Clipstudio offers Free Trial, but Aperture (by Lexica) does not.
Pricing for Aperture (by Lexica) Starts at $8/month whereas for Clipstudio Starts at $54/month.
Aperture (by Lexica) offers several advantages, including Customizable photorealistic images, User-friendly interface, Option to add text, Variety of parameters, Unique prompt creation and many more functionalities.
The cons of Aperture (by Lexica) may include a Limited image dimensions, No bulk image generation, No offline functionality, No API access. and No text-to-image optimization
Clipstudio offers several advantages, including Wide range of tools, Designed for Illustration, Animation, Manga, Available on multiple platforms and many more functionalities.
The cons of Clipstudio may include a No free version, One-time purchase required, Limited to two devices, Can't create complex 3D effects.