Kyocera Solo E4000 vs Vertu Signature Touch

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.

  • Weight

    Solo E4000: 102 g lighter

    Solo E4000:
    90 g
    Signature Touch:
    192 g
  • Width

    Solo E4000: 22.7 mm narrower

    Solo E4000:
    46.3 mm
    Signature Touch:
    69 mm
  • Depth

    Signature Touch: 3.1 mm thinner

    Solo E4000:
    13.8 mm
    Signature Touch:
    10.7 mm
  • Height

    Solo E4000: 37 mm shorter

    Solo E4000:
    108 mm
    Signature Touch:
    145 mm
  • Release year

    Solo E4000:
    2008
    Signature Touch:
    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. Solo E4000

    Height:
    108 mm
    Width:
    46.3 mm
    Depth:
    13.8 mm +3.1 mm versus Signature Touch
  2. 2. Signature Touch

    Height:
    145 mm +37 mm versus Solo E4000
    Width:
    69 mm +22.7 mm versus Solo E4000
    Depth:
    10.7 mm

Weight

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

  1. 1. Solo E4000

    90 g

  2. 2. Signature Touch

    192 g

    +102 g versus Solo E4000

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Solo E4000

    Solo E4000: Screen geometry unavailable or conflicting.

  2. 2. Signature Touch

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

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 Solo E4000, Signature Touch, compared at the same storage capacity.
StorageSolo E4000Signature Touch
64 GB Unknown 2 GB RAM

Practical features

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

1. Solo E4000

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 2 GB (dedicated slot)

2. Signature Touch

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. Solo E4000

    900 mAh

  2. 2. Signature Touch

    2275 mAh

    +1375 mAh versus Solo E4000

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. Solo E40002. Signature Touch

Everyday essentials
Everyday essentials — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Dimensions (HxWxD)
  • 108 Х 46.3 Х 13.8 mm
  • 145 Х 69 Х 10.7 mm
Weight
  • 90 g
  • 192 g
Technology
  • TFT
  • Sapphire crystal glass
Screen size
  • 0" inch
  • 4.7" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 64 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 2 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 900 mAh
  • Removable Li-Ion
  • 2275 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Standard
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm Snapdragon 801 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area Unknown
  • 60.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 60.9%
PPI /points per inch/
  • 0 PPI
  • 469 PPI
Screen protection Unknown
  • Scratch-proof glass
Camera and Video
Camera and Video — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • Hasselblad certified
  • AF
Functions Unknown
  • Dual-LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 2.1 MP
  • Single
Specifications Unknown
  • 2.1 MP
Performance

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

Performance — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Processor CPU Unknown
  • Quad-core 2.3 GHz Krait 400
Graphics processor GPU Unknown
  • Adreno 330
GeekBench 4 Single Core * Unknown
  • 354
GeekBench 4 Multi-Core * Unknown
  • 1174
General specs
General specs — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Release date
  • 2008
  • August
  • 2014
  • June
Colors
  • Black
  • Jet/ Claret leather
  • pure Jet leather
  • Pure Jet Red Gold
  • Seaspray/ Damson/ Pure navy lizard
  • Jet Alligator
  • Clous De Paris
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 8290 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 5 h
  • Stand by time- Up to 380 h Talking time- Up to 15 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 20(800)
  • 25(1900)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.69 W/kg (head) 1.29 W/kg (body) SAR EU - 0.49 W/kg (head)
Music and Audio
Music and Audio — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Radio
  • No
  • No
Others Unknown
  • Dolby Digital Plus audio enhancement -Bang & Olufsen -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Solo E4000, Signature Touch.
SpecificationSolo E4000Signature Touch
Dop
  • MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.263 player -Office document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Titanium body (forged grade 5) and luxurious calf leather covered rear panel - Also known as Vertu Signature Touch RM-980V
  • RM-980C