The uppercase 'Q' tail is below and separated from the circle.

The centre vertex of the uppercase 'M' is above the baseline.

The dot on the '?' (questionmark) is circular or oval.

The top storey of the '3' is a sharp angle.

The 'l' (lowercase 'L') has a rightfacing lower serif or tail.

The top of the lowercase 'q' has no spur or serif.

The dot on the lowercase 'i' or 'j' is circular or oval.

The '1' (digit one) has doublesided base or serifs.

The stem of the '7' is straight.

The lowercase 'g' has no spur or serif.

Note that the fonts in the icons shown above represent general examples, not necessarily the two fonts chosen for comparison.
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The uppercase 'Q' tail crosses the circle.

The centre vertex of the uppercase 'M' is on the baseline.

The dot on the '?' (questionmark) is square or rectangular.

The top storey of the '3' is a smooth curve.

The 'l' (lowercase 'L') has no serifs or tail.

The top of the lowercase 'q' has a vertical or slightly angled spur (pointed or flat).

The dot on the lowercase 'i' or 'j' is square or rectangular.

The '1' (digit one) has no base.

The stem of the '7' is curved inwards.

The lowercase 'g' has a vertical spur.
