BenQ TK700STi vs TH690ST: Which Projector Offers Superior Keystone Correction for Your Viewing Needs?

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Introduce​

Parameter	BenQ TK700STi​	BenQ TH690ST​
Picture​	​	​
Price​	$1683​	$1364.66​
Recommended Uses​	Home Cinema, Gaming​	Gaming​
Highlight​	Models: TK700, TK700STi Throw Capabilities: TK700STi - short-throw (100" at 6.5ft); TK700 - standard throw (100" at 8.2ft) Resolution and Latency: 4K, 16ms latency at 4K/60Hz Game Compatibility: Compatible with PS4, PS5, Nintendo Switch, Xbox Series X, Google Stadia Setup Features: 1.2x zoom, 2D Auto Vertical Keystone, Picture Rotation Adjustment Entertainment Options: Google-certified Android TV, 5,000+ apps via Google Play Store​	Resolution: 1080p HDR, 4K compatible Color Accuracy: 84% DCI-P3, 98% Rec.709 Technology: 4LED with Auto Color Calibration Projection Distance: Short throw, 100" at 4.9ft Latency: 4ms (1080p @120Hz), 16ms (1080p @60Hz) Compatibility: Major consoles (PS4, PS5, Nintendo Switch, Xbox One X, Google Stadia) Image Quality: Huge, bright, sharp images Audio Quality: Equalized audio​

Side-by-Side Comparison​

Display​

Parameter	BenQ TK700STi​	BenQ TH690ST​
Screen Size​	30 Inches - 300 Inches​	N/A - 100 Inches​
Throw Distance​	2.2 Feet - 21.5 Feet​	6.5 Feet - 14 Feet​
Contrast Ratio​	10000:1​	500,000​
Display Resolution​	3840 x 2160 Pixels​	1920 x 1080​
Native Resolution​	3840 x 2160​	1920 x 1080​
Brightness​	3000 Lumen​	2300 lumen​
Display Type​	DLP​	DLP​
Picture Quality Enhancement​	-​	-​

Features​

Parameter	BenQ TK700STi​	BenQ TH690ST​
Video Encoding​	H.264 or H.265 (HEVC)​	-​
Lamp Wattage​	5 Watts​	5 Watts​
Light Source Life​	20000 Hours​	-​
Controller Type​	Remote Control, Button Control​	Button Control​
Control Method​	Remote​	-​
Mount Type​	Floor Mount, Tabletop Mount, Ceiling Mount​	Tabletop Mount​
Noteworthy Features​	Digital Keystone Correction, Short Throw​	Digital Keystone Correction​

Connectivity​

Parameter	BenQ TK700STi​	BenQ TH690ST​
Connectivity Technology​	USB, HDMI, 3.5mm Jack​	HDMI​
Hardware Connectivity​	HDMI​	HDMI​
Compatible Devices​	Laptop, Gaming Console, Speaker​	Gaming Consoles​

Measurements​

Parameter	BenQ TK700STi​	BenQ TH690ST​
Dimensions L x W x H​	18"L x 13"W x 7"H​	14.4"L x 9.6"W x 4.6"H​
Item Weight​	6.83 Pounds​	11.8 Pounds​

Conclusion​

Product	PROS AND CONS​
BenQ TK700STi​	Pros • Exceptional 4K picture quality with impressive brightness and HDR capabilities • Excellent performance for gaming, comparable to high-end gaming monitors • Large projection size (up to 120 inches) enhances gaming and movie experiences • Cost-effective alternative to high-end OLED TVs, offering great value for performance • Integration with Android TV and HDMI devices allows for versatile streaming options Cons • Occasional input device confusion requiring power cycling • Remote control responsiveness can be slow and requires deliberate button pressing • Limited organic solution for Netflix; may require additional streaming devices for optimal experience • Onboard speakers are functional but not high-quality; external sound system recommended Overall Impression This projector stands out as an exceptional choice for both gaming and home theater experiences, delivering superior picture quality and large projection sizes at an unbeatable price. While there are minor inconveniences with the remote and input devices, these do not overshadow the impressive performance and value it offers. Ideal for anyone looking to enhance their entertainment setup in a "man cave" or dedicated gaming room.
BenQ TH690ST​	Pros: • Impressive image quality and contrast, particularly for HDR content • Great out-of-the-box performance with default cinema mode • High refresh rate (120Hz) ideal for gaming with low input lag • LED-based technology ensures longevity and durability • Built-in speakers provide decent sound, enhancing the viewing experience • Excellent color reproduction, vibrant and saturated visuals • Can compete with more expensive projectors in terms of performance Cons: • Rainbow effect may be noticeable during certain content, particularly with fast movement • Built-in speakers are not sufficient for an immersive experience; external speakers recommended • Best performance in darker environments, typical for projectors • Some users might need to adapt to or ignore the rainbow effect over time Overall Impression: The TH690ST projector is a strong contender in the mid-range projector market, delivering exceptional image quality and vibrant colors that rival more expensive models. Its gaming capabilities are particularly noteworthy, making it a great choice for gamers looking for a large screen experience. While it has some drawbacks such as the potential for a rainbow effect and the need for external audio solutions, these issues are minor compared to the overall performance and value it provides.