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  3. HU85LS vs HD35UST

LG HU85LS vs Optoma HD35UST

What HU85LS does better (6) and where HD35UST wins (5) — every spec side by side.

LG HU85LS
LG · 2019HU85LS
6.1Score
6 advantages
Higher score
vs
Optoma HD35UST
Optoma · 2018HD35UST
4.2Score
5 advantages≈ US$1,500
6.4Picture4.4
9.4Setup & placement2.2
3.7Noise, lifetime & portability6.8
Dimensions

Size comparison

HU85LSHD35UST
680 × 347128343 × 112383
HU85LSHD35USTDifference
Height347 mm112 mm+235 mm
Width680 mm343 mm+337 mm
Depth128 mm383 mm−255 mm
Weight12.2 kg3.9 kg+8.3 kg

Drawn to the same scale from the official dimensions (front and side).

Why is HU85LS better than HD35UST?

  1. Resolution (on screen)3840 × 2160 (4K UHD) vs 1920 × 1080 (Full HD)
  2. Light source life20,000 h vs 4,000 h5×
  3. Automatic keystone correctionYes · HD35UST: No
  4. Contrast ratio (dynamic / claimed)2,000,000:1 vs 30,000:166.7×
  5. HDR supportYes · HD35UST: No
  6. Largest image size120″ vs 100″+20%

Why is HD35UST better than HU85LS?

  1. Brightness (ANSI / ISO lumens)2,700 lm vs 3,600 lm+33%
  2. Built-in speakers (total output)10 W vs 16 W+60%
  3. Weight12.2 kg vs 3.9 kg3.1×
  4. Fan noise30 dB vs 26 dB+15%
  5. Power consumption350 W vs 275 W+27%
Specifications

Side by side

Optoma HD35USTOptoma HD35UST≈ US$1,5004.2
Picture
Resolution (on screen)3840 × 2160 (4K UHD)1920 × 1080 (Full HD)
Native panel resolution1920 × 1080 (Full HD)1920 × 1080 (Full HD)
4K method4K by pixel shifting—
Display technologyDLPDLP
Light sourceLaser—
Brightness (ANSI / ISO lumens)2,700 lm3,600 lm
Contrast ratio (dynamic / claimed)2,000,000:130,000:1
HDR supportYesNo
HDR formatsHDR10—
Motion interpolation (MEMC)Yes—
3D playback—Yes
Gaming
Maximum refresh rate—85 Hz
Lens & placement
Throw ratio0.19:10.25:1
Throw typeUltra short throw (under 0.4:1)Ultra short throw (under 0.4:1)
Distance for a 100″ 16:9 image0.42 m0.55 m
Smallest image size90″80″
Largest image size120″100″
Lens shiftNoneNone
AutofocusYes—
Keystone correctionYesYes
Automatic keystone correctionYesNo
Sound
Built-in speakers (total output)10 W16 W
Smart & streaming
Smart platformwebOS (LG)—
Built-in smart platformYes—
Netflix (officially licensed)Yes—
Wi-FiYesYes
BluetoothYes—
Connectivity
HDMI inputs22
HDMI version—1.4
USB portYesYes
Ethernet (LAN)YesYes
VGA inputNoYes
Audio outputYesYes
Battery, power & lifetime
Power consumption350 W275 W
Light source life20,000 h4,000 h
Light source life (eco mode)—10,000 h
Design & noise
Fan noise30 dB26 dB
Fan noise (eco mode)26 dB—
Weight12.2 kg3.9 kg
Width680 mm343 mm
Height347 mm112 mm
Depth128 mm383 mm
ColoursWhiteWhite
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