Icemobile Crystal vs OnePlus 7T

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: 18.2 mm narrower

    Crystal:
    56.2 mm
    7T:
    74.4 mm
  • Screen diagonal

    Crystal: 3.05 in smaller diagonal

    Crystal:
    3.5 in
    7T:
    6.55 in
  • Chipset

    Crystal:
    Mediatek MT6516
    7T:
    Qualcomm SDM855 Snapdragon 855+ (7 nm)
  • Rear camera layout

    Crystal:
    Single
    7T:
    Triple
  • Depth

    7T: 5 mm thinner

    Crystal:
    13.1 mm
    7T:
    8.1 mm
  • Height

    Crystal: 49.4 mm shorter

    Crystal:
    111.5 mm
    7T:
    160.9 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. Crystal

    Height:
    111.5 mm
    Width:
    56.2 mm
    Depth:
    13.1 mm +5 mm versus 7T
    Weight:
    Unknown
  2. 2. 7T

    Height:
    160.9 mm +49.4 mm versus Crystal
    Width:
    74.4 mm +18.2 mm versus Crystal
    Depth:
    8.1 mm
    Weight:
    190 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. 7T

    Screen diagonal:
    6.55 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    103.6 cm²

7T has approximately 197.1% 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.

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

Crystal: Original memory entry

512 MB + 256 MB

7T: Original memory entry

128GB 8GB RAM · 256GB 8GB RAM · UFS3.0

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. 7T

NFC:
Yes
Headphone jack:
No
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. 7T

    3800 mAh

    +2750 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. 7T

Everyday essentials
Everyday essentials — specifications for Crystal, 7T.
SpecificationCrystal7T
Dimensions (HxWxD)
  • 111.5 Х 56.2 Х 13.1 mm
  • 160.9 Х 74.4 Х 8.1 mm
Weight
  • 0 g
  • 190 g
Technology
  • TFT
  • Fluid AMOLED
Screen size
  • 3.5" inch
  • 6.55" inch
Screen resolution
  • 240 x 400 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB + 256 MB
  • 128GB 8GB RAM
  • 256GB 8GB RAM
  • UFS3.0
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
  • 3800 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.2 (Froyo)
  • Android 10.0
Chipset
  • Mediatek MT6516
  • Qualcomm SDM855 Snapdragon 855+ (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for Crystal, 7T.
SpecificationCrystal7T
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 34.9 cm2
  • 103.6 cm2
Screen format
  • 5:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 55.6%
  • 86.5%
PPI /points per inch/
  • 133 PPI
  • 402 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Crystal, 7T.
SpecificationCrystal7T
Rear camera, main
  • 1.3 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 1.3 MP
  • 48 MP
  • f/1.6
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF
  • OIS -12 MP
  • f/2.2
  • 51mm (telephoto)
  • 1.0µm
  • 2x optical zoom -16 MP
  • 17mm (ultrawide)
  • AF
Functions
  • LED flash
  • Auto-HDR
Video
  • Yes
  • 1080p@30fps
  • gyro-EIS
Front camera, selfie
  • 0.3 MP
  • Single
  • 16 MP
  • Single
Specifications Unknown
  • 16 MP
  • f/2.0
  • 25mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for Crystal, 7T.
SpecificationCrystal7T
Processor CPU
  • 416 MHz
  • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640 (700 MHz)
Antutu 7 score * Unknown
  • 401214
Antutu 8 score * Unknown
  • 494705
GeekBench 5 Single Core * Unknown
  • 761
GeekBench 5 Multi-Core * Unknown
  • 2697
General specs
General specs — specifications for Crystal, 7T.
SpecificationCrystal7T
Release date
  • 2011
  • February
  • 2019
  • September 26
Colors
  • Black
  • White
  • Frosted Silver
  • Glacier blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 600 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 5 h
Unknown
Body build Unknown
  • Front glass (Gorilla Glass)
  • back glass (Gorilla Glass)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Crystal, 7T.
SpecificationCrystal7T
SIM card
  • Dual SIM (Mini-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 25(1900)
  • 26(850)
  • 28(700)
  • 29(700)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100) - EU LTE band 1(2100)
  • 30(2300)
  • 46
  • 48
  • 66(1700/2100)
  • 71(600) - NA LTE band 1(2100)
  • 41(2500) - CN
  • IN
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat18 1200/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • SBAS
USB
  • microUSB 2.0
  • 3.1
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • Yes
  • 5.0
  • A2DP
  • LE
  • aptX HD
Music and Audio
Music and Audio — specifications for Crystal, 7T.
SpecificationCrystal7T
Radio
  • Stereo FM radio
  • No
Others Unknown
  • DCI-P3 100% -HDR10+ -90Hz
  • Active noise cancellation with dedicated mic -Dolby Atmos sound
Other features
Other features — specifications for Crystal, 7T.
SpecificationCrystal7T
Dop
  • Sensors Accelerometer TV app -Organizer -MP4/H.264 player -MP3/AAC+ player -Predictive text input Trackball -Flashlight
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 30W (Warp Charge 30T)