BenQ X500i: problems, parts and running costs

Checked: 2026-10-21

Summary

The BenQ X500i is a short-throw 4K DLP gaming projector with a 4LED light source, so there is no lamp to buy and nothing perishable to replace, but almost every complaint about it is a design limit rather than a fault: 2200 ANSI lumens that wash out once the room lights come on, manual focus with no lens shift, twin fans that one reviewer finds loud in quiet menus, uneven 60 Hz movie motion, no VRR, and a Google TV system that lives in a dongle rather than inside the box. What it costs to keep running per year is electricity and nothing else — 236 W typical at 110V, under 0.5 W in standby — and no yearly dollar figure can be worked out from the sources, because no electricity rate, no filter price and no consumable cost is published. At or below about $1,600 it is a good buy for a darkened room and 240 Hz gaming; from about $1,750 up, the value thins fast.

Common problems and fixes

No owner forum threads or retailer Q&A for this model could be read, and no failure rate has been published for it, so the list below is built from the two independent reviews, the lab test data and the published specification limits rather than from an owner failure report.

Washed out once the lights are on — 2200 ANSI lumens is the binding constraint. RTINGS says the projector is “not quite bright enough to pop in rooms with a few lights” and rates outdoor and bedroom use mediocre for the same reason, and PCGamesN recommends a dedicated screen rather than a general wall. No setting changes this; darken the room or lower the screen. It is a design limit, not a defect, so the warranty is not involved. [1][4][5]
Twin fans audible in quiet menus — the unit runs an 80 mm intake fan and a 92 mm exhaust fan. PCGamesN names the noise as its first con and calls the fans “a bit too noisy” during quiet menu navigation, while RTINGS says the fan is not especially distracting from typical viewing distances; BenQ rates acoustic noise at 31 dB typical and 29 dB in ECO. Distance and background audio decide which experience you get, and ECO mode is the quieter setting. A fan that fails is a warranty item; fan noise is not. [1][4][5]
Manual focus, manual zoom, no lens shift — focus and 1.2x manual zoom are dials on the top of the unit and there is no lens shift, so the image has to be physically re-aligned every time the projector is moved. The only electronic correction is 2D auto keystone of ±30 degrees vertically and horizontally, and RTINGS lists the manual handling as a minus for bedroom use and portability. Measure the room before the box is opened; this is not a fault and the warranty does not apply. [1][2][4][5]
The Google TV system is a wired-in dongle — the smart platform is the QS02 Android TV dongle, which slots into a bay under a screw-on rear cover, occupies an internal HDMI port and hangs off a Micro-USB power lead that PCGamesN calls “jankily cable-managed”, with a fit that “doesn’t feel particularly premium”. Once fitted it adds Wi-Fi 6, Chromecast, AirPlay, Google Assistant and Google Voice Search on top of the projector’s own 802.11ac Wi-Fi and Bluetooth 5.0, with Netflix preloaded. It is a one-time job, and a loose-feeling install is not a fault. [1][4][5]
Uneven motion from 60 Hz sources — RTINGS found movie motion looks uneven during camera pans from 60 Hz sources, including from the dongle’s own native apps, and there is no VRR, so frame-rate fluctuations are never smoothed. No picture mode removes it; feed higher-refresh sources where the source allows. [4]
4K stops at 60 Hz and 1440p is downscaled — BenQ publishes input lag of 16.7 ms at 1080p/60 and at 4K/60, 8.3 ms at 1080p/120 and 4.2 ms at 1080p/240, and the 2K modes are marked “downscaling to 1080p”, so a 1440p/120 signal runs as a downscaled 1080p/120 image and the projector cannot drive a 4K/120 display. Workaround: accept 4K/60 for 4K sources, or run 1080p/240 for competitive shooters. [1][2][4][6]
Vivid colors look muted, and rainbows flash — accuracy is near perfect before any calibration, but color volume is weak, so the most vivid colors look muted and lighter shades lose saturation, and DLP rainbow flashes can distract sensitive viewers. There is no calibration fix for color volume; it is a property of the engine, not a fault. [4]
Warranty service means you pay the freight — coverage is 3 years parts and labor through BenQ America depot service for units bought and located in the continental US, Hawaii and Alaska, with no advance replacement: you ship the projector to BenQ and pay that freight, and BenQ pays the return leg. Exclusions cover normal wear, third-party parts, improper environments and service by anyone other than BenQ or an authorized provider, and liability is capped at the invoice amount. No teardown, service manual or parts list was found for this model, so depot service is the only repair route. [3]

Parts and consumables

4LED light source — rated 20000 hours in normal mode and 30000 hours in ECO at reduced brightness, and BenQ publishes no separate ANSI lumen figure for ECO. There is no lamp, and with no user-serviceable parts list the light source is not a consumable an owner can budget for. [1][2]

Yearly running cost

Not enough data for a single yearly dollar figure. This is how it is computed.

Light source: the 4LED array is rated 20000 hours in normal mode and 30000 hours in ECO, and no lamp replacement falls inside the 3-year warranty term. [1][3]
One-off extras rather than running costs: a dedicated screen and a ceiling mount are not included, and there is no case, no carrying handle and no lens protection in the box. [4][5]

When it is a good buy

Price anchors: ProjectorCentral indexes a $1,624 street price against a $1,999 MSRP (2026-10), PCGamesN tested the unit at $1,699 (2025-04), and Notebookcheck reported the US launch price as $1,699 (2023-10). The $1,624 figure is an indexed street price rather than a confirmed checkout price.

At or below about $1,600 — strong value: short-throw 4K, 4.2 ms at 1080p/240, a bundled Google TV dongle and a 3-year warranty are a rare combination at that money.
$1,600 to $1,750 — the band both reviewers actually tested; good value if you want short-throw 4K and low-latency 240 Hz gaming.
Above $1,750 — fair to weak: value thins fast because nothing in the measured feature set improves, and at the $1,999 MSRP you sit in the X3100i and X300G price band while giving up the X3100i’s size and the X300G’s portability.

Named alternatives:

XGIMI Halo+ — PCGamesN’s pick for portability and automatic setup, with auto keystone and image correction more advanced than the X500i’s. The better choice when the projector has to move and be set up without hands on the dials. [5]
BenQ X300G — the portable sibling, $1,799 at US launch (Notebookcheck, 2023-10) with 2000 ANSI lumens. The better choice if portability matters more than the short-throw lens. [2][6]

This page covers the short-throw X500i only: the X3100i and X3300i use a larger and brighter chassis, the X300G is the portable model, and the TK710 and TK720 are lamp-based. [1][2][6]