Samsung DoubleTime I857 vs Sonim XP8

Compare recorded specifications, size and practical differences.

+ Add a third phone

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: 187 g lighter

    DoubleTime I857:
    148 g
    XP8:
    335 g
  • Width

    DoubleTime I857: 17.5 mm narrower

    DoubleTime I857:
    62 mm
    XP8:
    79.5 mm
  • Screen diagonal

    DoubleTime I857: 1.8 in smaller diagonal

    DoubleTime I857:
    3.2 in
    XP8:
    5 in
  • Chipset

    DoubleTime I857:
    Qualcomm MSM7230
    XP8:
    Qualcomm SDM630 Snapdragon 630 (14 nm)
  • Depth

    DoubleTime I857: 3 mm thinner

    DoubleTime I857:
    15 mm
    XP8:
    18 mm
  • Height

    DoubleTime I857: 39 mm shorter

    DoubleTime I857:
    113 mm
    XP8:
    152 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. 1. DoubleTime I857

    Height:
    113 mm
    Width:
    62 mm
    Depth:
    15 mm
  2. 2. XP8

    Height:
    152 mm +39 mm versus DoubleTime I857
    Width:
    79.5 mm +17.5 mm versus DoubleTime I857
    Depth:
    18 mm +3 mm versus DoubleTime I857

Weight

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

  1. 1. DoubleTime I857

    148 g

  2. 2. XP8

    335 g

    +187 g versus DoubleTime I857

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. DoubleTime I857

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²
  2. 2. XP8

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

XP8 has approximately 126% 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.

DoubleTime I857: Original memory entry

260 MB · 256 MB RAM

XP8: Original memory entry

64 GB · 512GB 4GB

Practical features

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

1. DoubleTime I857

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

2. XP8

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

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. DoubleTime I857

    1200 mAh

  2. 2. XP8

    4900 mAh

    +3700 mAh versus DoubleTime I857

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. DoubleTime I8572. XP8

Everyday essentials
Everyday essentials — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
Dimensions (HxWxD)
  • 113 Х 62 Х 15 mm
  • 152 Х 79.5 Х 18 mm
Weight
  • 148 g
  • 335 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 260 MB
  • 256 MB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 4900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 7.0 (Nougat)
Chipset
  • Qualcomm MSM7230
  • Qualcomm SDM630 Snapdragon 630 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 30.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 43.5%
  • 57.0%
PPI /points per inch/
  • 180 PPI
  • 441 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
Rear camera, main
  • 3.15 MP
  • Single
  • 12 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 12 MP
  • PDAF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • 320p
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
Processor CPU
  • 800 MHz Scorpion
  • Octa-core 2.2 GHz Cortex-A53
Graphics processor GPU
  • Adreno 205
  • Adreno 508
Antutu 7 score * Unknown
  • 71820
General specs
General specs — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
Release date
  • 2011
  • October
  • 2018
  • April
Colors
  • Black/White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 700 EUR
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
  • Stand by time- Up to 720 h Talking time- Up to 30 h Music play - Up to 70 h
Communication and Connectivity
Communication and Connectivity — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
SIM card
  • Mini-SIM
  • 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 - SIM 1 & SIM 2 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 14(700)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100)
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector; magnetic connector
Bluetooth
  • 3.0
  • A2DP
  • 5.0
  • A2DP
  • EDR
  • LE
Harmful irradiation
  • SAR - 0.54 W/kg (head) 0.97 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
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 — specifications for DoubleTime I857, XP8.
SpecificationDoubleTime I857XP8
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 Accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging (Quick Charge 4.0) - IP69 dust proof and water resistant over 1 meter and 30 minutes -MIL-STD-810G