LeEco Le Pro 3 AI Edition vs Samsung DoubleTime I857: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Weight

DoubleTime I857: 20 g lighter

Le Pro 3 AI Edition:

168 g

DoubleTime I857:

148 g
Width

DoubleTime I857: 13.1 mm narrower

Le Pro 3 AI Edition:

75.1 mm

DoubleTime I857:

62 mm
Screen diagonal

DoubleTime I857: 2.3 in smaller diagonal

Le Pro 3 AI Edition:

5.5 in

DoubleTime I857:

3.2 in
Chipset

Le Pro 3 AI Edition:

Mediatek MT6797D Helio X23 (20 nm) Standard -Mediatek MT6797X Helio X27 (20 nm) Eco Edition

DoubleTime I857:

Qualcomm MSM7230
Depth

Le Pro 3 AI Edition: 7.5 mm thinner

Le Pro 3 AI Edition:

7.5 mm

DoubleTime I857:

15 mm
Height

DoubleTime I857: 39.4 mm shorter

Le Pro 3 AI Edition:

152.4 mm

DoubleTime I857:

113 mm

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. Le Pro 3 AI Edition

Height:

152.4 mm +39.4 mm versus DoubleTime I857
Width:

75.1 mm +13.1 mm versus DoubleTime I857
Depth:

7.5 mm
2. DoubleTime I857

Height:

113 mm
Width:

62 mm
Depth:

15 mm +7.5 mm versus Le Pro 3 AI Edition

Weight

Bars start at zero and share a scale within this chart.

1. Le Pro 3 AI Edition

168 g

+20 g versus DoubleTime I857
2. DoubleTime I857

148 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. Le Pro 3 AI Edition

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 cm²
2. DoubleTime I857

Screen diagonal:

3.2 in

Aspect ratio (height:width):

3:2

Approximate rectangular screen area:

30.5 cm²

Le Pro 3 AI Edition has approximately 173.5% more rectangular screen area than DoubleTime I857.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Le Pro 3 AI Edition: Original memory entry

32 GB · 4 GB RAM - Standard64 GB · 4 GB RAM - Eco Edition

DoubleTime I857: Original memory entry

260 MB · 256 MB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Le Pro 3 AI Edition

NFC:: Yes
Headphone jack:: No
Memory card support:: No

2. DoubleTime I857

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. Le Pro 3 AI Edition

4000 mAh

+2800 mAh versus DoubleTime I857
2. DoubleTime I857

1200 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. Le Pro 3 AI Edition2. DoubleTime I857

Everyday essentials

Everyday essentials — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Dimensions (HxWxD)	152.4 Х 75.1 Х 7.5 mm	113 Х 62 Х 15 mm
Weight	168 g	148 g
Technology	IPS LCD	TFT
Screen size	5.5" inch	3.2" inch
Screen resolution	1080 x 1920 px	320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 4 GB RAM - Standard64 GB 4 GB RAM - Eco Edition	260 MB 256 MB RAM
Memory card support	No	microSD up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	4000 mAh Non-removable Li-Ion	1200 mAh Removable Li-Ion
Operating system OS	Android 6.0 (Marshmallow); eUI 5.9	Android 2.2 (Froyo)
Chipset	Mediatek MT6797D Helio X23 (20 nm) Standard -Mediatek MT6797X Helio X27 (20 nm) Eco Edition	Qualcomm MSM7230
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	256K
Screen area	83.4 cm2	30.5 cm2
Screen format	16:9 (height:width)	3:2 (height:width)
Screen to body ratio	72.9%	43.5%
PPI /points per inch/	401 PPI	180 PPI

Camera and Video

Camera and Video — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Rear camera, main	13 MP Single	3.15 MP Single
Camera specs	13 MP f/2.0 PDAF & laser AF	3.15 MP AF
Functions	Dual-LED dual-tone flash panorama HDR	Unknown
Video	1080p@30fps	320p
Front camera, selfie	8 MP Single	0 MP,
Specifications	8 MP f/2.2 1/3.2'' 1.4µm	Unknown

Performance

Performance — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Processor CPU	Deca-core x2.3 GHz Standard -Deca-core x2.6 GHz Eco Edition	800 MHz Scorpion
Graphics processor GPU	Mali-T880 MP4	Adreno 205

General specs

General specs — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Release date	2017 April	2011 October
Colors	Rose Gold Gold Black	Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	280 EUR	70 EUR
Battery life	Unknown	Stand by time- Up to 250 h Talking time- Up to 6 h

Communication and Connectivity

Communication and Connectivity — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
SIM card	Dual SIM (Nano-SIM dual stand-by)	Mini-SIM
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 7(2600) 38(2600) 39(1900) 40(2300) 41(2500)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed	HSPA LTE	HSPA 7.2/2 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot	No
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS
USB	Type-C 1.0 reversible connector	microUSB 2.0
Bluetooth	4.2 A2DP LE	3.0 A2DP
Harmful irradiation	Unknown	SAR - 0.54 W/kg (head) 0.97 W/kg (body)

Music and Audio

Music and Audio — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Radio	No	No
Others	Active noise cancellation with dedicated mic	Secondary TFT capacitive touchscreen (with multitouch) 320 x 480 pixels 3.2 inches

Other features

Other features — specifications for Le Pro 3 AI Edition, DoubleTime I857.
Specification	Le Pro 3 AI Edition	DoubleTime I857
Dop	Sensors Fingerprint (rear-mounted) accelerometer gyro proximity compass Infrared port - Fast battery charging	Sensors Accelerometer proximity compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Photo/video editor -Document viewer -Voice memo/dial/commands -Predictive text input - For AT&T

LeEco Le Pro 3 AI Edition vs Samsung DoubleTime I857