alcatel Idol 4 vs Vertu Signature Touch (2015)

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

    Idol 4: 90 g lighter

    Idol 4:
    135 g
    Signature Touch (2015):
    225 g
  • Width

    Idol 4: 1.5 mm narrower

    Idol 4:
    72.5 mm
    Signature Touch (2015):
    74 mm
  • Chipset

    Idol 4:
    Qualcomm MSM8952 Snapdragon 617 (28 nm)
    Signature Touch (2015):
    Qualcomm MSM8994 Snapdragon 810 (20 nm)
  • Depth

    Idol 4: 3.7 mm thinner

    Idol 4:
    7.1 mm
    Signature Touch (2015):
    10.8 mm
  • Height

    Idol 4: 8 mm shorter

    Idol 4:
    147 mm
    Signature Touch (2015):
    155 mm
  • Release year

    Idol 4:
    2016
    Signature Touch (2015):
    2015

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. Idol 4

    Height:
    147 mm
    Width:
    72.5 mm
    Depth:
    7.1 mm
  2. 2. Signature Touch (2015)

    Height:
    155 mm +8 mm versus Idol 4
    Width:
    74 mm +1.5 mm versus Idol 4
    Depth:
    10.8 mm +3.7 mm versus Idol 4

Weight

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

  1. 1. Idol 4

    135 g

  2. 2. Signature Touch (2015)

    225 g

    +90 g versus Idol 4

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. Idol 4

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. Signature Touch (2015)

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 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.

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

Idol 4: Original memory entry

16 GB · 2 GB RAM - 6055Y · 6055K16 GB · 3 GB RAM - 6055B · 6055H · 6055I

Signature Touch (2015): 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. Idol 4

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Signature Touch (2015)

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

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. Idol 4

    2610 mAh

  2. 2. Signature Touch (2015)

    3160 mAh

    +550 mAh versus Idol 4

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. Idol 42. Signature Touch (2015)

Everyday essentials
Everyday essentials — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Dimensions (HxWxD)
  • 147 Х 72.5 Х 7.1 mm
  • 155 Х 74 Х 10.8 mm
Weight
  • 135 g
  • 225 g
Technology
  • LTPS IPS LCD
  • Sapphire crystal glass
Screen size
  • 5.2" inch
  • 5.2" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM - 6055Y
  • 6055K16 GB
  • 3 GB RAM - 6055B
  • 6055H
  • 6055I
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2610 mAh
  • Non-removable Li-Ion
  • 3160 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8952 Snapdragon 617 (28 nm)
  • Qualcomm MSM8994 Snapdragon 810 (20 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 74.5 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 69.9%
  • 65.0%
PPI /points per inch/
  • 424 PPI
  • 424 PPI
Screen protection Unknown
  • Sapphire crystal glass
Camera and Video
Camera and Video — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Rear camera, main
  • 13 MP
  • Single
  • 21 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • f/2.0
  • 21 MP
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 8 MP
  • 2.1 MP
Performance

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

Performance — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Processor CPU
  • Octa-core (4x1.7 GHz Cortex-A53 & 4x1.2 GHz Cortex-A53)
  • Octa-core (4x1.56 GHz Cortex-A53 & 4x1.82 GHz Cortex-A57)
Graphics processor GPU
  • Adreno 405
  • Adreno 430
Antutu 7 score *
  • 44179
Unknown
GeekBench 4 Single Core *
  • 693
Unknown
GeekBench 4 Multi-Core *
  • 1845
Unknown
GeekBench 4 RenderScript *
  • 2027
Unknown
General specs
General specs — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Release date
  • 2016
  • February
  • 2015
  • September
Colors
  • Gold
  • Dark Gray
  • Rose Gold
  • Metal Silver
  • Jet Calf
  • Garnet Calf
  • Grape Lizard
  • Pure Jet Lizard
  • Jet Alligator
  • Pure Navy Alligator
  • Clous de Paris Alligator
  • Pure Jet Red Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 9000 EUR
Battery life
  • Stand by time- Up to 520 h (2G) / Up to 520 h (3G) Talking time- Up to 15 h (2G) / Up to 15 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by) - 6055K
  • 6055I
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) -3G - HSDPA 850 / 900 / 1900 / 2100 - 6055Y
  • 6055K
  • 6055B
  • 6055I HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - 6055H -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700) - 6055K LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
  • 27(800)
  • 28(700) - 6055H (LTE Cat6) LTE band 1(2100)
  • 28(700)
  • 38(2600)
  • 40(2300) - 6055Y LTE band 2(1900)
  • 13(700)
  • 28(700) - 6055B
  • 6055I
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 13(700)
  • 17(700)
  • 20(800)
  • 25(1900)
  • 28(700)
  • 29(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps or LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0 (MHL)
  • USB Host
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
  • aptX
Music and Audio
Music and Audio — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Radio
  • FM radio
  • RDS
  • No
Others
  • Hi-Fi audio -Active noise cancellation with dedicated mic
  • Dolby Digital Plus audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Idol 4, Signature Touch (2015).
SpecificationIdol 4Signature Touch (2015)
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 2.0)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 2.0) -Qi wireless charging - Titanium body (forged grade 5) and luxurious calf leather covered rear panel