TVs / LG QNED92B vs LG QNED84B (100-inch)
LG QNED92B vs LG QNED84B (100-inch)
LG QNED92B
LG's flagship 2026 QNED — a 115" Mini LED screen with 330Hz gaming and certified 100% color volume.
Wins overall by 0.1 points
Quick Verdict
Too close to call on score alone: 0.1 points separate them. LG's flagship 2026 QNED — a 115" Mini LED screen with 330Hz gaming and certified 100% color volume. The LG QNED84B (100-inch) answers with a different set of strengths, so let the categories below decide it.
The LG QNED92B and LG QNED84B (100-inch) are both current-generation TV models, and the LG QNED84B (100-inch) is $9,000 cheaper than the LG QNED92B ($3,999.99 vs $12,999.99). On Value, the LG QNED84B (100-inch) leads (6.5 vs 4.5/10) — performance and features relative to price. On Gaming Features, the LG QNED92B leads (9.2 vs 8.2/10) — refresh rate, VRR, input lag, and console support. On Picture Quality, the LG QNED92B leads (8.7 vs 8.2/10) — panel technology, contrast, and color accuracy. Overall, the LG QNED92B scores 7.9/10 across our 8 scoring categories versus 7.8/10 for the LG QNED84B (100-inch), though the gap is close enough that your specific use case should decide it. Below, we break down the full spec sheet, category-by-category scores, and exactly who should buy which one.
Side-by-Side Comparison
| Spec | LG QNED92B | LG QNED84B (100-inch) |
|---|---|---|
| Price | $12999.99 | $3999.99 |
| Release Year | 2026 | 2026 |
| Screen Size (in) | 115 | 100 |
| Panel Type | QNED evo Mini LED (Precision Dimming Ultra) | QNED evo Mini LED |
| Resolution | 3840x2160 (4K UHD) | 3840x2160 (4K UHD) |
| Peak Brightness (nits) | Not independently confirmed | Not independently confirmed |
| Refresh Rate (Hz) | 165 | Not independently confirmed (165Hz VRR and 330Hz Motion Booster are QNED90-exclusive per LG) |
| Processor | Alpha 8 AI Processor Gen 3 | Alpha 8 AI Processor Gen 3 |
| HDMI 2.1 Ports (ports) | Not independently confirmed | Not independently confirmed |
| HDR Formats | Dolby Vision, HDR10, HLG | Dolby Vision, HDR10, HLG |
| Smart Platform | webOS 26 | webOS 26 |
| Variable Refresh Rate (VRR) | Yes | Yes |
| Built-in Audio System | AI Sound Pro, virtual 11.1.2-channel surround (built-in speakers) | Not officially specified |
| Built-in Dolby Atmos | Yes | Yes |
| Warranty | 12 months | 12 months |
| Colors | Black | Black |
Category Scores
Picture Quality
The LG QNED92B leads clearly here, 8.7 against 8.2 — a 0.5-point margin on panel technology, contrast, and color accuracy. If that is what you are buying for, the LG QNED84B (100-inch) does not close the gap elsewhere.
Brightness & HDR
The LG QNED92B leads clearly here, 8.5 against 8.0 — a 0.5-point margin on peak nits and HDR format support for highlight detail. If that is what you are buying for, the LG QNED84B (100-inch) does not close the gap elsewhere.
Gaming Features
The LG QNED92B leads clearly here, 9.2 against 8.2 — a 1.0-point margin on refresh rate, VRR, input lag, and console support. If that is what you are buying for, the LG QNED84B (100-inch) does not close the gap elsewhere.
Smart Platform
The LG QNED92B and LG QNED84B (100-inch) are level here, at 8.8/10 each. OS responsiveness, app ecosystem, and voice assistant support is not what separates these two — look to the categories where the scores diverge.
Built-in Sound
The LG QNED92B leads clearly here, 7.5 against 7.0 — a 0.5-point margin on onboard speaker power, clarity, and Dolby Atmos support. If that is what you are buying for, the LG QNED84B (100-inch) does not close the gap elsewhere.
Design & Build
The LG QNED92B is marginally ahead, 8.3 to 8.0. A gap this small rarely decides a purchase on its own, though it counts if panel thinness, bezels, stand/mount options, and finish is your priority.
Connectivity
The LG QNED92B and LG QNED84B (100-inch) are level here, at 7.5/10 each. HDMI 2.1 port count and other I/O for consoles and soundbars is not what separates these two — look to the categories where the scores diverge.
Value
The LG QNED84B (100-inch) leads clearly here, 6.5 against 4.5 — a 2.0-point margin on performance and features relative to price. If that is what you are buying for, the LG QNED92B does not close the gap elsewhere.
Best For
Choose the LG QNED92B if…
- • Gaming Features matters most to you — the LG QNED92B scores 9.2/10 here (refresh rate, VRR, input lag, and console support).
- • Picture Quality matters most to you — the LG QNED92B scores 8.7/10 here (panel technology, contrast, and color accuracy).
- • Brightness & HDR matters most to you — the LG QNED92B scores 8.5/10 here (peak nits and HDR format support for highlight detail).
- • Built-in Sound matters most to you — the LG QNED92B scores 7.5/10 here (onboard speaker power, clarity, and Dolby Atmos support).
- • Your main use case is gaming or flagship.
Choose the LG QNED84B (100-inch) if…
- • Value matters most to you — the LG QNED84B (100-inch) scores 6.5/10 here (performance and features relative to price).
- • You want to spend less — it's $9,000 cheaper.
Pros & Cons
LG QNED92B
Pros
- +LG's largest-ever QNED at a genuinely massive 115"
- +Intertek-certified 100% Color Volume — a real, independently verified claim
- +VRR up to 165Hz plus a 330Hz Motion Booster mode for competitive gaming
- +AI Sound Pro delivers virtual 11.1.2-channel surround from the TV alone
Cons
- −Extremely expensive — among the priciest TVs in this entire comparison set
- −Only confirmed in the 115" size; smaller QNED90 configurations not verified
- −Peak brightness and HDMI 2.1 port count not independently confirmed
- −LG's 2026 US QNED range is QNED92B and QNED84B only; this model was published under a 2025-era name that does not exist in the current US lineup and has been corrected
LG QNED84B (100-inch)
Pros
- +Same Alpha 8 AI Processor Gen 3 as the flagship QNED90, at a fraction of the price
- +AI Super Upscaling shared only with the QNED90
- +Massive 100" size for genuine home-theater scale
- +webOS 26 with the same Sports Portal and AI features as the flagship
Cons
- −Lacks the QNED90's 165Hz VRR and 330Hz Motion Booster
- −Peak brightness, refresh rate, and HDMI 2.1 port count not independently confirmed
- −US retail SKU naming may appear slightly differently by retailer (e.g. QNED84-series badging)
- −LG's 2026 US QNED range is QNED92B and QNED84B only; this model was published under a 2025-era name that does not exist in the current US lineup and has been corrected
Shop by Need
FAQs
Is the LG QNED92B or LG QNED84B (100-inch) better overall?+
Based on our 8-category scoring, the LG QNED92B comes out ahead overall. See the full breakdown in the scores section above — the right pick still depends on which categories matter most for your use case.
Which is better for Value, the LG QNED92B or the LG QNED84B (100-inch)?+
The LG QNED84B (100-inch) scores higher on Value (6.5/10 vs 4.5/10) — performance and features relative to price.
Which is better for Gaming Features, the LG QNED92B or the LG QNED84B (100-inch)?+
The LG QNED92B scores higher on Gaming Features (9.2/10 vs 8.2/10) — refresh rate, VRR, input lag, and console support.
Which is better for Picture Quality, the LG QNED92B or the LG QNED84B (100-inch)?+
The LG QNED92B scores higher on Picture Quality (8.7/10 vs 8.2/10) — panel technology, contrast, and color accuracy.
Which is better for Brightness & HDR, the LG QNED92B or the LG QNED84B (100-inch)?+
The LG QNED92B scores higher on Brightness & HDR (8.5/10 vs 8.0/10) — peak nits and HDR format support for highlight detail.
Is the LG QNED92B worth the price difference over the LG QNED84B (100-inch)?+
The LG QNED84B (100-inch) is the cheaper option at $3,999.99 versus $12,999.99. Whether the pricier model is "worth it" depends on how much you value its lead in Value.
Which is better suited to my use case?+
The LG QNED92B is the better fit if you mainly care about gaming or flagship. The LG QNED84B (100-inch) is the better fit for home-theater.
What's the warranty on the LG QNED92B vs the LG QNED84B (100-inch)?+
The LG QNED92B ships with a 12-month warranty; the LG QNED84B (100-inch) ships with a 12-month warranty. Always confirm current terms on the manufacturer's site before buying.
Should I wait for the next model instead of buying either of these?+
If either model is more than two years old, a successor may be close — check the "Latest Model" link on each product page. Otherwise, both are current, well-supported options and there's no strong reason to wait.
Cheaper Option
Samsung QN80H — $1599.99
Specifications and prices for both products last verified . Scores are calculated from published specifications — see how we compare products.