BenQ TK705STi vs Optoma UHZ58LV
Bold marks the better figure where both are stated to the same standard. “—” means the manufacturer doesn't state it.
 BenQ TK705STiMSRP $1,999 |  Optoma UHZ58LVMSRP $2,299 | |
|---|---|---|
| Display system | ||
| Imaging technology | DLP | DLP |
| Chip / panel diagonal | 0.47 in | — |
| Native aspect ratio | 16:9 | 16:9 |
| Native resolution | — | 1920 × 1080 |
| Pixel shift | — | XPR 4-way |
| Addressable resolution | 3840 × 2160 | 3840 × 2160 |
| Optics | ||
| Throw ratio | 0.8:1 | 1.4–2.24:1 |
| Projection distance table | 50″: 0.89 m · 60″: 1.06 m · 70″: 1.24 m · 80″: 1.42 m · 90″: 1.59 m · 100″: 1.77 m · 110″: 1.95 m · 120″: 2.13 m · 130″: 2.3 m · 140″: 2.48 m · 150″: 2.66 m · 160″: 2.83 m | 30″: 0.93–1.49 m · 40″: 1.24–1.98 m · 50″: 1.55–2.48 m · 60″: 1.86–2.98 m · 70″: 2.17–3.47 m · 80″: 2.48–3.97 m · 90″: 2.79–4.46 m · 100″: 3.1–4.96 m · 110″: 3.41–5.46 m · 120″: 3.72–5.95 m · 130″: 4.03–6.45 m · 140″: 4.34–6.94 m · 150″: 4.65–7.44 m · 200″: 6.2–9.92 m · 250″: 7.75–12.4 m · 300″: 9.3–14.88 m |
| Zoom type | Digital | Optical |
| Zoom ratio | 1× | 1.6× |
| Focus | Auto | Manual |
| Vertical lens shift | — | 103–118% |
| Motorized lens shift | — | No |
| Fixed offset | 100% | 118% |
| Focal length | 8.5 mm | 20.91–32.62 mm |
| F-number | 1.8 | 2.5–3.26 |
| Image size range | 30–300 in | 20.2–320 in |
| Vertical keystone | -30–30° | -30–30° |
| Horizontal keystone | -20–20° | -30–30° |
| Corner / warp correction | — | Warp |
| Light source | ||
| Light source type | LED | Laser (phosphor) |
| Light source detail | 4LED | Dual Laser |
| Light source life | Normal: 20,000 h · Eco: 30,000 h | Eco: 30,000 h |
| Cool-down time | — | 90 s |
| Light-source dimming | Manual steps | — |
| Brightness | ||
| ISO light output | — | 3,000 lm |
| ANSI lumens | 3,000 lm | — |
| Brightness uniformity (centre-to-corner) | — | 80% |
| Contrast & black level | ||
| Dynamic contrast | 600,000:1 | 3,000,000:1 |
| Colour | ||
| Rec.709 gamut | 98% | — |
| DCI-P3 gamut | — | 95% |
| Gamut metric | Coverage | — |
| Gamma / EOTF presets | — | BT.1886, 2.2, 2.4 |
| Bit depth / 'number of colours' | 30 bit | — |
| Filmmaker Mode | — | Yes |
| Calibration & picture control | ||
| Colour management system | — | 6-axis |
| Greyscale control points | 11 | 11 |
| ISF certified | — | Yes |
| HDR | ||
| HDR formats | HDR10, HDR10+, HLG | HDR10, HDR10+, HLG |
| Motion & gaming | ||
| Frame interpolation (MEMC) | Yes | Yes |
| Max refresh rate | — | 3840×2160: 120 Hz · 1920×1080: 240 Hz |
| Input lag (rated) | 1920×1080 @ 60 Hz: 5 ms · 3840×2160 @ 60 Hz: 5 ms | 1920×1080 @ 60 Hz: 17.8 ms · 1920×1080 @ 120 Hz: 12.4 ms · 1920×1080 @ 240 Hz: 8.5 ms · 3840×2160 @ 60 Hz: 17.8 ms |
| Auto low-latency mode | Yes | Yes |
| Audio | ||
| Speaker power | 16 W | 15 W |
| Speaker count | 2 | 1 |
| Audio channels | — | Mono |
| Audio outputs | 3.5 mm, HDMI eARC, Bluetooth | 3.5 mm, HDMI eARC |
| HDMI ARC | Yes | — |
| HDMI eARC | Yes | Yes |
| Bluetooth speaker mode | Yes | — |
| Bluetooth audio out | Yes | — |
| Inputs, control & connectivity | ||
| Max input signal | 3840 × 2160 | 4096 × 2160 |
| HDMI port count | 2 | 3 |
| HDMI ports (feature-level) | HDMI-1: HDMI 2.1, HDCP 2.2; HDMI-2: HDMI 2.1, HDCP 2.2 | HDMI 1: HDMI 2.0; HDMI 2: HDMI 2.0; HDMI 3: HDMI 2.1 |
| Horizontal scan frequency | 15–102 kHz | 15–255 kHz |
| Vertical scan frequency | 23–120 Hz | 24–240 Hz |
| USB-C video (DP Alt Mode) | Yes | — |
| USB media playback | Yes | Yes |
| RS-232 | — | Yes |
| LAN control | — | Yes |
| Wired IR input | — | Yes |
| 12 V trigger | Yes | Yes |
| PJLink class | — | Class 2 |
| Control ecosystem drivers | — | Crestron |
| Wi-Fi | Wi-Fi 6 | — |
| Bluetooth version | 5.2 | — |
| Ethernet | — | Yes |
| Firmware / software | ||
| Smart OS | Google TV | — |
| OS version | Android 11 | — |
| Netflix | Native | — |
| Casting | Chromecast built-in | — |
| 3D | ||
| 3D support | — | Yes |
| 3D sync method | — | DLP-Link |
| 3D formats | — | Frame packing, Side-by-side, Top-bottom, Frame sequential |
| Setup automation | ||
| Autofocus | When moved | — |
| Auto keystone | Yes | Yes |
| Screen fit / alignment | Yes | — |
| Obstacle avoidance | Yes | — |
| Eye-protection sensor | Yes | — |
| Acoustic noise | ||
| Fan noise (sound pressure) | Normal: 28 dB(A) · Eco: 24 dB(A) | Eco: 28 dB(A) · Bright: 32 dB(A) |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 10–90%RH | 10–80%RH |
| Altitude / high-altitude mode | 2,000 m | 3,048 m |
| High-altitude mode | Yes | Yes |
| Operating orientations | Table, Ceiling, Rear, Tilt-limited | Table, Ceiling, Rear, 360° |
| Rated voltage | 100–240 V | 100–240 V |
| Rated frequency | 50–60 Hz | 50–60 Hz |
| Power consumption (max) | 250 W | 239 W |
| Power consumption by mode | — | Eco typical: 110 W · Eco max: 127 W · Bright typical: 207 W · Bright max: 239 W |
| Standby power | 0.5 W | 0.5 W |
| Networked standby power | 2 W | — |
| Power supply | External brick | External brick |
| USB-C PD output | 30 W | — |
| Physical & installation | ||
| Width | 229 mm | 274 mm |
| Depth | 250 mm | 219 mm |
| Height | 168 mm | 108 mm |
| Weight | 3.8 kg | 3.5 kg |
| Colours / finishes | — | Black |
| Mount hole pattern | Thread: M4 | Thread: M4 · Screw length mm: 8 |
| Tripod socket | Yes | — |
| Safety & compliance | ||
| Photobiological risk group | — | RG2 |
| Laser product class | — | Class 1 |
| Safety & market certifications | — | FCC, CE |
| Support & ownership | ||
| Warranty | 🇺🇸 US 3 yr | 🇺🇸 US 1 yr |
| Light-source warranty | — | 5-year or 12,000 hour light source warranty (whichever comes first) |
| User manual | https://esupportdownload.benq.com/esupport/PROJECTOR%20FOR%20CONSUMER/UserManual/TK705STi/TK705STi_UM_EN_260316112414.pdf | https://www.projectorcentral.com/pdf/projector_manual_12878.pdf |
| In the box | ||
| Box contents | Projector, Remote, Power adapter, Power cord, User documents | Projector, Remote, Power cord, Power adapter, Quick start guide, Documentation |
| Remote type | Voice | Backlit |