Optoma UHZ50 vs ViewSonic X100-4K
 Optoma UHZ50MSRP $2,799 |  ViewSonic X100-4KMSRP $1,817 | |
|---|---|---|
| Key differences | ||
| Native resolution | 1080p (1920 × 1080) | — |
| Throw ratio | 1.21–1.59:1 | 1.2–1.44:1 |
| Lowest input lag | 4.4 msDerived | — |
| HDR formats | HDR10, + HLG | HDR10 |
| Light source | Laser (phosphor) | LED |
| Fan noise | Max 29 dB(A) · Normal 27 dB(A) | Normal 23 dB(A) · Eco 20 dB(A) |
| Price | MSRP $2,799 | MSRP $1,817 |
| Room fit | ||
| Distance to screen | 2.7–3.5 m | 2.7–3.2 m |
| Brightness | ||
| Claimed brightness (non-standard) | 3,000 lm | 2,900 lm (LED lumens) |
| Brightness uniformity | 80% | — |
| Display system | ||
| Imaging technology | DLP | DLP |
| Chip / panel diagonal | 0.47 in | 0.47 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 | XPR 4-way | — |
| Addressable resolution | 4K UHD (3840 × 2160) | 4K UHD (3840 × 2160) |
| Contrast | ||
| Dynamic contrast | 2,500,000:1 | 3,000,000:1 |
| Dynamic contrast method | Light-source dimming | Light-source dimming |
| Colour | ||
| Colour gamut | — | Rec. 709 125% area |
| Colour bit depth (per channel) | 10 bit | 10 bit |
| Gamma / EOTF presets | 2.2, 2.4, 2.6 | — |
| HDR | ||
| HDR formats | HDR10, + HLG | HDR10 |
| Tone mapping | Adjustable | — |
| Calibration | ||
| Colour management (CMS) | 6-axis | 6-axis |
| Picture mode memories | — | 2 |
| Picture certifications | ISF | ISF |
| 3D | ||
| 3D | Yes | Yes |
| 3D formats | Frame packing, Side-by-side, Top-bottom, Frame sequential | — |
| 3D glasses sync | DLP-Link | DLP-Link |
| Light source | ||
| Light source | Laser (phosphor) | LED |
| Light engine | — | RGBB LED |
| Light-source life | 30,000 h | Up to 30,000 h |
| Life defined as | 50% brightness | — |
| Light output control | Steps | — |
| Constant brightness mode | Yes | — |
| Cool-down time | 10 s | — |
| Optics | ||
| Throw ratio | 1.21–1.59:1 | 1.2–1.44:1 |
| Image size | 34–302 in | 40–200 in |
| Projection offset | 105% | — |
| Zoom | Optical | Optical |
| Zoom ratio | 1.31×Derived | 1.2×Derived |
| Focal length | 12.81–16.74 mm | 12.62–15.13 mm |
| Aperture (f-number) | 1.94–2.23 | 1.8–1.83 |
| Focus | Manual | Motorised |
| Autofocus | No | — |
| Vertical lens shift | 0–10% | 0–65% |
| Horizontal lens shift | — | ±25% |
| Motorised lens shift | No | No |
| Vertical keystone | 30° | 40° |
| Horizontal keystone | 30° | — |
| Auto keystone | Yes | — |
| Grid warp | Yes | — |
| Motion & gaming | ||
| Frame interpolation (MEMC) | Yes | Yes |
| Frame interpolation at 4K | — | Yes |
| Max input refresh | 1080p: 240 Hz · 2560 × 1440: 120 Hz · 4K UHD: 60 Hz | 4K UHD: 60 Hz |
| Max refresh at 1080p | 240 HzDerived | — |
| Max refresh at 4K | 60 HzDerived | 60 HzDerived |
| Input lag | 1080p: 60 Hz 17 ms · 120 Hz 8.6 ms · 240 Hz 4.4 ms · 4K UHD: 60 Hz 16.9 ms | — |
| Lowest input lag | 4.4 msDerived | — |
| Input lag at 4K 60 Hz | 16.9 msDerived | — |
| Inputs & control | ||
| HDMI inputs | HDMI 2.0 (eARC, HDCP 2.2, game port) · 2 × HDMI 2.0 (HDCP 2.2) | 4 × HDMI 2.0 (HDCP 2.2) |
| HDMI inputs (count) | 3Derived | 4Derived |
| Newest HDMI version | HDMI 2.0Derived | HDMI 2.0Derived |
| Other video inputs | — | VGA |
| Max input resolution | DCI 4K | 4K UHD |
| Audio inputs | — | 3.5 mm |
| USB media playback | Yes | Yes |
| Control ports | RS-232, Wired IR, 12 V trigger | RS-232, Wired IR, 12 V trigger |
| Control-system drivers | — | Crestron |
| Horizontal scan | 15.38–91.15 kHz | 30–97 kHz |
| Vertical scan | 24–120 Hz | 24–85 Hz |
| Smart platform | ||
| Wi-Fi | Wi-Fi 5 | Wi-Fi 4 |
| Bluetooth | — | 4.0 |
| Ethernet | Yes | Yes |
| Smart platform | Android (uncertified) | — |
| Storage | 16 GB | 16 GB |
| Netflix | Built in | — |
| Smart home | Alexa, Google Home | — |
| Audio | ||
| Speaker power | 20 W | 40 W |
| Speakers | 2 | 2 |
| Layout | Stereo | Stereo |
| Tuned by | — | Harman Kardon |
| Audio formats | DTS | — |
| Audio outputs | 3.5 mm, Optical, + HDMI eARC | 3.5 mm, Optical, + Bluetooth |
| HDMI audio return | eARCDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 337 × 265 × 119 mm | 416 × 463 × 161 mm |
| Weight | 4,800 g | 7,700 g |
| Colours | White | — |
| Orientations | Table, Ceiling, Rear | Table, Ceiling, Rear |
| Ceiling mount | — | M6, screws ≤ 8 mm |
| Dust filter | — | None |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 10–85%RH | 0–90%RH |
| Altitude | 3,000 m · high-altitude mode | High-altitude mode |
| Power draw | Max 230 W · Normal 240 W · Eco 185 W | 200 W |
| Standby | Up to 0.5 W | Up to 0.5 W |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Max 29 dB(A) · Normal 27 dB(A) | Normal 23 dB(A) · Eco 20 dB(A) |
| Safety & compliance | ||
| Laser class | Class 1 | — |
| Risk group | RG2 | — |
| FDA laser notice | Notice 57 | — |
| Marks | + CE, FCC | FCC |
| Support & ownership | ||
| Warranty | — | 3 yr (light source 1 yr) |
| User manual | https://region-resource.optoma.com/products/import/Documents/c60e8ce7-6032-45ec-a343-21f52fef801c.pdf | https://www.viewsonicglobal.com/public/products_download/user_guide/Projector/X100-4K/X100-4K_UG_ENG.pdf |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries, Quick start guide, Wi-Fi dongle | Power cord, Remote, Remote batteries, Quick start guide, Wi-Fi dongle |
| Remote | Backlit | — |