Our Verdict
ELEPHAS 4K Projector Wins

It offers significantly higher brightness with 20000 ANSI lumens versus HAPPRUN's 400 ANSI lumens. Choose HAPPRUN for integrated Google TV OS and Dolby Sound.
Bottom Line: ELEPHAS 4K Projector is the better choice. It offers significantly higher brightness with 20000 ANSI lumens versus HAPPRUN's 400 ANSI lumens.
Key Differences
The most significant spec differences at a glance
Brightness Ansi Lumens
4900% moreAdvantages
Where each product wins
ELEPHAS
- Brightness Ansi Lumens: 4900% higher (20000 vs 400.0)
Who Should Buy Which?
Find the right product for your needs
Buy ELEPHAS if...
4K Projector with Wifi
Ideal for tech-savvy users prioritizing sheer content volume and setup convenience. If you need access to an enormous library of 100,000+ apps, including major streaming services, and desire a projector that automatically adjusts focus and keystone, the ELEPHAS is an excellent fit. Its 100,000-hour lamp life also appeals to those seeking minimal maintenance. While its true ANSI brightness is unstated, its focus on extensive app integration and automatic features makes it perfect for a home setup where ease of use and content variety are paramount, perhaps in a moderately dim room.
Buy HAPPRUN if...
Official Licensed Google TV
The HAPPRUN is perfect for buyers who value a guaranteed level of brightness, integrated smart TV functionality, and a slightly more budget-friendly price. If you need a projector with a confirmed 400 ANSI lumens for clear indoor viewing, paired with the seamless experience of Google TV and voice commands, this is your choice. Its Dolby Sound integration enhances the experience without external speakers, and its Wi-Fi/Bluetooth connectivity ensures broad compatibility. This projector suits those seeking a reliable, smart home theater solution with transparent specifications, especially for casual gaming or movie nights in controlled lighting.
Spec Comparison
7 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $400 | $370 |
| Rating | 4.3(3.1k) | 4.4(12.9k) |
| Brightness Ansi Lumens | 20000 | 400 |
| Native Resolution | 4K Pixel Shift | 4K Pixel Shift |
| Light Source | Bulb (lamp) | — |
| Model Number | W1K | 510G |
| Lamp Life Hours | 100000 hrs | — |
| Keystone Correction | Full (H+V) | — |
| Speaker Watts | — | 5W |
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Pros & Cons
Quick overview of strengths and weaknesses
ELEPHAS 4K Projector
- Displays 4K content via pixel shift technology
- Built-in streaming apps like Netflix, YouTube
- Fast 5G/2.4G WiFi ensures smooth content delivery
- Automatic focus and keystone correction
- 4K resolution is achieved via pixel shifting
- True brightness in ANSI Lumens is not specified
- Relies on bulb-based lamp technology
- Onboard audio quality likely limited
HAPPRUN Official Licensed
- Integrated Google TV OS for content access.
- Voice commands streamline control and navigation.
- Displays 4K content with clear detail.
- 400 ANSI lumens provides good indoor visibility.
- 400 ANSI lumens may struggle in bright environments.
- 5W built-in speaker might not fill large rooms.
- 4K resolution is achieved via pixel shift technology.
Frequently Asked Questions
Common questions about this comparison
Which projector is better for outdoor viewing?
The ELEPHAS 4K Projector is better for outdoor viewing due to its 20000 ANSI lumens brightness. HAPPRUN's 400 ANSI lumens are more suited for darker indoor spaces. Both offer 4K Pixel Shift resolution for crisp images.
What's the main brightness difference between the two?
ELEPHAS offers a powerful 20000 ANSI lumens, significantly brighter than HAPPRUN's 400 ANSI lumens. This makes ELEPHAS more versatile for various lighting conditions, while HAPPRUN performs best in dark environments.
Which projector provides a better smart TV experience?
HAPPRUN, with its Official Licensed Google TV OS and voice commands, offers a more integrated and user-friendly smart TV experience. ELEPHAS also supports streaming apps but lacks the native Google TV ecosystem.
How do their resolutions and lamp lives compare?
Both use 4K Pixel Shift for resolution. ELEPHAS boasts a 100,000-hour lamp life, minimizing maintenance. HAPPRUN's lamp life is unspecified, but its integrated Dolby Sound is a notable feature for audio.
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