Home » Projector » BenQ GP100A Projector 4K Supported Outdoor & Portable

Each product is chosen independently by our editors. Purchases made through our links might earn us a commission at no extra cost to you!

BenQ GP100A Projector

$749.00 at Amazon.com

SEE IT

Price Alert

Compare

SUMMARY: The BenQ GP100A is a portable projector designed for home entertainment and outdoor viewing. It offers smart features like a built-in streaming platform and wireless casting, ensuring seamless content sharing. Autofocus and keystone correction simplify setup, while the audio system suits small gatherings. Best in low-light settings, it delivers clear visuals for casual movie nights and gaming but may struggle in bright environments. Its robust connectivity enhances versatility for various devices.

Best Used For: movie nights, TV show streaming, or casual gaming in dimly lit rooms

Released: 2023

Brand: BenQ

Specification	Details
Brightness	1000 ANSI Lumens
Resolution	1080P Native, 4K Supported (downscale to 1080P)
Contrast Ratio	100000:1 (dynamic, advertised)
Throw Ratio	1.2
Min/Max Throw Distance	1.6m-3.2m (60''-120'')
Lamp Life	Normal: 20,000 hrs, ECO: 30,000 hrs
Connectivity	HDMI x2, USB Type A x2, USB Type C x1, Audio out, Wi-Fi, Bluetooth
Keystone Correction	Auto 2D ±30°, Manual ±40°
Zoom Lens	fixed
Input Lag	26.5ms (1080P 60Hz)
Audio Output	2x5W speakers + 10W woofer (20W total)
Aspect Ratio	16:9
Weight (kg)	2.9 kg
Lens Shift	not available
Controller Type	remote control RCI077
Noise Level (dB)	28dBA / 26dBA (Typ./Eco.)
Size of Projection	Up to 120 inches (recommended)

Highlights

The BenQ GP100A Projector emerges as a highly capable portable projector designed for home entertainment and outdoor viewing. Its integration of smart features, including a built-in operating system with a pre-installed streaming service, makes it an all-in-one solution for media enthusiasts. The inclusion of wireless casting technologies enables seamless content sharing from mobile devices or computers, positioning the projector as a modern, user-friendly option for casual settings.

Brightness is a pivotal aspect of projector performance, and the BenQ GP100A is advertised to offer 1000 ANSI Lumens. Testing sources have reported a slightly higher output of 1131 Lumens in the brightest mode, though this introduces a greenish tint that may compromise color fidelity. In practical scenarios, such as dimly lit environments or evening outdoor setups, the projector delivers vivid images for screen sizes up to 120 inches. In spaces with significant ambient light, however, the brightness may not suffice, necessitating careful placement to ensure optimal image quality.

With a native 1080p resolution, the BenQ GP100A produces sharp and detailed visuals, well-suited for movie viewing and casual gaming. It supports 4K input, as verified by multiple testing sources, though the output remains at 1080p due to downscaling. This feature ensures compatibility with modern media devices, delivering a robust experience for home entertainment. The advertised 100,000:1 contrast ratio offers commendable depth for a portable projector, though real-world performance may fall short of the claimed figure, particularly for high-dynamic-range content, where darker details may lack precision.

Setup simplicity is a defining feature of the BenQ GP100A, driven by its autofocus and auto 2D keystone correction capabilities. These technologies enable rapid adjustments to various placement angles, minimizing manual intervention. User feedback highlights the auto keystone for its reliability, ensuring a rectangular image even when the projector is positioned off-axis. The manual keystone correction, adjustable up to ±40°, adds further versatility for unconventional setups, making the projector adaptable for spaces ranging from living rooms to outdoor areas.

The BenQ GP100A excels in audio delivery, equipped with a 20W speaker system that includes dual 5W speakers and a 10W woofer. This setup provides substantial sound for a portable projector, adequate for small to medium gatherings without external audio devices. While reputable reviews note the audio as sufficient for family viewing sessions, some user feedback suggests the sound, though loud, may lack depth for immersive experiences. For larger spaces or enhanced audio quality, connecting to an external wireless audio device via the projector’s wireless connectivity is advisable.

The projector’s connectivity suite is a significant strength, featuring dual HDMI ports, dual USB Type A ports, a USB Type C port, and support for wireless and Bluetooth connections. These options, confirmed by testing sources, accommodate a variety of devices, from gaming consoles to media players. The USB-C port enhances compatibility with modern devices, while wireless streaming simplifies content sharing from mobile devices. This comprehensive connectivity makes the projector a versatile hub for diverse entertainment needs.

For gaming, the BenQ GP100A provides an input lag of 26.5ms at 1080p 60Hz, as advertised and verified by reviews. This latency supports casual gaming on various consoles, with a dedicated gaming mode optimizing performance. Competitive gamers, however, may find the input lag insufficient for fast-paced titles. The LED light source, with an advertised lifespan of 20,000 hours in standard mode and 30,000 hours in energy-saving mode, ensures durability, reducing long-term maintenance concerns.

Portability remains a key attribute of the BenQ GP100A, with a weight of 2.9 kg and a built-in handle for easy transport. Though slightly heavier than some compact alternatives, its robust feature set justifies the design. The throw ratio of 1.2, validated by testing sources, supports screen sizes from 60 to 120 inches at distances of approximately 1.6m to 3.2m. The noise level, advertised at 28dBA in standard mode and 26dBA in energy-saving mode, remains discreet, ensuring minimal disruption during viewing.

The BenQ GP100A does not feature lens shift or optical zoom, common for portable projectors in its class. Instead, it relies on digital zoom and physical repositioning for image size adjustments, which may require strategic placement. The remote control is straightforward and effective, complementing the projector’s smart interface. The operating system enhances usability with access to various streaming platforms, with the inclusion of a pre-installed streaming service offering a distinct advantage over competitors requiring additional setup.

In summary, the BenQ GP100A shines as a portable entertainment device, combining smart functionality, user-friendly setup, and reliable performance for its category. Its autofocus, auto keystone correction, and integrated streaming capabilities make it an excellent choice for home theater applications and outdoor events. While brightness and input lag may limit performance in bright settings or competitive gaming, the projector offers exceptional value for casual users seeking portability, connectivity, and quality visuals in low-light environments.

Amazon Price History

Date	Price (USD)
2025-07-04	599
2025-08-01	649
2025-08-02	549
2025-08-12	599
2025-10-31	749
2025-11-02	749

Since 2025-08-02

Auto Product Comparison

Product	BenQ GP100A Projector	AuKing Smart Projector	XNANO X5A Projector	CAIWEI A8 Projector
Image
Badges		Best Deal
Price	$749.00 at Amazon.com	$149.99 ~~$239.99~~ at Amazon.com	$189.99 at Amazon.com	$396.00 at Amazon.com
Brand	BenQ	AuKing	XNANO	CAIWEI
Check Details		Check Details	Check Details	Check Details
Brightness	1000 ANSI Lumens	800 ANSI Lumens	500 ANSI Lumens (advertised)	~170-190 ANSI
Resolution	1080P Native, 4K Supported (downscale to 1080P)	1920 x 1080 (native)	Native 1080P	Native 1080P (4K Supported, downscale to 1080P)
Contrast Ratio	100000:1 (dynamic, advertised)	1000:1	<1000:1	~4000:1 dynamic
Throw Ratio	1.2	1.5-2.0	not specified	not specified
Min/Max Throw Distance	1.6m-3.2m (60''-120'')	4.6 feet / 16.4 feet	1m-6.5m	~1.3-8m
Lamp Life	Normal: 20,000 hrs, ECO: 30,000 hrs	55000 hours	~20000 hours	~50000 LED hours (advertised)
Connectivity	HDMI x2, USB Type A x2, USB Type C x1, Audio out, Wi-Fi, Bluetooth	Bluetooth, Wi-Fi, USB, HDMI	WiFi 2.4G/5G, Bluetooth, Ethernet, HDMI, USB	Physical ports per manuals: HDMI/USB/VGA/AV, 3.5 mm audio. A8+ATV listings add BT 5.3, Wi-Fi 5G/6, NFC. No eARC advertised.
Keystone Correction	Auto 2D ±30°, Manual ±40°	Auto Keystone	Digital Keystone correction	All digital keystone (not optical)
Zoom Lens	fixed	Digital Zoom only	digital zoom	Digital zoom only
Input Lag	26.5ms (1080P 60Hz)	>50ms	Not specified	~28 ms @1080p/60
Audio Output	2x5W speakers + 10W woofer (20W total)	Built-in speakers, Dolby Audio	5W speaker	30 W stereo, Dolby Audio, two-way Bluetooth
Aspect Ratio	16:9	16:9	16:9	16:9, supports 4:3
Weight (kg)	2.9 kg	3.27 kg	2.6 kg	~2.98 kg
Lens Shift	not available	Not available	not available	not available
Controller Type	remote control RCI077	remote control	remote control	Voice remote for Google/Android TV apps; IR handles OSD/basic projector controls.
Noise Level (dB)	28dBA / 26dBA (Typ./Eco.)	Not specified	Not specified	~66 dB
Size of Projection	Up to 120 inches (recommended)	30-300 inches	30-200 inches	Up to 300 inches
Connectivity	HDMI x2, USB Type A x2, USB Type C x1, Audio out, Wi-Fi, Bluetooth	Bluetooth, Wi-Fi, USB, HDMI	WiFi 2.4G/5G, Bluetooth, Ethernet, HDMI, USB	Physical ports per manuals: HDMI/USB/VGA/AV, 3.5 mm audio. A8+ATV listings add BT 5.3, Wi-Fi 5G/6, NFC. No eARC advertised.