InFocus Crusader Grandmaster vs Optoma Photon Life PK31
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 PK31MSRP $1,099 | |
|---|---|---|
| Display system | ||
| Imaging technology | DLP | DLP |
| Technology brand | DLP | — |
| Number of imaging devices | 1 | — |
| Chip / panel diagonal | 0.47 in | 0.47 in |
| Native aspect ratio | 16:9 | 16:9 |
| Native resolution | 1920 × 1080 | 1920 × 1080 |
| Addressable resolution | — | 3840 × 2160 |
| Optics | ||
| Throw ratio | 1.2:1 | 1.5–1.65:1 |
| Projection distance table | — | 60″: 1.99–2.19 m · 80″: 2.66–2.92 m · 100″: 3.32–3.65 m · 120″: 3.99–4.38 m · 150″: 4.98–5.48 m |
| Zoom type | Digital | Optical |
| Zoom ratio | 1.2× | 1.1× |
| Focus | Auto | Manual |
| Fixed offset | — | 105% |
| Focal length | — | 15.84–17.45 mm |
| F-number | — | 2–2.05 |
| Image size range | 22–130 in | 60–150 in |
| Vertical keystone | — | -40–40° |
| Horizontal keystone | — | -40–40° |
| Corner / warp correction | 4pt | Warp |
| 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 | 900 lm |
| Brightness uniformity (centre-to-corner) | — | 90% |
| Contrast & black level | ||
| Dynamic contrast | — | 200,000:1 |
| Colour | ||
| DCI-P3 gamut | — | 95% |
| Bit depth / 'number of colours' | — | 30 bit |
| Calibration & picture control | ||
| Picture mode memories | — | 3 |
| HDR | ||
| HDR formats | HDR10 | HDR10, HLG |
| Motion & gaming | ||
| Max refresh rate | — | 1920×1080: 240 Hz · 3840×2160: 60 Hz |
| Input lag (rated) | — | 3840×2160 @ 60 Hz: 16 ms · 1920×1080 @ 60 Hz: 16 ms · 1920×1080 @ 120 Hz: 8 ms · 1920×1080 @ 240 Hz: 4.6 ms |
| 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 | — |
| Bluetooth audio out | — | No |
| Inputs, control & connectivity | ||
| Max input signal | — | 3840 × 2160 |
| HDMI port count | 1 | 1 |
| HDMI ports (feature-level) | HDMI: HDMI 2.0 | HDMI: HDMI 2.0 |
| Horizontal scan frequency | — | 15–255 kHz |
| Vertical scan frequency | — | 23–240 Hz |
| USB media playback | Yes | — |
| LAN control | — | No |
| Wi-Fi | Wi-Fi 5 | None |
| Bluetooth version | 5.1 | — |
| Ethernet | Yes | — |
| Firmware / software | ||
| Smart OS | Google TV | None |
| Certified OS | Yes | — |
| Casting | Chromecast built-in | — |
| RAM | 2 GB | — |
| Storage | 32 GB | — |
| 3D | ||
| 3D support | Yes | — |
| 3D sync method | DLP-Link | — |
| 3D formats | Side-by-side, Top-bottom | — |
| Setup automation | ||
| Autofocus | When moved | — |
| Auto keystone | 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 |
| 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 | 110 W |
| Power consumption by mode | — | Eco typical: 55 W · Bright typical: 86 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 |
| Tripod socket | — | Yes |
| Sealed optical engine | Yes | — |
| Safety & compliance | ||
| Photobiological risk group | RG1 | RG2 |
| Safety & market certifications | — | FCC |
| Support & ownership | ||
| Warranty | — | 🇺🇸 US 1 yr |
| User manual | https://cdn.infocus.com/2025/05/InFocus_Crusider_Grandmaster-UG-EN.pdf | https://region-resource.optoma.com/products/documents/gd5s39XIvjRwwGTvf9nC00Dh4xpLDBTrjLLA96Ro.pdf |
| In the box | ||
| Box contents | Projector, Power adapter, Remote, Batteries | Power adapter, Remote, Batteries, User manual |
| Remote type | Bluetooth | IR |