#72

Sainyer

Sainyer Q100 mini projector

Name: Q100 mini projector
Brand: Sainyer
SKU: B0DSKXRMWT
Price: 39.99 JPY
Availability: InStock
Rating: 3 (1 reviews)

Rating

Model: Q100

$39.99(incl. tax)Amazon price as of 2025-11-13

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Product Overview

The Sainyer Q100 mini projector is a portable device designed for home entertainment. It supports up to 4K resolution input and Full HD 1080P output, offering a decent image quality for its size. Features include a 270° rotatable stand, electric keystone correction, and multiple connectivity options such as HDMI and USB. It's compatible with smartphones, TV sticks, laptops, and gaming consoles. However, it lacks WiFi and Bluetooth capabilities. Its short throw projection makes it suitable for small spaces.

Product Specifications

Brightness

-ANSI Lumens

Resolution

1920 x 1080pixels

Contrast Ratio

-:1

Lamp Life

-hours

Projection Distance

-m

Throw Ratio

Keystone Correction

±60degrees

Input Ports

HDMI, USB, AUX

Weight

0.59kg

3D Support

Size & Weight

Weight

1.3 pounds

Hight

6.89 inches

Width

5.12 inches

Depth

4.25 inches

Features

Automatic Keystone Correction Function

Feature Description

A function that automatically corrects trapezoidal distortion in the projected image. Even when projecting from an angle, the image is automatically adjusted to a rectangular shape, eliminating manual adjustments. Ideal for quick setup in various rooms or locations without tedious adjustments.

About This Product

Automatically corrects trapezoidal distortion, ensuring a rectangular image without manual adjustments. The electric keystone correction with ±60° angle adjustment simplifies setup in various environments, providing a user-friendly experience.

Screen Mirroring Function

Feature Description

A function that wirelessly mirrors the screen of a smartphone or tablet onto the projector. You can easily share photos, videos, or presentations stored on your mobile device on a large screen without cables. Convenient for family gatherings or casual presentations.

About This Product

Screen mirroring is not supported due to the absence of WiFi and Bluetooth connectivity. Users need to rely on wired connections via HDMI or USB to display content from their smartphones or tablets, limiting convenience.

Built-in Speaker Function

Feature Description

A function that incorporates speakers within the projector itself. You can enjoy video content with audio without connecting external speakers. Useful in situations where you want to quickly set up a viewing environment without the hassle of connecting external audio devices.

About This Product

Includes built-in speakers for audio playback, eliminating the need for external speakers in certain situations. The sound quality is adequate for small groups, but external speakers are recommended for a more immersive audio experience, especially in larger spaces.

Zoom Function

Feature Description

A function that allows you to enlarge or reduce the projected image size without physically moving the projector. Adjust the image size to fit your screen or wall size without moving the projector back and forth. Useful when space is limited.

About This Product

Zoom function is not available, limiting the ability to adjust the projected image size without physically moving the projector. This can be a constraint in smaller rooms or when trying to fit the image to a specific screen size.

Focus Adjustment Function

Feature Description

A function that allows you to sharpen the image. Enjoy a crisp, clear picture from various projection distances, ensuring comfortable viewing. Easy to adjust and produces sharp imaging.

About This Product

Enables electric focus adjustment for a sharp and clear image, ensuring optimal viewing from different projection distances. This feature allows users to easily fine-tune the image for the best possible clarity, enhancing the overall viewing experience.

Ceiling Mount Function

Feature Description

A function designed to support installation on the ceiling. The projector can be safely and securely mounted on the ceiling. Space-saving and free layout.

About This Product

Ceiling mount function is not explicitly mentioned, suggesting it may not be designed for permanent ceiling installation. Users would need to explore alternative mounting solutions if they wish to install it on the ceiling, adding complexity to the setup.

SHOPSTAFF Rating Score

#72

Ranked #72 out of 100 products in Category

3.0

Overall Rating

The Sainyer Q100 is an entry-level mini projector with basic functionality. Its low price point makes it accessible, but it lacks advanced features like wireless connectivity. The image quality is adequate for casual viewing in dark environments. Durability is uncertain due to the brand's limited track record. Best suited for temporary setups and occasional use.

Brightness (Lumens)

2.0

Rating Criteria Explanation

Brightness, measured in lumens, determines how well you can see the projected image in different lighting conditions. Higher lumens are essential for well-lit rooms, while lower lumens might suffice for dark environments. Consider the typical lighting conditions of your viewing space. A projector with insufficient brightness will result in a washed-out image, especially when there's ambient light. Look for at least 2000 lumens for a moderately lit room and 3000+ lumens for brighter environments. Pay attention to both ANSI lumens (a standardized measurement) and 'light source' lumens, as some manufacturers may inflate the latter. True ANSI lumens provide a more accurate representation of perceived brightness.

Rating Comments

Brightness information is not available, making it difficult to assess its performance in various lighting conditions. Expect limited visibility in brighter environments, best suited for dark rooms.

Resolution

4.0

Rating Criteria Explanation

Resolution dictates the level of detail and clarity in the projected image. Native resolution is the actual number of pixels the projector can display. Full HD 1080p (1920x1080) is a good starting point for most users, providing a sharp and detailed picture for movies and games. If you want even greater detail and plan to project onto a large screen, consider a 4K (3840x2160) projector. Avoid projectors that claim to support 1080p but have a lower native resolution, as they will upscale the image, resulting in a softer, less detailed picture. Pay close attention to the 'native' resolution specification.

Rating Comments

Supports 1080P Full HD, providing a clear and detailed image suitable for movies and gaming. This resolution is adequate for most viewing needs, enhancing the overall viewing experience.

Contrast Ratio

2.0

Rating Criteria Explanation

Contrast ratio is the difference between the darkest black and the brightest white the projector can produce. A higher contrast ratio results in a more vibrant and realistic image with better blacks and brighter whites. This improves the overall depth and richness of the picture. Look for a contrast ratio of at least 1000:1, but ideally, aim for 2000:1 or higher for a truly immersive viewing experience. Dynamic contrast ratios are often inflated by manufacturers, so focus on the 'native' or 'on/off' contrast ratio when comparing projectors.

Rating Comments

Contrast ratio information is not provided, making it difficult to determine the depth and richness of the picture quality. Expect less vibrant colors and less distinct blacks compared to projectors with known high contrast ratios.

Projection Technology (DLP, LCD, LED)

3.0

Rating Criteria Explanation

Different projection technologies offer varying strengths and weaknesses. DLP (Digital Light Processing) projectors typically offer better contrast ratios and sharper images, but some people may experience a 'rainbow effect' (brief flashes of color). LCD (Liquid Crystal Display) projectors generally have better color accuracy and are less prone to the rainbow effect, but may have lower contrast ratios. LED projectors are energy-efficient and have long lifespans, often with good color performance, but may not be as bright as DLP or LCD projectors at the same price point. Consider the pros and cons of each technology and choose the one that best suits your viewing preferences and needs.

Rating Comments

The projection technology is not specified, making it difficult to assess its strengths and weaknesses in terms of color accuracy, contrast, and the potential for the rainbow effect. This lack of information impacts the overall evaluation.

Connectivity Options

3.5

Rating Criteria Explanation

Ensure the projector has the necessary connectivity options to connect to your devices. HDMI ports are essential for connecting to Blu-ray players, gaming consoles, and streaming devices. USB ports allow you to play media files directly from USB drives. VGA ports are useful for connecting older devices. Audio output options (such as 3.5mm headphone jack or RCA outputs) are important for connecting to external speakers. Wi-Fi connectivity allows for wireless streaming and screen mirroring. Bluetooth connectivity enables you to connect wireless speakers or headphones. Consider the devices you plan to connect to the projector and make sure it has the appropriate ports.

Rating Comments

Offers HDMI, USB, and AUX ports, providing versatile connectivity for various devices like TV sticks, gaming consoles, and laptops. However, the absence of Wi-Fi and Bluetooth limits wireless connectivity options.

Keystone Correction and Lens Shift

4.0

Rating Criteria Explanation

Keystone correction allows you to correct distorted images when the projector is not perfectly aligned with the screen. Digital keystone correction can introduce some image degradation, so optical keystone correction is generally preferred. Lens shift allows you to physically move the lens up, down, left, or right without moving the projector itself, providing more flexibility in placement and avoiding image distortion. Horizontal and vertical keystone correction is crucial if you cannot position the projector directly in front of the screen. Lens shift is a valuable feature for more complex installations.

Rating Comments

Features electric keystone correction of ±60°, allowing for easy adjustment of distorted images. This ensures a rectangular image even when the projector is not perfectly aligned, adding flexibility to setup. Lens shift is not available.

Manufacturer Reliability and Warranty

1.5

Rating Criteria Explanation

The manufacturer's reputation and the length/terms of the warranty are crucial indicators of product reliability. A reputable manufacturer is more likely to produce a higher-quality product and provide better customer support. A longer warranty period provides peace of mind, knowing that you're covered in case of defects or malfunctions. Research the manufacturer's reviews and customer support reputation. Pay attention to the specific terms of the warranty, including what is covered and any limitations. A strong warranty demonstrates the manufacturer's confidence in their product.

Rating Comments

Sainyer is a relatively unknown brand, making it difficult to assess the projector's reliability and the quality of customer support. The lack of established reputation impacts the overall confidence in the product's longevity.

Cost Performance

4.0

Rating Criteria Explanation

Ultimately, the best projector is the one that offers the best balance of features and performance for your budget. Consider all the factors mentioned above (brightness, resolution, contrast ratio, technology, connectivity, and features) and compare different models within your price range. Don't just focus on the cheapest option; instead, look for the projector that provides the most value for your money. Read reviews and compare specifications carefully to make an informed decision. Sometimes, spending a little more can get you significantly better performance and longevity.

Rating Comments

At $29.99, this projector offers good value for its price. While it lacks advanced features and specifications, its portability, ease of use, and 1080P support make it a worthwhile option for budget-conscious consumers.

Brand & Manufacturer Details

Sainyer

SAINYER: Creators of projectors that transform any space into your personal cinema. Designs combine advanced technology with ease of use.

Considerations

Limited brightness for well-lit rooms
No WiFi or Bluetooth connectivity
Short power cord may require extension

Recommended For

Casual users seeking an affordable projector
Users with limited space
Those needing a portable projector for occasional use

Not Recommended For

Users requiring high brightness or 4K native resolution
Those needing wireless connectivity
Users looking for long-term reliability

Suitable For

Home movie nights in dark rooms
Camping trips
Kids' rooms

Not Suitable For

Large conference rooms
Outdoor use in daylight
Professional presentations

Frequently Asked Questions (FAQ)

Q.I'm looking for a projector that's easy to move around. Is this one portable?

A.Yes, the Q100 mini projector is lightweight and compact, making it easy to move and store. Several staff confirmations mention its portability and suitability for outdoor movie nights or camping.

Q.I'm looking for a projector that's easy to move around. Is this one portable?

A.Yes, the Q100 mini projector is lightweight and compact, making it easy to move and store. Several staff confirmations mention its portability and suitability for outdoor movie nights or camping.

Q.Can I connect my iPhone to this projector?

A.Yes, you can connect your iPhone via USB, but it may require a Lightning-to-HDMI adapter which is not included. Please note that the projector does not support Wi-Fi or Bluetooth for wireless connections.

Q.Can I connect my iPhone to this projector?

Q.How big of a screen can this projector display?

A.The Q100 mini projector can project up to a 200-inch screen, making it suitable for home theaters and outdoor movie setups.

Q.How big of a screen can this projector display?

A.The Q100 mini projector can project up to a 200-inch screen, making it suitable for home theaters and outdoor movie setups.

Q.Does this projector have good picture quality?

A.The projector supports 4K and Full HD 1080P, and many staff confirmations praise the picture quality, especially in darker environments. It also features electric focus and ±60° angle adjustment for optimal viewing.

Q.Does this projector have good picture quality?

Q.Can I use this projector for gaming?

A.Yes, the projector is compatible with gaming consoles via HDMI. It's suitable for playing video games on a big screen.

Q.Can I use this projector for gaming?

A.Yes, the projector is compatible with gaming consoles via HDMI. It's suitable for playing video games on a big screen.

Q.Does this projector have built-in speakers?

A.Yes, it has built-in speakers. Staff confirmations suggest the sound quality is good for a couple of people watching, but for larger groups or outdoor use, an external speaker is recommended.

Q.Does this projector have built-in speakers?

A.Yes, it has built-in speakers. Staff confirmations suggest the sound quality is good for a couple of people watching, but for larger groups or outdoor use, an external speaker is recommended.

Q.I need a projector for a small room. Is this suitable?

A.Yes, with its short-throw technology, this projector can project a large image even from a short distance, making it ideal for smaller rooms or limited spaces.

Q.I need a projector for a small room. Is this suitable?

A.Yes, with its short-throw technology, this projector can project a large image even from a short distance, making it ideal for smaller rooms or limited spaces.

Q.Is it easy to set up?

A.Yes, according to staff confirmations, the projector is easy to set up, basically plug and play. It also comes with a remote for convenient control.

Q.Is it easy to set up?

A.Yes, according to staff confirmations, the projector is easy to set up, basically plug and play. It also comes with a remote for convenient control.

Q.Does this projector have keystone correction?

A.Yes, it features electric keystone correction, ensuring distortion-free and perfectly aligned images.

Q.Does this projector have keystone correction?

A.Yes, it features electric keystone correction, ensuring distortion-free and perfectly aligned images.

Q.I want to use this projector outdoors. Is that possible?

A.Yes, this projector can be used outdoors in shaded or low-light conditions. Just ensure to protect it from rain, moisture, and extreme temperatures, as mentioned in the brand information.

Q.I want to use this projector outdoors. Is that possible?

A.Yes, this projector can be used outdoors in shaded or low-light conditions. Just ensure to protect it from rain, moisture, and extreme temperatures, as mentioned in the brand information.

SHOPSTAFF Rating Ranking

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Brightness	3000 ANSI Lumens	Resolution	3840 x 2160 pixels
Contrast Ratio	2000 :1	Lamp Life	- hours
Projection Distance	- m	Throw Ratio	0.9–1.5:1
Keystone Correction	- degrees	Input Ports	Bluetooth, Ethernet, HDMI, USB, Wi-Fi
Weight	6.3 kg	3D Support	Yes

Automatic Keystone Correction FunctionScreen Mirroring FunctionBuilt-in Speaker FunctionZoom FunctionFocus Adjustment FunctionCeiling Mount Function

4.7Overall Rating

4.7Brightness (Lumens)

5.0Resolution

4.5Contrast Ratio

5.0Projection Technology (DLP, LCD, LED)

4.9Connectivity Options

4.7Keystone Correction and Lens Shift

4.3Manufacturer Reliability and Warranty

4.2Cost Performance

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$1,399.99(incl. tax)Amazon price as of 2025-11-13

Epson Pro EX11000: 4,600 Lumens, 1080p, Wireless Laser Projector with Miracast and 16W Built-in Speaker.

Brightness	4600 ANSI Lumens	Resolution	1920 x 1080 pixels
Contrast Ratio	- :1	Lamp Life	20000 hours
Projection Distance	- m	Throw Ratio	1 - 1.6x
Keystone Correction	Auto vertical degrees	Input Ports	2 HDMI, USB
Weight	4.3 kg	3D Support	-

Automatic Keystone Correction FunctionScreen Mirroring FunctionBuilt-in Speaker FunctionZoom FunctionFocus Adjustment FunctionCeiling Mount Function

4.5Overall Rating

4.8Brightness (Lumens)

4.5Resolution

4.0Contrast Ratio

4.5Projection Technology (DLP, LCD, LED)

4.7Connectivity Options

4.3Keystone Correction and Lens Shift

4.5Manufacturer Reliability and Warranty

4.3Cost Performance

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1500 ANSI Lumens, Netflix-licensed, Dolby Audio, WiFi 6, 2-Way Bluetooth, Auto Focus & Keystone projector.

Brightness	1500 ANSI Lumens	Resolution	1920 x 1080 pixels
Contrast Ratio	25,000 :1	Lamp Life	- hours
Projection Distance	- m	Throw Ratio	1.3:1
Keystone Correction	Auto degrees	Input Ports	2 HDMI, 1 USB, 3.5mm Jack
Weight	- kg	3D Support	No

Automatic Keystone Correction FunctionScreen Mirroring FunctionBuilt-in Speaker FunctionZoom FunctionFocus Adjustment FunctionCeiling Mount Function

4.1Overall Rating

4.0Brightness (Lumens)

4.5Resolution

4.3Contrast Ratio

3.0Projection Technology (DLP, LCD, LED)

4.7Connectivity Options

4.6Keystone Correction and Lens Shift

3.5Manufacturer Reliability and Warranty

4.5Cost Performance

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2000 ANSI Netflix Officially Licensed 4K Full HD Outdoor Projector

$399.99(incl. tax)Amazon price as of 2025-11-03

2000 ANSI Netflix Officially Licensed 4K Full HD Outdoor Projector with Wifi and Bluetooth, Built-in Apps.

Brightness	2000 ANSI Lumens	Resolution	1920 x 1080 pixels
Contrast Ratio	- :1	Lamp Life	- hours
Projection Distance	- m	Throw Ratio	-
Keystone Correction	Auto degrees	Input Ports	3.5mm Jack, Bluetooth, HDMI, USB, Wi-Fi
Weight	- kg	3D Support	-

Automatic Keystone Correction FunctionScreen Mirroring FunctionBuilt-in Speaker FunctionZoom FunctionFocus Adjustment FunctionCeiling Mount Function

3.9Overall Rating

4.0Brightness (Lumens)

4.5Resolution

3.5Contrast Ratio

3.0Projection Technology (DLP, LCD, LED)

4.8Connectivity Options

4.3Keystone Correction and Lens Shift

3.0Manufacturer Reliability and Warranty

4.0Cost Performance

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2000 ANSI/ Official-NetfIix/360°Stand Outdoor Projector

$299.99(incl. tax)Amazon price as of 2025-11-13

2000 ANSI Lumens, 360° Stand, Official NetfIix, Auto Focus, Keystone, 4K Support, 36W Dolby Audio, 500'' Display

Brightness	2000 ANSI Lumens	Resolution	1920 x 1080 pixels
Contrast Ratio	50000 :1	Lamp Life	100,000 hours
Projection Distance	4-25 ft m	Throw Ratio	1:1
Keystone Correction	Auto degrees	Input Ports	HDMI, USB, AV, 3.5mm Audio Jack
Weight	3.96 pounds kg	3D Support	-

Automatic Keystone Correction FunctionScreen Mirroring FunctionBuilt-in Speaker FunctionZoom FunctionFocus Adjustment FunctionCeiling Mount Function

3.9Overall Rating

4.0Brightness (Lumens)

3.8Resolution

4.2Contrast Ratio

3.0Projection Technology (DLP, LCD, LED)

4.5Connectivity Options

4.3Keystone Correction and Lens Shift

3.0Manufacturer Reliability and Warranty

4.0Cost Performance

View Details Buy on Amazon Report Content Error

See more [2025 Edition] 100 Best Projectors! Selection Guide and Latest Models Introduction comparisons

Sainyer Q100 mini projector

Product Overview

Product Images

Product Specifications

Size & Weight

Features

SHOPSTAFF Rating Score

Brand & Manufacturer Details

Considerations

Recommended For

Not Recommended For

Suitable For

Not Suitable For