Convipen vs Gansulin & Reusable Pen Comparison

Dosing

On dosing

Cartridge

Quick picks

Best for 0.5-unit dosingJuniorSTAR → Best digital trackingNovoPen 6 →

Convipen vs. Gansulin

Both are automatic, spring-driven reusable pens listed for compatible 3 mL cartridges with 1-unit settings up to 60 units. They are separate products: Convipen is the blue bare-pen option, while the green Gansulin Automatic Pen includes a travel case and has documented Ypsomed ServoPen platform lineage.

Use the table below for a catalog-wide comparison. Verify the exact cartridge and needle combination instead of assuming all components described as “standard” are interchangeable.

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Feature	AllStar	AllStar Pro	Biopen Flexi	ConviPen	Ergo2	Gansulin	GensuPen2	INSUpen Pro	JuniorSTAR	Luxura	NovoPen 4	NovoPen 5	NovoPen 6	NovoPen Echo Plus	Savvio	V1 Thin, 80u	V1, 60u	V2	V3
Price	$25.00	$40.00	$20.00	$45.00	$20.00	$59.00	$45.00	$20.00	$45.00	$54.00	$35.00	$60.00	$65.00	$97.00	$45.00	—	—	—	—
Automatic (spring loaded delivery)/Manual Dosing	Manual	Manual	Manual	Automatic	Manual	Automatic	Automatic	Manual	Manual	Manual	Manual	Manual	Manual	Manual	Manual	Manual	Manual	Manual	Manual
Clicks/Silent on Dosing	Clicks	Clicks	Clicks	Clicks	Clicks	Clicks	Silent	Clicks	Clicks	Clicks	Clicks	Clicks	Clicks	Clicks	Silent	Clicks	Clicks	Clicks	Clicks
Adapters/Modding Required	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✔	✔	✔	✔	✖	✖	✖	✖	✖
Dose Increments	1 Unit	1 Unit	1 Unit	1 Unit	1 Unit	1 Unit	1 Unit	1 Unit	0.5 Unit	1 Unit	1 Unit	1 Unit	1 Unit	0.5 Unit	1 Unit	1 Unit	1 Unit	1 Unit	1 Unit
Max Dose	60 Units	60 Units	60 Units	60 Units	60 Units	60 Units	60 Units	60 Units	30 Units	60 Units	60 Units	60 Units	60 Units	30 Units	60 Units	80 Units	60 Units	60 Units	60 Units
Uses 3 mL cartridges	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔
Fully depletes cartridge/Needs Spacer¹	Needs Spacer	Needs Spacer	Fully Depletes	Fully Depletes	Fully Depletes	Fully Depletes	Fully Depletes	Needs Spacer	Needs Spacer	Fully Depletes	Fully Depletes	Fully Depletes	Fully Depletes	Fully Depletes	Fully Depletes	Needs Spacer	Fully Depletes	Fully Depletes	Needs Spacer
Prevents dialing a dose greater than the amount remaining	✖	✔	✖	✔	✖	✔	✖	✖	✔	✖	✔	✔	✔	✔	✔	✖	✖	✖	✖
Dose memory/digital tracking	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✔	✔	✔	✖	✖	✖	✖	✖
Compatible with most pen needles	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔	✔
Bluetooth/NFC connectivity	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✔	✔	✖	✖	✖	✖	✖
Hides Needle	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✖	✔	✔
Colors available	Purple, Blue/Teal	Blue, Gilver* (mix of gold and silver)	Silver with blue accents	Blue	Blue	Green	Red, Greenish Blue, Grey*	Green	Blue, Red, Silver	Burgandy, Beige/Champagne	Silver, Blue*	Silver, Blue	Silver, Blue	Blue, Red*	Red, Graphite, Blue, Green, Pink, Silver	Blue, Green, Red, Burgundy, Purple, Coral, Pink, Gold, Grey, Seafoam, Tiffany, Periwinkle, Slate, Black, Mocha, Silver	Blue, Black, Green, Silver, White, Purple, Red	Grey, Red, Bright Pink, Pink/Black, Pink/Grey, Gold/Grey, Gold/Black, White, Silver, Blue, Light Blue, Teal, Green, Lilac, Purple, Brown, Black	Blue, Green, Pink, Gold
DaroPep Purchase	Sold Out Purple	Sold Out	Buy	Sold Out	Buy	Buy	Red Teal	Buy	Buy	Buy	Buy Now	Buy Now	Buy Now	Buy Now	Red Graphite	—	—	—	—

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Notes & Naming Help

** means Daro Pep does not usually stock that color.
1Fully Depletes = less than 2 units left, and Needs Spacer = 4–5+ units left.
✉️Find a mistake or want a new pen listed? Email me: [email protected]
ℹ️Not all pens listed are carried by Daro Pep.
🖼️V-Series pens go by different naming conventions. Please see the images below.

Tip: on mobile, swipe the comparison table sideways to see all pens.

V-Series naming conventions