Opera still hosts legacy versions for historical preservation.

was designed as a productivity powerhouse with its full QWERTY keyboard. Opera Mini enhances this by offering:

: A "full" browser version that renders sites better but may be significantly slower on the E63's hardware compared to the "Mini" version. Opera forums Key Features for Nokia E63 Data Compression

: Visual bookmarks on your home screen for one-tap access to your favorite sites.

Opera for Mobile Devices. ... Browser variants recommended for your device: Opera Mini 7.1 for Symbian/S60.