Zeiss Ikon comparison
 
Zeiss Ikon
Bessa R2A/R3A
Leica M7
Cost at B&H (10/24/05) $1,617 $599 $3,295
Dimensions
(h x w x d)		 138mm x 78mm x 32mm 135.5mm x 81mm x 33.5mm 138mm x 79.5mm x 32mm
Leica's site quotes depth as 38mm, but I measure it at 32mm
Weight 460 grams 430 grams 610 grams
Batteries Two LR44 or SR44 2 lithium type DL 1/3 N
Rangefinder
baselength/
Viewfinder magnification		 Actual: 75mm
Effective:
0.74x  = 55.9mm		 Actual: 37mm
Effective:
0.7x (R2A) = 25.9mm
1.0x (R3A) = 37mm

Actual: 69.25mm
Effective:
0.58x = 40.2mm
0.72x = 49.9mm
0.85x = 58.9mm
Framelines Autoselected when
lens is mounted.
28/85 or 35 or 50		 Manually selected:
R2A: 75 or 35/90 or 50
R3A: 75 or 40/90 or 50		 Autoselected when
lens is mounted.
Appear in pairs:
281/90 or 50/75 or 35/1352
---------------------------------
1 0.85x: no 28mm framelines
2 0.58x: no 135mm framelines
 
Exposure compensation +/- 2 f/stops in 1/3-stop increments +/- 2 f/stops in 1/2-stop increments +/- 2 f/stops in 1/3-stop increments
Speeds 1 sec-1/2,000 plus B (manual)
8 sec-1/2,000 (autoexposure)
flash synch: 1/125 (no TTL flash)		 4 sec-1,1000 (manual)
32 sec-1,100 (auto)
flash synch: 1/50 with TTL
higher speeds up to 1/1000 with dedicated units
Viewfinder
indicators		 Shutter speeds displayed on left side of viewfinder. Shutter speeds displayed
at bottom of viewfinder.		 Shutter speed in auto
LED arrows in manual
(other indicators ...
see Leica's site)
Rewind crank Bottom of camera Top of camera Top of camera
Can accept
motor drive or trigger advance?		 No Yes Yes
Sources: Information for this table is from the respective manufacturers' Web sites.