Optoma ZH451ST projector
4,200 ANSI lumen Full HD (1920×1080) laser projector with 2,000,000:1 contrast and a short throw lens (0.496:1).
€1,814incl. VAT
In stock
Optoma ZH451ST vs ZH521ST: what is the difference?
ZH521ST has brightness: 5,300 ANSI lumens (vs 4,200 ANSI lumens). They also differ in contrast, throw ratio, zoom and inputs.
Optoma ZH521ST projector
5,300 ANSI lumen Full HD (1920×1080) laser projector with 3,000,000:1 contrast and a short throw lens (0.79:1).
€1,814incl. VAT
In stock
Specifications side by side
| Specification | ZH451ST | ZH521ST |
|---|---|---|
| Price incl. VAT | €1,814 | €1,814 |
| Technology | DLP | DLP |
| Light source | Laser | Laser |
| Native resolution | Full HD (1920×1080) | Full HD (1920×1080) |
| Brightness | 4,200 ANSI lumens | 5,300 ANSI lumens |
| Contrast | 2.000.000:1 | 3.000.000:1 |
| Throw ratio | 0,496:1 | 0,79:1 |
| Zoom | Fixed (no optical zoom) | Fixed (no zoom) |
| Inputs | 2 × HDMI 2.0, 1 × 3.5 mm audio jack, 1 × VGA | – |
| Outputs | 1 × 3.5 mm audio jack, 2 × USB-A power 1.5 A | – |
| Control | 1 × RS232, 1 × RJ45, 1 × 12 V trigger, 1 × 3D sync | RS232 |
| Weight | 2.9 kg | 3.1 kg |
| Keystone correction | ±15° | – |
| Light source lifetime | 30,000 hours | 30,000 hours |
| Throw distance | 0,33 – 3,3 m | – |
| Noise level | 29–36 dB | – |
| Speaker | 1 × 15 W | 1 × 15 W |
| Input lag | from 8.4 ms | – |
| Max. power consumption | 170 W | – |
| Dimensions (W × D × H) | 274 × 216 × 114 mm | – |
| 24/7 operation | Yes | Yes |
| 360° mounting | Yes | Yes |
| Lens shift | – | Yes |
| Dust protection | – | IP6X |
| Availability | In stock | In stock |
| Product code | ZH451ST · P/N E3P7PK1E119 | ZH521ST · P/N E3P7PR1E114 |
highlighted rows are the differences; green marks the higher value (or the lower price).
In short: which one should you choose?
ZH451ST
Choose ZH451ST if you need contrast: 2.000.000:1, zoom: Fixed (no optical zoom).
See the ZH451ST →ZH521ST
Choose ZH521ST if you need brightness: 5,300 ANSI lumens, contrast: 3.000.000:1, zoom: Fixed (no zoom).
See the ZH521ST →Not sure which model suits you? Tell us how many users, what space or what you need to connect, and we'll recommend the right option for free. On request, we install and configure it.
Ask on WhatsAppFrequently asked questions: ZH451ST or ZH521ST
- What is the difference between the ZH451ST and the ZH521ST?
- ZH521ST has brightness: 5,300 ANSI lumens (vs 4,200 ANSI lumens). They also differ in contrast, throw ratio, zoom and inputs.
- Which should I choose: ZH451ST or ZH521ST?
- Choose ZH451ST if you need contrast: 2.000.000:1, zoom: Fixed (no optical zoom). Choose ZH521ST if you need brightness: 5,300 ANSI lumens, contrast: 3.000.000:1, zoom: Fixed (no zoom).
- How much do the ZH451ST and ZH521ST cost?
- The ZH451ST costs €1,814 and the ZH521ST costs €1,814, including Romanian VAT and updated daily at the National Bank of Romania rate. Delivery is free in Bucharest; elsewhere in Romania it's 30 lei by courier.