LG Optimus Chic E720 vs Samsung DoubleTime I857

Compare recorded specifications, size and practical differences.

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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

    Optimus Chic E720: 16 g lighter

    Optimus Chic E720:
    132 g
    DoubleTime I857:
    148 g
  • Width

    Optimus Chic E720: 4.1 mm narrower

    Optimus Chic E720:
    57.9 mm
    DoubleTime I857:
    62 mm
  • Depth

    Optimus Chic E720: 2.1 mm thinner

    Optimus Chic E720:
    12.9 mm
    DoubleTime I857:
    15 mm
  • Release year

    Optimus Chic E720:
    2010
    DoubleTime I857:
    2011

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. 1. Optimus Chic E720

    Height:
    112.5 mm
    Width:
    57.9 mm
    Depth:
    12.9 mm
  2. 2. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm +4.1 mm versus Optimus Chic E720
    Depth:
    15 mm +2.1 mm versus Optimus Chic E720

Weight

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

  1. 1. Optimus Chic E720

    132 g

  2. 2. DoubleTime I857

    148 g

    +16 g versus Optimus Chic E720

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. 1. Optimus Chic E720

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. DoubleTime I857

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

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.

Optimus Chic E720: Original memory entry

150 MB

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. Optimus Chic E720

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. 1. Optimus Chic E720

    1250 mAh

    +50 mAh versus DoubleTime I857

  2. 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. Optimus Chic E7202. DoubleTime I857

Everyday essentials
Everyday essentials — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Dimensions (HxWxD)
  • 112.5 Х 57.9 Х 12.9 mm
  • 113 Х 62 Х 15 mm
Weight
  • 132 g
  • 148 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 3.2" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 150 MB
  • 260 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Po
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 2.2 (Froyo)
Chipset Unknown
  • Qualcomm MSM7230
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 30.5 cm2
  • 30.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 46.8%
  • 43.5%
PPI /points per inch/
  • 180 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
  • AF
Video
  • 480p@30fps
  • 320p
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Processor CPU
  • 600 MHz
  • 800 MHz Scorpion
Graphics processor GPU Unknown
  • Adreno 205
General specs
General specs — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Release date
  • 2010
  • July
  • 2011
  • October
Colors
  • Black
  • White
  • Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 450 h (2G) / Up to 450 h (3G) Talking time- Up to 5 h (2G) / Up to 5 h 30 min (3G)
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation
  • SAR - 1.13 W/kg (head) 0.92 W/kg (body) SAR EU - 1.52 W/kg (head) 1.49 W/kg (body)
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Music and Audio
Music and Audio — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Radio
  • Stereo FM radio
  • No
Others Unknown
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
Other features
Other features — specifications for Optimus Chic E720, DoubleTime I857.
SpecificationOptimus Chic E720DoubleTime I857
Dop
  • Sensors Accelerometer
  • proximity
  • compass - DivX/MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo -Predictive text input
  • 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