When looking for affordable smart TVs from Insignia’s 2025 lineup, two popular options stand out — the Insignia F50 and the Insignia F40. Both come with Fire TV built-in, Alexa voice control, and the familiar user-friendly interface that makes Insignia a go-to brand for budget-conscious buyers.
However, these two series target different audiences. The Insignia F50 (2025) offers 4K UHD resolution with HDR10, making it a better fit for those who prioritize picture clarity and modern streaming standards. The Insignia F40 (2025), on the other hand, delivers Full HD (1080p) performance — a practical choice for smaller rooms, secondary spaces, or users who don’t need 4K content.
Let’s break down how they differ to help you choose the right model for your needs.
Insignia F50 (2025) Short Overview
The Insignia F50 (2025) sits in the mid-range segment of Insignia’s 2025 Fire TV lineup. It’s positioned below the higher Insignia QF. It’s designed to deliver sharp 4K visuals, HDR10 support, and consistent brightness across larger screen sizes. Powered by Fire TV OS, it provides seamless access to popular apps like Netflix, Prime Video, Disney+, and YouTube — all accessible via Alexa voice commands using the included remote.
With a Direct Lit LED panel, the F50 delivers decent uniformity and solid performance for everyday streaming, sports, and light gaming. It’s available in a wide range of screen sizes including 43″, 50″, 55″, 65″, 70″, 75″, and 85″, giving flexibility for different room sizes.
While it doesn’t feature Dolby Vision or QLED technology like older versions once did, the 2025 F50 remains a strong 4K performer for its price bracket — striking a balance between affordability and visual sharpness.
| Insignia F50 (2025) Prices | |
| 85-inch (NS-85F501NA26) | Check Today’s Price (Amazon.com)… |
| 75-inch (NS-75F501NA26) | Check Today’s Price (Amazon.com)… |
| 70-inch (NS-70F501NA26) | Check Today’s Price (Amazon.com)… |
| 65-inch (NS-65F501NA26) | Check Today’s Price (Amazon.com)… |
| 55-inch (NS-55F501NA26) | Check Today’s Price (Amazon.com)… |
| 50-inch (NS-50F501NA26) | Check Today’s Price (Amazon.com)… |
| 43-inch (NS-43F501NA26) | Check Today’s Price (Amazon.com)… |
Insignia F40 (2025) Short Overview
The Insignia F40 (2025) serves as an entry-level option in Insignia’s TV lineup. It features a Full HD (1080p) LED display — ideal for casual viewing and smaller rooms where 4K resolution isn’t necessary. Despite its lower resolution, it maintains good color and contrast for everyday content, supported by Fire TV OS for easy app access and Alexa voice control.
This model focuses on simplicity and price. It doesn’t support HDR formats or advanced features but offers solid performance for streaming services, cable TV, and general use. Available mainly in 40-inch and smaller screen sizes, the F40 is well-suited for bedrooms, dorm rooms, or secondary TVs.
In short, the Insignia F40 (2025) provides smart TV convenience at the lowest possible price point — ideal for users who value functionality and ease of use over cutting-edge display performance.
| Insignia F40 (2025) Prices | |
| 40-inch (NS-40F401NA26) | Check Today’s Price (Amazon.com)… |
| 32-inch (NS-32F401NA26) | Check Today’s Price (Amazon.com)… |
| 24-inch (NS-24F401NA26) | Check Today’s Price (Amazon.com)… |
Insignia F50 vs F40 (2025) Specs Comparison
Here’s a side-by-side look at the technical specifications of both models. The F50 focuses on 4K HDR performance, while the F40 keeps things simple with Full HD resolution.
| Feature | Insignia F50 (2025) | Insignia F40 (2025) | ||||||||||
| Resolution | 4K UHD (3840 × 2160) | Full HD (1920 × 1080) | ||||||||||
| Available Sizes | 43″, 50″, 55″, 65″, 70″, 75″, 85″ | 24″, 32″, 40″ | ||||||||||
| Position in Lineup | Mid-range 4K Fire TV | Entry-level Full HD Fire TV | ||||||||||
| Display Type | LED (Direct Lit) | LED (Direct Lit) | ||||||||||
| HDR Support | HDR10 | None | ||||||||||
| Smart Platform | Fire TV OS with Alexa Voice Remote | Fire TV OS with Alexa Voice Remote | ||||||||||
| Refresh Rate | 60 Hz (native) | 60 Hz (native) | ||||||||||
| Audio System | DTS Studio Sound / Dolby Audio | DTS Studio Sound / Dolby Audio | ||||||||||
| Bluetooth Version | 5.0 | 5.0 | ||||||||||
| Wi-Fi | Dual-band Wi-Fi 5 | Dual-band Wi-Fi 5 | ||||||||||
| HDMI / USB Ports | 3 HDMI (1 eARC) / 1 USB | 2–3 HDMI / 1 USB | ||||||||||
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The Differences Between Insignia F50 and F40 (2025)
Now that the specs are compared, let’s highlight the key differences that set the Insignia F50 and F40 apart in everyday use.
- Resolution and Picture Clarity
The most significant difference is resolution. The F50 delivers 4K UHD, offering four times the detail of the F40’s 1080p panel. If you plan to stream 4K content or sit close to a large screen, the F50 provides much sharper and more detailed visuals. - HDR Support
The F50 supports HDR10, enhancing contrast and color in supported content. The F40 lacks HDR support, resulting in a flatter image for modern streaming titles that rely on high dynamic range. - Target Audience and Use Case
The F50 is meant for living rooms and home entertainment setups, ideal for streaming, sports, and 4K movies. The F40 is better suited for smaller rooms, bedrooms, or casual users who just want a simple, reliable TV without needing 4K content. - Screen Size Options
The F50 is available in 43″ up to 85″, while the F40 tops out at smaller sizes (around 24–40″). If you’re planning a main TV setup, the F50 gives you far more flexibility. - HDR and Brightness Performance
Thanks to HDR10 support, the F50 offers more dynamic brightness and color range, making it more suitable for streaming modern UHD content. The F40 remains limited to standard dynamic range performance. - Price and Value
The F40 is the cheaper option, usually priced under entry-level 4K TVs. The F50 costs slightly more, but its added 4K resolution and HDR10 support make it a better long-term investment.
Which One to Choose?
If you’re looking for a main living room TV that can stream Netflix, Prime Video, and Disney+ in true 4K with HDR, the Insignia F50 (2025) is the clear winner. It offers better picture quality, more screen size options, and improved visual performance — all while keeping an affordable price.
| Insignia F50 (2025) Prices | |
| 85-inch (NS-85F501NA26) | Check Today’s Price (Amazon.com)… |
| 75-inch (NS-75F501NA26) | Check Today’s Price (Amazon.com)… |
| 70-inch (NS-70F501NA26) | Check Today’s Price (Amazon.com)… |
| 65-inch (NS-65F501NA26) | Check Today’s Price (Amazon.com)… |
| 55-inch (NS-55F501NA26) | Check Today’s Price (Amazon.com)… |
| 50-inch (NS-50F501NA26) | Check Today’s Price (Amazon.com)… |
| 43-inch (NS-43F501NA26) | Check Today’s Price (Amazon.com)… |
However, if you’re furnishing a bedroom, dorm, or guest room, the Insignia F40 (2025) is perfectly adequate. It’s easy to use, energy-efficient, and extremely affordable — ideal for light viewing or secondary spaces where 1080p is enough.
| Insignia F40 (2025) Prices | |
| 40-inch (NS-40F401NA26) | Check Today’s Price (Amazon.com)… |
| 32-inch (NS-32F401NA26) | Check Today’s Price (Amazon.com)… |
| 24-inch (NS-24F401NA26) | Check Today’s Price (Amazon.com)… |