Sony Alpha a7 III Full-Frame Mirrorless Vlogger Camera with 28-70mm OSS Lens Kit

Sony Alpha a7 III Full-Frame Mirrorless Vlogger Camera with 28-70mm OSS Lens Kit

Brand: Sony
Model Number: ILCE7M3K/B
Web Code: 12383793
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Equipped with a 24.2MP full-frame image sensor, extreme AF coverage, and 4K video capability, the Sony a7 III mirrorless camera is a force to be reckoned with. Ideal for enthusiasts and pros alike, this feature-rich camera can tell a story with incredible detail, clarity, and colour accuracy. An FE 28-70mm lens is included for sharp everyday shooting.

Manufacturer's Warranty

Check with the manufacturer for details or purchase Best Buy Protection on the next step.

Return Policy

30 days to return or exchange

Condition: Unopened, Opened (a 15% restocking fee will be applied)

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What's included:

  • Camera Body
  • SEL2870 Lens
  • AC Adapter
  • Accessory Shoe Cap
  • Lens Cap
  • Eyepiece Cup
  • Micro USB Cap
  • NPFZ100 Rechargeable Battery
  • Shoulder Strap

Capture captivating moments with unmatched clarity

  • Advanced 24.2MP back-illuminated 35mm full-frame image sensor with increased sensitivity, outstanding resolution, and 15 stops of dynamic range at low sensitivities for accurate colour reproduction
  • Updated BIONZ X image processing system for shooting full-res images at up to 10 fps with continuous, accurate AF/AE tracking for up to 177 standard JPEG images, 89 compressed RAW images, or 40 uncompressed RAW images
  • Shoots 4Kvi (3840x2160 pixels) video across the full width of the full-frame image sensor and oversamples data to produce incredibly detailed 4K video footage
  • Records Full HD at 120fps at up to 100Mbps, allowing footage to be reviewed and eventually edited into 4x or 5x slow motion video files in Full HD resolution with AF tracking
  • Impressive ISO range of 100-51200 (expandable to ISO 50-204800 for still images) and an overall 1.5 stop improvement in image quality
  • Outputs 14-bit RAW format even in silent and continuous shooting modes

Advanced auto focus and image stabilization

  • 5-axis optical image stabilization system for a 5.0-step shutter speed advantage
  • 4D FOCUS capabilities give the camera 425 contrast AF points that work with a 693-point focal-plane phase-detection AF system that covers approximately 93% of the frame, ensuring reliable focusing and tracking
  • Improved AF response and tracking allows almost 2x the focusing speed in low-light conditions and 2x the tracking speed compared to the previous model, so complex and unpredictable motion can be captured with more accuracy and precision
  • Eye-AF feature is useful when the subject is turning around, looking down, or obstructed
  • Multi-selector or "joystick" allows you to move focus points quickly, and touch focusing capability enables fingertip precision

Performance optics

  • The included FE 28-70mm f/3.5-5.6 OSS standard zoom lens is designed for use with full-frame sensors, offering exceptional optical performance with the a7 III
  • This compact, lightweight lens features ED and aspherical elements for reliably sharp and detailed images well suited to everyday shooting
  • The 28-70mm focal range offers many commonly used focal lengths all in one lens, while the built-in Optical SteadyShot image stabilization helps reduce motion blur when shooting handheld

Shoot and share with confidence

  • 3-inch 922K-dot tiltable LCD screen with touch control for easy framing
  • XGA OLED Tru-Finder with approximately 2.3 million dots enables extremely accurate, true-to-life detail reproduction and eye-level framing
  • Wi-Fi/flash sync terminal enables seamless file transfer to a smartphone, tablet, computer, or FTP server
  • SuperSpeed USB Type-C (USB 3.1 Gen 1 compatible) offers flexibility in power supply and faster image transfers during tethered shooting
  • Robust magnesium alloy body with dust- and moisture-resistant design so you can shoot outdoors without worry
  • Long-lasting Z battery lets you shoot up to 710 images on a full charge

Other features you'll love

  • Anti-flicker function allows the camera to automatically detect frequency of fluorescent or artificial lighting and time the shutter to minimize the lighting's effect on images
  • Dual media slots include support in one slot for UHS-II type SD memory cards
  • My Menu functionality allows up to 30 menu items to be registered for instant recall when needed
  • 81 functions are assignable to 11 custom buttons so you can tailor the camera's shortcuts to your needs
  • HLG (Hybrid Log-Gamma) picture profile supports an Instant HDR workflow, allowing HDR (HLG) compatible TVs to play back beautiful, true-to-life 4K HDR imagery
  • S-Log2 and S-Log3 are available for increased colour grading flexibility, as well as Zebra functionality, Gamma Display assist and proxy recording
Product Condition
Brand New
Camera Model
Sony a7 III
Camera Kit
Camera Body with Lens
Lens Mount
Sony E-Mount

Image Sensor

NFC Enabled
Sensor Type
Image Sensor Format
Full Frame
Effective Megapixels
24.2 MP
Total Pixels
25.3 MP
Colour Filter System
Colour Space
sRGB (with sYCC Gamut); Adobe RGB Standard Compatible with TRILUMINOS Colour
Low Pass Filter
Dust Reduction
Enhanced BIONZ X Image Processing Engine with Front End LSI


Viewfinder Type
High Contrast 2.36-Million Dot OLED EVF
Percentage Coverage
100% Field Coverage
Effective Magnification
Approx. 0.78 x (With 50mm Lens At Infinity, -1M-1)

Diopter Adjustment

Depth of Field Preview

LCD Features

LCD Size
3 in
LCD Resolution
922,000 dots
Swivel LCD
Live Preview

Auto Focus

AF Type
Fast Hybrid AF (phase-detection AF/contrast-detection AF)
Focusing Modes 1
35mm Full Frame: 693 Points (Phase-Detection AF); APS-C Mode with Full Frame Lens: 299 Points (Phase-Detection AF); APS-C Lens: 221 Points (Phase-Detection AF) / 425 Points (Contrast-Detection AF)
AF Points
Wide (693 points (Phase-Detection AF); 425 Points (Contrast-Detection AF)); Zone; Center; Flexible Spot (S/M/L); Expanded Flexible Spot; Lock-on AF (Wide; Zone; Center; Flexible Spot (S/M/L); Expanded Flexible Spot)
AF Point Selection
AF Assist Beam


Still Images: ISO 100-51200 (ISO Numbers Up From ISO 50 to ISO 204800 Can Be Set As Expanded ISO Range); AUTO (ISO 100-12800, Selectable Lower Limit and Upper Limit); Movies: ISO 100-51200 Equivalent (ISO Numbers Up ISO 102400 Can Be Set As Expanded ISO Range); AUTO (ISO 100-12800, Selectable Lower Limit and Upper Limit)
White Balance Settings 1
Auto; Daylight; Shade; Cloudy; Incandescent; Fluorescent; Warm White; Cool White; Day White; Daylight
White Balance Settings 2
Flash; Underwater; Color Temperature (2500 to 9900K) & Colour Filter (G7 to M7(57-step), A7 to B7(29-step)); Custom
Auto White Balance
White Balance Bracketing
Yes; 3 Frames, H/L Selectable
Exposure Compensation
+/- 5.0EV (1/3 EV, 1/2 EV Steps Selectable) (with Exposure Compensation Dial : +/- 3EV (1/3 EV Steps))


Shutter Type
Electronically-Controlled; Vertical-Traverse; Focal-Plane Type; Up to 10fps Silent or Mechanical Shutter with AE/AF Tracking
Shutter Speeds
Still Images: 1/8000 to 30 sec; Bulb; Movies: 1/8000 to 1/4 (1/3 steps); Up to 1/60 in AUTO mode (up to 1/30 in Auto slow shutter mode)
Shutter Lag
10 sec. delay/5 sec. delay/2 sec. delay/Continuous self-timer (3 frames after 10 sec. delay/5 frames after 10 sec. delay/3 frames after 5 sec. delay/5 frames after 5 sec. delay/3 frames after 2 sec. delay/5 frames after 2 sec. delay)/Bracketing self-timer (Off/2 sec. delay/5 sec. delay/10sec. delay)


Drive Modes
Single Shooting; Continuous shooting (Hi+/Hi/Mid/Lo selectable); Self-timer; Self-timer (Continuous)
Drive Modes 2
Bracket: Single; Bracket: Cont.; White Balance bracket; DRO bracket
Max Burst Jpeg
JPEG Extra fine L: 163 frames; JPEG Fine L: 172 frames; JPEG Standard L: approx. 177 frames
Max Burst Raw
RAW: 89 frames; RAW (Uncompressed): 40 frames
Max Burst Raw+JPEG
RAW & JPG: 79 frames; RAW (Uncompressed) & JPG: 36 frames


Flash Sync


Video Output Format
Video Modes
XAVC S 4K: 4K UHD; XAVC S HD: 1080p; 720p; AVCHD: 1080p; AVC MP4: 1080p; 720p; VGA; MPEG4 MP4: 720p; VGA
Movie File Formats
XAVC S, AVCHD format Ver. 2.0 compliant
Movie Video Compression
Movie Audio Compression


Image Playback Modes 1
Single (with or without shooting information Y RGB histogram & highlight/shadowwarning), 9/25-frame index view, Enlarged display mode (L: 19.9x, M: 12.9x, S: 10.0x), Auto Review (10/5/2 sec,Off), Image orientation (Auto/Manual/Off selectable), Slideshow, Folder selection (Date/ Still/ AVCHD/XAVC S HD/XAVC S 4K), Forward/Rewind (movie), Delete, Protect, Rating, Disp Cont Shoot Grp
Movie Playback Modes
Single (with or without shooting information Y RGB histogram & highlight/shadowwarning), 9/25-frame index view, Enlarged display mode (L: 19.9x, M: 12.9x, S: 10.0x), Auto Review (10/5/2 sec,Off), Image orientation (Auto/Manual/Off selectable), Slideshow, Folder selection (Date/ Still/ AVCHD/XAVC S HD/XAVC S 4K), Forward/Rewind (movie), Delete, Protect, Rating, Disp Cont Shoot Grp

Storage & Interface

Card Slot
Slot 1: SD(UHS-I/II compliant) Memory Card; Slot 2: Multi slot for Memory Stick Duo/SD (UHS-I compliant) Memory Card
Storage Media
SD; SDHC (UHS-I, II compliant); SDXC (UHS-I, II compliant); microSD; microSDHC; microSDXC; Memory Stick PRO Duo; Memory Stick PRO-HG Duo; Memory Stick Micro (M2)
Data Interface
USB Type-C Terminal: (SuperSpeed USB (USB 3.1 Gen 1) compatible
Video Interface
Multi / Micro USB Terminal; HDMI micro connector (Type-D); Sync Terminal; PC Remote
Guided Shooting Mode
Languages Supported
English; French; Italian; Spanish

Included Lens

Lens Frame Colour
Lens Range
FE 28–70 mm F3.5–5.6 OSS Standard Zoom
Built-in Optical SteadyShot Image Stabilization
Model Number
Filter Size
35mm Equivalent
28-70 mm
Lens Weight
295 g

Body Features

Stabilized Body
Body Colour
Intelligent Shoe
Cable Release
PC Remote; Sync Terminal
Weather Sealed


Battery Type
Sony NP-FZ100 InfoLithium Rechargeable Battery Pack
Included Battery Model
Sony NP-FZ100 InfoLITHIUM Rechargeable Battery Pack
Back-up Battery
Power Saving Modes

Physical Features

9.84 cm
7.62 cm
12.7 cm
652 g
If you find a lower price with another retailer before you buy (or within 30 days of purchase), we’ll gladly match that price. If our own price is reduced within 30 days of purchase, we’ll match it and refund you the difference. Conditions and exclusions apply.