"overall stronger" is correct and usable in written English.
You can use it to compare two or more objects, people, or ideas to emphasize that one is generally stronger than the others. For example, "The team has become overall stronger since adding new members to the roster."
As the technology is streamlined and mainstreamed, we'll see AR enabling real problem solving, amounting to higher profits and overall stronger margins for the retailer.
Together, these data support an early manifestation of communication deficits in Nlgn4−/− mice that appear more pronounced in immature females with their overall stronger USV as compared to males.
EIS analysis showed that the DSSC with co-doped TiO2 anodes indicated an overall stronger resistance to charge recombination with the electrolyte than those with the single doped and pure TiO2 photoanodes.
Nadal has improved his serving speed and placement over the years, but Federer still serves faster on average and earns more aces and service winners, while Nadal has an overall stronger ground stroke game.
While these differences were found in both hemispheres, the right hemisphere showed overall stronger effects.
An overall stronger immunogenic binding potential even to MHC class II was predicted for H-2k when compared to H-2b.
No fair analysis can ignore the industry's overall strong safety record.
The company's divergent fortunes were on display yet again Wednesday as Dell reported overall strong third-quarter results.
They rallied behind the bank, sending its shares up nearly 6 percent, the best among its peers on an overall strong day for American stocks.
That was the underlying question about Comcast's third-quarter earnings, in which an overall strong performance was clouded by the loss of 275,000 basic cable television subscribers.
The company, the world's largest software maker, attributed the strong performance to continued brisk adoption of its Windows Vista operating system and the newest release of Microsoft Office, as well as to overall strong demand from business customers.
