Our Verdict
WiMiUS K13 Black Wins

It offers superior brightness at 1200 ANSI lumens versus HAPPRUN's 400 ANSI lumens. Choose HAPPRUN for slightly sharper 4K pixel-shifted detail if viewing in a completely dark environment is guaranteed.
Bottom Line: WiMiUS K13 Black is the better choice. It offers superior brightness at 1200 ANSI lumens versus HAPPRUN's 400 ANSI lumens.
Key Differences
The most significant spec differences at a glance
Brightness Ansi Lumens
67% lessSpeaker Watts
75% lessAdvantages
Where each product wins
WiMiUS
- Brightness Ansi Lumens: 67% higher (400.0 vs 1200)
- Speaker Watts: 75% higher (5.0 vs 20)
Who Should Buy Which?
Find the right product for your needs
Buy HAPPRUN if...
Official Licensed Google TV
If you prioritize native 4K content display (via pixel shift) and an integrated smart TV experience on a tighter budget, the HAPPRUN 510G is ideal. It's perfect for users setting up a dedicated home theater in a dark room who appreciate voice control and built-in streaming apps like Google TV. Its 400 ANSI lumens are sufficient for controlled indoor environments, and its versatile connectivity options make it great for various devices and casual gaming.
Buy WiMiUS if...
【1200 ANSI/Google TV/4K Supported
The WiMiUS K13 is for those who need a projector with exceptional brightness and convenient features. If you plan on using your projector in diverse settings, including outdoors or in moderately lit rooms, its 1200 ANSI lumens are a significant advantage. The auto-focus and keystone correction ensure hassle-free setup, making it great for users who value plug-and-play simplicity and a powerful 20W speaker for immersive audio in larger spaces.
Spec Comparison
6 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $370 | $470 |
| Rating | 4.4(12.9k) | 4.6(521) |
| Brightness Ansi Lumens | 400 | 1200 |
| Native Resolution | 4K Pixel Shift | 1080p |
| Model Number | 510G | — |
| Speaker Watts | 5W | 20W |
| Throw Ratio | — | 0.43 |
| Keystone Correction | — | Full (H+V) |
Swipe horizontally to see all columns
Pros & Cons
Quick overview of strengths and weaknesses
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.
WiMiUS 【1200 ANSI/Google
- 1200 ANSI lumens provides bright image output.
- Native 1080P resolution ensures clear visuals.
- Google TV offers direct access to streaming apps.
- Auto focus and keystone correction simplify setup.
- 4K content is downscaled to native 1080P resolution.
- Requires external power; no integrated battery for portabili
Frequently Asked Questions
Common questions about this comparison
Which projector is better for outdoor use?
The WiMiUS K13 Black is better for outdoor use with its 1200 ANSI lumens, providing a much brighter image than HAPPRUN's 400 ANSI lumens. This ensures better visibility, even with some ambient light, enhancing your outdoor movie experience.
What's the main difference in resolution between the two?
HAPPRUN offers 4K Pixel Shift technology for enhanced detail, whereas WiMiUS has a native 1080p resolution. While WiMiUS supports 4K input, it downscales it to 1080p, while HAPPRUN processes it via pixel shifting to approximate 4K.
Which projector offers better built-in audio?
The WiMiUS K13 Black features a 20W speaker, offering significantly more powerful and room-filling audio compared to HAPPRUN's 5W speaker. For a more immersive experience without external speakers, WiMiUS is superior.
Is the brightness difference significant for general home use?
Yes, the difference is significant. WiMiUS's 1200 ANSI lumens provide a much brighter picture than HAPPRUN's 400 ANSI lumens. This allows WiMiUS to be used in rooms with more ambient light, making it more versatile for daily viewing.
Which projector is easier to set up with keystone and focus features?
The WiMiUS K13 Black is easier to set up thanks to its auto focus and full (H+V) keystone correction. This automatically adjusts the image for optimal clarity and shape, saving manual effort compared to the HAPPRUN model.
Explore Other Categories
Popular comparisons across the site
Ask AI
Get instant answers about specs
Get the Deets
Ask our AI assistant
Ask Deets anything!




![[AI Movin 2.0 OS/2000 ANSI/Official-Apps] Outdoor-Projector-4k with WiFi and Bluetooth, 35W DoIby Audio, AI Auto Focus with HDR10+, Lisowod 4k Support Portable Smart Proyector Compatible with Netflix](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F412AhXFw3dL._SL500_.jpg&w=3840&q=75)


![[Built-in Official Apps/4K Support] Smart Outdoor Projector with WiFi and Bluetooth, 800ANSI Movie Projector, DoIby Audio with Dual Speaker, Auto Focus w/ YouTube&PrimeVideo Proyector, Upgrad P62 Pro](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51h241YxtmL._SL500_.jpg&w=3840&q=75)

![[1500 ANSI/Google TV/Voice Control]Smart Projector with WiFi 6 and Bluetooth, 4K Support, Outdoor Movie Proyector, 1080P Home Ceiling Auto Focus Projector, PUTRIMS K12 Gray](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51uIa2p0JqL._SL500_.jpg&w=3840&q=75)
![[Built-in Official App/4K Support/Compact]Smart-Projector with WiFi6 and Bluetooth, Outdoor Movie Projector & DoIby , Compatible w/ Netflix/YouTube/PrimeVideo, AI Auto Focus, Portable Home Proyector](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F51UhNKiu9GL._SL500_.jpg&w=3840&q=75)











