InFocus IN134 vs Optoma EH412ST
 MSRP $719 |  $930 | |
|---|---|---|
| Key differences | ||
| White light output | — | 4,000 lm ANSI |
| Native resolution | 1024 × 768 | 1080p (1920 × 1080) |
| Throw ratio | 1.94–2.16:1 | 0.5:1 |
| Lowest input lag | — | 8.4 msDerived |
| HDR formats | — | HDR10 |
| Fan noise | Up to Eco 21 dB(A) | Max 28 dB(A) · Normal 26 dB(A) |
| Price | MSRP $719 | $930 |
| Room fit | ||
| Distance to screen | 3.9–4.4 m | 1.1 m |
| Brightness | ||
| Rated brightness | — | 4,000 lmDerived |
| White light output | — | 4,000 lm ANSI |
| Claimed brightness (non-standard) | 4,000 lm | — |
| Brightness uniformity | — | 70% |
| Brightness by mode | Normal 4,000 lm · Eco 3,200 lm | — |
| Eco brightness | 80%Derived | — |
| Display system | ||
| Imaging technology | DLP | DLP |
| Chip / panel diagonal | — | 0.65 in |
| On-screen resolution | 1024 × 768Derived | 1080p (1920 × 1080)Derived |
| Native resolution | 1024 × 768 | 1080p (1920 × 1080) |
| Native aspect | 4:3Derived | 16:9Derived |
| Colour wheel segments | 6 | 6 |
| Contrast | ||
| Dynamic contrast | — | 50,000:1 |
| Colour | ||
| Colour bit depth (per channel) | 10 bit | 10 bit |
| HDR | ||
| HDR formats | — | HDR10 |
| Calibration | ||
| Colour management (CMS) | — | 6-axis |
| Picture certifications | — | ISF |
| 3D | ||
| 3D | Yes | Yes |
| 3D formats | Side-by-side, Top-bottom, + Frame sequential | + Frame packing, Side-by-side, Top-bottom |
| 3D glasses sync | DLP-Link | DLP-Link |
| Light source | ||
| Light source | Lamp | Lamp |
| Lamp power | 220 W | 240 W |
| Replacement lamp | SP-LAMP-101 | — |
| Light-source life | 5,500 h normal · 10,000 h eco · 15,000 h dynamic | 4,000 h max · 10,000 h eco · 15,000 h super eco · 12,000 h dynamic |
| Light output control | Continuous | — |
| Cool-down time | 90 s | — |
| Optics | ||
| Throw ratio | 1.94–2.16:1 | 0.5:1 |
| Image size | 22–244 in | 36–308 in |
| Projection offset | 115% | 116% |
| Zoom | Optical | Digital |
| Zoom ratio | 1.11×Derived | — |
| Focal length | — | 7.42 mm |
| Aperture (f-number) | 2.41–2.53 | 2.8 |
| Focus | Manual | Manual |
| Autofocus | No | No |
| Vertical keystone | 40° | 40° |
| Interchangeable lens | No | No |
| Motion & gaming | ||
| Max input refresh | — | 1080p: 120 Hz |
| Max refresh at 1080p | — | 120 HzDerived |
| Input lag | — | 1080p: 60 Hz 16 ms · 120 Hz 8.4 ms |
| Lowest input lag | — | 8.4 msDerived |
| Inputs & control | ||
| HDMI inputs | 3 × HDMI 1.4 | HDMI 2.0 (HDCP 2.2) · HDMI 1.4 (HDCP 2.2) |
| HDMI inputs (count) | 3Derived | 2Derived |
| Newest HDMI version | HDMI 1.4Derived | HDMI 2.0Derived |
| Other video inputs | VGA, + Composite | VGA |
| Max input resolution | — | 4K UHD |
| Audio inputs | 3.5 mm | 3.5 mm |
| USB media playback | No | — |
| Control ports | RS-232 | RS-232 |
| Horizontal scan | 31.5–97.6 kHz | 15.38–91.15 kHz |
| Vertical scan | 56–120 Hz | 50–85 Hz |
| Audio | ||
| Speaker power | 10 W | 10 W |
| Speakers | 1 | 1 |
| Layout | Mono | — |
| Audio outputs | 3.5 mm | 3.5 mm |
| HDMI audio return | NoneDerived | NoneDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 312 × 236 × 125 mm | 316 × 244 × 115 mm |
| Weight | 3,200 g | 3,000 g |
| Colours | — | White |
| Orientations | Table, Ceiling, Rear | Table, Ceiling, Rear |
| Environment & power | ||
| Operating temperature | 5–40°C | 5–40°C |
| Operating humidity | — | 10–85%RH |
| Altitude | 3,048 m | 3,000 m · high-altitude mode |
| Power draw | Max 300 W · Eco 220 W | Max 285 W · Normal 230 W · Eco 190 W |
| Standby | Up to 0.5 W | 0.5 W |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Up to Eco 21 dB(A) | Max 28 dB(A) · Normal 26 dB(A) |
| Safety & compliance | ||
| Risk group | — | RG2 |
| Marks | — | FCC |
| Support & ownership | ||
| Warranty | — | 2 yr (light source 3 mo) |
| User manual | https://www.projectorcentral.com/pdf/projector_manual_10669.pdf | https://www.optomausa.com/ContentStorage/Documents/2aef4a4a-ad89-4d77-8b8a-d395179d3957.pdf |
| In the box | ||
| In the box | Power cord, Remote, + User manual, + HDMI cable | Power cord, Remote, + Remote batteries, + Quick start guide |
| Remote | IR | IR |