A 28.2-inch 3840 × 2560 (3:2) IPS programming monitor supplied with a monitor arm, listing 130 mm height travel, ±275° swivel and 90° pivot, plus USB-C with 90 W charging and a KVM switch.
Specifications checked 26 Sept 2026.
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LG 28MQ780-B in its manufacturer-documented UK configuration. The complete source table retains its published display, connection, software and physical conditions.
Specifications checked 17 Oct 2026.
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THE DIFFERENCES, MADE VISIBLE
Visual facts
Differences first. Select a topic for its graphic, sources and conditions.
How to read this comparison
Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.
SPECIFICATIONS SIDE BY SIDE5 topics
SELECTED TOPIC
01 / 05
Native resolution
Check the exact configuration and source conditions for your use.
Match the monitor to the connection. Refresh limits depend on the input, cable and source device. Confirm the exact regional ports, stand adjustment and mount. Manufacturer response-time methods such as MPRT and GtG are different; neither the image nor these figures establish an independent motion or colour-quality test.
BenQ RD280UA602.2 - 732.2 × 610.4 × 476.0 mm (height × width × depth, with stand)
LG 28MQ780-Bdimension with stand (w x h x d) [mm]: 481.5 x 843.2 x 461.3
Sources
BenQ RD280UA
BenQ lists 602.2 - 732.2x610.4x476.0 mm (height × width × depth). · Manufacturer specification · Manufacturer dimensions with the supplied stand; a height range shows the stand’s lowest and highest positions. Allow extra room for cables and movement.
Manufacturer specification · 90 W from the USB-C port that also carries DisplayPort Alt Mode video and data. Downstream accessory ports supply less and are not laptop-charging ports.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
USB-C connection
BenQ RD280UAYes
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · The listed connections include USB-C or Thunderbolt. Video, data, upstream/downstream roles and charging power depend on the particular port.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Hardware low blue light
BenQ RD280UAYes
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ’s TÜV certificate row names “Low Blue light (Hardware Solution)” as well as a separate “Low Blue light (Software Solution)” certificate.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Ambient-light adaptive brightness (B.I. Gen2)
BenQ RD280UAYes
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ’s table lists “Brightness Intelligence Gen2 (B.I. Gen2): Yes”; the product page says B.I. Gen2 detects the ambient brightness and automatically adjusts the screen brightness. Colour-temperature adjustment is not stated for this feature.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Listed certificates
BenQ RD280UATÜV: Eye Comfort 2.0, EyeSafe 2.0, Flicker-free, Low Blue light (Hardware Solution), Low Blue light (Software Solution), Reflection Free; Energy Star 8.0; EPEAT Bronze
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · Complete “TUV Certificate” row (Certification) and Environmental Standards rows from BenQ’s UK specification table. The product page describes the TÜV Reflection Free certification, TÜV Rheinland’s Low Blue Light certification and Eyesafe 2.0 certification. Manufacturer-listed certificates, not independent measurements or health claims.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Display daisy-chain configuration
BenQ RD280UAUSB C out (MST)
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · Multi-Stream Transport via the listed USB-C out port. BenQ notes that Mac and MacBook devices only support daisy chaining via Thunderbolt, that daisy chaining is not supported via HDMI or regular USB ports on any device, and that M1/M2 Macs connect only a single external display.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Low blue light mode
BenQ RD280UAYes
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ lists this as “Low Blue Light Plus”; the product page says it includes Circadian Mode, which automatically adjusts colour temperature through the day.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Maximum power
BenQ RD280UA205 W
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Night Hours Protection (minimum brightness)
BenQ RD280UAYes
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ’s table lists “Night Hours Protection: Yes”; the product page describes minimum brightness technology for night use, with ambient light detection and auto-switch. No minimum-brightness figure is published.
Manufacturer specification · Complete “Color Mode” row from BenQ’s UK specification table. The product page describes the coding modes’ dark and light themes, with adjustable brightness, sharpness and contrast, and a Coding HotKey at the heart of the function bar.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Specification market
BenQ RD280UAUK
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ UK specification table. BenQ’s US page for the same model was checked separately on 26 September 2026 (see research notes); plugs, bundled accessories and warranty can still differ by market.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Sleep-mode power
BenQ RD280UA<0.5 W
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Weight with stand
BenQ RD280UA11.4 kg
LG 28MQ780-BNot verified
Sources
BenQ RD280UA
Manufacturer specification · BenQ lists “Net Weight” separately from “Net Weight (w/o Base)”, so this figure includes the supplied base; packaging excluded.
Manufacturer specifications are claims, not independent measurements, current retailer stock or unstated regional compatibility. Unlisted units and capabilities remain unknown.
Manufacturer specification · Complete “Color Mode” row from BenQ’s UK specification table. The product page describes the coding modes’ dark and light themes, with adjustable brightness, sharpness and contrast, and a Coding HotKey at the heart of the function bar.
Manufacturer specification · Manufacturer display-table maximum, not a motion index. Input-specific modes/overclocking remain in original source fields. Original: 60
1 × HDMI (v2.0); 1 × DisplayPort (v1.4); 1 × USB C(PowerDelivery 90W, DisplayPort Alt Mode, Data); 1 × USB Type-B Upstream (USB 3.2 Gen 1, 5 Gbps, Data only); 3 × USB Type-A Downstream (USB 3.2 Gen 1, 5 Gbps, power charging 4.5W); 1 × USB Type-C Downstream (USB 3.2 Gen 1, 5 Gbps, power charging 7.5W); headphone jack
d-sub: NO; d-sub (max. resolution at hz): N/A; dvi-d: NO; dvi (max resolution at hz): N/A; hdmi: YES(2ea); displayport: YES(1ea); dp version: 1.4; thunderbolt: NO; thunderbolt (max. resolution at hz): N/A; thunderbolt (data transsmission): NO; thunderbolt (power delivery): N/A; usb-c: YES(1ea); usb-c (max. resolution at hz): 2560 x 2880 at 60Hz; usb-c (data transsmission): YES; usb-c (power delivery): 90W; daisy chain: NO; usb upstream port: YES(1ea/ver2.0); usb downstream port: YES(2ea/ver3.0); built-in kvm: YES; lan (rj-45): NO; spdif out (optical digital audio out): NO; audio in: NO; mic in: NO; headphone output: 3-pole (Sound Only); line out: NO
USB-C connectionSources
BenQ RD280UA
Manufacturer specification · The listed connections include USB-C or Thunderbolt. Video, data, upstream/downstream roles and charging power depend on the particular port.
Manufacturer specification · 90 W from the USB-C port that also carries DisplayPort Alt Mode video and data. Downstream accessory ports supply less and are not laptop-charging ports.
Manufacturer specification · Multi-Stream Transport via the listed USB-C out port. BenQ notes that Mac and MacBook devices only support daisy chaining via Thunderbolt, that daisy chaining is not supported via HDMI or regular USB ports on any device, and that M1/M2 Macs connect only a single external display.
BenQ lists 602.2 - 732.2x610.4x476.0 mm (height × width × depth). · Manufacturer specification · Manufacturer dimensions with the supplied stand; a height range shows the stand’s lowest and highest positions. Allow extra room for cables and movement.
427.8 × 610.4 × 87.1 mm (height × width × depth, without base)
Not provided
Weight with standSources
BenQ RD280UA
Manufacturer specification · BenQ lists “Net Weight” separately from “Net Weight (w/o Base)”, so this figure includes the supplied base; packaging excluded.
Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.
Manufacturer specification · Manufacturer power figure under the stated operating mode; real use, brightness, connected USB devices and charging load can differ.
Manufacturer specification · BenQ lists this as “Low Blue Light Plus”; the product page says it includes Circadian Mode, which automatically adjusts colour temperature through the day.
Manufacturer specification · BenQ’s TÜV certificate row names “Low Blue light (Hardware Solution)” as well as a separate “Low Blue light (Software Solution)” certificate.
Manufacturer specification · BenQ’s table lists “Brightness Intelligence Gen2 (B.I. Gen2): Yes”; the product page says B.I. Gen2 detects the ambient brightness and automatically adjusts the screen brightness. Colour-temperature adjustment is not stated for this feature.
DC Extension cable 1.4m Black, Ergo+ stand, Body cable cover, Body top cover, Wrench
Listed certificatesSources
BenQ RD280UA
Manufacturer specification · Complete “TUV Certificate” row (Certification) and Environmental Standards rows from BenQ’s UK specification table. The product page describes the TÜV Reflection Free certification, TÜV Rheinland’s Low Blue Light certification and Eyesafe 2.0 certification. Manufacturer-listed certificates, not independent measurements or health claims.
TÜV: Eye Comfort 2.0, EyeSafe 2.0, Flicker-free, Low Blue light (Hardware Solution), Low Blue light (Software Solution), Reflection Free; Energy Star 8.0; EPEAT Bronze
Not provided
Night Hours Protection (minimum brightness)Sources
BenQ RD280UA
Manufacturer specification · BenQ’s table lists “Night Hours Protection: Yes”; the product page describes minimum brightness technology for night use, with ambient light detection and auto-switch. No minimum-brightness figure is published.
Manufacturer specification · BenQ UK specification table. BenQ’s US page for the same model was checked separately on 26 September 2026 (see research notes); plugs, bundled accessories and warranty can still differ by market.
Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.