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ALLIWAVA PR850 Projector

$139.00 ~~$189.00~~ at Amazon.com

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SUMMARY: The ALLIWAVA PR850 is a feature-packed portable projector offering true 1080p resolution, auto-focus, auto‑keystone, Wi‑Fi 6, and Bluetooth connectivity. Marketed aggressively for outdoor movie nights and smart home use, its brightness and contrast in real-world conditions are modest compared to claims. Audio is serviceable for casual settings, and smart features are convenient but limited by SDR output and latency. Suited for dark-room entertainment, casual gaming, and fitness backgrounds—but not best choice for high‑brightness, cinematic or competitive gaming needs.

Best Used For: Casual home entertainment in controlled lighting

Released: 2024

Brand: ALLIWAVA

Specification	Details
Brightness	~250-300 ANSI Lumens
Resolution	Native 1080P
Contrast Ratio	~400-600:1 dynamic
Throw Ratio	1.39:1
Min/Max Throw Distance	2m-4m
Lamp Life	~15000 hours
Connectivity	HDMI 2.0, 2 × USB 2.0, AV, RJ-45, 3.5 mm, Wi-Fi 6, Bluetooth 5.2
Keystone Correction	Auto 6-D / 4-P, ±45°
Zoom Lens	80 – 100 % digital zoom
Input Lag	~60-70ms
Audio Output	Dual 5 W speakers; 3.5 mm audio out
Aspect Ratio	16 : 9 (4 : 3 supported)
Weight (kg)	3.9 kg
Lens Shift	Not available
Controller Type	Infra-red remote
Noise Level (dB)	~38-40 dB
Size of Projection	120-150 inches

Highlights

Marketed as a versatile and feature-rich budget projector, the ALLIWAVA PR850 positions itself appealingly with its advertised capabilities of 800 ANSI lumens brightness and native 1080p resolution. However, independent testing reveals a significantly lower real-world brightness of approximately 250–300 ANSI lumens, making it suitable primarily for fully darkened viewing environments rather than semi-lit or outdoor settings as suggested.

The native resolution of 1920×1080 pixels is accurately represented and confirmed by independent teardown analyses and FCC regulatory documentation. The PR850 handles 4K input signals, but this capability should not be mistaken for true 4K projection; the signal is downscaled immediately to its native 1080p resolution, resulting in a clear but not ultra-high-definition image.

The projector’s advertised contrast ratio of 2000:1 appears optimistic compared to typical real-world performance from similarly priced LCD projectors, which usually achieve around 400–600:1. While the manufacturer’s claims imply strong color depth and dynamic image performance, practical viewing experiences indicate that image clarity and shadow detail are noticeably limited compared to higher-end units.

An advantageous feature of the PR850 is its automatic 6D keystone correction, which simplifies setup considerably by automatically adjusting projection angles within ±45°. Despite this convenience, actual usage indicates that keystone correction introduces noticeable processing lag and can degrade overall image sharpness, particularly at the edges, making it less ideal for fast-paced content such as gaming.

Connectivity options are extensive, with the projector supporting HDMI 2.0, dual USB 2.0 ports, AV input, Ethernet (RJ-45), Wi-Fi 6, and Bluetooth 5.2. The inclusion of Wi-Fi 6 and Bluetooth provides modern and reliable wireless connectivity for streaming and audio output. However, HDR inputs, though accepted, are automatically tone-mapped to standard dynamic range (SDR), meaning HDR content will not display its full intended visual quality.

The PR850 features a digital zoom ranging from 80% to 100%, lacking optical zoom functionality. As this is purely digital, users can expect slight degradation in image sharpness when utilizing zoom adjustments. Additionally, the throw ratio of 1.39:1 aligns closely with independent measurements, providing reasonably predictable placement flexibility for average room sizes, with a recommended projection distance of approximately 2–4 meters.

Audio capability through integrated dual 5W speakers delivers decent volume and clarity suitable for smaller indoor spaces or quiet environments, but users seeking an immersive audio experience will find it necessary to connect external audio systems via Bluetooth or the provided 3.5 mm audio jack.

Gaming enthusiasts should note the projector’s measured input lag, which is around 60–70 ms according to user testing. While this lag is acceptable for casual gaming experiences, it falls short of competitive gaming requirements, where sub-30 ms performance is typically considered optimal.

Operational noise levels, although not specified officially, have been reported by users to hover around 38–40 dB, making the fan’s sound noticeably present in quieter viewing conditions. Users sensitive to background noise might find this distracting, particularly during quiet movie scenes or intimate gatherings.

Physically, the projector weighs in at approximately 3.9 kg (8.67 lbs), as confirmed by shipping details and regulatory filings, providing portability suitable for occasional moves or setups but slightly heavy for regular transport. The advertised maximum projection size of 300 inches diagonal is optimistic, with practical brightness constraints limiting effective viewing sizes to around 120–150 inches under dark-room conditions.

An additional beneficial feature of the PR850 is its fully sealed optical engine and dust-proof chassis, a rarity among budget projectors, effectively reducing internal dust accumulation and prolonging image quality consistency. The projector also supports over-the-air (OTA) upgrades to Android 12, extending its smart functionality and longevity.

In summary, the ALLIWAVA PR850 Projector offers a compelling combination of convenience features like auto-focus, robust connectivity, and native Full HD resolution at an attractive price point. However, potential buyers should carefully consider its significant real-world limitations, particularly concerning brightness, contrast ratio, input lag, and noise level. This projector is best suited for casual home entertainment scenarios in controlled, low-light environments rather than outdoor or bright-room viewing experiences. Those requiring higher brightness, precise contrast, and low-latency performance will find greater satisfaction investing in a higher-tier projector from a recognized brand.

Amazon Price History

Date	Price (USD)
2025-07-12	159
2025-08-09	139
2025-09-01	139
2025-09-09	139

Since 2025-07-12

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Badges		Best Deal	Most Compared
Price	$139.00 ~~$189.00~~ at Amazon.com	$159.99 ~~$299.99~~ at Amazon.com	$299.99 ~~$319.99~~ at Amazon.com	$299.00 ~~$329.99~~ at Amazon.com
Brand	ALLIWAVA	TOPTRO	Happrun	XGIMI
Check Details		Check Details	Check Details	Check Details
Brightness	~250-300 ANSI Lumens	600 ANSI lumens (advertised)	~250–300 ANSI lumens	400 ISO Lumens
Resolution	Native 1080P	Native 1080P, 4K Supported (downscale to 1080P)	Native Full HD 1080p confirmed, no 4K input support	1920 x 1080 pixels (Full HD)
Contrast Ratio	~400-600:1 dynamic	20000:1 (advertised, dynamic), 600:1 (native)	10000:1 (advertised)	Not specified
Throw Ratio	1.39:1	1.1:1	~1.4:1 to 1.5:1	1.2:1
Min/Max Throw Distance	2m-4m	~3.09m for a 100-inch screen	1.1m to 4.5m (approx.)	2.12/3.99 meters
Lamp Life	~15000 hours	30000 hours	Up to 100,000 hours (advertised)	30000 hours
Connectivity	HDMI 2.0, 2 × USB 2.0, AV, RJ-45, 3.5 mm, Wi-Fi 6, Bluetooth 5.2	1×HDMI-ARC, 1×HDMI-in, USB-A, 3.5 mm audio-out, Wi-Fi 6, BT 5.2 (bidirectional)	HDMI, USB, AV, Wi-Fi, Bluetooth, 3.5mm Audio	HDMI 2.0, USB 2.0, Wi-Fi, Bluetooth
Keystone Correction	Auto 6-D / 4-P, ±45°	Auto vertical ±30°, 4-point digital	Auto ±40° vertical	Auto Keystone Correction up to ±40°
Zoom Lens	80 – 100 % digital zoom	Digital zoom 100%-85%	Zoom is digital/manual, limited range (~50%)	No zoom
Input Lag	~60-70ms	~60-70ms	Not specified	Low Latency down to 26.3ms (Auto Keystone off)
Audio Output	Dual 5 W speakers; 3.5 mm audio out	2*8W Hi-Fi speakers, 3.5mm audio port	Built-in speaker (8W x1), external speaker supported	Dual 3W built-in speakers
Aspect Ratio	16 : 9 (4 : 3 supported)	16:9/4:3	16:9 / 4:3	16:9
Weight (kg)	3.9 kg	1.1 kg	2.0 kg	1.18 kg
Lens Shift	Not available	Not available	Not available	Not available
Controller Type	Infra-red remote	IR/Bluetooth remote; on-body capacitive buttons	Remote control + physical buttons	Bluetooth remote control
Noise Level (dB)	~38-40 dB	~35 dB(A) at 1m in Eco	~35 dB	30 dB
Size of Projection	120-150 inches	40-180 inches	40'' to 200'' (est results at 60–120 inches)	80 inches to 150 inches
Connectivity	HDMI 2.0, 2 × USB 2.0, AV, RJ-45, 3.5 mm, Wi-Fi 6, Bluetooth 5.2	1×HDMI-ARC, 1×HDMI-in, USB-A, 3.5 mm audio-out, Wi-Fi 6, BT 5.2 (bidirectional)	HDMI, USB, AV, Wi-Fi, Bluetooth, 3.5mm Audio	HDMI 2.0, USB 2.0, Wi-Fi, Bluetooth