BMW M5 Touring vs BMW M3 Coupe 6-speed: http://www.m5board.com/vbulletin/e60-m5-e61-m5-touring-discussion/138887-hd-bmw-m5-touring-stock-vs-bmw-m3-6-speed-stock.html#post1588249
http://www.m5board.com/vbulletin/e90-m3-sedan-e92-m3-coupe-e93-m3-convertible-e46-m3-e36-m3-z4-m-z4-m-coupe/144842-hd-mercedes-c32-amg-estate-vs-bmw-m3-coupe-6-speed.html#post1656182 HD: Mercedes C32 AMG Estate vs BMW M3 Coupe 6-speed E92
HD: BMW M3 V8 6-speed vs BMW M6 = M6BOARD.com http://www.m5board.com/vbulletin/e63-bmw-m6-forum-bmw-m6-convertible-m6board-com/134587-high-definition-vido-bmw-m6-vs-bmw-m3-v8-6-speed.html
m5board.com: http://www.m5board.com/vbulletin/e39-m5-e52-z8-discussion/133371-high-definition-bmw-m5-e39-supersprint-vs-bmw-m3-e92-6-speed-coupe-stock.html BMW M5 modifciations listed here: http://www.m5board.com/vbulletin/e39-m5-e52-z8-discussion/88082-my-supersprint-factory-visit-via-monaco-ferrari-6000-km-trip-4000-miles.html
http://www.m5board.com/vbulletin/e39-m5-e52-z8-discussion/145671-bmw-m3-e92-6-speed-vs-bmw-m5-e39-supersprint-headers-ecu-kelleners-exhaust.html#post1666664 BMW M3 E92 6-speed vs BMW M5 E39 Supersprint headers, ECU and Kelleners exhaust
BMW M3 Sedan vs BMW M3 Coupe: MBOARD.com: http://www.m5board.com/vbulletin/e90-m3-sedan-e92-m3-coupe-e93-m3-convertible-e46-m3-e36-m3-z4-m-z4-m-coupe/137460-hd-video-bmw-m3-sedan-vs-bmw-m3-coupe-6-speed.html
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