Sony

Sony HVL-F28RM External Flash Wireless Remote

4.4 (163 reviews)

Compact, lightweight Sony flash with wireless remote control and face detection designed specifically for Alpha mirrorless cameras.

$288.00*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Sony HVL-F28RM is a purpose-built compact flash unit designed to complement the slim profiles of Sony Alpha mirrorless cameras. With a Guide Number of 28, it provides enough flash power for everyday shooting scenarios — fill flash outdoors, indoor portraits at moderate distances, and casual event coverage. Where this flash distinguishes itself from basic pop-up units is in its feature set: it supports High-Speed Sync for shooting with wide apertures in bright conditions, Rear-Sync for creative motion blur effects, and Multi-flash mode for stroboscopic exposures. The face detection integration works in concert with the camera's autofocus system to deliver well-exposed, natural-looking skin tones without the washed-out look that on-camera flash can sometimes produce.

Perhaps the most compelling feature for its size class is the built-in wireless remote commander functionality. This allows the HVL-F28RM to serve as a controller for off-camera flash setups, letting photographers who already own larger Sony flash units trigger and adjust them remotely — a capability typically reserved for more expensive, full-size speedlights. At just 8 ounces and measuring 2.56 x 3.28 x 3.59 inches, it adds almost negligible weight and bulk to a camera bag. The trade-off for this compactness is a fixed flash head that cannot tilt or swivel, meaning bounce flash techniques are off the table. For photographers who prioritize portability and system integration over raw power and light-shaping flexibility, the HVL-F28RM fills a practical niche in the Sony ecosystem.

Key Features

Compact, reliable and made by Sony for flawless flash control

Ideal Guide Number power for compact mirrorless cameras (GN28)1

Higher power at close 50mm focal length

Uses the camera’s face detection2 to capture natural skin tones

Rear-Sync, Slow-sync, High Speed Sync and Multi-flash settings

Specifications

Brand
Sony
Model
HVL-F28RM
Guide Number
28
Compatibility
Sony Alpha Mirrorless Cameras
Flash Modes
Rear-Sync, Slow-sync, High-Speed Sync, Multi-flash
Features
Wireless Remote Control, Face Detection
Dimensions
2.56 x 3.28 x 3.59 inches
Weight
8 ounces

Pros & Cons

👍 Pros

  • Extremely compact and lightweight at just 8 ounces — adds minimal bulk to a mirrorless setup
  • Built-in wireless remote commander enables off-camera flash control without extra accessories
  • Face detection integration produces natural skin tones in portrait situations
  • Supports advanced flash modes including High-Speed Sync, Rear-Sync, and Multi-flash
  • Designed by Sony for seamless communication with Alpha camera bodies

👎 Cons

  • Guide Number of 28 limits effective range — insufficient for large venues or distant subjects
  • Fixed flash head cannot tilt or swivel, eliminating bounce flash techniques
  • No built-in diffuser or bounce card for softening light
  • Limited to Sony Multi Interface Shoe cameras — not compatible with other brands
  • Higher price point compared to third-party flashes with similar or greater output

Frequently Asked Questions

It is designed specifically for Sony Alpha mirrorless cameras that feature a Multi Interface Shoe.
A GN28 rating means this flash is best suited for close-to-mid-range subjects. It provides sufficient power for portraits, events in smaller venues, and everyday photography, but is not intended for illuminating large spaces or distant subjects.
Yes, it functions as a wireless remote commander, allowing you to control off-camera flash units wirelessly for more creative lighting setups.
The HVL-F28RM has a compact fixed-head design. It does not tilt or swivel, which limits bounce flash options compared to larger speedlights.
The flash communicates with the camera's face detection system to optimize flash output and exposure for natural-looking skin tones when photographing people.