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Samsung DoubleTime I857 vs Sharp Z2

Compare recorded specifications, size and practical differences.

Sharp Z2

Sharp Z2

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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.

  • WeightDoubleTime I857: 12 g lighterDoubleTime I857: 148 g · Z2: 160 g
  • WidthDoubleTime I857: 14 mm narrowerDoubleTime I857: 62 mm · Z2: 76 mm
  • Screen diagonalDoubleTime I857: 2.3 in smaller diagonalDoubleTime I857: 3.2 in · Z2: 5.5 in
  • ChipsetQualcomm MSM7230 / Mediatek MT6797 Helio X20 (20 nm)DoubleTime I857: Qualcomm MSM7230 · Z2: Mediatek MT6797 Helio X20 (20 nm)
  • DepthZ2: 6.6 mm thinnerZ2: 8.4 mm · DoubleTime I857: 15 mm
  • HeightDoubleTime I857: 40 mm shorterDoubleTime I857: 113 mm · Z2: 153 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.

Front
DoubleTime I857: 113 × 62 mm 1 Z2: 153 × 76 mm 2
Side
DoubleTime I857: 113 × 15 mm 1 Z2: 153 × 8.4 mm 2
  1. 1. DoubleTime I857
    Height
    113 mm
    Width
    62 mm
    Depth
    15 mm
    Weight
    148 g
  2. 2. Z2
    Height
    153 mm
    Width
    76 mm
    Depth
    8.4 mm
    Weight
    160 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationDoubleTime I857Z2
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 153 Х 76 Х 8.4 mm
Weight
  • 148 g
  • 160 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 3.2" inch
  • 5.5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 6.0 (Marshmallow)
Chipset
  • Qualcomm MSM7230
  • Mediatek MT6797 Helio X20 (20 nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationDoubleTime I857Z2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 83.4 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
  • 71.7%
PPI /points per inch/
  • 180 PPI
  • 401 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video
SpecificationDoubleTime I857Z2
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 16 MP
  • PDAF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
Performance
Performance
SpecificationDoubleTime I857Z2
Processor CPU
  • 800 MHz Scorpion
  • Deca-core (2x2.3GHz Cortex-A72
  • 4x2.0GHz Cortex-A53
  • 4x1.4GHz Cortex-A53)
Graphics processor GPU
  • Adreno 205
  • Mali-T880 MP4
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 85326
General specs
General specs
SpecificationDoubleTime I857Z2
Release date
  • 2011
  • October
  • 2016
  • October
Colors
  • Black/White
  • Silver
  • Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 330 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationDoubleTime I857Z2
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA 7.2/2 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 3.0
  • A2DP
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationDoubleTime I857Z2
Radio
  • No
  • FM radio
Others
  • Secondary TFT capacitive touchscreen (with multitouch)
  • 320 x 480 pixels
  • 3.2 inches
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationDoubleTime I857Z2
Dop
  • 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
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port