ASUS ZenScreen MB229CF 21.5" Full HD 22" Review
The ASUS ZenScreen MB229CF offers a genuinely useful large screen in a portable form, but its dim display is a trade-off. Here's who should buy it.
The 30-Second Version
A big-screen portable monitor that's great for work on the go but dims the lights on entertainment. Buy it for the real estate, not the picture quality.
Overview
The ASUS ZenScreen MB229CF is a solid portable monitor that gets one thing very right: it's a proper, full-sized 21.5-inch screen that folds up and goes. That's the headline. It's not the brightest or most colorful portable you can buy, but it's one of the most practical for anyone who needs a real second monitor on the go, not just a tablet-sized accessory. The included monitor arm and kickstand make it surprisingly versatile for a portable, letting you set it up almost anywhere.
Performance
The performance is a mixed bag, which is what surprised us. The 100Hz refresh rate and 5ms response time are nice touches that make scrolling and basic motion feel smoother than your average portable, landing it in the middle of the pack for performance. But the display quality itself is a weak spot. At 250 nits, it's dimmer than most, and the color performance is underwhelming. In our database, its display quality lags behind most portable monitors. It's fine for spreadsheets and documents, but don't expect a vibrant media experience.
Pros & Cons
Pros
- The 21.5-inch size is genuinely useful for real work, making it one of the most compact full-screen solutions. 94th
- The included monitor arm and kickstand offer way better ergonomic flexibility than most portables. 80th
- USB-C connectivity with 60W power delivery is simple and keeps your laptop charged. 78th
- Build quality feels slick and durable, according to user feedback. 66th
Cons
- The 250-nit brightness is a real letdown, especially if you work near a window. 23th
- Color performance is mediocre and not suitable for any color-critical tasks. 28th
- It's heavy for a portable at 4kg (about 8.8 lbs), which is the trade-off for that big screen. 30th
- No protective cover included, which feels like a miss for a device meant to travel.
The Word on the Street
Specifications
Full Specifications
Display
| Size | 21.5" |
| Resolution | 1920 (Full HD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
Performance
| Refresh Rate | 100 Hz |
| Response Time | 5 |
| Adaptive Sync | Adaptive-Sync |
Color & HDR
| Brightness | 250 nits |
| Color Gamut | 16.7 Million Colors (8-Bit) |
Connectivity
| USB-C | 1 |
| Speakers | Yes |
Ergonomics
| Height Adjustable | No |
| Tilt | Yes |
| Swivel | Yes |
| Pivot | No |
| VESA Mount | 100x100 |
Features
| Touchscreen | No |
| Power | 13 |
| Weight | 4.0 kg / 8.8 lbs |
Value & Pricing
Worth it, but only if you find it on sale. The price swings wildly from $199 to $398 across different vendors. At the lower end of that range, it's a good deal for the screen real estate and build. At nearly $400, it's hard to justify given the dim display. Shop around.
Price History
vs Competition
This sits in a weird spot. If you prioritize screen quality and portability above all, a smaller, brighter 15.6-inch portable from brands like Arzopa or Lepow will be lighter and look better, though you lose screen space. If you need a true desktop replacement on the go and don't care as much about peak brightness, the MB229CF's larger size and included stand give it an edge. It's not competing with high-refresh gaming monitors or professional UltraSharps; it's a workhorse for extending your laptop workspace.
| Spec | ASUS ZenScreen MB229CF 21.5" Full HD 22" | LG UltraGear LG - UltraGear 27" IPS Dual Mode (4K UHD 180Hz, | Samsung Odyssey Samsung Odyssey G7 27" UHD 4K 144Hz IPS AMD | MSI MAG MSI 27" UHD DUAL MODE 4K 160Hz FHD 320Hz FreeSync | BenQ Mobiuz BenQ MOBIUZ EX271U 27" 4K HDR 165 Hz Gaming | Dell UltraSharp Dell UltraSharp U3225QE 31.5" 4K HDR 120 Hz |
|---|---|---|---|---|---|---|
| Screen Size | 21.5 | 27 | 27 | 27 | 27 | 31.5 |
| Resolution | 1920 x 1080 | 3840 x 2160 | 3840 x 2160 | 3840 x 2160 | 3840 x 2160 | 3840 x 2160 |
| Panel Type | IPS | IPS | IPS | IPS | IPS | IPS |
| Refresh Rate | 100 | 180 | 144 | 160 | 165 | 120 |
| Response Time Ms | 5 | 1 | 1 | 0.5 | 1 | 5 |
| Adaptive Sync | Adaptive-Sync | G-Sync Compatible | G-Sync Compatible | G-Sync Compatible | FreeSync Premium | - |
| Hdr | - | HDR400 | HDR10+ | HDR1000 | HDR10 | HDR |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Compact | Display | Feature | Ergonomic | Performance | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| ASUS ZenScreen MB229CF 21.5" Full HD 22" | 28.1 | 93.6 | 22.5 | 30.1 | 79.7 | 58.3 | 78 | 66.4 |
| LG UltraGear 27" Dual Mode Compare | 89.8 | 80.4 | 90.5 | 82.4 | 96.5 | 94.1 | 99.9 | 97.3 |
| Samsung Odyssey G7 27" Compare | 95.1 | 78.7 | 90.5 | 82.4 | 96.5 | 90 | 98.9 | 90.6 |
| MSI MAG 27" Compare | 97.1 | 80.4 | 90.5 | 82.4 | 96.5 | 97.6 | 96.7 | 76.2 |
| BenQ Mobiuz EX271U 27" Compare | 92 | 88.5 | 90.5 | 82.4 | 96.5 | 92.1 | 91.8 | 74 |
| Dell UltraSharp Dual 31.5" Compare | 97.6 | 72.4 | 90.5 | 82.4 | 87.8 | 58.3 | 97.2 | 90.6 |
Common Questions
Q: Is this a touchscreen?
Nope, it's a standard display. You'll need a mouse or trackpad.
Q: Does it work with an iPad Pro?
Yes, but there's a catch. You'll need to plug in the external power adapter. The iPad alone can't power this bigger screen.
Q: Does it come with a case?
Unfortunately, no. You'll want to budget for a sleeve or case if you're tossing it in a bag.
Who Should Skip This
If you're looking for a portable monitor primarily for watching movies, editing photos, or gaming, this isn't it. The dim, average-quality panel holds it back. Go get a smaller portable with higher brightness and better color instead.
Verdict
We recommend the ASUS ZenScreen MB229CF for digital nomads, remote workers, or anyone who genuinely needs a large, portable second screen for productivity tasks. The practical size and clever stand design are winning features. Just temper your expectations for media consumption and be ready to seek out a good price.