Head to head · specs cited · drawn to scale
Mamiya RB67 Pro-S vs Minolta X-700
Every spec below is quoted from the makers' official pages — where a figure isn't published we say so rather than guess. Sizes are drawn at true relative scale from published dimensions, and the bag-fit row is computed against our measured bag catalog.
The 3 biggest published differences
- Weight (body): the X-700 leads at 505 g vs the RB67 Pro-S's 2705 g.
- Type: RB67 Pro-S has Medium-format SLR; X-700 has 35mm SLR.
- Format: RB67 Pro-S has 120 (6×7); X-700 has 35mm.
RB67 Pro-S Mamiya RB mount | X-700 Minolta SR/MD | |
|---|---|---|
| Overview | ||
| Type | Medium-format SLR | 35mm SLR |
| Format | 120 (6×7) | 35mm |
| Lens mount | Mamiya RB bayonet mount (with safety lock ring) | Minolta SR/MD |
| Released | 1974–1990 (Pro-S variant) | 1981-1999 |
| Film camera | ||
| Film format | 120 (6×7) | 35mm |
| Metering | none (no built-in meter) | TTL center-weighted averaging, silicon photocell mounted at rear of pentaprism |
| Shutter | Seiko #1 leaf (lens) shutter, 1 to 1/400 sec and T | Electronically controlled, vertical-traverse focal-plane |
| Shutter speeds | 1 – 1/400 sec, T | P/A modes: stepless 1/1000 to 4 sec (auto-set); Manual mode: 1 to 1/1000 sec plus B |
| Battery | none (fully mechanical) | 2x 1.5V LR44 alkaline or 2x 1.55V SR44 silver-oxide, or 1x 3V CR-1/3N lithium |
| Body & Handling | ||
| Dimensions (W×H×D) | 104 × 144 × 228 mm | 137 × 89 × 51.5 mm |
| Weight (body) | 2705 g | 505 g |
| Weather sealing | —, not published | —, not published |
| Shutter durability | —, not published | —, not published |
| Price | ||
| Launch price | —, not published | —, not published |
| Size, to scale | ||
Front view, drawn at the same scale from each maker's published W×H (mm). | ||
| Smallest bag that fits | ||
| Body | f-stop Shallow Medium ICU Fits body only · View at f-stop | Think Tank Mirrorless Mover 20 V2 Fits body only · View at B&H Photo Video |
Sources
official · RB67 Pro-S specifications: Mamiya RB67 Pro-S original instruction manual (scan, Scribd-hosted; same text as cameramanuals.org/butkus.org scans) · accessed 2026-07-10
“Dimensions: (Camera body with roll film holder) Height: 5-21/32in. (144mm) Width: 4-3/32in. (104mm) Length: 8-31/32in. (228mm) (with 9Omm f/3.8 lens) 8-17/32in. (217mm) (with 127mm f/3.8 lens). Weight: Camera body with revolving adapter and focusing hood 3 lbs., 3-2/16 oz. (1450g); Pro-S roll film holder 15-14/16 oz. (450g); 90mm f/3.8 lens 28-6/16 oz. (805g); 127mm f/3.8 lens 26-7/16 oz. (750g)”
official · X-700 specifications: Minolta X-700 official instruction manual, "Technical Details" specifications page (hosted on ManualsLib) · accessed 2026-07-10
“51.5 x 89 x 137mm (2 x 3-1/2 x 5-3/8 in.), 505g (17-13/16 oz.) without lens and/or power cells”
Spec values are the manufacturers' published figures, compared factually — we don't rank cameras. Fit verdicts are planning estimates from published interior dimensions, not guarantees. See methodology.
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