Side-by-Side Comparison
Filter Threads
49 mm Lens Filter Thread (M49 × 0.75) vs. 67 mm Lens Filter Thread (M67 × 0.75)
Comparing 2 standards across 8 specifications. 7 key differences identified.
Comparing:
49 mm Lens Filter Thread (M49 × 0.75)
67 mm Lens Filter Thread (M67 × 0.75)
The 49 mm Filter Thread (M49 × 0.75 mm metric pitch) is the compact mirrorless prime standard, popularized across Sony FE compact G primes (24mm, 40mm, 50mm f/2.5 G), the Sony Zeiss Sonnar 55mm f/1.8 ZA, and Fujifilm X100-series leaf-shutter street cameras (via AR-X100 adapter).
The 67 mm Filter Thread (M67 × 0.75 mm metric pitch) is the dominant standard for compact full-frame f/4 professional zooms, medium telephoto portrait primes (85mm f/1.8, 135mm f/2), and Tamron's mirrorless lens lineup (28-75mm f/2.8, 17-28mm f/2.8, 70-180mm f/2.8), allowing unified filter sharing.
Specification Comparison Table
8 Parameters| Parameter / Spec | ||
|---|---|---|
|
Thread Diameter
|
49.0 mm (nominal ø49) | 67.0 mm (nominal ø67) |
|
Metric Thread Pitch
|
0.75 mm (M49 × 0.75) | 0.75 mm (M67 × 0.75) |
|
Compact Street Photography Standard
|
Fujifilm X100V / X100VI (requires 49mm filter adapter ring AR-X100 for weather sealing) | — |
|
Notable Glass
|
Sony FE 55mm f/1.8 ZA, Sony FE 24mm f/2.8 G, Sony FE 40mm f/2.5 G, Sony FE 50mm f/2.5 G, Pentax SMC DA 35mm/70mm Limited | — |
|
Thread Direction
|
— | Standard right-hand |
|
Tamron Mirrorless Unification
|
— | Tamron engineered its entire full-frame mirrorless zoom lineup around a single 67mm filter thread |
|
Popular Lenses
|
— | Sony FE 24mm f/1.4 GM, 85mm f/1.8, 20mm f/1.8 G, Canon RF 24-105mm f/4-7.1, Nikon Z 24-200mm f/4-6.3, Fuji XF 16-55mm f/2.8 |
|
Underwater Housing Port Standard
|
— | M67 is the standard thread for wet wide-angle and macro conversion lenses on underwater camera housings |
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