Phase One XF IQ4

The ultimate medium format digital imaging system

Phase One XF IQ4
80/100
CAMERA SCORE
Features 18
Performance 15
Durability 17
Price 10
Usability 20
Brand Phase One
Model XF IQ4 150MP

Key Features

SENSOR 151MP BSI CMOS Medium Format sensor (53.4 x 40.1mm)
PROCESSOR Infinity Platform for advanced image processing and connectivity
AUTOFOCUS Honeybee Autofocus Platform with focus peaking and focus mask
PHASE DETECTION HAP-2 system with high-precision focus confirmation
VIDEO Not applicable; system designed for high-end stills
STABILIZATION None in-body; relies on lens-based stabilization
BURST RATE Up to 1 frame per second
VIEWFINDER Interchangeable prism or waist-level finders available
DISPLAY 3.2-inch touchscreen with high-resolution live view
CONNECTIVITY Ethernet, USB-C, Wi-Fi, and tethering via Capture One
MEMORY CARD Dual slots: XQD and SD (UHS-II)
WEATHER SEALING Professional-grade weather sealing for studio and field
BATTERY LIFE Modular battery system with hot-swap capability

The Most Important Buttons & Dials — Phase One XF IQ4

Control / Button / Dial Status Note
Shutter-release Button ✓ Present
Mode Dial ✓ Present
+/- EV (Exposure Compensation) Button ✓ Present
Dedicated ISO Button ✓ Present
Dedicated Aperture Dial / Ring ~ Limited Lens dependent
Dedicated Shutter Speed Dial ~ Limited Via top dial
AF-ON Button ✓ Present
Main Command Dial ✓ Present
Sub-Command Dial ✓ Present
Function (Fn) Buttons ✓ Present
Joystick / Multi-selector ✓ Present
AF-assist / Self-timer Lamp ✓ Present
Monitor Mode Button ✓ Present
Video Record Button ✗ Not Present
Drive Mode Control ✓ Present

How-to Use Phase One XF IQ4

Welcome to the How-to section of the camera. In this Light & Composition University website, each page for a camera has a how-to section and a section for learning. Simply because the buttons and the controls of each camera is located in different places that not only varies for brands but in each model. How-to section help you operate your camera, however, if you are interested to learn photography, not only you need to know how your camera works, but also you must know what you can change and why you do that to get better photo. Click the “Learn” or scroll down.

Phase One XF IQ4 Exposure Indicators

Optimal exposure Underexposed by 1/3 EV Overexposed by over 2 EV
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The key to the photography is light, and it’s the exposure indicators, where you see how much light your camera sensor sees. These indicators both in monitor and viewfinder show whether the photograph would be under or over-exposed at the current setting. The amount of under or overexposure is shown in increments of 1/3 EV.

Learn & Master Photography with Phase One XF IQ4

For over a decade, we have been teaching photography following a university standard. No one does it better than us. We have a selection of courses, diplomas, graduate and post-graduate programs, as well as some of our best-selling university press publications, to guide you in the best possible way for your camera. Enroll in the fundamentals and then move to the genres you want to master.

Technical Specification

Sensor BSI CMOS Medium Format
Resolution 151 Megapixels
ISO Range 50-25600
Autofocus Honeybee Autofocus Platform
Shutter Speed 1/4000s to 60 minutes
Burst Rate 1 fps
Video N/A
Stabilization None
Viewfinder Interchangeable
LCD 3.2-inch Touchscreen
Memory Card XQD + SD
Connectivity USB-C, Ethernet, Wi-Fi
Battery Life Approx 200-300 shots
Weight Approx 1390g (body + back)
Dimensions 152 x 135 x 160 mm