If you are a parent with multiple children or rooms to monitor and prioritize cost-effectiveness and extended battery life, the Blemil 6" Baby Monitor is your best choice. Its inclusion of two cameras out of the box allows for comprehensive coverage of different areas without extra purchases, while the 30-hour battery life in ECO mode means less frequent charging. Priced at $79.99, it offers reliable 720p video on a 6-inch screen and essential features like remote pan-tilt-zoom and two-way talk, making it perfect for budget-conscious families needing dual surveillance.

If you prioritize superior video clarity, a larger display, and advanced environmental monitoring for a single nursery, the Bonoch 7" Baby Monitor is ideal. This monitor offers crisp 1080p HD resolution on its 7-inch screen, providing exceptional detail. With its comprehensive sensor suite including motion, sound, and temperature detection, you'll have a more complete overview of your baby's environment. While slightly pricier at $89.99 and including only one camera, its 25-hour battery life and secure no-Wi-Fi connection ensure peace of mind for parents seeking premium monitoring features for a single child.