InFocus Crusader Grandmaster vs Optoma Photon Life PH31
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
 InFocus Crusader Grandmaster | Optoma Photon Life PH31 | |
|---|---|---|
| Display system | ||
| Imaging technology | DLP | DLP |
| Technology brand | DLP | DLP |
| Number of imaging devices | 1 | — |
| Chip / panel diagonal | 0.47 in | — |
| Native aspect ratio | 16:9 | 16:9 |
| Native resolution | 1920 × 1080 | 1920 × 1080 |
| Optics | ||
| Throw ratio | 1.2:1 | 1.5–1.65:1 |
| Projection distance table | — | 60″: 1.99–2.19 m · 70″: 2.32–2.56 m · 80″: 2.66–2.92 m · 90″: 2.99–3.29 m · 100″: 3.32–3.65 m · 110″: 3.65–4.02 m · 120″: 3.99–4.38 m · 130″: 4.32–4.75 m · 140″: 4.65–5.11 m · 150″: 4.98–5.48 m |
| Zoom type | Digital | Optical |
| Zoom ratio | 1.2× | 1.1× |
| Focus | Auto | Manual |
| Vertical lens shift | — | 0% |
| Horizontal lens shift | — | 0% |
| Fixed offset | — | 105% |
| Focal length | — | 15.84–17.45 mm |
| F-number | — | 2–2.05 |
| Image size range | 22–130 in | 60–150 in |
| Corner / warp correction | 4pt | — |
| Light source | ||
| Light source type | LED | LED |
| Light source detail | — | RGB LED |
| Light source life | Expected: 25,000 h | Eco: 30,000 h |
| Life definition | Unspecified | — |
| Light-source dimming | Manual steps | — |
| Brightness | ||
| ISO light output | 1,200 lm | 1,500 lm |
| Claimed brightness (non-standard) | — | 2,700 |
| Claimed brightness unit | — | Unspecified |
| Brightness uniformity (centre-to-corner) | — | 90% |
| Contrast & black level | ||
| Dynamic contrast | — | 250,000:1 |
| Colour | ||
| DCI-P3 gamut | — | 95% |
| Bit depth / 'number of colours' | — | 30 bitDerived |
| HDR | ||
| HDR formats | HDR10 | — |
| Audio | ||
| Speaker power | 40 W | 5 W |
| Speaker count | 2 | 1 |
| Audio channels | Stereo | — |
| Audio outputs | HDMI ARC, HDMI eARC, Optical, 3.5 mm, Bluetooth | 3.5 mm |
| HDMI ARC | Yes | — |
| HDMI eARC | Yes | — |
| Inputs, control & connectivity | ||
| Max input signal | — | 3840 × 2160 |
| HDMI port count | 1 | 1 |
| HDMI ports (feature-level) | HDMI: HDMI 2.0 | HDMI: HDMI 1.4a |
| Horizontal scan frequency | — | 15–102 kHz |
| Vertical scan frequency | — | 23–76 Hz |
| USB media playback | Yes | — |
| LAN control | — | No |
| Wi-Fi | Wi-Fi 5 | — |
| Bluetooth version | 5.1 | — |
| Ethernet | Yes | — |
| Firmware / software | ||
| Smart OS | Google TV | — |
| Certified OS | Yes | — |
| Casting | Chromecast built-in | — |
| RAM | 2 GB | — |
| Storage | 32 GB | — |
| 3D | ||
| 3D support | Yes | No |
| 3D sync method | DLP-Link | — |
| 3D formats | Side-by-side, Top-bottom | — |
| Setup automation | ||
| Autofocus | When moved | — |
| Auto keystone | Yes | Yes |
| Acoustic noise | ||
| Fan noise (sound pressure) | Rated: 28 dB(A) | Eco: 26 dB(A) · Bright: 32 dB(A) |
| Environment & power | ||
| Operating temperature | — | 0–40°C |
| Operating humidity | — | 0–80%RH |
| Altitude / high-altitude mode | — | 3,048 m |
| High-altitude mode | — | Yes |
| Operating orientations | Table, Ceiling, Rear | Table, Ceiling, Rear |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 100 W | 140 W |
| Power consumption by mode | — | Eco: 69 W · Bright: 123 W |
| Standby power | 0.5 W | 0.5 W |
| Networked standby power | 3 W | — |
| Power supply | External brick | External brick |
| Physical & installation | ||
| Width | 198 mm | 238 mm |
| Depth | 187 mm | 215 mm |
| Height | 157 mm | 118 mm |
| Weight | 2.45 kg | 2.2 kg |
| Sealed optical engine | Yes | — |
| Safety & compliance | ||
| Photobiological risk group | RG1 | RG2 |
| Safety & market certifications | — | FCC |
| Support & ownership | ||
| User manual | https://cdn.infocus.com/2025/05/InFocus_Crusider_Grandmaster-UG-EN.pdf | https://region-resource.optoma.com/products/documents/WINyiDkIEYScPG4qOJ28rGKbFRWFZSzawTYvHHSY.pdf |
| In the box | ||
| Box contents | Projector, Power adapter, Remote, Batteries | Power adapter, Remote, Batteries, Manual, Quick start guide |
| Remote type | Bluetooth | IR |