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ReSound Key vs ReSound LiNX Quattro

Check out our comparison of the ReSound Key vs ReSound LiNX Quattro. See how the two hearing aids differ in terms of technology features, accessories, and more.

ReSound Key
RemoveReSound Key
ReSound Key
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ReSound LiNX Quattro
RemoveReSound LiNX Quattro
ReSound LiNX Quattro
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Product Overview

Form Factor
RITE
RITE
User Rating
Hearing Loss Level
Suitable For
  • Mild
  • Moderate
  • Severe
Suitable For
  • Mild
  • Moderate
  • Severe
  • Profound
Product Family
Retail Price
$3,966
$7,156

Hardware Features

Bluetooth® Audio
Protocol
  • Made for iPhone (MFi)
  • Android (ASHA)
Protocol
  • Made for iPhone (MFi)
  • Android (ASHA)
Disposable Batteries
Hands-Free Calling
Protocol
  • Accessory required
Protocol
  • Accessory required
IP Rating (Liquid)
8
8
IP Rating (Solid)
5
5
Made For iPhone
Lowest iOS Version
10
Lowest iOS Version
10
Push Button
Push Button Options
  • Program control
  • Volume Control
Push Button Options
  • Program control
  • Volume Control
Rechargeable Batteries
Battery Type
Lithium-ion
Battery Type
Lithium-ion
Telecoil
Volume Rocker
Water Resistant Coating
Yes
Yes

Software Features

Adjustment Bands
6
10
Adjustment Synchronization
Synchronized push button
Synchronized volume control
Synchronized push button
Synchronized volume control
Automatic Phone Program
PhoneNow™
PhoneNow™
Bass Boost
Low Frequency Boost: Basic
Low Frequency Boost: Ultimate
Directionality
MultiScope Adaptive Directionality™
Natural Directionality™ II
SoftSwitching™
Synchronized SoftSwitching™
Adjustable directional mix
Autoscope Adaptive Directionality™
Binaural Directionality™ III
Directional Mix Processor
Synchronized SoftSwitching™
Environmental Adaptation
Environmental Classifier
Binaural Environmental Optimizer™ II
Environmental Classifier
Expansion
On/Off
Ultimate
Feedback Suppression
Auto DFS™
DFS Ultra™ II
Music Mode™
DFS Ultra™ II
Music Mode™
Frequency Lowering
Sound Shaper
Listening Programs
Fully flexible programs: 4
Fully flexible programs: 4
New User Adaptation
Synchronized Acceptance Manager
Synchronized Acceptance Manager
Noise Reduction
NoiseTracker™ II: On/Off
NoiseTracker™ II: Ultimate
Phone Ear Focus
Comfort Phone™
Comfort Phone™
Power On Delay
SmartStart™
SmartStart™
Spatial Awareness
Spatial Sense™
Sudden Loud Noise Reduction
Impulse Noise Reduction: On/Off
Tinnitus Relief
Tinnitus Sound Generator
Tinnitus Sound Generator
Unique Amplification Strategy
WARP compression: 12
WARP compression: 17
Wind Noise Reduction
Wind Guard: On/Off
Wind Guard: Ultimate

Accessories

3.5mm Line to Streaming
  • Multi Mic
  • Multi Mic
Battery Charger
  • Charger
  • Charger
Bluetooth Streamer
  • Unite Phone Clip+
  • Unite Phone Clip+
FM to Digital Streaming
  • Multi Mic
  • Multi Mic
Remote Adjustments
  • ReSound Smart 3D app
  • ReSound Smart 3D app
Remote Control
  • Unite Remote Control 2
  • Unite Phone Clip+
  • ReSound Smart 3D app
  • ReSound Smart 3D app [Watch]
  • Control+
  • Unite Remote Control 2
  • Unite Phone Clip+
  • ReSound Smart 3D app
  • ReSound Smart 3D app [Watch]
  • Control+
Remote Microphone
  • Multi Mic
  • Micro Mic
  • Multi Mic
  • Micro Mic
Smartphone App
  • ReSound Smart 3D app
  • Control+
  • ReSound Smart 3D app
  • Control+
Smartphone Streamer + Hands Free
  • Unite Phone Clip+
  • Unite Phone Clip+
Smartwatch App
  • ReSound Smart 3D app [Watch]
  • ReSound Smart 3D app [Watch]
TV Streamer
  • Unite TV Streamer 2
  • Unite TV Streamer 2
Telecoil Streamer
  • Multi Mic
  • Multi Mic