Model/Number M3 X5 (X5 2nd gen) X3 (X3 2nd gen) X1
General Specifications
Color Ivory white, Blue, Black, Cyan Titanium Titanium Silver,Gold,Black and Blue
Dimensions 74 mm× 39.7 mm× 9.1 mm 109 mm× 63.5 mm× 15.3 mm 96.7 mm×57.7 mm×16.1 mm 96.7 mm×57.7 mm×14.1 mm
Weight 40 g 165 g 135 g 106 g
Display Screen 2.0", TFT screen with 240 x 320 pixels 2.4", 262,144 color HD IPS screen with 400x360 pixels 2.0" TFT screen, 320x240 pixels TFT 320×240
Line Out N/A Standard 3.5mm Port (Shared line out / S/PDIF coaxial out) Standard 3.5mm Port (Shared line out/S/PDIF coaxial out) Standard 3.5mm headphone Port
Digital Out (Coaxial) N/A Standard 3.5mm Port (Shared line out / S/PDIF coaxial out) Standard 3.5mm Port (Shared line out / S/PDIF coaxial out) Standard 3.5mm Headphone Port
USB DAC N/A Supporting up to 192kHz/24 bit and DSD (driver installation required) Supporting up to 192kHz/24 bit and DSD (driver installation required) N/A
Headphone Port Standard 3.5mm Headphone Port Standard 3.5mm Headphone Port Standard 3.5mm headphone Port Standard 3.5mm headphone Port
Drive Ability 16~100 Ω 16~150 Ω 16~150 Ω 16~100 Ω
Volume Control 60 steps digital potentiometer 120 steps digital potentiometer 120 steps digital potentiometer 100 steps digital potentiometer
Treble N/A N/A N/A N/A
Bass N/A N/A N/A N/A
Equalizer 5-band equalizer (±6dB) 10-band equalizer (±6dB) 10-band equalizer (±6dB) 5-band equalizer (±6dB)
Balance 10 dB 10 dB  5 dB 5 dB
Gain N/A 3.6dB(Gain=L)
9.1dB(Gain=H)
2.6dB(GAIN=L)
8.6dB(GAIN=H)
N/A
Internal Memory 8 GB N/A N/A N/A
Expansion Memory (Maximum) 64 GB 256 GB (128 GB×2) 128 GB×1 128 GB×1
Partial Performance Parameters for Line Output
THD+N N/A <0.001%(1 kHz) <0.001% (1 kHz) <0.003% (1 kHz)
Frequency Response N/A 10 Hz~65 kHz (-3dB) 10 Hz~55 kHz (-3dB) 10 Hz~45 kHz (-3dB)
Crosstalk N/A >115 dB (10 KΩ/1 kHz) >102 dB (10 KΩ/1 kHz) >100 dB (10 KΩ/1 kHz)
SNR N/A ≥114 dB (A-weighted) ≥114 dB (A-weighted) >110 dB (A-weighted)
Dynamic Range N/A >110 dB >110 dB >104 dB
Line Output Level N/A 1.53 Vrms (10 KΩ/1 kHz) 1.45 Vrms (10 KΩ/1 kHz) 1.5 Vrms (10 KΩ/1 kHz)
Partial Performance Parameters for Headphone Output
Output Power 1 >50 mW(16Ω/THD+N<1%) >436 mW
(16Ω/THD+N<1%)
>224 mW (16 Ω/THD+N<1%) >100 mW (16 Ω/THD+N<1%)
Output Power 2

>30 mW(32Ω/THD+N<1%)

>245 mW(32Ω/THD+N<1%) >200 mW (32 Ω/THD+N<1%) >65 mW (32 Ω/THD+N<1%)
Output Power 3

N/A

>27 mW

(300Ω/THD+N<1%)

>24 mW (300 Ω/THD+N<1%) >8 mW (300 Ω/THD+N<1%)
Frequency Response 8 Hz~47 kHz (-3dB) 10 Hz~65 kHz (-3dB) 10 Hz~55 kHz (-3dB) 10 Hz~45 kHz (-3dB)
SNR ≥95 dB (A-weighted) ≥117 dB (A-weighted) ≥113 dB ( A-weighted) >110 dB ( A-weighted)
Output Impedance <0.4 Ω(32Ω) <0.2 Ω(32Ω) <0.2 Ω(32Ω) <2 Ω(32Ω)
Crosstalk >70 dB (1 kHz) >75 dB (1 kHz) >74 dB (1 kHz) >70 dB (1 kHz)
THD+N <0.008% (1 kHz) <0.001% (1 kHz) <0.001% (1 kHz) <0.003% (1 kHz)
MAX Output Voltage >2.8 Vp-p >8.2 Vp-p 7.2 Vp-p >4.2 Vp-p
MAX Output Current >70  mA(For reference) >250 mA (For reference) >75 mA (For reference) >130 mA (For reference)
Power and Battery
Power DC5V ≥500mA recommended DC5V 2A recommended DC5V 2A recommended DC5V 2A recommended
Charge Display Battery gauge moves until fully charged Red light indicates , green light turns on after fully charged Red light indicates , green light turns on after fully charged Red light indicates , green light turns on after fully charged
Battery Display Yes Yes (Accurate battery % readings) Yes (Accurate battery % readings) Yes
Battery Capacity 550 mAh 3300 mAh 2600 mAh 1700 mAh
Battery Life >24 h (27Ω open earbuds; volume 22; display off; EQ off; MP3 44.1kHz/16bit ) >10 h  (27Ω open earbuds; volume 49; display off; EQ off; MP3 44.1kHz/16bit  ) >11 h  (27Ω open earbuds; volume 47; display off; EQ off; MP3 44.1kHz/16bit  ) >12  h (27Ω open earbuds; volume 39; display off; EQ off; MP3 44.1kHz/16bit  )
Charging Time <2.5 h <4 h (DC5V 2A recommended) <3 h (DC5V 2A recommended) <4 h (DC5V 2A recommended)
Audio Formats Supported
Lossless:

APE(Fast): 48 kHz/16 bit;
APE(Normal): 48 kHz/16 bit;
APE (High): 48 kHz/16 bit;
FLAC: 48 kHz/24 bit;
WAV: 96 kHz/24 bit;

DSD: DSD64, DSD128 (.iso&.dsf & .dff);

APE (Fast): 192 kHz/24 bit;
APE (Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;

AIFF: 192 kHz/24 bit;
FLAC: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA9.1 Lossless: 96 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

DSD: DSD64, DSD128 (.iso&.dsf & .dff);
APE(Fast): 192 kHz/24 bit;
APE(Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;

AIFF:192 kHz/24 bit;
FLAC: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA Lossless: 96 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

APE (Fast): 192 kHz/24 bit;
APE (Normal): 96 kHz/24 bit;
APE (High): 96 kHz/24 bit;

AIFF:192 kHz/24 bit;
FLAC: 192 kHz/24 bit;
WAV: 192 kHz/64 bit;
WMA 9.1 Lossless: 48 kHz/24 bit;
Apple Lossless: 192 kHz/24 bit;

Lossy Compression: MP3、WMA、OGG、M4A(excl. raw .AAC and .M4A encrypted ALAC) MP3、WMA、OGG... MP3、WMA、OGG... MP3、WMA、OGG...

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