What about using VideoSpec or MediaInfo Mac to analyse those 175/222/350/550/700 MB videos and using those settings with either Handbrake or MPEG Streamclip or ffmpegx?
I used MediaInfo on a 350MB show and this is what I got
General / Container Stream #1
Total Video Streams for this File.................1
Total Audio Streams for this File.................1
Video Codecs Used.................................XviD
Audio Codecs Used.................................MPEG-1 Audio layer 3
File Format.......................................AVI
Play Time.........................................42mn 18s
Total File Size...................................348 MiB
Total Stream BitRate..............................1 150 Kbps
Encoded with......................................VirtualDubMod 1.5.10.2 (build 2540/release)
Encoding Library..................................VirtualDubMod build 2540/release
Video Stream #1
Codec (Human Name)................................MPEG-4 Visual
Codec (FourCC)....................................XVID
Codec Profile.....................................Advanced Simple@L5
Frame Width.......................................624 pixels
Frame Height......................................352 pixels
Frame Rate........................................23.976 fps
Total Frames......................................60856
Display Aspect Ratio..............................16:9
Scan Type.........................................Progressive
Color Space.......................................YUV
Codec Settings (Summary)..........................BVOP
Codec Settings (Packet BitStream).................No
QF (like Gordian Knot)............................0.192
Codec Settings (BVOP).............................Yes
Codec Settings (QPel).............................No
Codec Settings (GMC)..............................No warppoints
Codec Settings (Matrix)...........................Default (H.263)
Video Stream Length...............................42mn 18s 205ms
Video Stream BitRate..............................1 011 Kbps
Bit Depth.........................................8 bits
Video Stream Size.................................306 MiB (88%)
Video Encoder.....................................XviD0046
Audio Stream #1
Codec.............................................MPEG Audio
Codec (FourCC)....................................55
Codec Profile.....................................Joint stereo
Audio Stream Length...............................42mn 18s 216ms
Audio Stream BitRate..............................128 Kbps
Audio Stream BitRate Mode.........................VBR
Number of Audio Channels..........................2
Sampling Rate.....................................48.0 KHz
Audio Stream Size.................................38.2 MiB (11%)