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TWSBI ECO-T 1.1mm Stub vs TWSBI Eco

TWSBI ECO-T 1.1mm Stub ($32) vs TWSBI Eco ($35) — side-by-side specs, weight, pros and cons to help you pick the right fountain pen.

TWSBI ECO-T 1.1mm Stub
TWSBI
ECO-T 1.1mm Stub
$32
Best Entry Fountain
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TWSBI Eco
TWSBI
Eco
$35
Best Piston
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Spec-by-spec
SpecTWSBI ECO-T 1.1mm StubTWSBI Eco
Price$32$35
Weight21g20g
Nib1.1mm stub (line variation)Steel EF/F/M/B/Stub
FillPiston converter (no cartridge)—
BodyTransparent demonstrator—
Weight21g20g
BrandTWSBI (Taiwan)—
InkStandard international—
Filling—Piston
Ink Capacity—Large
Pros & Cons

TWSBI ECO-T 1.1mm Stub

  • 1.1mm stub = beautiful variation
  • Transparent body shows ink
  • Piston fill holds more ink
  • $32 is incredible for this quality
  • Stub nib is joyful to write with
  • Stub requires adjustment period
  • Piston mechanism complex to clean
  • Nib selection limited vs higher-tier

TWSBI Eco

  • Piston-filler
  • Great nib
  • Demonstrator body
  • Plastic threads sensitive
  • Needs disassembly care
TWSBI ECO-T 1.1mm Stub is the better value at $32. If weight matters most, TWSBI Eco carries lighter at 20g. Both are part of our curated fountain pen index — tap through to check current pricing.
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