Compare3 of 4

100 Jinhao × 100 Mini Jinhao × 51A Jinhao ×
Typical price $19 — $13
Price range $13–$63 — $13–$13
Collectors who log it 186 — 228
Filling Cartridge / converter — Cartridge / converter
Nib — #5 steel, EF/F/M/bent nib —
Nib widths Calligraphy · Fine · Flexible — —
Materials wood · stainless steel · acrylic · resin acrylic resin or wood barrel, metal trim stainless steel
Homage to Parker Duofold Centennial Parker Duofold Centennial Parker 51
Colourways 43
 — —
Stocked at 3 — 1
For
  • Many attractive resin finishes
  • Standard #6 nib housing, easy to swap
  • Duofold size and weight at a small fraction of the price
  • Light and pocketable
  • Some owners prefer it to the full-size 100
  • Arrow clip and flat-top look of the 100
  • Parker 51 look for a few dollars
  • Hooded nib dries out slowly
  • Many finishes, including wood and demonstrator
Against
  • Early units had a light, dry-feeling cap thread
  • Metal threads stop eyedropper conversion
  • Quality varies between batches and finishes
  • Fewer colours than the 100
  • Small ink capacity
  • Short unposted
  • Writing quality varies from pen to pen
  • Some buyers find the cap feels rough or loose
  • 'EF' often writes like a fine
◂ better of these faded — all the same Clear all

Dimensions are mined from retailer listings — approximate. A dash means no source gave it, not that it is missing.