Product Comparison: Etymotic Research ER3-XR vs Etymotic Research ER4-XR


General Specifications
Brand
Etymotic Research
Etymotic Research
Model
ER3-XR
ER4-XR
Origin
China
China
About the Product
Extended Response ER3XR is a higher bass sound isolating earphone for lovers of low frequencies in music. High quality sound reproduction at an affordable price. The earbuds guarantee the best sound fidelity and are compatible with most portable media players on the market today.
The ER4XR is ideal for bass-heavy sound lovers. This model has an anodized metal body, a durable detachable cable and the ability to customize channels for the most accurate sound reproduction. The triple-flange ear tips reduce sound an average of 35dB, while the foam ear tips provide slightly more sound reduction of 42dB.
Key Specs
Type
Straight
Straight
Driver Configuration
Single driver
Single driver
Sound Isolating
Passive
Passive
Cable Length
4 ft.
5 ft.
Removable Cable
Yes
Yes
What customers say about "Key Specs"
Etymotic Research ER3-XR In-Ear Headphones
  • Definitely it is very balanced sounding in my opinion.
  • Great sound and great noise isolation in it.
  • In addition to the excellent sound, it also provides the best passive noise isolation.
  • I was blown away by the clarity, texture, and detail of the sound.
  • Its is good at canceling steady hums and environmental sounds and is quite comfortable.
Etymotic Research ER4-XR In-Ear Headphones
  • They sound great. Highly recommend.
  • With this headphone you'll have great sound and pretty good isolation.
  • Really didn't think in ears could sound this good. I like it.
  • They are not cheap but if you value getting very good sound in any setting is a good choice.
  • Absolutely delighted with the sound right out of the box.
Size & Weight
Height
7.1 in.
9.2 in.
Width
4.25 in.
6.2 in.
Depth
2.3 in.
2.4 in.
Weight
2.24 oz.
2.3 oz.
Features
Eartips Material
Foam / Silicone
Foam / Silicone
Style
Unisex
Unisex
Color
Black
Black
Water Resistant
No
No
Built-In Microphone
No
No
Extras
Metal body housing, Balanced-armature drivers, Pioneering Technology, Extended Response Edition, Storage Pouch
Balanced-armature drivers, Kevlar-reinforced cable, Comfortable and secure fit
What customers say about "Features"
Etymotic Research ER3-XR In-Ear Headphones
  • They’re just great and as long as you’re comfortable with this sort of in-ear.
  • They are comfortable for long periods of time.
  • The headphones are quite comfortable for my ears.
  • There is uncomfortable ear-tips in headphones.
  • There is no built-in microphone in the headphones, I would like a full-fledged headset.
Etymotic Research ER4-XR In-Ear Headphones
  • It will be very comfortable. Perfect fit.
  • The earbuds provided are really comfortable and you should have no problems finding the ideal fit.
  • This is very slim and lightweight making these earphones one of the most comfortable I have ever used.
  • On prolonged use they are actually very comfortable.
  • It's sad that the headphones don't have a microphone.
Warranty / Certifications
Certifications
CE, FCC
CE, FCC
Manufacturer Warranty
2 year(s)
2 year(s)
Other Information
Manufacturer


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