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Dell XCD28 vs Sonim XP7

Compare recorded specifications, size and practical differences.

Dell XCD28

Dell XCD28

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Sonim XP7

Sonim XP7

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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.

  • WeightXCD28: 190 g lighterXCD28: 100 g · XP7: 290 g
  • WidthXCD28: 17.1 mm narrowerXCD28: 55 mm · XP7: 72.1 mm
  • Screen diagonalXCD28: 1.2 in smaller diagonalXCD28: 2.8 in · XP7: 4 in
  • ChipsetQualcomm MSM7227 Snapdragon S1 / Qualcomm MSM8926 Snapdragon 400 (28 nm)XCD28: Qualcomm MSM7227 Snapdragon S1 · XP7: Qualcomm MSM8926 Snapdragon 400 (28 nm)
  • DepthXCD28: 6.3 mm thinnerXCD28: 14.5 mm · XP7: 20.8 mm
  • HeightXCD28: 35 mm shorterXCD28: 102 mm · XP7: 137 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
XCD28: 102 × 55 mm 1 XP7: 137 × 72.1 mm 2
Side
XCD28: 102 × 14.5 mm 1 XP7: 137 × 20.8 mm 2
  1. 1. XCD28
    Height
    102 mm
    Width
    55 mm
    Depth
    14.5 mm
    Weight
    100 g
  2. 2. XP7
    Height
    137 mm+35 mm versus XCD28
    Width
    72.1 mm+17.1 mm versus XCD28
    Depth
    20.8 mm+6.3 mm versus XCD28
    Weight
    290 g
Weight

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

  1. 1. XCD28100 g
  2. 2. XP7290 g

    +190 g versus XCD28

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.

Screen size
XCD28: 2.8 in, 4:3, About 24.3 cm² rectangular area 1 XP7: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. XCD28 2.8 in · 4:3 About 24.3 cm² rectangular area
  2. 2. XP7 4 in · 5:3 About 45.5 cm² rectangular area

XP7 has approximately 87.6% more rectangular screen area than XCD28.

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 by storage capacity and phone
StorageXCD28XP7
16 GB Unknown 1 GB RAM
XCD28: Original memory entry

256 MB RAM · 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. XCD28

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD · up to 8 GB (dedicated slot) · 2 GB included

2. XP7

NFC
Yes
Headphone jack
Yes
Memory card support
No

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. XCD281100 mAh
  2. 2. XP74800 mAh

    +3700 mAh versus XCD28

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. XCD282. XP7

Everyday essentials
Everyday essentials
SpecificationXCD28XP7
Dimensions (HxWxD)
  • 102 Х 55 Х 14.5 mm
  • 137 Х 72.1 Х 20.8 mm
Weight
  • 100 g
  • 290 g
Technology
  • TFT
Unknown
Screen size
  • 2.8" inch
  • 4" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB RAM
  • 256 MB
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 8 GB (dedicated slot)
  • 2 GB included
  • No
BatteryCapacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 4800 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.1 (Eclair)
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM7227 Snapdragon S1
  • Qualcomm MSM8926 Snapdragon 400 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationXCD28XP7
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 24.3 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 43.3%
  • 46.1%
PPI /points per inch/
  • 143 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video
SpecificationXCD28XP7
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 8 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 1 MP
  • Single
Specifications Unknown
  • 1 MP
Performance
Performance
SpecificationXCD28XP7
Processor CPU
  • 600 MHz ARM 11
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 200
  • Adreno 305
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 18693
General specs
General specs
SpecificationXCD28XP7
Release date
  • 2010
  • November
  • 2014
  • November
Colors
  • Black
  • Black
  • Yellow
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 700 EUR
Battery life Unknown
  • Stand by time- Up to 1000 h Talking time- Up to 40 h
Communication and Connectivity
Communication and Connectivity
SpecificationXCD28XP7
SIM card
  • Mini-SIM
  • Micro-SIM
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 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
  • HSPA 7.2/0.384 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • 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
  • 2.1
  • A2DP
  • EDR
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationXCD28XP7
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationXCD28XP7
Dop
  • MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Document viewer -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity - IP69 dust proof and water resistant over 1 meter and 30 minutes