Compare4 of 4

Four is the most that fit side by side. Drop one to add another.

601 Jinhao × 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, M (marked 18KGP) nib — #5 steel, EF/F/M/bent nib —
Nib widths — Calligraphy · Fine · Flexible — —
Materials metal, lacquer or printed finish wood · stainless steel · acrylic · resin acrylic resin or wood barrel, metal trim stainless steel
Homage to Parker Sonnet Parker Duofold Centennial Parker Duofold Centennial Parker 51
Colourways — 43
 — —
Stocked at — 3 — 1
For
  • Sonnet-like look for little money
  • Knurled metal grip
  • Smooth nib out of the box for many owners
  • 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
  • Stock nib runs broad
  • '18KGP' stamp on a steel nib
  • Printed celluloid pattern can be misaligned
  • Hard to find new now
  • 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.