Icemobile Crystal vs Sonim XP7

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.

  • Width

    Crystal: 15.9 mm narrower

    Crystal:
    56.2 mm
    XP7:
    72.1 mm
  • Screen diagonal

    Crystal: 0.5 in smaller diagonal

    Crystal:
    3.5 in
    XP7:
    4 in
  • Chipset

    Crystal:
    Mediatek MT6516
    XP7:
    Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • Depth

    Crystal: 7.7 mm thinner

    Crystal:
    13.1 mm
    XP7:
    20.8 mm
  • Height

    Crystal: 25.5 mm shorter

    Crystal:
    111.5 mm
    XP7:
    137 mm
  • Release year

    Crystal:
    2011
    XP7:
    2014

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. Crystal

    Height:
    111.5 mm
    Width:
    56.2 mm
    Depth:
    13.1 mm
    Weight:
    Unknown
  2. 2. XP7

    Height:
    137 mm +25.5 mm versus Crystal
    Width:
    72.1 mm +15.9 mm versus Crystal
    Depth:
    20.8 mm +7.7 mm versus Crystal
    Weight:
    290 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. 1. Crystal

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. XP7

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

XP7 has approximately 30.6% more rectangular screen area than Crystal.

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.

Recorded RAM for Crystal, XP7, compared at the same storage capacity.
StorageCrystalXP7
16 GB Unknown 1 GB RAM
Crystal: Original memory entry

512 MB + 256 MB

Practical features

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

1. Crystal

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

2. XP7

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

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. Crystal

    1050 mAh

  2. 2. XP7

    4800 mAh

    +3750 mAh versus Crystal

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. Crystal2. XP7

Everyday essentials
Everyday essentials — specifications for Crystal, XP7.
SpecificationCrystalXP7
Dimensions (HxWxD)
  • 111.5 Х 56.2 Х 13.1 mm
  • 137 Х 72.1 Х 20.8 mm
Weight
  • 0 g
  • 290 g
Technology
  • TFT
Unknown
Screen size
  • 3.5" inch
  • 4" inch
Screen resolution
  • 240 x 400 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB + 256 MB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 2 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Ion
  • 4800 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6516
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Crystal, XP7.
SpecificationCrystalXP7
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 34.9 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 55.6%
  • 46.1%
PPI /points per inch/
  • 133 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video — specifications for Crystal, XP7.
SpecificationCrystalXP7
Rear camera, main
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 1.3 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1 MP
  • Single
Specifications Unknown
  • 1 MP
Performance

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

Performance — specifications for Crystal, XP7.
SpecificationCrystalXP7
Processor CPU
  • 416 MHz
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 18693
General specs
General specs — specifications for Crystal, XP7.
SpecificationCrystalXP7
Release date
  • 2011
  • February
  • 2014
  • November
Colors
  • Black
  • White
  • Black
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 700 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 5 h
  • Stand by time- Up to 1000 h Talking time- Up to 40 h
Communication and Connectivity
Communication and Connectivity — specifications for Crystal, XP7.
SpecificationCrystalXP7
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - Telus -4G - LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700) LTE band 1(2100)
  • 3(1800)
  • 17(700) - Telus
Speed Unknown
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Crystal, XP7.
SpecificationCrystalXP7
Radio
  • Stereo FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Crystal, XP7.
SpecificationCrystalXP7
Dop
  • Sensors Accelerometer TV app -Organizer -MP4/H.264 player -MP3/AAC+ player -Predictive text input Trackball -Flashlight
  • Sensors Accelerometer
  • proximity - IP69 dust proof and water resistant over 1 meter and 30 minutes