Compare — Pens

	P20 Asvine ×	P50 Asvine ×	P30 Asvine ×
Score	8.0high confidence	7.3high confidence	6.7medium confidence
Reviews read by hand	8.0	7.3	7.2
Reddit sentiment	8.0	7.2	6.0
Typical price	$38	$69	$49
Price range	$38–$50	$55–$69	$49–$55
Collectors who log it	185	13	19
Mentions found	197	30	18
Filling	Piston	Piston	Piston
Nib	—	Bock	—
Nib widths	Extra Fine · Fine	—	—
Length capped	146 mm	—	—
Weight	28.3 g	—	—
Materials	stainless steel · acrylic · resin	acrylic	brass · resin
Colourways	9	1	1
Stocked at	3	1	2
For	Piston filler at a cartridge-pen price Reported to hold ink for weeks without hard starts Standard #6 nib unit takes JoWo Comfortable resin body, light in hand	Bock nib option Piston filler Lighter than the metal-bodied models	Solid brass gives it real presence and it patinas Piston filling Retro proportions
Against	Trim and finish are plain next to the V-series Piston is not user-serviceable without the Asvine tool	Less distinctive than the V-series Thin review coverage	Heavy — a wrist-tiring pen for long writing Brass tarnishes if you'd rather it didn't

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