Summary of viscosity ratios comparing ionic liquids (IL), molecular mimics (MM) and molecular mimics under isodensity conditions (MM*).

Setup	Temperature	MM → MM*	MM* → IL	Overall (MM → IL)	References
Coarse grained MD simulation	450 K	—	75	—	47
Coarse grained MD simulation after refinement	350 K	—	22	—	48
	298 K	—	—	785a	48
Coarse grained MD simulation	370 K	—	12b	—	49
	250 K	—	Approx. 370b	—	49
Experimental, see Fig. 1	295 K	—	—	30c	9
Experimental	436 K	2.4	5.1	12	44
	387 K	2.7	7.5	20	44
Experimental	298 K	14	16	219	This work

^aThe factor is approximately 550 to 1000 within the viscosity uncertainty.

^bObtained via diffusion coefficients, see ESI Section 1.

^cLikely too low due to additional hydrogen bonding in the molecular mimic.