2019 Lonsdor K518S VS K518ISE:
The same: IMMO capabilities + Vehicle coverage.
The difference: The update subscriptions, Lonsdor K518S offers 3 optional subscriptions.
1.SK213-B: Basic packagewith lifetime update
2.SK213-S1: fullpackage (free update for first 6 months) + one-year subscription(800USD)
3.SK213-S2: lifetime update subscription(not incl. the cost of hardware and basic package)
PDF: Lonsdor K518S function list
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The parts with black words are free forever.
The red parts need money.
Lonsdor K518ISE (English version):
1.SK213: basic package (free lifetime)
2.SK213-S: one-year subscription(630USD)