Difference between Unreliable and Dodgy

UNRELIABLE vs DODGY: ADJECTIVE

Incorrect, Reliable, Inaccurate, Untrusty, Uncertain, Treacherous, Irresponsible, Dangerous, Temperamental, Unsafe, Unsound, Fallible, Erratic, Untrustworthy, Undependable

Artful, Unsafe, Dangerous, Slick, Crafty, Wily, Cunning, Guileful, Foxy, Chancy, Sly, Knavish, Dicey, Tricky, Tricksy

Incorrect, Reliable, Inaccurate, Untrusty, Uncertain, Treacherous, Irresponsible, Dangerous, Temperamental, Unsafe, Unsound, Fallible, Erratic, Untrustworthy, Undependable

Artful, Unsafe, Dangerous, Slick, Crafty, Wily, Cunning, Guileful, Foxy, Chancy, Sly, Knavish, Dicey, Tricky, Tricksy

They also stated that ALT tests were unreliable.
Rail conditions are poor, limited, and service unreliable.
As a result, waste data is notoriously unreliable.
This just makes you look bitter and unreliable.
Most developing countries have weak and unreliable documents and the poorer people in these countries do not have even those unreliable documents.
Accordingly, because this merger simulation is based upon these unreliable data, the court concludes that the simulation results are likewise unreliable.
An inconsistent or unreliable test produces unreliable results that only inconsistently support the intended inferences of the test.
When faced with expert testimony that contains both reliable and unreliable opinions, district courts often exclude only the unreliable testimony.
It was a case of unreliable statements plus unreliable science.
Unreliable: The Persistent Memory Region has become unreliable.

Scam, perhaps a bit strong but certainly dodgy.
ID and making sure nothing dodgy is happening.
You must give Dodgy Dave a Reinforced Boomerang.
Ever had a dodgy experience while house hunting?
Dodgy SEO consultants, digital marketers targeting small bus.
Patients who are dodgy with concerned afebrile antibiotics.
It does seem certain Steve Maltz is dodgy.
Blaming the pension wrapper is a bit like blaming the cling film because the dodgy meat you put in it is dodgy.
So I'm fascinated that this dodgy dope has so far only been spotted at the place where dodgy dealers and con artists congregate.
Their consorts had, respectively, dodgy relationships, dodgy business friends and nervous breakdowns, but the Queens did their job.