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Sony Alpha a6400 — Review & Specs | Pricepect | Pricepect

Home Mirrorless CamerasSony Alpha a6400

Sony Alpha a6400 — image 1

Sony

Sony Alpha a6400

Expert Review Analysis

The Sony Alpha a6400 is a compact APS‑C mirrorless camera launched in 2019, featuring a 24.2 MP sensor, world‑fast 0.02 s autofocus with 425‑point phase detection, and 4K video oversampled from 6K. It combines high‑speed shooting, robust video capabilities, and a lightweight design ideal for hybrid shooters and vloggers.

✓ Best for: Hybrid shooters, vloggers, travelers, and enthusiasts who need fast autofocus, high‑speed burst, and 4K video in a compact APS‑C package; ideal for street photography, events, family portraits, and social‑media video content.✗ Not ideal for: Photographers who prioritize in‑body image stabilization, require a large ergonomic grip for heavy lenses, or need a simplified menu system for immediate use.

Pros

✓World's fastest autofocus at launch with 0.02‑second lag and 425‑point phase‑detect system.
✓High‑resolution 24.2‑MP APS‑C sensor delivering detailed 6000×4000 images.
✓4K video recording with full pixel readout and oversampling from 6K for minimal moiré.

Price History

Current

$1,498.00

Average

$1,241.54

Lowest

$1,037.95

Highest

$1,498.00

Price trend (90d):0.0%

Best Seller Rank History

Now#23Best#6Worst#265

Lower = better sales rank

Specifications

Battery

Battery TypeNP-FW50 lithium-ion

Battery Voltage7.2-7.4 V

Battery Capacity1020-1080 mAh

Battery Energy7.7 Wh Wh

Battery Life (CIPA)410 shots

Camera

Sensor TypeAPS-C CMOS

Sensor Size23.5 x 15.6 mm

Effective Pixels24.2 MP MP

Total Pixels25 MP MP

Pixel Pitch3.9 µm µm

Connectivity

Wi-FiBuilt-in

Bluetooth VersionBuilt-in

NFCBuilt-in

Smartphone RemoteYes

Design

Height120 mm mm

Width67 mm mm

Depth60 mm mm

Weight403 g g

Body Weight359 g g

Display

Viewfinder0.39" OLED, 2.36M dots, 0.70x magnification, 100% coverage, -4 to +3 diopter

Rear LCD3.0" LCD, 921,600 dots, 180° tilt-up, 74° tilt-down, touchscreen

Features

Real-time Eye AFYes

LED AF IlluminatorYes

TimelapseYes

General

BrandSony

ManufacturerSony

Model NameILCE6400M/B

Release Date2019-02-28

Warranty1 year

Sensors

Orientation SensorYes

Research Sources

cameradecision.com

en.wikipedia.org

bhphotovideo.com

electronics.sony.com

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User Reviews

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4.6

(1,150 reviews)

$1,498.00

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ILCE6400M/BBlack2.38 x 4.75 x 2.75 inches 1 year manufacturer

Mirrorless Cameras

✓Compact and lightweight body (403 g) ideal for travel, street photography, and vlogging.

✓180° tilting 3‑inch touchscreen LCD with touch focus, perfect for selfie and vlog framing.

✓Fast continuous shooting up to 11 fps with reliable AF tracking for action subjects.

✓Built‑in Wi‑Fi, NFC, and Bluetooth for easy wireless image transfer and remote control.

Cons

✗No in‑body image stabilization, requiring lens‑based IS or tripod for steady shots.
✗Small grip and ergonomics can feel uncomfortable when using larger lenses for extended sessions.
✗Menu system is complex and dense, presenting a steep learning curve for beginners.
✗Limited buffer depth during high‑speed burst shooting can cause early slowdown.
✗Overheating issues observed during extended 4K video recording sessions.
✗Absence of a low‑pass filter may increase moiré in certain fine‑pattern subjects.

From Expert Reviews

Praised by Experts

✓DPReview highlights the a6400's world‑fast AF and compact form factor.
✓DXOMark emphasizes the hybrid 425‑point AF system and 11 fps burst capability.
✓Wikipedia notes the camera’s strong 4K video quality with oversampling.
✓B&H and Sony stress the vlogging‑friendly flip screen and touch controls.

Criticized by Experts

✗DPReview points out ergonomics issues, such as the small grip, as a weakness.
✗Both DPReview and DXOMark note the lack of in‑body image stabilization.
✗DPReview mentions the menu system can be complex for newcomers.
✗DXOMark flags limited buffer depth during continuous shooting.

From User Reviews

Users Love

✓Everyday users praise the sharp image quality and reliable autofocus for portraits and sports.
✓Customers appreciate the camera’s portability and lightweight design for travel and street shooting.
✓The flip‑out 180° touchscreen is frequently highlighted as ideal for selfies and vlogging.
✓Users value the hybrid photo/video capability offering good 4K video at an affordable price.

Users Complain About

✗Users frequently complain about the small grip being uncomfortable with larger lenses during long sessions.
✗The absence of in‑body image stabilization leads to shaky handheld video, according to many users.
✗Several users report overheating during prolonged 4K video recording.
✗The dense and complex menu system frustrates new users, making settings harder to find.

Expert Opinion

Professional reviewers commend the a6400 for its unprecedented autofocus speed, high‑speed burst shooting, and strong 4K video performance, while noting ergonomic shortcomings such as a small grip and the lack of in‑body stabilization. The menu complexity is also cited as a barrier for beginners, but the overall consensus positions the camera as a leading value proposition in the APS‑C segment.

What Users Say

Everyday users love the sharp images, reliable eye‑AF, and the lightweight, travel‑ready body, especially the flip‑out touchscreen for vlogging. Recurring frustrations revolve around the small grip, no IBIS, occasional overheating in 4K, and a steep learning curve due to the dense menu system.

Common Complaints

Small grip discomfort, lack of IBIS, overheating during extended 4K recording, and complex menu navigation.

What People Are Saying

“Exceptional autofocus speed and accuracy, especially real-time tracking and Eye AF.”
DPReview

“Compact, lightweight design ideal for travel and street photography.”
DPReview

How It Compares

vs. Canon EOS M50 Mark II

Advantages

✓Sony offers faster 0.02 s AF lag and 425‑point phase‑detect system versus Canon’s 143 Dual Pixel AF.
✓Higher continuous burst of 11 fps compared to Canon’s 10 fps.
✓More robust 4K video with oversampling from 6K, while Canon’s 4K is cropped and limited to 24 p.

Disadvantages

✗Both lack in‑body image stabilization, so Sony does not gain an advantage here.
✗Canon’s body is marginally lighter, which may appeal to ultra‑light travel users.

Choose Sony for faster AF and better video; choose Canon if you prefer a slightly lighter body and simpler menu.

vs. Fujifilm X‑T30 II

Advantages

✓Sony’s 0.02 s AF lag and 425‑point phase‑detect system outpace Fujifilm’s AF performance.
✓Sony provides a higher burst rate of 11 fps versus Fujifilm’s 8 fps mechanical shooting.
✓Sony’s 4K oversampled video delivers more detail than Fujifilm’s standard 4K.

Disadvantages

✗Fujifilm is praised for superior color rendering and JPEG quality, which Sony lacks.
✗Fujifilm’s dedicated dials and ergonomics may feel more tactile for traditional photographers.

Pick Sony for speed and video capability; pick Fujifilm for color science and tactile controls.

vs. Nikon Z50

Advantages

✓Sony matches Nikon’s 11 fps burst but adds faster 0.02 s AF lag and more AF points.
✓Sony’s full‑pixel readout 4K video offers better detail than Nikon’s standard 4K.

Disadvantages

✗Nikon’s grip is considered more comfortable for larger lenses and longer sessions.
✗Nikon’s menu is often viewed as more beginner‑friendly compared to Sony’s dense layout.

Sony excels for speed‑critical shooting and video; Nikon suits users wanting a more ergonomic grip and simpler interface.

Rating Trend

Rating4.6/ 5Reviews1,150+751 reviews

Autofocus

AF Lag0.02 seconds (world's fastest at launch)

AF Points425 phase‑detect points with real‑time Eye AF and tracking

Video

4K Recording3840×2160 up to 30p, full pixel readout, oversampled from 6K, 100 Mbps XAVC S

Processor

Image ProcessorBionz X

Dimensions & Weight

Height4.55 Inches

Width9.4 Inches

Depth9.15 Inches

Weight1.61 pounds

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