5.12 in 3.17 in  | 6.85 in 1.73 in  | |
| Available colors | ||
| Editiorial reviews | ||
| User rating |
 LG PH450UG |  LG PH550 | |
|---|---|---|
| Projector type | DLP | DLP |
| LG PH450UG | LG PH550 | |
|---|---|---|
| DVI in | no | no |
| HDMI | yes | yes |
| Number of HDMI inputs | 1 | 1 |
| MHL | yes | yes |
| Number of headphone outputs | 1 | 1 |
| USB | yes | yes |
| USB 2.0 | 1 | 1 |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Design type | Portable projector | Desktop projector |
| Colour of product |
| White |
| Built-in display | no | no |
| Cable lock slot | yes | yes |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Noise level | < 30 | < 24 |
| Noise level (economic mode) | 23.0 dB | 23.0 dB |
| Operating relative humidity (H-H) | 0 - 80 | 0 - 80 |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Width | 5.12 in | 6.85 in |
| Height | 3.17 in | 1.73 in |
| Depth | 7.87 in | 4.57 in |
| Weight | 2.43 lb | 1.43 lb |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Throw ratio | < 1.5 | < 1.4 |
| Focus | Manual | Manual |
| Projection distance | 1.016 - 2.032 | 1.016 - 1.24 |
| Offset | 120.0 % | 100.0 % |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Type of lamp | LED | LED |
| Lamp life max (normal) | 30000.0 h | 30000.0 h |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Screen size compatibility | 40 - 80 | 25 - 100 |
| Resolution | 1280 x 800 px | 1280 x 720 px |
| Native aspect ratio | 16:9 | 16:9 |
| Aspect ratio |
|
|
| Digital gamma correction | yes | yes |
| Brightness (max) | 450.0 lm | 550.0 lm |
| Contrast ratio | 100000:1 | 100000:1 |
| Video formats supported |
|
|
| Noise reduction | yes | yes |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Plug and Play | yes | yes |
| Quick start guide | yes | yes |
| Handheld remote control | yes | yes |
| Bluetooth | yes | yes |
| Memory card reader | no | no |
| On Screen Display (OSD) | yes | yes |
| On Screen Display (OSD) languages |
|
|
| LG PH450UG | LG PH550 | |
|---|---|---|
| Ethernet connection | no | no |
| Wireless network (Wi-Fi) | no | yes |
| LG PH450UG | LG PH550 | |
|---|---|---|
| 3D support (3D-Ready) | yes | yes |
| HD ready | yes | yes |
| Full HD (HD ready 1080p) | no | no |
| HDR | no | no |
| Analog signal format system |
| NTSC M |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Built-in speakers | yes | yes |
| Number of built-in speakers | 2 | 2 |
| RMS rated power | 1.0 W | 2.0 W |
| LG PH450UG | LG PH550 | |
|---|---|---|
| Power consumption (typical) | 55.0 W | 60.0 W |
| Power consumption (standby) | 0.5 W | 0.5 W |
| Power consumption (max) | 55.0 W | 55.0 W |
| Pros | ||
|---|---|---|
| Cons |
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