Amcrest ASH21
Score: 78/100
YI 2K
Score: 78/100Rankings
The Amcrest ASH21-B is a compact 1080p indoor WiFi camera with pan/tilt capabilities and hardware-based AI detection. It offers versatile storage options and sound monitoring but is limited to 2.4GHz WiFi. It is ideal for nanny/baby monitoring and pet cams without mandatory subscriptions.
The YI 2K 3MP is an indoor plug-in Wi-Fi security camera offering 2K resolution and AI-based detection for person, vehicle, and animal monitoring. Its primary drawback is the requirement for a paid cloud subscription to access the full suite of AI features. It is best suited for budget-conscious homeowners who need basic indoor monitoring with high-resolution video.
| Attribute | | |
|---|---|---|
10 metersbest | 5 meters | |
93 degrees | 111.2 degreesbest | |
30 fpsbest | 20 fps | |
| ↓ lower better | — | 1.4 f-stopbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Connectivity(1) | ||
Wi-Fi Standard | Wi-Fi 4 | 2.4 GHz |
Build & Durability(1) | ||
IP Rating | null | |
Camera & Image(9) | ||
Video Resolution | 1080p | 2K |
Night Vision Range (meters) | 10 meters | 5 meters |
Field of View (degrees) | 93 degrees | 111.2 degrees |
Frame Rate (fps) | 30 fps | 20 fps |
Night Vision Type | IR | Infrared |
Digital Zoom (x) | null x | x |
Lens Aperture (f-stop) | null f-stop | 1.4 f-stop |
Focal Length (mm) | null mm | mm |
Image Sensor Type | CMOS | |
Support & Warranty(1) | ||
Warranty Period (months) | null months | months |
Products in the top-left offer the best value (high score, low price).
Professional reviewers and editors praise the Amcrest ASH21 for its reliable 1080p streaming, smooth pan/tilt operations, and effective smart alerts.
Everyday users generally express satisfaction with the camera's performance for pet and baby monitoring, particularly appreciating the accurate AI tracking and lack of subscription fees.
Professional reviewers commend the YI 2K 3MP for its crisp 2K image quality, reliable AI detection and solid night-vision, while noting its affordability and easy setup. However, they criticize the need for a paid cloud subscription to access the full AI suite, the lack of 5 GHz Wi-Fi, and the absence of higher-resolution or broader smart-home integration.
Everyday users generally praise the camera's clear video, straightforward installation, and useful two-way audio, often citing it as a budget-friendly alternative to more expensive systems. Recurring complaints focus on occasional grainy video during Wi-Fi congestion and the desire for more smart-home compatibility without extra fees.
“Great for pet/baby monitoring-AI tracks movement accurately without cloud fees.”
“Night vision and two-way audio work perfectly; app sharing easy for family.”
“Quality output, easy outdoor install despite indoor design, good two-way audio, and motion detection as a Ring alternative”
