“Rider-Weight Tarot” is quite often recommended for tarot beginners. Here is the review of its miniature version deck, which size is maller than business cards.
Its Designs
I think everyone will come back to the Rider Weight Version after all (laughs). In addition to the miniature edition here, there are four size variations: pocket, standard, and giant.
Major Arcana
Minor Arcana
Overview/Features
The size is 43mm x 74mm. The photo below is a comparison with “Grand Luxe miniature version” (left) introduced in this blog.

Miniature size "Tarot Grand Luxe" review
A personal review of the "Tarot Grand Luxe" miniature version deck, artwork by Ciro Marchetti.
Personal Impressions
What I like
Size and price.
What I don’t like
None. Miniature deck is convenient to use even in a narrow place.
Wrap Up
It is recommended for those who are looking for mini decks that can be taken with you just anywhere.

ミニタロットgrand luxe~小さいタロットをお探しの方に
Ciro Marchetti氏デザインによる美しいタロット Grand Luxeのミニチュア版を紹介します。名刺よりも小さいカードに精巧な絵柄が施されています。