WTK370 XtremeInk
- Good data fit
- Specs Only
- C
- 8 source records
Issue data limited
Wormhole Tattoo WTK370 XtremeInk vs Wormhole Tattoo WTK166
A structured side-by-side profile for Wormhole Tattoo WTK370 XtremeInk vs Wormhole Tattoo WTK166, built from indexed specs, seller records, source coverage, and issue-signal data.
This is a data comparison, not a hands-on lab test unless a machine is explicitly marked as tested.
Profile snapshot
WTK166
- Good data fit
- Specs Only
- B
- 10 source records
Issue data limited
Use-case fit
Wormhole Tattoo WTK370 XtremeInk
Stroke reach, hit signal, and power stability.
Wormhole Tattoo WTK166
Weight, control, and smoother lower-stroke fit.
Wormhole Tattoo WTK370 XtremeInk
Stroke reach, hit signal, and power stability for packing.
Side-by-side specs
| Spec | WTK370 XtremeInk | WTK166 |
|---|---|---|
| Type | Pen | Pen |
| Power | Wireless | Wired |
| Stroke System | Adjustable stroke | Fixed stroke |
| Stroke | 2.4 / 2.7 / 3.0 / 3.3 / 3.6 / 3.9 / 4.2 | 4 |
| Stroke Step | 0.3mm | Not listed |
| Needle Depth | Check specs | 0-4 |
| Weight | 200g | 150g |
| Voltage | 4-12V | 6-8V |
| Runtime | 7 h | Not listed |
| Charge Time | 4 h | Not listed |
| Motor | Coreless | DC Coreless |
| Motor Size | Not listed | Not listed |
| Motor Speed | 7,000 RPM | 8,000 RPM |
| Frequency | 55-165 Hz | 55-125 Hz |
| Best Price | $79.99 | $30.99 |
| Sellers | 1 | 3 |
| Source Coverage | C | B |
| Reported Issue Signals | Issue data limited | Issue data limited |
Sources behind this comparison
Open the underlying profile or a directly indexed source before treating a difference as final.
WTK370 XtremeInk
Latest indexed check: May 15, 2026
Detail gap resolutionOpen source ↗Wormhole Tattoo Pen Kit - Professional Tattoo Machine with XtremeInk sourceOpen source ↗Official product pageOpen source ↗
Full profile →WTK166
Latest indexed check: May 15, 2026
Detail gap resolutionOpen source ↗Tattoo Pen Kit for Tattooist and Beginners (WTK166) sourceOpen source ↗Wormhole Tattoo OfficialOpen source ↗
Full profile →Creator / Owner Review Reference Comparison
No curated creator or owner review references are attached to this exact comparison yet. Only strict model-matched references are shown.
Similar Profiles to Check Next
Reading the comparison
Wormhole Tattoo WTK370 XtremeInk
Closest overall data-match estimate in this comparison.
Wormhole Tattoo WTK370 XtremeInk
Lower reported issue signal among the compared profiles.
Wormhole Tattoo WTK166
Lower listed weight can matter during longer sessions.
Wormhole Tattoo WTK166
More source records make the profile easier to verify.
FAQ
Which machine has the closer data fit in Wormhole Tattoo WTK370 XtremeInk vs Wormhole Tattoo WTK166?
Wormhole Tattoo WTK370 XtremeInk currently has the closer data-fit estimate. Treat this as a research signal and still compare weight, stroke, seller records, and issue coverage.
Is this Wormhole Tattoo WTK370 XtremeInk vs Wormhole Tattoo WTK166 comparison hands-on tested?
No. It is a structured data comparison unless an individual machine is explicitly marked as hands-on tested.
How should issue signals be read?
Issue signals are public-source research signals, not verified defect rates. Use them as prompts for deeper source checking.