The phrase "a different appearance" is correct and usable in written English.
You can use it when describing something that looks distinct or unlike its usual form or style.
Example: "The artist's latest work has a different appearance compared to his previous pieces, showcasing a new technique."
Alternatives: "an alternative look" or "a unique visual style."
It comes back in different forms, with a different appearance and different consequences for different people.
With the checks was enclosed a message from the bank, which read in part: "...your new checks have a different appearance.
False doublets may be similarly exposed, but in this case the two halves of the stone will have a different appearance when immersed.
People with a different appearance often seem more interesting than those who look everyday, and questioners are clearly hoping for a more satisfying response than the mundane "Right here".
The cluster designated 47 Tucanae (NGC 104), with an absolute visual magnitude of −9.42 at a similar distance of 14,700 light-years, has a different appearance with strong central concentration.
Many patients considering sinus surgery today have had surgical procedures in the past that were directed at removing diseased mucosa, rather than improving sinus drainage, and have a different appearance on CT.
In hematoxylin-stained transverse sections, the lesioned organ of Corti of control and mutant mice had a very different appearance, mutants showing a general collapse of the epithelium and disappearance of the tunnel of Corti.
A reboot of Devil May Cry franchise, DmC: Devil May Cry, features an alternative universe Dante with a very different appearance.
Because P. xuthus and P. polytes larvae have a completely different appearance from B. mori larvae, there is a possibility that the combination of highly expressed genes may be different between Papilio and Bombyx.
So, the laser processing resulted in a totally different appearance, not only the particle dimensions have increased by a factor of 3, but also the size distribution has become a little bit narrower and lost part of its asymmetry, and, what is the important issue in this result, shape and arrangement of the particles deviate from the previous isotropic appearance.
The cuisine was G.I. issue but expertly prepared in the French style that gave SPAM a far different appearance as it was served on china with an air of elegance.
