"considerably competitive" is correct and usable in written English.
You can use it to describe a situation in which there is a significant amount of competition. For example, "In this field, the job market is considerably competitive, so new graduates must work hard to stand out."
The results of preliminary data analysis indicate that Singapore and Kelang are highly competitive for most feeder ports and that Colombo is considerably competitive as well.
Owing to the 3D porous frame, the wax composites with 1 and 5 wt% HOPC have shown effective bandwidth ∼2 and ∼4.5 GHz, respectively, which is considerably competitive to the performance found in the carbon nanotube- (CNT) and graphene-based composites of much higher filler loadings.
H and Na (except at high concentrations) are considerably less competitive and bivalent cations such as Mg, Ca and Sr are effectively non-competitive.
As a result Chinese exports have become considerably less competitive and have fallen.
Now, against the considerably more competitive and capable Italians, every tiny advantage could be a game-winner.
In recent years, foreign competitors of G.M and Ford have entered the S.U.V. market in force and redoubled their efforts to sell large pickups, putting pressure on what was a considerably less competitive profit center in the late 1990's.
The map the court drew is considerably more competitive than the 2011 plan the GOP is fighting for.
After a part season with tail-enders Manor last year, 2017 sees him step into considerably more competitive machinery at Force India.
Second, direct interference or apparent competition might take place very early in the infection process e.g., [ 53], and clear out or considerably harm less competitive P. ramosa clones.
Over the past several years the disposable absorbent market has grown considerably and become highly competitive.
MLG signed its first TV deal with the USA Network last year and this will expand their reach considerably and, potentially, place competitive gaming on the same category as televised college and even some pro sports.
