Colonel Marbles at Frothers Unite, UK! has a gallery of Victorian miniature wargaming figures from various manufacturers. It’s particularly useful for those who like to do Victorian Science Fiction gaming.
comparison
AWI Figure Comparison
Dan Foley has a review and comparison of wargaming figures from several miniature manufacturers’ American War of Independence lines.
Pirate Figures Comparison
Frothers United, UK has this page which compares various lines of miniature wargaming pirate figures.