Optoma ZK450 projector
4,200 ANSI lumen 4K UHD (3840×2160) laser projector with 300,000:1 contrast and 1.6× optical zoom.
€1,632incl. VAT
In stock
Optoma ZK450 vs ZK451: what is the difference?
ZK451 has brightness: 4,500 ANSI lumens (vs 4,200 ANSI lumens). They also differ in inputs, outputs, control and weight.
Optoma ZK451 projector
4,500 ANSI lumen 4K UHD (3840×2160) laser projector with 300,000:1 contrast and 1.6× optical zoom.
€1,632incl. VAT
In stock
Specifications side by side
| Specification | ZK450 | ZK451 |
|---|---|---|
| Price incl. VAT | €1,632 | €1,632 |
| Technology | DLP | DLP |
| Light source | Laser | Laser |
| Native resolution | 4K UHD (3840×2160) | 4K UHD (3840×2160) |
| Brightness | 4,200 ANSI lumens | 4,500 ANSI lumens |
| Contrast | 300.000:1 | 300.000:1 |
| Throw ratio | 1,4:1 – 2,24:1 | 1,4:1 – 2,24:1 |
| Zoom | 1.6× manual | 1.6× manual |
| Inputs | 2 × HDMI 2.0 | 1 × HDMI 2.0, 1 × HDMI 2.0 (eARC) |
| Outputs | 1 × 3.5 mm audio jack, 1 × USB-A power 1.5 A | 1 × 3.5 mm audio jack, 2 × USB-A power 1.5 A |
| Control | 1 × RS232, 1 × RJ45 | 1 × RS232, 1 × RJ45, 1 × 12 V trigger, 1 × 3D sync |
| Weight | 3 kg | 2.9 kg |
| Keystone correction | horizontal ±30°, vertical ±30° | ±30° |
| Light source lifetime | 30,000 hours | 30,000 hours (Eco mode) |
| Throw distance | 1,3 – 9,4 m | 1,4 – 4,5 m |
| Noise level | 28–35 dB | 29 dB |
| Speaker | 1 × 15 W | 1 × 15 W |
| Max. power consumption | 185 W | 176 W |
| Dimensions (W × D × H) | 274 × 216 × 114 mm | 216 × 274 × 108.5 mm |
| 24/7 operation | Yes | Yes |
| 360° mounting | Yes | Yes |
| Input lag | – | from 8.6 ms |
| Availability | In stock | In stock |
| Product code | ZK450 | ZK451 · P/N E3P7PN1E115 |
highlighted rows are the differences; green marks the higher value (or the lower price).
In short: which one should you choose?
ZK450
Choose ZK450 if you need inputs: 2 × HDMI 2.0, control: 1 × RS232, 1 × RJ45.
See the ZK450 →ZK451
Choose ZK451 if you need brightness: 4,500 ANSI lumens, inputs: 1 × HDMI 2.0, 1 × HDMI 2.0 (eARC), keystone correction: ±30°.
See the ZK451 →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: ZK450 or ZK451
- What is the difference between the ZK450 and the ZK451?
- ZK451 has brightness: 4,500 ANSI lumens (vs 4,200 ANSI lumens). They also differ in inputs, outputs, control and weight.
- Which should I choose: ZK450 or ZK451?
- Choose ZK450 if you need inputs: 2 × HDMI 2.0, control: 1 × RS232, 1 × RJ45. Choose ZK451 if you need brightness: 4,500 ANSI lumens, inputs: 1 × HDMI 2.0, 1 × HDMI 2.0 (eARC), keystone correction: ±30°.
- How much do the ZK450 and ZK451 cost?
- The ZK450 costs €1,632 and the ZK451 costs €1,632, 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.