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.
Spec-by-spec
| Spec | TWSBI ECO-T 1.1mm Stub | TWSBI Eco |
| Price | $32 | $35 |
| Weight | 21g | 20g |
| Nib | 1.1mm stub (line variation) | Steel EF/F/M/B/Stub |
| Fill | Piston converter (no cartridge) | — |
| Body | Transparent demonstrator | — |
| Weight | 21g | 20g |
| Brand | TWSBI (Taiwan) | — |
| Ink | Standard 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.