price, performance, and practicality.

FAQs

Q: Does the Samsung S90F support Dolby Vision?
A: No, the S90F does not support Dolby Vision. It supports HDR10, HLG, and HDR10+ only.

Q: Can I use the Samsung S90F for gaming?
A: Yes, it has low input lag and VRR support, making it suitable for PS4 Pro and Xbox One X gaming, though it lacks HDMI 2.1 bandwidth for full next-gen features.

Q: Is the Tizen OS still supported on the S90F?
A: Major updates have ended, but minor security patches may still be issued. App functionality remains stable for core streaming services.

Q: How do I verify if a used S90F has the latest firmware?
A: Navigate to Settings > Support > Software Update. Check version number against official Samsung release notes for 2020 QLED models.

Q: What size Samsung S90F should I buy?
A: Choose 65-inch for standard living rooms (6–10 ft viewing), 75-inch for larger spaces. Avoid 55-inch unless space-constrained.