BenQ TK700STi vs Optoma UHZ55
 BenQ TK700STiMSRP $1,599 |  MSRP $2,499 | |
|---|---|---|
| Key differences | ||
| White light output | 3,000 lm ANSI | — |
| Throw ratio | 0.9–1.08:1 | 1.21–1.59:1 |
| Lowest input lag | 4.2 msDerived | 4.4 msDerived |
| Light source | Lamp | Laser (phosphor) |
| Fan noise | Normal 34 dB(A) · Eco 28 dB(A) | Normal 29 dB(A) · Eco 27 dB(A) |
| Price | MSRP $1,599 | MSRP $2,499 |
| Room fit | ||
| Distance to screen | 2.0–2.4 m | 2.7–3.5 m |
| Brightness | ||
| Rated brightness | 3,000 lmDerived | — |
| White light output | 3,000 lm ANSI | — |
| Claimed brightness (non-standard) | — | 3,000 lm |
| 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) | 1080p (1920 × 1080) |
| Native aspect | 16:9Derived | 16:9Derived |
| Pixel shift | — | XPR 4-way |
| Addressable resolution | 4K UHD (3840 × 2160) | 4K UHD (3840 × 2160) |
| Colour wheel segments | 8 | — |
| Contrast | ||
| Dynamic contrast | 10,000:1 | 2,500,000:1 |
| Colour | ||
| Colour gamut | Rec. 709 96% coverage | — |
| Colour bit depth (per channel) | 10 bit | — |
| Gamma / EOTF presets | 2.2, 2.4, 2.6 | — |
| Colour temperature presets | Native | — |
| HDR | ||
| HDR formats | HDR10, HLG | HDR10, HLG |
| Calibration | ||
| Colour management (CMS) | 6-axis | 6-axis |
| 3D | ||
| 3D | Yes | Yes |
| 3D formats | Frame packing, Side-by-side, Top-bottom, Frame sequential | Frame packing, Side-by-side, Top-bottom, Frame sequential |
| 3D glasses sync | — | DLP-Link |
| Light source | ||
| Light source | Lamp | Laser (phosphor) |
| Light engine | — | DuraCore |
| Lamp power | 240 W | — |
| Light-source life | 4,000 h normal · 10,000 h eco · 15,000 h super eco · 8,000 h dynamic | 30,000 h max |
| Warm-up time | 30 s | — |
| Cool-down time | 90 s | 90 s |
| Optics | ||
| Throw ratio | 0.9–1.08:1 | 1.21–1.59:1 |
| Image size | — | 34.1–302 in |
| Projection offset | 110% | 105% |
| Zoom | Optical | Optical |
| Zoom ratio | 1.2×Derived | 1.31×Derived |
| Focal length | 9.25–11.1 mm | 12.81–16.74 mm |
| Aperture (f-number) | 1.94–2.05 | 1.94–2.23 |
| Focus | Manual | Manual |
| Autofocus | No | No |
| Vertical lens shift | None | ±10% |
| Horizontal lens shift | None | — |
| Vertical keystone | 30° | 30° |
| Horizontal keystone | 30° | 30° |
| Auto keystone | Yes | Yes |
| Grid warp | — | Yes |
| Interchangeable lens | — | No |
| Motion & gaming | ||
| Max input refresh | 1080p: 240 Hz · 4K UHD: 60 Hz | 1080p: 240 Hz · 4K UHD: 60 Hz |
| Max refresh at 1080p | 240 HzDerived | 240 HzDerived |
| Max refresh at 4K | 60 HzDerived | 60 HzDerived |
| Input lag | 1080p: 60 Hz 16.7 ms · 120 Hz 8.3 ms · 240 Hz 4.2 ms · 4K UHD: 60 Hz 16.7 ms | 1080p: 240 Hz 4.4 ms · 4K UHD: 60 Hz 16.9 ms |
| Lowest input lag | 4.2 msDerived | 4.4 msDerived |
| Input lag at 4K 60 Hz | 16.7 msDerived | 16.9 msDerived |
| Inputs & control | ||
| HDMI inputs | 2 × HDMI 2.0 (HDCP 2.2) · HDMI 2.0 (HDCP 2.2, internal) | HDMI 2.0 (eARC, HDCP 2.2, game port) · 2 × HDMI 2.0 (HDCP 2.2) |
| HDMI inputs (count) | 2Derived | 3Derived |
| Newest HDMI version | HDMI 2.0Derived | HDMI 2.0Derived |
| Max input resolution | 4K UHD | DCI 4K |
| USB media playback | — | Yes |
| Control ports | RS-232 | RS-232, + 12 V trigger |
| Horizontal scan | 15–135 kHz | 15.38–91.15 kHz |
| Vertical scan | 23–120 Hz | 24–120 Hz |
| Smart platform | ||
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
| Bluetooth | 4.2 | — |
| Ethernet | — | Yes |
| Smart platform | Android TV | Android (uncertified) |
| OS version | 10 | — |
| Netflix | No | — |
| Casting | + Chromecast built-in | None |
| Smart home | — | Alexa, Google Home |
| Audio | ||
| Speaker power | 5 W | 10 W |
| Speakers | 1 | 2 |
| Tuned by | treVolo, Bongiovi DPS | — |
| Audio formats | Dolby Atmos | — |
| Audio outputs | 3.5 mm, HDMI eARC | 3.5 mm, + Optical, HDMI eARC |
| HDMI audio return | eARCDerived | eARCDerived |
| Physical & installation | ||
| Dimensions (W × D × H) | 312 × 246 × 110 mm | 337 × 265 × 119 mm |
| Weight | 3,100 g | 4,800 g |
| Orientations | Table, Ceiling, Rear | Table, Ceiling, Rear |
| Ceiling mount | M4 | M4, screws ≥ 10 mm |
| Environment & power | ||
| Operating temperature | 0–40°C | 0–40°C |
| Operating humidity | 10–90%RH | 10–85%RH |
| Altitude | 3,000 m · high-altitude mode | 3,000 m · high-altitude mode |
| Power draw | Max 380 W · Normal 310 W | Max 230 W · Eco 175 W |
| Standby | Up to 0.5 W | Up to 0.5 WPreliminary |
| Power supply | — | Built in |
| Mains input | 100–240 V · 50/60 Hz | 100–240 V · 50/60 Hz |
| Noise | ||
| Fan noise | Normal 34 dB(A) · Eco 28 dB(A) | Normal 29 dB(A) · Eco 27 dB(A) |
| Safety & compliance | ||
| Risk group | RG2 | RG2 |
| FDA laser notice | — | Notice 57 |
| Support & ownership | ||
| Warranty | 3 yr | 1 yr (light source 5 yr or 12,000 h) |
| User manual | https://esupportdownload.benq.com/esupport/PROJECTOR%20FOR%20CONSUMER/UserManual/TK700STi/TK700STi_UM_EN_240717161751.pdf | https://region-resource.optoma.com/products/import/Documents/c60e8ce7-6032-45ec-a343-21f52fef801c.pdf |
| In the box | ||
| In the box | Power cord, Remote, Remote batteries, Quick start guide, + Warranty card, + Streaming dongle | Power cord, Remote, Remote batteries, Quick start guide, + Wi-Fi dongle |
| Remote | — | Backlit |