Head to head · specs cited · drawn to scale

Nikon F3 vs Olympus OM-1 (film)

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 OM-1 leads at 490 g vs the F3's 715 g.
Lens mount: F3 has Nikon F; OM-1 has Olympus OM.
Released: F3 has 1980-2000; OM-1 has 1972-1988.

	F3 Nikon F	OM-1 Olympus OM
Overview
Type	35mm SLR	35mm SLR
Format	35mm	35mm
Lens mount	Nikon F	Olympus OM
Released	1980-2000	1972-1988
Film camera
Film format	35mm	35mm
Metering	Center-weighted TTL full-aperture metering, EV 1 to 18 at ISO 100 with f/1.4 lens	Through-the-lens CdS exposure meter, needle in viewfinder, center-weighted
Shutter	Electronically governed, titanium vertical-travel focal-plane (Aperture-Priority Auto + Manual)	Horizontal-travel focal-plane shutter, fully mechanical
Shutter speeds	Stepless 1/2000-8 sec on Auto; quartz-timed 1/2000-1/8 sec on Manual, plus X (1/80), M60 mechanical (1/60), B, T	B, 1 sec to 1/1000 sec
Battery	1x 3V CR1/3N lithium, or 2x 1.55V SR44 silver-oxide, or 2x 1.5V LR44 alkaline	1x 1.35V mercury cell (originally PX625, meter only; camera fires without battery)
Body & Handling
Dimensions (W×H×D)	148.5 × 96.5 × 65.5 mm	136 × 83 × 50 mm
Weight (body)	715 g	490 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	Think Tank Mirrorless Mover 20 V2 Fits body only · View at B&H Photo Video	Think Tank Mirrorless Mover 20 V2 Fits body only · View at B&H Photo Video

Sources

official · F3 specifications: Nikon official spec page (imaging.nikon.com, archived 2018) · accessed 2026-07-10

“Dimensions (W x H x D) Approx. 148.5 x 96.5 x 65.5mm (5.8 x 4.0 x 2.6 in.) / Weight (body only without batteries) Approx. 715g (25.2 oz.)”

official · OM-1 specifications: camera-wiki.org (dimensions corroborated by an original Olympus OM-1 brochure PDF at mattsclassiccameras.com, but that PDF is a scanned image with no extractable text; no official Olympus museum page could be reached) · accessed 2026-07-10

“136×83×50 mm (5.4×3.3×2.0 in) ... 490 g (17 oz) (OM-1); 510 g (18 oz) (OM-1n)”

OM-1 dimensions carry medium confidence (archived-source caveat on its fit page).

Open in the comparator (add a 3rd/4th body) Bags for the F3 Bags for the OM-1 Fit checker

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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