BenQ TH575i 1080p Home Projector vs NEBULA Anker Mars 3 Air 1080p Mini Projector
Updated August 2026 — The BenQ TH575i is the better choice for those prioritizing brightness and gaming performance, while the NEBULA Anker Mars 3 Air excels in portability and audio quality.
The BenQ TH575i is the better choice for those prioritizing brightness and gaming performance, while the NEBULA Anker Mars 3 Air excels in portability and audio quality.
Why BenQ TH575i 1080p Home Projector is better
Brightness
BenQ TH575i has 3,800 lumens compared to NEBULA's 400 ANSI lumens.
Gaming Performance
BenQ TH575i features a low input lag of 16.7ms.
Price
BenQ TH575i is priced at £479.00, £20 less than NEBULA.
Why NEBULA Anker Mars 3 Air 1080p Mini Projector is better
Portability
NEBULA Anker Mars 3 Air is designed for easy transport.
Audio Quality
NEBULA has dual 8W Dolby Audio speakers.
Setup Speed
NEBULA can set up in just 3 seconds.
Overall score
Specifications
| Spec | BenQ TH575i 1080p Home Projector | NEBULA Anker Mars 3 Air 1080p Mini Projector |
|---|---|---|
| Current Price | £479.00 | £499.00 |
| Brightness | 3,800 lumens | 400 ANSI lumens |
| Input Lag | 16.7ms | N/A |
| Audio Output | N/A | Dual 8W Dolby |
| Streaming | Google TV dongle | Google TV |
Dimension comparison
Price Comparison
When considering price, the BenQ TH575i is more affordable at £479.00 compared to the NEBULA Anker Mars 3 Air, which costs £499.00. This £20 difference may seem minor, but for budget-conscious buyers, every penny counts. The BenQ projector offers a high brightness of 3,800 lumens, ensuring vibrant visuals, making it an excellent choice for users looking for value without sacrificing performance. In contrast, the NEBULA, while slightly more expensive, promises portability with its mini projector design, appealing to those who value convenience over the initial cost.
Brightness and Display Quality
The BenQ TH575i boasts an impressive brightness of 3,800 lumens, making it ideal for large-screen viewing in well-lit environments. This feature allows for a clear and vibrant image on a 120-inch screen, ensuring that content can be enjoyed even with the lights on. In comparison, the NEBULA Anker Mars 3 Air provides 400 ANSI lumens of brightness, which, although suitable for darker settings, may not compete with the sheer power of the BenQ in brighter conditions. The TH575i's brightness advantage may be significant for users who plan to use their projector in various lighting situations.
Portability and Setup
The NEBULA Anker Mars 3 Air shines in terms of portability, designed for users who wish to take their entertainment on the go. Its compact size allows for easy transport, letting users watch their favourite content anywhere. Additionally, the NEBULA features Intelligent Environment Adaptation Technology, enabling quick setup with auto keystone correction and autofocus in just 3 seconds. On the other hand, the BenQ TH575i requires a more traditional setup but provides flexible installation options due to its 1.1x optical zoom and Auto Vertical Keystone correction. While the BenQ may be less portable, it compensates with a stable installation for home use.
Audio Quality
Audio experience varies significantly between the two projectors. The NEBULA Anker Mars 3 Air comes equipped with dual 8W Dolby Audio speakers, delivering immersive sound quality that can function as a portable speaker for music playback. This feature makes it a versatile choice for users who appreciate high-quality audio alongside their visuals. Conversely, the BenQ TH575i does not specify any built-in audio capabilities, suggesting that users may need to invest in external speakers for an enhanced audio experience. Therefore, for those prioritising sound quality, the NEBULA provides a distinct advantage.
Streaming Capabilities
Both projectors offer excellent streaming capabilities, but they approach it differently. The BenQ TH575i includes a licensed Google TV dongle, allowing users to access popular streaming services such as Netflix, YouTube, and Disney+ with ease. This plug-and-play setup ensures a straightforward experience for users who want immediate access to their favourite shows and movies. The NEBULA Anker Mars 3 Air also supports Google TV, enabling users to enjoy similar content, but lacks the explicit mention of a dongle. This could imply that the setup might vary, potentially making the BenQ more user-friendly for those less tech-savvy.
Gaming Performance
For gaming enthusiasts, the BenQ TH575i demonstrates an ultra-smooth gaming experience with a low input lag of just 16.7ms. This specification is crucial for fast-paced gaming, ensuring responsive gameplay without annoying delays. The NEBULA Anker Mars 3 Air does not specify its input lag, which may concern gamers looking for optimal performance. While both projectors can handle gaming, the measurable advantage of the BenQ in terms of input lag positions it as the better option for dedicated gamers seeking a seamless experience.
Viewing Modes and Versatility
The BenQ TH575i offers multiple viewing modes—Cinema, Sports, Game, and 3D—tailored to enhance different types of content. This versatility allows users to optimise their viewing experience according to the type of media, ensuring the best image quality across various settings. In contrast, the NEBULA Anker Mars 3 Air does not specify distinct viewing modes, focusing instead on its portability and ease of use. This difference may lead users who value customisation in their viewing experience to favour the BenQ model for its tailored options.
Which should you buy?
Choosing between the BenQ TH575i and the NEBULA Anker Mars 3 Air ultimately hinges on your specific needs. If you prioritise superior brightness, gaming performance, and a lower price, the BenQ TH575i stands out as the better option. However, if portability, built-in audio quality, and ease of setup are more critical for you, the NEBULA Anker Mars 3 Air could be worth the extra expenditure. Consider your primary use case—home cinema or mobile entertainment—before making a decision.
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