Honest Test Results After 4 Weeks
During our 5-week evaluation of the LifeSource UA-789AC, we performed over 100 paired readings to benchmark its accuracy against clinical standards. It earned a 7.6/10 overall score — a solid result that reflects dependable performance for general home monitoring. While it does not match the precision of premium monitors, it delivers adequate readings for tracking blood pressure trends over time.
The LifeSource UA-789AC takes a straightforward approach — no Bluetooth, no apps, no complex setup. You press a button, the cuff inflates, and your reading appears on the LCD screen. In our testing, this simplicity translated to a near-zero learning curve; every member of our test panel (ages 28 to 82) could operate it independently within two minutes. Some users may miss the convenience of digital tracking, but the reliability and simplicity here are genuine strengths.
Priced at $65, the LifeSource UA-789AC sits in the mid-value segment of the market. It is best suited for users who need a functional blood pressure monitor for general wellness tracking rather than clinical-grade precision. Its straightforward operation makes it accessible to users of all ages and tech comfort levels. If you are managing a diagnosed condition, we would suggest considering a higher-rated model, but for periodic home checks, it gets the job done.
| Cuff Size | 16.5"–23.6" |
| Memory | 30 readings |
| Bluetooth | No |
| Power | AC adapter/4 AA |
| Ranking | Amazon #72 |
| Price | $65 |
| Overall Score | 7.6/10 (Good) |
| HealthRankings Rank | #47 of 100 |
| Feature | LifeSource UA-789AC | Welch Allyn Home 1700 Series | Citizen CH-456 |
|---|---|---|---|
| Overall Score | 7.6/10 | 8.7/10 | 7.3/10 |
| Price | $65 | $90 | $28 |
| Bluetooth | ✗ No | ✗ No | ✗ No |
| Cuff Size | 16.5"–23.6" | 9"–17" | 8.7"–14.2" |
| Memory | 30 readings | 60 readings | 90 readings |
| Our Verdict | Good | Very Good | Good |
Priced at $65, the LifeSource UA-789AC sits in the mid-value segment of the market. It is best suited for users who need a functional blood pressure monitor for general wellness tracking rather than clinical-grade precision. Its straightforward operation makes it accessible to users of all ages and tech comfort levels. If you are managing a diagnosed condition, we would suggest considering a higher-rated model, but for periodic home checks, it gets the job done.
See Top 5 Picks →The LifeSource UA-789AC scored 8.2/10 for accuracy in our testing. While it generally provided readings within an acceptable range, we did observe occasional deviations of ±5 mmHg from our reference standard. It is suitable for general home monitoring and trend tracking, but users managing a serious cardiovascular condition may want to consider a higher-accuracy model.
No, the LifeSource UA-789AC does not have Bluetooth or WiFi connectivity. All readings are displayed on the built-in LCD screen and stored in the device's internal memory. If you need smartphone app integration and cloud-based tracking, consider models like the Omron Platinum BP5450 or Withings BPM Connect instead.
At $65, the LifeSource UA-789AC offers reasonable value for its feature set. It scored 7.6/10 overall, which means it performs well for its price tier. More expensive monitors do offer better accuracy, but this model covers the basics well.
For the most accurate results: (1) Sit quietly for 5 minutes before measuring. (2) Place your feet flat on the floor with your back supported. (3) Position the cuff on your bare upper arm, 1 inch above the elbow, at heart level. (4) Do not talk or move during the measurement. (5) Take 2–3 readings one minute apart and average the results — this is what cardiologists recommend for the most reliable home blood pressure data.