# item.guide
Side-by-Side Comparison Sensor Formats

APS-C Sensor (1.5×) vs. 1/1.3-Inch Mobile Sensor (9.6×7.2 mm)

Comparing 2 standards across 9 specifications. 9 key differences identified.

Comparing:
APS-C Sensor (1.5×)
1/1.3-Inch Mobile Sensor (9.6×7.2 mm)

The Standard APS-C Sensor (measuring 23.5 × 15.6 mm with an active area of 366.6 mm² and a 28.21 mm diagonal) operates with a 1.53× (commonly rounded to 1.5×) crop factor relative to 35mm full frame. Standardized across Sony E-mount (Alpha 6000 series), Nikon DX (Z50, D500), and Fujifilm X-mount systems, it is the most popular interchangeable-lens enthusiast format.

View full APS-C Sensor (1.5×) spec sheet →

The 1/1.3-Inch Sensor format (measuring approximately 9.6 × 7.2 mm with an active area of ~69.1 mm² and a 12.0 mm diagonal) is the modern flagship smartphone camera sensor format. Operating with a ~3.6× crop factor and ultra-high pixel counts (50 MP to 200 MP with 4-in-1 / 16-in-1 pixel binning), it powers flagship mobile photography.

View full 1/1.3-Inch Mobile Sensor (9.6×7.2 mm) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
Dimensions (Width × Height)
23.5 × 15.6 mm (approx. 23.6 × 15.7 mm depending on silicon fab) 9.6 × 7.2 mm (approximate nominal dimensions)
Diagonal Dimension
28.21 mm 12.0 mm
Active Surface Area
366.6 mm² (approx. 42.4% of 35mm full frame) 69.1 mm² (approx. 2.45× larger than 1/2.3" action cam sensors)
Crop Factor
1.53× (Standard 1.5× focal length multiplier) 3.61× (relative to 35mm full frame)
Native Aspect Ratio
3 : 2 (1.50 : 1) 4 : 3
35mm Equivalent Calculation
A 35mm lens yields the field of view of a 53.5mm lens on full frame (35 × 1.53)
Camera Systems
Fujifilm X-T5/X-H2/X100VI, Sony A6700/FX30, Nikon Z50/Zfc, Ricoh GR III
Pixel Binning Architecture
Tetra2pixel / Quad Bayer: Combines 0.6 µm subpixels into 2.4 µm virtual pixels at 12.5 MP output
Flagship Deployments
Samsung Galaxy S23/S24 Ultra (ISOCELL HP2), iPhone 14/15/16 Pro main camera (1/1.28"), DJI Action 4/5 Pro