Effective Cleaning

Customers have mixed opinions on the effective cleaning of the Philips Sonicare 4100 Forest Green electric toothbrush, but generally positive. Most customers mentioned it cleans well and provides a good cleaning experience, while some noted that it has less cleaning power compared to their previous models or manual brushes. The built-in timer and pressure sensor were also appreciated by many users. However, a small group of purchasers reported issues with the toothbrush's weak brushing action and malfunctioning.

Battery Life

Customers have mixed opinions about the battery life of the Philips Sonicare 4100 Forest Green toothbrush. While some report long battery life and are satisfied with its performance, others have experienced frequent battery issues and short lifespan. Some users have reported having to replace their toothbrushes multiple times within a year due to battery failure. Despite these concerns, the toothbrush's other features such as pressure sensor, brushing timing, slim design, and lightweight nature continue to receive positive feedback.