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  1. Table of Contents
  2. Top
  3. Main Differences
  4. Design
    1. Style
    2. Comfort
    3. Controls
    4. Breathability
    5. Portability
    6. Case
    7. Build Quality
    8. Stability
    9. Headshots 1
    10. Headshots 2
    11. Top
    12. In The Box
  5. Sound
    1. Sound Profile
    2. Frequency Response Consistency
    3. Raw Frequency Response
    4. Bass Accuracy
    5. Mid Accuracy
    6. Treble Accuracy
    7. Peaks/Dips
    8. Imaging
    9. Passive Soundstage
    10. Virtual Soundstage
    11. Weighted Harmonic Distortion
    12. Test Settings
  6. Isolation
    1. Noise Isolation
    2. Leakage
  7. Microphone
    1. Microphone Style
    2. Recording Quality
    3. Noise Handling
  8. Active Features
    1. Battery
    2. App Support
  9. Connectivity
    1. Bluetooth
    2. Non-Bluetooth Wireless
    3. Wired
    4. PC / PS4 Compatibility
    5. Xbox One Compatibility
    6. Base/Dock
  10. Comments

Anker SoundBuds Curve Wireless vs JBL Endurance Sprint Wireless

Side-by-Side Comparison

Products

Anker SoundBuds Curve 2017
JBL Endurance Sprint Wireless

Tested using Methodology v1.4

Updated Sep 07, 2021 11:19 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.4

Updated Mar 07, 2023 09:13 PM

SEE PRICE
Amazon.com
Anker SoundBuds Curve Wireless Picture
JBL Endurance Sprint Wireless Picture

Variants

  • Curve (Black)
  • Curve (Blue)
  • Curve (Green)
  • Curve (Red)
  • Endurance Sprint (Black)
  • Endurance Sprint (Black/Yellow)
  • Endurance Sprint (Blue)
  • Endurance Sprint (Red)
  • Endurance Sprint (Teal)

Our Verdict

Anker SoundBuds Curve Wireless

JBL Endurance Sprint Wireless

The Anker SoundBuds Curve 2017 are slightly better headphones overall when compared to the JBL Endurance Sprint Wireless. The Anker offer better value for your money with a decently well-balanced sound and a better, more comfortable in-ear fit than the JBL. The Anker also have a longer battery life and a slightly more stable fit, since the in-ear seal of the earbuds is not affected as much as the JBL's when the headphones move around. The Anker also have a better, more precise control scheme than that of the JBL. However, the JBL have a better design, a more high-end look and feel, and block more noise for busy commutes. The JBL also have a few unique features like the magnetic ear hooks, which some may prefer over that of the Anker. They also have a slightly better-balanced sound than the Anker, although they do not get as loud.

0 

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Black
Endurance Sprint
SEE PRICE
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Blue
Endurance Sprint
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Amazon.com
Red
Endurance Sprint
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Amazon.com
Black/Yellow
Endurance Sprint
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Amazon.com
 
Teal
Endurance Sprint
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Amazon.com

Main Differences for
Mixed Usage

Threshold 

0.10

Mixed Usage 

7.0
7.1

Noise Isolation 
 

6.1
8.2

Comfort 
 

7.5
6.5

Full Comparison

Design

Style  

Design Picture 2  

Anker SoundBuds Curve Wireless Design Picture 2
JBL Endurance Sprint Wireless Design Picture 2

Type  

In-ear
In-ear

Enclosure  

Closed-Back
Closed-Back

Wireless  

Yes
Yes

Transducer  

Dynamic
Dynamic
Show Text 

Comfort 
 

7.5
6.5

Comfort Picture  

Anker SoundBuds Curve Wireless Comfort Picture
JBL Endurance Sprint Wireless Comfort Picture

Weight  

0.05 lbs
0.06 lbs

Clamping Force 
 

0 lbs
0 lbs
Show Text 

Controls 
 

6.5
6.0

Controls Picture  

Anker SoundBuds Curve Wireless Controls Picture
JBL Endurance Sprint Wireless Controls Picture

OS Compatibility 
 

Not OS specific
Not OS specific

Ease Of Use  

Decent
Subpar

Feedback  

Decent
Okay

Call/Music Control  

Yes
Yes

Volume Control  

Yes
Yes

Microphone Control  

No
No

Channel Mixing 
 

No
No

Noise Cancelling Control  

No
No

Talk-Through 
 

No
No

Additional Controls  

No
No
Show Text 

Breathability 
 

8.8
8.7

Breathability After Picture  

Anker SoundBuds Curve Wireless Breathability After Picture
JBL Endurance Sprint Wireless Breathability After Picture

Avg.Temp.Difference  

1.2 °C
1.3 °C
Show Text 

Portability 
 

8.7
8.3

Portability Picture  

Anker SoundBuds Curve Wireless Portability Picture
JBL Endurance Sprint Wireless Portability Picture

 

2.6"
3"

 

2.1"
2.1"

 

1"
1.5"

Volume  

5.4 in³
9 in³

Transmitter Required  

No
No
Show Text 

Case 
 

7.5
0.0

Case Picture  

Anker SoundBuds Curve Wireless Case Picture
JBL Endurance Sprint Wireless Case Picture

Type  

Hard case
No case

 

3.2"
N/A

 

3.2"
N/A

 

1.4"
N/A

Volume  

14 in³
N/A
Show Text 

Build Quality 
 

7.0
7.0

Build Quality Picture  

Anker SoundBuds Curve Wireless Build Quality Picture
JBL Endurance Sprint Wireless Build Quality Picture
Show Text 

Stability 
 

8.0
7.5

Stability Picture  

Anker SoundBuds Curve Wireless Stability Picture
JBL Endurance Sprint Wireless Stability Picture
Show Text 

Headshots 1  

Angled Picture  

Anker SoundBuds Curve Wireless Angled Picture
JBL Endurance Sprint Wireless Angled Picture

Side Picture  

Anker SoundBuds Curve Wireless Side Picture
JBL Endurance Sprint Wireless Side Picture

Headshots 2  

Front Picture  

Anker SoundBuds Curve Wireless Front Picture
JBL Endurance Sprint Wireless Front Picture

Rear Picture  

Anker SoundBuds Curve Wireless Rear Picture
JBL Endurance Sprint Wireless Rear Picture

Top  

Top Picture  

Anker SoundBuds Curve Wireless Top Picture
JBL Endurance Sprint Wireless Top Picture

In The Box  

In The Box Picture  

Anker SoundBuds Curve Wireless In The Box Picture
JBL Endurance Sprint Wireless In The Box Picture
Show Text 
Sound

Sound Profile 
 

Frequency Response  

See details on graph tool
See details on graph tool

Bass Amount 
 

5.16 dB
2.82 dB

Treble Amount 
 

-2.72 dB
1.11 dB

Frequency Response Consistency 
 

9.2
9.3

Consistency L  

See details on graph tool
See details on graph tool

Consistency R  

See details on graph tool
See details on graph tool

Avg. Std. Deviation 
 

0.16 dB
0.15 dB
Show Text 

Raw Frequency Response 
 

Raw FR L  

See details on graph tool
See details on graph tool

Raw FR R  

See details on graph tool
See details on graph tool

Bass Accuracy 
 

6.5
7.5

Bass  

See details on graph tool
See details on graph tool

Std. Err. 
 

4.94 dB
3.47 dB

Low-Frequency Extension 
 

10 Hz
10 Hz

Low-Bass 
 

6.7 dB
4.73 dB

Mid-Bass 
 

5.26 dB
4.39 dB

High-Bass 
 

4.03 dB
1.4 dB
Show Text 

Mid Accuracy 
 

8.8
9.2

Mid  

See details on graph tool
See details on graph tool

Std. Err. 
 

1.61 dB
1.07 dB

Low-Mid 
 

-0.04 dB
-0.02 dB

Mid-Mid 
 

-1.6 dB
-0.19 dB

High-Mid 
 

-1.86 dB
1.1 dB
Show Text 

Treble Accuracy 
 

8.8
8.0

Treble  

See details on graph tool
See details on graph tool

Std. Err. 
 

1.56 dB
2.62 dB

Low-Treble 
 

-1.23 dB
0.48 dB

Mid-Treble 
 

-0.59 dB
3.73 dB

High-Treble 
 

-10.65 dB
3.23 dB
Show Text 

Peaks/Dips 
 

7.9
8.7

Peaks/Dips Graph  

See details on graph tool
See details on graph tool

Peaks 
 

1.44 dB
0.92 dB

Dips 
 

0.81 dB
0.78 dB

Imaging 
 

8.8
9.0

Group Delay  

See details on graph tool
See details on graph tool

Phase Response  

See details on graph tool
See details on graph tool

Weighted Group Delay 
 

0.2
0.16

Weighted Amplitude Mismatch 
 

1.18
0.46

Weighted Frequency Mismatch 
 

0.93
1.49

Weighted Phase Mismatch 
 

1.35
1.76
Show Text 

Passive Soundstage 
 

1.3
0.6

PRTF  

Anker SoundBuds Curve Wireless PRTF
JBL Endurance Sprint Wireless PRTF

PRTF Accuracy (Std. Dev.) 
 

N/A
N/A

PRTF Size (Avg.) 
 

N/A
N/A

PRTF Distance 
 

N/A
N/A

Openness 
 

3.9
1.8

Acoustic Space Excitation 
 

1.8
0.8
Show Text 

Virtual Soundstage 
 

0.0
0.0

Virtual Soundstage  

Anker SoundBuds Curve Wireless Virtual Soundstage
JBL Endurance Sprint Wireless Virtual Soundstage

Head Modeling 
 

No
No

Speaker Modeling 
 

No
No

Room Ambience 
 

No
No

Head Tracking 
 

No
No

Virtual Surround 
 

No App
No App

Weighted Harmonic Distortion 
 

8.0
8.1

Weighted Harmonic Distortion  

See details on graph tool
See details on graph tool

WHD @ 90 
 

0.238
0.242

WHD @ 100 
 

0.093
0.085

Test Settings 
 

Firmware 
 

Unknown
Unknown

Power 
 

On
On

Connection 
 

Unknown
Bluetooth 4.0

Codec 
 

aptX, 16-bit, 48kHz
SBC, 16-bit, 48kHz

EQ 
 

No EQ
No EQ

ANC 
 

No ANC
No ANC

Tip/Pad 
 

Silicone (small)
Silicone (small)

Microphone 
 

In-line
Integrated
Isolation

Noise Isolation 
 

6.1
8.2

Noise Isolation  

See details on graph tool
See details on graph tool

Isolation Audio 
 

Overall Attenuation 
 

-14.85 dB
-23.56 dB

Noise Cancelling  

No
No

Bass 
 

-2.69 dB
-13.64 dB

Mid 
 

-16.48 dB
-20.65 dB

Treble 
 

-26.82 dB
-36.93 dB
Show Text 

Leakage 
 

8.4
9.3

Leakage  

See details on graph tool
See details on graph tool

Leakage Audio 
 

Overall Leakage @ 1ft 
 

31.14 dB
25.57 dB
Show Text 
Microphone

Microphone Style 
 

Integrated 
 

No
Yes

In-Line 
 

Yes
No

Boom 
 

No
No

Detachable Boom 
 

No
No

Mic  

Yes
Yes

Recording Quality 
 

5.8
6.5

Microphone Frequency Response  

See details on graph tool
See details on graph tool

Recorded Speech 
 

LFE 
 

369.71 Hz
285.09 Hz

FR Std. Dev. 
 

3.44 dB
3.19 dB

HFE 
 

2,523.3 Hz
3,319.91 Hz

Weighted THD 
 

1.666
4.083

Gain 
 

41.56 dB
37.53 dB
Show Text 

Noise Handling 
 

6.1
5.9

SpNR  

See details on graph tool
See details on graph tool

Speech + Pink Noise  

Speech + Subway Noise  

SpNR 
 

13.07 dB
10.08 dB
Show Text 
Active Features

Battery 
 

6.4
6.8

Battery Type 
 

Rechargable
Rechargable

Continuous Battery Life 
 

12.7 hrs
9 hrs

Additional Charges 
 

0.0
0.0

Total Battery Life 
 

12.7 hrs
9 hrs

Charge Time 
 

1.5 hrs
1.7 hrs

Power-Saving Feature 
 

No
Auto-Off Timer

Audio While Charging 
 

No
No

Passive Playback 
 

No
No

Charging Port  

micro-USB
micro-USB
Show Text 

App Support 
 

0.0
0.0

App Picture  

Anker SoundBuds Curve Wireless App Picture
JBL Endurance Sprint Wireless App Picture

App Name  

No App
No App

iOS  

No
No

Android  

No
No

macOS  

No
No

Windows  

No
No

Equalizer 
 

No
No

ANC Control 
 

No
No

Mic Control  

No
No

Room Effects 
 

No
No

Playback Control 
 

No
No

Button Mapping  

No
No

Surround Support 
 

No
No
Show Text 
Connectivity

Bluetooth 
 

6.6
6.5

Bluetooth Version 
 

4.1
4.2

Multi-Device Pairing 
 

No
No

NFC Pairing 
 

No
No

Line Of Sight Range 
 

90 ft
122 ft

PC Latency (SBC) 
 

163 ms
240 ms

PC Latency (aptX) 
 

140 ms
N/A

PC Latency (aptX HD) 
 

N/A
N/A

PC Latency (aptX-LL) 
 

N/A
N/A

iOS Latency 
 

156 ms
294 ms

Android Latency 
 

78 ms
192 ms
Show Text 

Non-Bluetooth Wireless 
 

0.0
0.0

Non-BT Line Of Sight Range 
 

N/A
N/A

Non-BT Latency 
 

N/A
N/A

Wired 
 

0.0
0.0

Cable Picture  

Anker SoundBuds Curve Wireless Cable Picture
JBL Endurance Sprint Wireless Cable Picture

Analog Audio 
 

No
No

USB Audio 
 

No
No

Detachable  

No
No

Length  

N/A
N/A

Connection  

No Wired Option
No Wired Option

Analog/USB Audio Latency 
 

N/A
N/A
Show Text 

PC / PS4 Compatibility 
 

PC/PS4 Analog 
 

No
No

PC/PS4 Wired USB 
 

No
No

PC/PS4 Non-BT Wireless 
 

No
No

Xbox One Compatibility 
 

Xbox One Analog 
 

No
No

Xbox One Wired USB 
 

No
No

Xbox One Non-BT Wireless 
 

No
No

Base/Dock 
 

0.0
0.0

Type 
 

No Base/Dock
No Base/Dock

USB Input 
 

No
No

Line In 
 

No
No

Line Out 
 

No
No

Optical Input 
 

No
No

RCA Input 
 

No
No

Dock Charging 
 

No
No

Power Supply 
 

No Base/Dock
No Base/Dock
Show Text 

Check Price

Black
Endurance Sprint
SEE PRICE
Amazon.com
Blue
Endurance Sprint
SEE PRICE
Amazon.com
Red
Endurance Sprint
SEE PRICE
Amazon.com
Black/Yellow
Endurance Sprint
SEE PRICE
Amazon.com
 
Teal
Endurance Sprint
SEE PRICE
Amazon.com

Anker SoundBuds Curve Wireless

JBL Endurance Sprint Wireless

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  1. Comparison

Anker SoundBuds Curve 2017 vs JBL Endurance Sprint Wireless: Main Discussion

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