C64 Advanced Art Studio vs KoalaPainter: Commodore 64 Graphic Formats Compared
Technical comparison between Advanced Art Studio (.art) and KoalaPainter (.koa). Compare Commodore 64 Hires and Multicolor bitmap encoding, memory maps, and palettes.
Advanced Art Studio and KoalaPainter were the two preeminent digital painting tools of the Commodore 64 era. While KoalaPainter became the de facto standard for 160x200 Multicolor art, Advanced Art Studio offered versatile dual-mode support for both crisp 320x200 Hires and Multicolor graphics.
| FEATURE | ART STUDIO (.ART) | KOALAPAINTER (.KOA) |
|---|---|---|
| Developer | Oxford Computer Systems (1986) | Audio Light / Koala Technologies (1983) |
| Supported Modes | Hires (320x200) & Multicolor (160x200) | Multicolor (160x200) only |
| File Size | 9,002 bytes (Hires) or 10,002 bytes (Multicolor) | 10,003 bytes (fixed) |
| Color Memory | Screen RAM + optional Color RAM | Screen RAM (1,000B) + Color RAM (1,000B) + BG |
| Max Colors Per Cell | 2 (Hires) or 4 (Multicolor) | 4 colors per 8x8 cell |
- Supports both 320x200 Hires mode and 160x200 Multicolor mode
- Smaller 9,000-byte storage footprint when saving purely in Hires mode
- Sophisticated magnifying pixel editor and custom pattern fills
- Popular across European C64 demo groups and graphic designers
- Universal C64 standard supported by almost every retro viewer and slideshow
- Fixed 10,003-byte PRG structure with standardized $6000 load address
- Intuitive joystick/graphics pad control scheme that defined 1980s home art
- Immense library of thousands of vintage commercial and hobbyist paintings
KoalaPainter remains the classic multicolor standard for the C64, but Advanced Art Studio provided the flexibility artists needed for high-resolution typography and pixel art. Convert both .art and .koa files to standard 32-bit RGBA PNG to preserve vintage Commodore 64 graphics on modern displays.
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