Epson EpiqVision Ultra LS800 vs Optoma GT4000UHD
 Epson EpiqVision Ultra LS800MSRP $3,499 |  Optoma GT4000UHD | |
|---|---|---|
| Key differences | ||
| White light output | 4,000 lm ISO (Dynamic mode) | 4,000 lm ANSI |
| Native resolution | 1080p (1920 × 1080) | — |
| Native contrast (on/off) | 1,800:1 | — |
| Throw ratio | 0.16:1 | 0.25:1 |
| Lowest input lag | — | 4.3 msDerived |
| Fan noise | Normal 32 dB(A) · Eco 19 dB(A) | Max 34 dB(A) · Eco 29 dB(A) |
| Price | MSRP $3,499 | — |
| Room fit | ||
| Distance to screen | 0.35 m | 0.55 m |
| Brightness | ||
| Rated brightness | 4,000 lmDerived | 4,000 lmDerived |
| White light output | 4,000 lm ISO (Dynamic mode) | 4,000 lm ANSI |
| Colour light output | 4,000 lm (Dynamic mode) | — |
| Claimed brightness (non-standard) | — | 4,000 lm |
| Brightness uniformity | — | 75% |
| Brightness by mode | Max 4,000 lm · Normal 3,000 lm · Eco 2,000 lm | — |
| Eco brightness | 50%Derived | — |
| Display system | ||
| Imaging technology | 3LCD | DLP |
| Chip / panel diagonal | 0.62 in | — |
| On-screen resolution | 4K UHD (3840 × 2160)Derived | 4K UHD (3840 × 2160)Derived |
| Native resolution | 1080p (1920 × 1080) | — |
| Native aspect | 16:9Derived | 16:9Derived |
| Pixel shift | 4K PRO-UHD | — |
| Addressable resolution | 4K UHD (3840 × 2160) | 4K UHD (3840 × 2160) |
| Contrast | ||
| Native contrast (on/off) | 1,800:1 | — |
| Dynamic contrast | Up to 2,500,000:1 | 700,000:1 |
| Colour | ||
| Colour bit depth (per channel) | 10 bit | — |
| HDR | ||
| HDR formats | HDR10, HLG | HDR10, HLG |
| Tone mapping | Adjustable | — |
| Calibration | ||
| Colour management (CMS) | None | — |
| 3D | ||
| 3D | No | Yes |
| 3D formats | — | Frame packing, Side-by-side, Top-bottom |
| Light source | ||
| Light source | Laser (phosphor) | Laser (phosphor) |
| Emitter | Blue laser + phosphor | — |
| Light-source life | 20,000 h normal · 20,000 h eco | 30,000 h eco |
| Optics | ||
| Throw ratio | 0.16:1 | 0.25:1 |
| Throw measured from | Rear of the case | — |
| Image size | 80–150 in | 100–150 in |
| Projection offset | — | 120% |
| Zoom | Digital | None |
| Focal length | 2.3 mm | — |
| Aperture (f-number) | 1.8 | — |
| Focus | Manual | — |
| Autofocus | No | — |
| Vertical lens shift | — | None |
| Horizontal lens shift | — | None |
| Vertical keystone | — | 5° |
| Horizontal keystone | — | 5° |
| Corner correction | — | 4-corner |
| Auto setup | Obstacle avoidance | — |
| Motion & gaming | ||
| Frame interpolation (MEMC) | Yes | — |
| Max input refresh | 1080p: 120 Hz · 4K UHD: 60 Hz | 1080p: 240 Hz · 4K UHD: 60 Hz |
| Max refresh at 1080p | 120 HzDerived | 240 HzDerived |
| Max refresh at 4K | 60 HzDerived | 60 HzDerived |
| Input lag | — | 1080p: 60 Hz 17 ms · 120 Hz 8.6 ms · 240 Hz 4.3 ms · 4K UHD: 60 Hz 16.9 ms |
| Lowest input lag | — | 4.3 msDerived |
| Input lag at 4K 60 Hz | — | 16.9 msDerived |
| Inputs & control | ||
| HDMI inputs | HDMI 2.0 (HDCP 2.3, 18 Gbps) · HDMI 2.0 (ARC, HDCP 2.3, 18 Gbps) · HDMI 2.0 (HDCP 2.3, 18 Gbps, game port) | 2 × HDMI 2.0 |
| HDMI inputs (count) | 3Derived | 2Derived |
| Newest HDMI version | HDMI 2.0Derived | HDMI 2.0Derived |
| Other video inputs | — | HDBaseT |
| Max input resolution | DCI 4K | 4K UHD |
| USB media playback | Yes | — |
| Control ports | — | RS-232 |
| Horizontal scan | — | 15–150 kHz |
| Vertical scan | — | 24–240 Hz |
| Smart platform | ||
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth | 5.0 | — |
| Ethernet | No | Yes |
| Smart platform | Android TV | — |
| OS version | 11 | — |
| Netflix | No | — |
| Casting | Chromecast built-in | — |
| Audio | ||
| Speaker power | 20 W | 15 W |
| Speakers | 3 | 1 |
| Layout | 2.1 | — |
| Tuned by | Yamaha | — |
| Audio formats | DTS | — |
| Audio outputs | 3.5 mm, + Optical, + HDMI ARC, + Bluetooth | 3.5 mm |
| HDMI audio return | ARCDerived | NoneDerived |
| Bluetooth speaker mode | Yes | — |
| Physical & installation | ||
| Dimensions (W × D × H) | 695 × 341 × 156 mm | 327 × 328 × 110 mm |
| Weight | 12,300 g | 4,500 g |
| Colours | Black, White | — |
| Orientations | + Table, + Ceiling, + Rear | + 360° |
| Ceiling mount | M4, screws ≤ 9 mm | — |
| Dust filter | Replaceable | — |
| Ingress protection | — | IP6X |
| Sealed optical engine | Yes | — |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 20–80%RH | — |
| Altitude | 3,048 m · high-altitude mode | 3,048 m |
| Power draw | Max 350 W · Normal 350 W · Eco 217 W | Max 255 W · Eco 180 W |
| Standby | 0.4 W | 0.5 W |
| Networked standby | 2 W | — |
| Power supply | — | External adapter |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Normal 32 dB(A) · Eco 19 dB(A) | Max 34 dB(A) · Eco 29 dB(A) |
| Safety & compliance | ||
| Laser class | Class 1 | — |
| Risk group | RG2 | — |
| Eye-protection sensor | Yes | — |
| Marks | FCC, UL | — |
| Support & ownership | ||
| Warranty | 🇺🇸 US 2 yr · 🇪🇺 EU 5 yr | 1 yr (light source 5 yr or 12,000 h) |
| User manual | https://files.support.epson.com/docid/cpd6/cpd62535.pdf | — |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries, Quick start guide | Power cord, + Power adapter, Remote, Remote batteries, Quick start guide |
| Remote | Voice | IR |