TCL
TCL QM8 Mini-LED TV
TVs
$1,499List price
Explore this product Your shortlist, side by side
TCL QM8 Mini-LED TV vs Samsung S90D OLED TV
Find the differences that matter for your next decision.
Samsung
Samsung S90D OLED TV
TVs
$1,599List price
Explore this product What matters most to you?
Start with all rankable specifications, or focus on a particular use.
Your starting point
Buy the Samsung S90D.
- Leads 3 of 4 rankable overall specs; TCL QM8 Mini-LED takes 1.
- HDMI 2.1 ports: 4 vs 2
How we reached this
We compare the published specifications relevant to your priority. Each rankable specification counts once; your selected requirements can rule a product out. This is a guide to the numbers, not a laboratory performance score.
Input lag (4K 120, game mode): ~5.5 ms at 4K 120Hz / ~9.5 ms at 60Hz vs ~6 ms
TCL QM8 Mini-LED is $100 cheaper. Pay the difference only if hdmi 2.1 ports matters to you.
The trade-off to know
Check first: the Samsung S90D has burn-in risk. Tick them under deal-breakers if that rules it out.
Look at the differences ↓Refine your requirements
What would rule one out?
Side by side
The differences, in detail.
Start with the key specs, then explore as much as you need.
| What you’re comparing | TCL QM8 Mini-LED TV | Samsung S90D OLED TV |
|---|---|---|
| Panel typePicture | Mini-LED QLED (VA HVA) | QD-OLED / WOLED (size dependent) |
| Native refresh ratePicture | 120 Hz (up to 144 Hz PC / 240 Hz DLG) | 120 Hz (up to 144 Hz with PC) |
| Peak brightness (HDR)Picture | ~3,500–5,000 nits HDR | ~1,100–1,300 nits peak HDR |
| ContrastPicture | Extreme local contrast | Infinite (per-pixel self-lit) |
| HDMI 2.1 portsGaming | 2 (of 4 HDMI total) | 4 |
Showing 5 of 28 specifications. Missing values stay unlisted. About the sources
Both sides of the decision
What you gain. What you give up.
TCL QM8 Mini-LED TV
Reasons to choose it
- Unmatched brightness-to-price ratio
- Deep black levels with massive zone count
- Built-in Onkyo 2.1 sound system with subwoofer
Worth considering
- Narrower viewing angle than OLED
- Image processing slightly behind Sony
Samsung S90D OLED TV
Reasons to choose it
- Infinite contrast with deep true blacks
- 144Hz refresh rate with four HDMI 2.1 ports for PC gaming
- Great value OLED compared to flagship S95D
Worth considering
- No Dolby Vision support (Samsung uses HDR10+)
- Built-in speakers lack deep low-end bass
Beyond the spec sheet
Living with your choice.
Explore the ownership details available for this pair.
Everyday ownership notes
Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.
TCL: What to watch for
- Software / Apps
Smart TV interface runs sponsored ads and banner recommendations.
- Ergonomics
Thin integrated TV speakers lack low-end bass punch.
Samsung: What to watch for
- Software / Apps
Smart TV interface runs sponsored ads and banner recommendations.
- Ergonomics
Thin integrated TV speakers lack low-end bass punch.
Know what’s behind the comparison
Published specs. Visible sources.
Clinchmark compares manufacturer specifications and other published information. We have not independently lab-tested these products. Editorial assessments and unknown values are identified in the specification details.
Catalog snapshot: September 1, 2026. Prices, availability, and provider terms can change.
Still weighing it up?
Which is cheaper, the TCL QM8 Mini-LED or the Samsung S90D?
TCL QM8 Mini-LED costs $100 less at list price.
What is the biggest catch with the TCL QM8 Mini-LED or Samsung S90D?
TCL QM8 Mini-LED has this deal-breaker: only two HDMI 2.1 ports. A PS5, an Xbox and a 4K120 PC cannot all connect at full bandwidth, and one port doubles as eARC.
Which is better for gaming, the TCL QM8 Mini-LED or the Samsung S90D?
For gaming, buy the Samsung S90D. Leads 2 of 2 rankable gaming specs. HDMI 2.1 ports: 4 vs 2
What cannot be compared from spec sheets?
Of the 28 specs tracked here, 24 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.