Greater Goods BD3439 vs Generation Guard GM-800A
Both of these upper arm blood pressure monitors are built for at home readings, and both have earned large numbers of reviews. The Greater Goods BD3439 lists at 64.99 dollars with a 4.4 star average across about 11,500 ratings. The Generation Guard GM-800A lists at 59.95 dollars with a 4.6 star average across about 6,300 ratings. Below we line up their displays, power options, prices and review feedback so you can see where they differ. This is general product information, not medical advice.
Quick winner
The Generation Guard GM-800A edges ahead on price and average rating, while the BD3439 offers a backlit display and the option to run on wall power.
Key differences, measured
- The Generation Guard GM-800A is 8% cheaper ($59.95 vs $64.99).
- The Greater Goods BD3439 is 0.4 lb heavier (0.45 lb vs 0.01 lb).
- Amazon buyers rate the Generation Guard GM-800A 0.2 stars higher across 17,800 combined reviews.
Side-by-side specs
| Spec | Greater Goods BD3439 Blood Pressure Monitor | Generation Guard GM-800A Blood Pressure Monitor |
|---|---|---|
| Price | $64.99 | $59.95 |
| Rating | ||
| Display | Large Backlit Lcd Display | Large Display |
| Power | Battery Powered, Corded Electric | Battery Powered |
| Weight | 0.45 lb | 0.01 lb |
The two contenders
Greater Goods BD3439 Blood Pressure Monitor

The Greater Goods BD3439 is priced at 64.99 dollars, the higher of the two here. Its standout is the large backlit LCD display, which can make readings easier to see in dim rooms. It can run on batteries or plug into a wall outlet with a corded electric option, so you are not tied to one power source. With around 11,500 ratings and a 4.4 star average, it has the larger pool of buyer feedback. As always, share any readings that concern you with a healthcare professional.
Buy this if: ['You want a large backlit display that stays readable in low light.', 'You prefer the flexibility of running on batteries or plugging into wall power.', 'You value the largest review pool of the two for buyer feedback.']
Check price on AmazonGeneration Guard GM-800A Blood Pressure Monitor

The Generation Guard GM-800A comes in slightly lower at 59.95 dollars and posts the higher average rating of the two, 4.6 stars across roughly 6,300 ratings. It uses a large display and runs on battery power. Its review count is smaller than the BD3439, but its rating average is a touch stronger. If a lower upfront price and simple battery operation appeal to you, it is worth a look. Readings from any home monitor should be discussed with a healthcare professional when you have questions.
Buy this if: ['You want the lower upfront price of the pair.', 'You are happy with simple battery only operation.', 'You lean toward the model with the higher average star rating.']
Check price on AmazonFrequently asked questions
Which one costs less?
The Generation Guard GM-800A lists at 59.95 dollars, while the Greater Goods BD3439 lists at 64.99 dollars. That makes the GM-800A about 5 dollars cheaper at these listed prices. Prices can change over time, so check the current figure before you buy.
What is the difference in their displays?
The Greater Goods BD3439 has a large backlit LCD display, which can help in dim lighting. The Generation Guard GM-800A has a large display as well. If reading the screen in low light matters to you, the backlit option on the BD3439 may be the deciding point.
How do their power options compare?
The BD3439 can run on batteries or use a corded electric option to plug into the wall. The GM-800A runs on battery power. If you want the choice of wall power, the BD3439 offers it.
Which has better customer ratings?
The Generation Guard GM-800A averages 4.6 stars across about 6,300 ratings, while the Greater Goods BD3439 averages 4.4 stars across about 11,500 ratings. The GM-800A has the higher average, and the BD3439 has the larger number of reviews. Ratings reflect buyer opinion and are not a measure of medical accuracy.